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<div class="title">box_definitions.cc</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Copyright (c) 2012 The Chromium Authors. All rights reserved.</span></div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// Use of this source code is governed by a BSD-style license that can be</span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// found in the LICENSE file.</span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> </div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="preprocessor">#include "packager/media/formats/mp4/box_definitions.h"</span></div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> </div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="preprocessor">#include <limits></span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> </div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#include "packager/base/logging.h"</span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include "packager/media/base/bit_reader.h"</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include "packager/media/base/macros.h"</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include "packager/media/base/rcheck.h"</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include "packager/media/formats/mp4/box_buffer.h"</span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> </div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="keyword">namespace </span>{</div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="keyword">const</span> uint32_t kFourCCSize = 4;</div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> </div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment">// Key Id size as defined in CENC spec.</span></div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="keyword">const</span> uint32_t kCencKeyIdSize = 16;</div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">// 9 uint32_t in big endian formatted array.</span></div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="keyword">const</span> uint8_t kUnityMatrix[] = {0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,</div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0,</div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  0, 0, 0, 0, 0, 0, 0, 0, 0x40, 0, 0, 0};</div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment">// Default entries for HandlerReference box.</span></div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="keyword">const</span> <span class="keywordtype">char</span> kVideoHandlerName[] = <span class="stringliteral">"VideoHandler"</span>;</div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="keyword">const</span> <span class="keywordtype">char</span> kAudioHandlerName[] = <span class="stringliteral">"SoundHandler"</span>;</div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="keyword">const</span> <span class="keywordtype">char</span> kTextHandlerName[] = <span class="stringliteral">"TextHandler"</span>;</div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment">// Default values for VideoSampleEntry box.</span></div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="keyword">const</span> uint32_t kVideoResolution = 0x00480000; <span class="comment">// 72 dpi.</span></div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="keyword">const</span> uint16_t kVideoFrameCount = 1;</div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="keyword">const</span> uint16_t kVideoDepth = 0x0018;</div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="keyword">const</span> uint32_t kCompressorNameSize = 32u;</div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="keyword">const</span> <span class="keywordtype">char</span> kAvcCompressorName[] = <span class="stringliteral">"\012AVC Coding"</span>;</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">const</span> <span class="keywordtype">char</span> kHevcCompressorName[] = <span class="stringliteral">"\013HEVC Coding"</span>;</div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="keyword">const</span> <span class="keywordtype">char</span> kVpcCompressorName[] = <span class="stringliteral">"\012VPC Coding"</span>;</div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="comment">// Using negative value as "not set". It is very unlikely that 2^31 cues happen</span></div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment">// at once.</span></div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="keyword">const</span> <span class="keywordtype">int</span> kCueSourceIdNotSet = -1;</div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> </div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="keyword">const</span> <span class="keywordtype">size_t</span> kInvalidIvSize = 1;</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment">// According to ISO/IEC FDIS 23001-7: CENC spec, IV should be either</span></div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="comment">// 64-bit (8-byte) or 128-bit (16-byte).</span></div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="comment">// |per_sample_iv_size| of 0 means constant_iv is used.</span></div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="keywordtype">bool</span> IsIvSizeValid(uint8_t per_sample_iv_size) {</div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordflow">return</span> per_sample_iv_size == 0 || per_sample_iv_size == 8 ||</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  per_sample_iv_size == 16;</div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> }</div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> </div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="comment">// Default values to construct the following fields in ddts box. Values are set</span></div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="comment">// according to FFMPEG.</span></div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="comment">// bit(2) FrameDuration; // 3 = 4096</span></div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment">// bit(5) StreamConstruction; // 18</span></div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment">// bit(1) CoreLFEPresent; // 0 = none</span></div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment">// bit(6) CoreLayout; // 31 = ignore core layout</span></div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment">// bit(14) CoreSize; // 0</span></div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment">// bit(1) StereoDownmix // 0 = none</span></div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="comment">// bit(3) RepresentationType; // 4</span></div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="comment">// bit(16) ChannelLayout; // 0xf = 5.1 channel layout.</span></div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="comment">// bit(1) MultiAssetFlag // 0 = single asset</span></div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="comment">// bit(1) LBRDurationMod // 0 = ignore</span></div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="comment">// bit(1) ReservedBoxPresent // 0 = none</span></div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="comment">// bit(5) Reserved // 0</span></div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="keyword">const</span> uint8_t kDdtsExtraData[] = {0xe4, 0x7c, 0, 4, 0, 0x0f, 0};</div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> </div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="comment">// ID3v2 header: http://id3.org/id3v2.4.0-structure</span></div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="keyword">const</span> uint32_t kID3v2HeaderSize = 10;</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="keyword">const</span> <span class="keywordtype">char</span> kID3v2Identifier[] = <span class="stringliteral">"ID3"</span>;</div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="keyword">const</span> uint16_t kID3v2Version = 0x0400; <span class="comment">// id3v2.4.0</span></div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> </div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="comment">// Utility functions to check if the 64bit integers can fit in 32bit integer.</span></div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="keywordtype">bool</span> IsFitIn32Bits(uint64_t a) {</div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keywordflow">return</span> a <= std::numeric_limits<uint32_t>::max();</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> }</div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> </div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="keywordtype">bool</span> IsFitIn32Bits(int64_t a) {</div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keywordflow">return</span> a <= std::numeric_limits<int32_t>::max() &&</div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  a >= std::numeric_limits<int32_t>::min();</div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> }</div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> </div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T1, <span class="keyword">typename</span> T2></div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="keywordtype">bool</span> IsFitIn32Bits(T1 a1, T2 a2) {</div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordflow">return</span> IsFitIn32Bits(a1) && IsFitIn32Bits(a2);</div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> }</div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> </div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T1, <span class="keyword">typename</span> T2, <span class="keyword">typename</span> T3></div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="keywordtype">bool</span> IsFitIn32Bits(T1 a1, T2 a2, T3 a3) {</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordflow">return</span> IsFitIn32Bits(a1) && IsFitIn32Bits(a2) && IsFitIn32Bits(a3);</div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> }</div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> </div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> } <span class="comment">// namespace</span></div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> </div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="keyword">namespace </span>shaka {</div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="keyword">namespace </span>media {</div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="keyword">namespace </span>mp4 {</div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> </div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="keyword">namespace </span>{</div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> </div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> TrackType FourCCToTrackType(FourCC fourcc) {</div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keywordflow">switch</span> (fourcc) {</div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keywordflow">case</span> FOURCC_vide:</div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keywordflow">return</span> kVideo;</div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordflow">case</span> FOURCC_soun:</div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordflow">return</span> kAudio;</div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keywordflow">case</span> FOURCC_text:</div>
|
|
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keywordflow">return</span> kText;</div>
|
|
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordflow">return</span> kInvalid;</div>
|
|
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  }</div>
|
|
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> }</div>
|
|
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> </div>
|
|
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span> FourCC TrackTypeToFourCC(TrackType track_type) {</div>
|
|
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keywordflow">switch</span> (track_type) {</div>
|
|
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keywordflow">case</span> kVideo:</div>
|
|
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="keywordflow">return</span> FOURCC_vide;</div>
|
|
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keywordflow">case</span> kAudio:</div>
|
|
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keywordflow">return</span> FOURCC_soun;</div>
|
|
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordflow">case</span> kText:</div>
|
|
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keywordflow">return</span> FOURCC_text;</div>
|
|
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keywordflow">return</span> FOURCC_NULL;</div>
|
|
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  }</div>
|
|
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span> }</div>
|
|
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span> </div>
|
|
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> <span class="keywordtype">bool</span> IsProtectionSchemeSupported(FourCC scheme) {</div>
|
|
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keywordflow">return</span> scheme == FOURCC_cenc || scheme == FOURCC_cens ||</div>
|
|
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  scheme == FOURCC_cbc1 || scheme == FOURCC_cbcs;</div>
|
|
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> }</div>
|
|
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> </div>
|
|
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> } <span class="comment">// namespace</span></div>
|
|
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> </div>
|
|
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span> FileType::FileType() : major_brand(FOURCC_NULL), minor_version(0) {}</div>
|
|
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> FileType::~FileType() {}</div>
|
|
<div class="line"><a name="l00138"></a><span class="lineno"><a class="line" href="../../d5/d03/structshaka_1_1media_1_1mp4_1_1FileType.html#a038c8454ffed2e8bf32c858ddae320e1"> 138</a></span> FourCC <a class="code" href="../../d5/d03/structshaka_1_1media_1_1mp4_1_1FileType.html#a038c8454ffed2e8bf32c858ddae320e1">FileType::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_ftyp; }</div>
|
|
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span> </div>
|
|
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="keywordtype">bool</span> FileType::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  RCHECK(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  buffer->ReadWriteFourCC(&major_brand) &&</div>
|
|
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  buffer->ReadWriteUInt32(&minor_version));</div>
|
|
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keywordtype">size_t</span> num_brands;</div>
|
|
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#acf36e70bcb8c4ee7939835126ae9b98b">BytesLeft</a>() % <span class="keyword">sizeof</span>(FourCC) == 0);</div>
|
|
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  num_brands = buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#acf36e70bcb8c4ee7939835126ae9b98b">BytesLeft</a>() / <span class="keyword">sizeof</span>(FourCC);</div>
|
|
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  compatible_brands.resize(num_brands);</div>
|
|
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  num_brands = compatible_brands.size();</div>
|
|
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  }</div>
|
|
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < num_brands; ++i)</div>
|
|
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  RCHECK(buffer->ReadWriteFourCC(&compatible_brands[i]));</div>
|
|
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> }</div>
|
|
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span> </div>
|
|
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="keywordtype">size_t</span> FileType::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + kFourCCSize + <span class="keyword">sizeof</span>(minor_version) +</div>
|
|
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  kFourCCSize * compatible_brands.size();</div>
|
|
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> }</div>
|
|
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span> </div>
|
|
<div class="line"><a name="l00162"></a><span class="lineno"><a class="line" href="../../d3/dd0/structshaka_1_1media_1_1mp4_1_1SegmentType.html#ab3c10a2cd4a8162a91265b0cfd53de09"> 162</a></span> FourCC <a class="code" href="../../d3/dd0/structshaka_1_1media_1_1mp4_1_1SegmentType.html#ab3c10a2cd4a8162a91265b0cfd53de09">SegmentType::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_styp; }</div>
|
|
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span> </div>
|
|
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span> ProtectionSystemSpecificHeader::ProtectionSystemSpecificHeader() {}</div>
|
|
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> ProtectionSystemSpecificHeader::~ProtectionSystemSpecificHeader() {}</div>
|
|
<div class="line"><a name="l00166"></a><span class="lineno"><a class="line" href="../../d0/d3c/structshaka_1_1media_1_1mp4_1_1ProtectionSystemSpecificHeader.html#aae81fc1f70a0cdb8161dbafdbe80b099"> 166</a></span> FourCC <a class="code" href="../../d0/d3c/structshaka_1_1media_1_1mp4_1_1ProtectionSystemSpecificHeader.html#aae81fc1f70a0cdb8161dbafdbe80b099">ProtectionSystemSpecificHeader::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_pssh; }</div>
|
|
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span> </div>
|
|
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="keywordtype">bool</span> ProtectionSystemSpecificHeader::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html">BoxReader</a>* reader = buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6e7c1f50071b52d7f68e094f0401d3d9">reader</a>();</div>
|
|
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  DCHECK(reader);</div>
|
|
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  raw_box.assign(reader->data(), reader->data() + reader->size());</div>
|
|
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  DCHECK(!raw_box.empty());</div>
|
|
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a0b9aa5e5669d771e12563e168d5c967d">writer</a>()->AppendVector(raw_box);</div>
|
|
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  }</div>
|
|
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> </div>
|
|
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> }</div>
|
|
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> </div>
|
|
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="keywordtype">size_t</span> ProtectionSystemSpecificHeader::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keywordflow">return</span> raw_box.size();</div>
|
|
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> }</div>
|
|
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> </div>
|
|
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> SampleAuxiliaryInformationOffset::SampleAuxiliaryInformationOffset() {}</div>
|
|
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> SampleAuxiliaryInformationOffset::~SampleAuxiliaryInformationOffset() {}</div>
|
|
<div class="line"><a name="l00187"></a><span class="lineno"><a class="line" href="../../d5/dca/structshaka_1_1media_1_1mp4_1_1SampleAuxiliaryInformationOffset.html#a63843ee864061fef2d6f788ad240aa44"> 187</a></span> FourCC <a class="code" href="../../d5/dca/structshaka_1_1media_1_1mp4_1_1SampleAuxiliaryInformationOffset.html#a63843ee864061fef2d6f788ad240aa44">SampleAuxiliaryInformationOffset::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_saio; }</div>
|
|
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span> </div>
|
|
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> <span class="keywordtype">bool</span> SampleAuxiliaryInformationOffset::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer));</div>
|
|
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="keywordflow">if</span> (flags & 1)</div>
|
|
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a1a0c70e3124677ae08164f7b89f6a1d4">IgnoreBytes</a>(8)); <span class="comment">// aux_info_type and parameter.</span></div>
|
|
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> </div>
|
|
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  uint32_t count = <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(offsets.size());</div>
|
|
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  RCHECK(buffer->ReadWriteUInt32(&count));</div>
|
|
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  offsets.resize(count);</div>
|
|
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span> </div>
|
|
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keywordtype">size_t</span> num_bytes = (version == 1) ? <span class="keyword">sizeof</span>(uint64_t) : <span class="keyword">sizeof</span>(uint32_t);</div>
|
|
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < count; ++i)</div>
|
|
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a53c6b6a9bce0bb0fa61b9ce95c3f5cef">ReadWriteUInt64NBytes</a>(&offsets[i], num_bytes));</div>
|
|
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span> }</div>
|
|
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span> </div>
|
|
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span> <span class="keywordtype">size_t</span> SampleAuxiliaryInformationOffset::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="comment">// This box is optional. Skip it if it is empty.</span></div>
|
|
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <span class="keywordflow">if</span> (offsets.size() == 0)</div>
|
|
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="keywordtype">size_t</span> num_bytes = (version == 1) ? <span class="keyword">sizeof</span>(uint64_t) : <span class="keyword">sizeof</span>(uint32_t);</div>
|
|
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + <span class="keyword">sizeof</span>(uint32_t) + num_bytes * offsets.size();</div>
|
|
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span> }</div>
|
|
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> </div>
|
|
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span> SampleAuxiliaryInformationSize::SampleAuxiliaryInformationSize()</div>
|
|
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  : default_sample_info_size(0), sample_count(0) {}</div>
|
|
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span> SampleAuxiliaryInformationSize::~SampleAuxiliaryInformationSize() {}</div>
|
|
<div class="line"><a name="l00215"></a><span class="lineno"><a class="line" href="../../dd/d13/structshaka_1_1media_1_1mp4_1_1SampleAuxiliaryInformationSize.html#a909bcffee3acdc7754539a22546d1c76"> 215</a></span> FourCC <a class="code" href="../../dd/d13/structshaka_1_1media_1_1mp4_1_1SampleAuxiliaryInformationSize.html#a909bcffee3acdc7754539a22546d1c76">SampleAuxiliaryInformationSize::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_saiz; }</div>
|
|
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span> </div>
|
|
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span> <span class="keywordtype">bool</span> SampleAuxiliaryInformationSize::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer));</div>
|
|
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="keywordflow">if</span> (flags & 1)</div>
|
|
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a1a0c70e3124677ae08164f7b89f6a1d4">IgnoreBytes</a>(8));</div>
|
|
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span> </div>
|
|
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  RCHECK(buffer->ReadWriteUInt8(&default_sample_info_size) &&</div>
|
|
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  buffer->ReadWriteUInt32(&sample_count));</div>
|
|
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="keywordflow">if</span> (default_sample_info_size == 0)</div>
|
|
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  RCHECK(buffer->ReadWriteVector(&sample_info_sizes, sample_count));</div>
|
|
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span> }</div>
|
|
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span> </div>
|
|
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span> <span class="keywordtype">size_t</span> SampleAuxiliaryInformationSize::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="comment">// This box is optional. Skip it if it is empty.</span></div>
|
|
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="keywordflow">if</span> (sample_count == 0)</div>
|
|
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + <span class="keyword">sizeof</span>(default_sample_info_size) +</div>
|
|
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="keyword">sizeof</span>(sample_count) +</div>
|
|
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  (default_sample_info_size == 0 ? sample_info_sizes.size() : 0);</div>
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<div class="line"><a name="l00236"></a><span class="lineno"> 236</span> }</div>
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<div class="line"><a name="l00237"></a><span class="lineno"> 237</span> </div>
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<div class="line"><a name="l00238"></a><span class="lineno"> 238</span> SampleEncryptionEntry::SampleEncryptionEntry() {}</div>
|
|
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span> SampleEncryptionEntry::~SampleEncryptionEntry() {}</div>
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|
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span> </div>
|
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<div class="line"><a name="l00241"></a><span class="lineno"><a class="line" href="../../d6/dcb/structshaka_1_1media_1_1mp4_1_1SampleEncryptionEntry.html#ac32331c506252793b4447940abbeafd9"> 241</a></span> <span class="keywordtype">bool</span> <a class="code" href="../../d6/dcb/structshaka_1_1media_1_1mp4_1_1SampleEncryptionEntry.html#ac32331c506252793b4447940abbeafd9">SampleEncryptionEntry::ReadWrite</a>(uint8_t iv_size,</div>
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|
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <span class="keywordtype">bool</span> has_subsamples,</div>
|
|
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  DCHECK(IsIvSizeValid(iv_size));</div>
|
|
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  DCHECK(buffer);</div>
|
|
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span> </div>
|
|
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  RCHECK(buffer->ReadWriteVector(&initialization_vector, iv_size));</div>
|
|
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span> </div>
|
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<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keywordflow">if</span> (!has_subsamples) {</div>
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|
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  subsamples.clear();</div>
|
|
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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|
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  }</div>
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<div class="line"><a name="l00253"></a><span class="lineno"> 253</span> </div>
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<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  uint16_t subsample_count = <span class="keyword">static_cast<</span>uint16_t<span class="keyword">></span>(subsamples.size());</div>
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|
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  RCHECK(buffer->ReadWriteUInt16(&subsample_count));</div>
|
|
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  RCHECK(subsample_count > 0);</div>
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<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  subsamples.resize(subsample_count);</div>
|
|
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <span class="keywordflow">for</span> (<span class="keyword">auto</span>& subsample : subsamples) {</div>
|
|
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  RCHECK(buffer->ReadWriteUInt16(&subsample.clear_bytes) &&</div>
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|
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  buffer->ReadWriteUInt32(&subsample.cipher_bytes));</div>
|
|
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  }</div>
|
|
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span> }</div>
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<div class="line"><a name="l00264"></a><span class="lineno"> 264</span> </div>
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<div class="line"><a name="l00265"></a><span class="lineno"><a class="line" href="../../d6/dcb/structshaka_1_1media_1_1mp4_1_1SampleEncryptionEntry.html#a247ca9987470a6c724f1e099a78d3460"> 265</a></span> <span class="keywordtype">bool</span> <a class="code" href="../../d6/dcb/structshaka_1_1media_1_1mp4_1_1SampleEncryptionEntry.html#a247ca9987470a6c724f1e099a78d3460">SampleEncryptionEntry::ParseFromBuffer</a>(uint8_t iv_size,</div>
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|
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="keywordtype">bool</span> has_subsamples,</div>
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|
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <a class="code" href="../../d9/d13/classshaka_1_1media_1_1BufferReader.html">BufferReader</a>* reader) {</div>
|
|
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  DCHECK(IsIvSizeValid(iv_size));</div>
|
|
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  DCHECK(reader);</div>
|
|
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span> </div>
|
|
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  initialization_vector.resize(iv_size);</div>
|
|
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  RCHECK(reader->ReadToVector(&initialization_vector, iv_size));</div>
|
|
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span> </div>
|
|
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="keywordflow">if</span> (!has_subsamples) {</div>
|
|
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  subsamples.clear();</div>
|
|
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  }</div>
|
|
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span> </div>
|
|
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  uint16_t subsample_count;</div>
|
|
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  RCHECK(reader->Read2(&subsample_count));</div>
|
|
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  RCHECK(subsample_count > 0);</div>
|
|
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  subsamples.resize(subsample_count);</div>
|
|
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  <span class="keywordflow">for</span> (<span class="keyword">auto</span>& subsample : subsamples) {</div>
|
|
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  RCHECK(reader->Read2(&subsample.clear_bytes) &&</div>
|
|
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  reader->Read4(&subsample.cipher_bytes));</div>
|
|
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  }</div>
|
|
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span> }</div>
|
|
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span> </div>
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|
<div class="line"><a name="l00290"></a><span class="lineno"><a class="line" href="../../d6/dcb/structshaka_1_1media_1_1mp4_1_1SampleEncryptionEntry.html#a253fbc00315441efac7ea917a5952e2c"> 290</a></span> uint32_t <a class="code" href="../../d6/dcb/structshaka_1_1media_1_1mp4_1_1SampleEncryptionEntry.html#a253fbc00315441efac7ea917a5952e2c">SampleEncryptionEntry::ComputeSize</a>()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <span class="keyword">const</span> uint32_t subsample_entry_size = <span class="keyword">sizeof</span>(uint16_t) + <span class="keyword">sizeof</span>(uint32_t);</div>
|
|
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  <span class="keyword">const</span> uint16_t subsample_count = <span class="keyword">static_cast<</span>uint16_t<span class="keyword">></span>(subsamples.size());</div>
|
|
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(</div>
|
|
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  initialization_vector.size() +</div>
|
|
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  (subsample_count > 0</div>
|
|
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  ? (<span class="keyword">sizeof</span>(subsample_count) + subsample_entry_size * subsample_count)</div>
|
|
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  : 0));</div>
|
|
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span> }</div>
|
|
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span> </div>
|
|
<div class="line"><a name="l00300"></a><span class="lineno"><a class="line" href="../../d6/dcb/structshaka_1_1media_1_1mp4_1_1SampleEncryptionEntry.html#a870ef304f376ec0822686e1d78765bf2"> 300</a></span> uint32_t <a class="code" href="../../d6/dcb/structshaka_1_1media_1_1mp4_1_1SampleEncryptionEntry.html#a870ef304f376ec0822686e1d78765bf2">SampleEncryptionEntry::GetTotalSizeOfSubsamples</a>()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  uint32_t size = 0;</div>
|
|
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < subsamples.size(); ++i)</div>
|
|
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  size += subsamples[i].clear_bytes + subsamples[i].cipher_bytes;</div>
|
|
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="keywordflow">return</span> size;</div>
|
|
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span> }</div>
|
|
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span> </div>
|
|
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span> SampleEncryption::SampleEncryption() : iv_size(kInvalidIvSize) {}</div>
|
|
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span> SampleEncryption::~SampleEncryption() {}</div>
|
|
<div class="line"><a name="l00309"></a><span class="lineno"><a class="line" href="../../d4/dad/structshaka_1_1media_1_1mp4_1_1SampleEncryption.html#a62cd7e5cc8c102db09cbd3d7947604dd"> 309</a></span> FourCC <a class="code" href="../../d4/dad/structshaka_1_1media_1_1mp4_1_1SampleEncryption.html#a62cd7e5cc8c102db09cbd3d7947604dd">SampleEncryption::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_senc; }</div>
|
|
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span> </div>
|
|
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span> <span class="keywordtype">bool</span> SampleEncryption::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer));</div>
|
|
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span> </div>
|
|
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <span class="comment">// If we don't know |iv_size|, store sample encryption data to parse later</span></div>
|
|
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <span class="comment">// after we know iv_size.</span></div>
|
|
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>() && iv_size == kInvalidIvSize) {</div>
|
|
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  RCHECK(</div>
|
|
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  buffer->ReadWriteVector(&<a class="code" href="../../d4/dad/structshaka_1_1media_1_1mp4_1_1SampleEncryption.html#a621791262888f30b4ee8a8acb37cd5a3">sample_encryption_data</a>, buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#acf36e70bcb8c4ee7939835126ae9b98b">BytesLeft</a>()));</div>
|
|
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  }</div>
|
|
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span> </div>
|
|
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <span class="keywordflow">if</span> (!IsIvSizeValid(iv_size)) {</div>
|
|
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  LOG(ERROR)</div>
|
|
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  << <span class="stringliteral">"IV_size can only be 8 or 16 or 0 for constant iv, but seeing "</span></div>
|
|
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  << iv_size;</div>
|
|
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  }</div>
|
|
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span> </div>
|
|
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  uint32_t sample_count =</div>
|
|
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(sample_encryption_entries.size());</div>
|
|
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  RCHECK(buffer->ReadWriteUInt32(&sample_count));</div>
|
|
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span> </div>
|
|
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  sample_encryption_entries.resize(sample_count);</div>
|
|
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <span class="keywordflow">for</span> (<span class="keyword">auto</span>& sample_encryption_entry : sample_encryption_entries) {</div>
|
|
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  RCHECK(sample_encryption_entry.ReadWrite(</div>
|
|
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  iv_size, (flags & kUseSubsampleEncryption) != 0, buffer) != 0);</div>
|
|
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  }</div>
|
|
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span> }</div>
|
|
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span> </div>
|
|
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span> <span class="keywordtype">size_t</span> SampleEncryption::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  <span class="keyword">const</span> uint32_t sample_count =</div>
|
|
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(sample_encryption_entries.size());</div>
|
|
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <span class="keywordflow">if</span> (sample_count == 0) {</div>
|
|
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  <span class="comment">// Sample encryption box is optional. Skip it if it is empty.</span></div>
|
|
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  }</div>
|
|
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span> </div>
|
|
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  DCHECK(IsIvSizeValid(iv_size));</div>
|
|
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  <span class="keywordtype">size_t</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#ad0186e0f9301bd07c52a55a8b1db0419">box_size</a> = <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + <span class="keyword">sizeof</span>(sample_count);</div>
|
|
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <span class="keywordflow">if</span> (flags & kUseSubsampleEncryption) {</div>
|
|
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> SampleEncryptionEntry& sample_encryption_entry :</div>
|
|
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  sample_encryption_entries) {</div>
|
|
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  box_size += sample_encryption_entry.ComputeSize();</div>
|
|
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  }</div>
|
|
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  box_size += sample_count * iv_size;</div>
|
|
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  }</div>
|
|
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#ad0186e0f9301bd07c52a55a8b1db0419">box_size</a>;</div>
|
|
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span> }</div>
|
|
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span> </div>
|
|
<div class="line"><a name="l00362"></a><span class="lineno"><a class="line" href="../../d4/dad/structshaka_1_1media_1_1mp4_1_1SampleEncryption.html#a0498009b07beb46e029c65bfb55fc741"> 362</a></span> <span class="keywordtype">bool</span> <a class="code" href="../../d4/dad/structshaka_1_1media_1_1mp4_1_1SampleEncryption.html#a0498009b07beb46e029c65bfb55fc741">SampleEncryption::ParseFromSampleEncryptionData</a>(</div>
|
|
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  uint8_t iv_size,</div>
|
|
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  std::vector<SampleEncryptionEntry>* sample_encryption_entries)<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  DCHECK(IsIvSizeValid(iv_size));</div>
|
|
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span> </div>
|
|
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  <a class="code" href="../../d9/d13/classshaka_1_1media_1_1BufferReader.html">BufferReader</a> reader(<a class="code" href="../../d4/dad/structshaka_1_1media_1_1mp4_1_1SampleEncryption.html#a621791262888f30b4ee8a8acb37cd5a3">sample_encryption_data</a>.data(),</div>
|
|
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  <a class="code" href="../../d4/dad/structshaka_1_1media_1_1mp4_1_1SampleEncryption.html#a621791262888f30b4ee8a8acb37cd5a3">sample_encryption_data</a>.size());</div>
|
|
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  uint32_t sample_count = 0;</div>
|
|
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  RCHECK(reader.Read4(&sample_count));</div>
|
|
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span> </div>
|
|
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  sample_encryption_entries->resize(sample_count);</div>
|
|
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  <span class="keywordflow">for</span> (<span class="keyword">auto</span>& sample_encryption_entry : *sample_encryption_entries) {</div>
|
|
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  RCHECK(sample_encryption_entry.ParseFromBuffer(</div>
|
|
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  iv_size, (flags & kUseSubsampleEncryption) != 0, &reader) != 0);</div>
|
|
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  }</div>
|
|
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span> }</div>
|
|
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span> </div>
|
|
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span> OriginalFormat::OriginalFormat() : format(FOURCC_NULL) {}</div>
|
|
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span> OriginalFormat::~OriginalFormat() {}</div>
|
|
<div class="line"><a name="l00382"></a><span class="lineno"><a class="line" href="../../d5/d05/structshaka_1_1media_1_1mp4_1_1OriginalFormat.html#a4901c12c42b47485da0a95e8671de686"> 382</a></span> FourCC <a class="code" href="../../d5/d05/structshaka_1_1media_1_1mp4_1_1OriginalFormat.html#a4901c12c42b47485da0a95e8671de686">OriginalFormat::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_frma; }</div>
|
|
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span> </div>
|
|
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span> <span class="keywordtype">bool</span> OriginalFormat::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer) && buffer->ReadWriteFourCC(&format);</div>
|
|
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span> }</div>
|
|
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span> </div>
|
|
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span> <span class="keywordtype">size_t</span> OriginalFormat::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + kFourCCSize;</div>
|
|
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span> }</div>
|
|
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span> </div>
|
|
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span> SchemeType::SchemeType() : type(FOURCC_NULL), version(0) {}</div>
|
|
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span> SchemeType::~SchemeType() {}</div>
|
|
<div class="line"><a name="l00394"></a><span class="lineno"><a class="line" href="../../d3/da2/structshaka_1_1media_1_1mp4_1_1SchemeType.html#a76da5fef2de39a070fe61055e013b7c1"> 394</a></span> FourCC <a class="code" href="../../d3/da2/structshaka_1_1media_1_1mp4_1_1SchemeType.html#a76da5fef2de39a070fe61055e013b7c1">SchemeType::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_schm; }</div>
|
|
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span> </div>
|
|
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span> <span class="keywordtype">bool</span> SchemeType::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  buffer->ReadWriteFourCC(&type) &&</div>
|
|
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  buffer->ReadWriteUInt32(&version));</div>
|
|
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span> }</div>
|
|
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span> </div>
|
|
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span> <span class="keywordtype">size_t</span> SchemeType::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + kFourCCSize + <span class="keyword">sizeof</span>(version);</div>
|
|
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span> }</div>
|
|
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span> </div>
|
|
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span> TrackEncryption::TrackEncryption()</div>
|
|
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  : default_is_protected(0),</div>
|
|
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  default_per_sample_iv_size(0),</div>
|
|
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  default_kid(16, 0),</div>
|
|
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  default_crypt_byte_block(0),</div>
|
|
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  default_skip_byte_block(0) {}</div>
|
|
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span> TrackEncryption::~TrackEncryption() {}</div>
|
|
<div class="line"><a name="l00414"></a><span class="lineno"><a class="line" href="../../db/db8/structshaka_1_1media_1_1mp4_1_1TrackEncryption.html#a702b5c406fdac82ea3e3cb4de88d1c55"> 414</a></span> FourCC <a class="code" href="../../db/db8/structshaka_1_1media_1_1mp4_1_1TrackEncryption.html#a702b5c406fdac82ea3e3cb4de88d1c55">TrackEncryption::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_tenc; }</div>
|
|
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span> </div>
|
|
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span> <span class="keywordtype">bool</span> TrackEncryption::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  <span class="keywordflow">if</span> (!buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  <span class="keywordflow">if</span> (default_kid.size() != kCencKeyIdSize) {</div>
|
|
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  LOG(WARNING) << <span class="stringliteral">"CENC defines key id length of "</span> << kCencKeyIdSize</div>
|
|
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  << <span class="stringliteral">" bytes; got "</span> << default_kid.size()</div>
|
|
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  << <span class="stringliteral">". Resized accordingly."</span>;</div>
|
|
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  default_kid.resize(kCencKeyIdSize);</div>
|
|
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  }</div>
|
|
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  RCHECK(default_crypt_byte_block < 16 && default_skip_byte_block < 16);</div>
|
|
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  <span class="keywordflow">if</span> (default_crypt_byte_block != 0 && default_skip_byte_block != 0) {</div>
|
|
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  <span class="comment">// Version 1 box is needed for pattern-based encryption.</span></div>
|
|
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  version = 1;</div>
|
|
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  }</div>
|
|
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  }</div>
|
|
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span> </div>
|
|
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a1a0c70e3124677ae08164f7b89f6a1d4">IgnoreBytes</a>(1)); <span class="comment">// reserved.</span></div>
|
|
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span> </div>
|
|
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  uint8_t pattern = default_crypt_byte_block << 4 | default_skip_byte_block;</div>
|
|
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  RCHECK(buffer->ReadWriteUInt8(&pattern));</div>
|
|
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  default_crypt_byte_block = pattern >> 4;</div>
|
|
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  default_skip_byte_block = pattern & 0x0F;</div>
|
|
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span> </div>
|
|
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  RCHECK(buffer->ReadWriteUInt8(&default_is_protected) &&</div>
|
|
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  buffer->ReadWriteUInt8(&default_per_sample_iv_size) &&</div>
|
|
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  buffer->ReadWriteVector(&default_kid, kCencKeyIdSize));</div>
|
|
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span> </div>
|
|
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  <span class="keywordflow">if</span> (default_is_protected == 1) {</div>
|
|
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  <span class="keywordflow">if</span> (default_per_sample_iv_size == 0) { <span class="comment">// For constant iv.</span></div>
|
|
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  uint8_t default_constant_iv_size =</div>
|
|
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  <span class="keyword">static_cast<</span>uint8_t<span class="keyword">></span>(default_constant_iv.size());</div>
|
|
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  RCHECK(buffer->ReadWriteUInt8(&default_constant_iv_size));</div>
|
|
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  RCHECK(default_constant_iv_size == 8 || default_constant_iv_size == 16);</div>
|
|
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  RCHECK(buffer->ReadWriteVector(&default_constant_iv,</div>
|
|
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  default_constant_iv_size));</div>
|
|
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  RCHECK(default_per_sample_iv_size == 8 ||</div>
|
|
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  default_per_sample_iv_size == 16);</div>
|
|
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  RCHECK(default_constant_iv.empty());</div>
|
|
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  }</div>
|
|
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  <span class="comment">// Expect |default_is_protected| to be 0, i.e. not protected. Other values</span></div>
|
|
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  <span class="comment">// of |default_is_protected| is not supported.</span></div>
|
|
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  RCHECK(default_is_protected == 0);</div>
|
|
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  RCHECK(default_per_sample_iv_size == 0);</div>
|
|
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  RCHECK(default_constant_iv.empty());</div>
|
|
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  }</div>
|
|
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span> }</div>
|
|
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span> </div>
|
|
<div class="line"><a name="l00466"></a><span class="lineno"> 466</span> <span class="keywordtype">size_t</span> TrackEncryption::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + <span class="keyword">sizeof</span>(uint32_t) + kCencKeyIdSize +</div>
|
|
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  (default_constant_iv.empty() ? 0 : (<span class="keyword">sizeof</span>(uint8_t) +</div>
|
|
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  default_constant_iv.size()));</div>
|
|
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span> }</div>
|
|
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span> </div>
|
|
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span> SchemeInfo::SchemeInfo() {}</div>
|
|
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span> SchemeInfo::~SchemeInfo() {}</div>
|
|
<div class="line"><a name="l00474"></a><span class="lineno"><a class="line" href="../../d2/d70/structshaka_1_1media_1_1mp4_1_1SchemeInfo.html#a5a50e58f6dcd3969bdeb07fb66a9d4dc"> 474</a></span> FourCC <a class="code" href="../../d2/d70/structshaka_1_1media_1_1mp4_1_1SchemeInfo.html#a5a50e58f6dcd3969bdeb07fb66a9d4dc">SchemeInfo::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_schi; }</div>
|
|
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span> </div>
|
|
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span> <span class="keywordtype">bool</span> SchemeInfo::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  RCHECK(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer) && buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a29158ec9769dafbdcf1192abf9a2aa2a">PrepareChildren</a>() &&</div>
|
|
<div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&track_encryption));</div>
|
|
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span> }</div>
|
|
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span> </div>
|
|
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span> <span class="keywordtype">size_t</span> SchemeInfo::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + track_encryption.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span> }</div>
|
|
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span> </div>
|
|
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span> ProtectionSchemeInfo::ProtectionSchemeInfo() {}</div>
|
|
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span> ProtectionSchemeInfo::~ProtectionSchemeInfo() {}</div>
|
|
<div class="line"><a name="l00488"></a><span class="lineno"><a class="line" href="../../da/de9/structshaka_1_1media_1_1mp4_1_1ProtectionSchemeInfo.html#a09f2c7d00252d23003506285b30d9267"> 488</a></span> FourCC <a class="code" href="../../da/de9/structshaka_1_1media_1_1mp4_1_1ProtectionSchemeInfo.html#a09f2c7d00252d23003506285b30d9267">ProtectionSchemeInfo::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_sinf; }</div>
|
|
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span> </div>
|
|
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span> <span class="keywordtype">bool</span> ProtectionSchemeInfo::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  RCHECK(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a29158ec9769dafbdcf1192abf9a2aa2a">PrepareChildren</a>() &&</div>
|
|
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&format) &&</div>
|
|
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&type));</div>
|
|
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  <span class="keywordflow">if</span> (IsProtectionSchemeSupported(type.type)) {</div>
|
|
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&info));</div>
|
|
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  DLOG(WARNING) << <span class="stringliteral">"Ignore unsupported protection scheme: "</span></div>
|
|
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  << FourCCToString(type.type);</div>
|
|
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  }</div>
|
|
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  <span class="comment">// Other protection schemes are silently ignored. Since the protection scheme</span></div>
|
|
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  <span class="comment">// type can't be determined until this box is opened, we return 'true' for</span></div>
|
|
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  <span class="comment">// non-CENC protection scheme types. It is the parent box's responsibility to</span></div>
|
|
<div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  <span class="comment">// ensure that this scheme type is a supported one.</span></div>
|
|
<div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00506"></a><span class="lineno"> 506</span> }</div>
|
|
<div class="line"><a name="l00507"></a><span class="lineno"> 507</span> </div>
|
|
<div class="line"><a name="l00508"></a><span class="lineno"> 508</span> <span class="keywordtype">size_t</span> ProtectionSchemeInfo::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  <span class="comment">// Skip sinf box if it is not initialized.</span></div>
|
|
<div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  <span class="keywordflow">if</span> (format.format == FOURCC_NULL)</div>
|
|
<div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + format.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() + type.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() +</div>
|
|
<div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  info.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l00514"></a><span class="lineno"> 514</span> }</div>
|
|
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span> </div>
|
|
<div class="line"><a name="l00516"></a><span class="lineno"> 516</span> MovieHeader::MovieHeader()</div>
|
|
<div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  : creation_time(0),</div>
|
|
<div class="line"><a name="l00518"></a><span class="lineno"> 518</span>  modification_time(0),</div>
|
|
<div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  timescale(0),</div>
|
|
<div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  duration(0),</div>
|
|
<div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  rate(1 << 16),</div>
|
|
<div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  volume(1 << 8),</div>
|
|
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  next_track_id(0) {}</div>
|
|
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span> MovieHeader::~MovieHeader() {}</div>
|
|
<div class="line"><a name="l00525"></a><span class="lineno"><a class="line" href="../../d6/d1a/structshaka_1_1media_1_1mp4_1_1MovieHeader.html#a0bbd09e7f0bc8effc1c1ba7f5b8d49d6"> 525</a></span> FourCC <a class="code" href="../../d6/d1a/structshaka_1_1media_1_1mp4_1_1MovieHeader.html#a0bbd09e7f0bc8effc1c1ba7f5b8d49d6">MovieHeader::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_mvhd; }</div>
|
|
<div class="line"><a name="l00526"></a><span class="lineno"> 526</span> </div>
|
|
<div class="line"><a name="l00527"></a><span class="lineno"> 527</span> <span class="keywordtype">bool</span> MovieHeader::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer));</div>
|
|
<div class="line"><a name="l00529"></a><span class="lineno"> 529</span> </div>
|
|
<div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  <span class="keywordtype">size_t</span> num_bytes = (version == 1) ? <span class="keyword">sizeof</span>(uint64_t) : <span class="keyword">sizeof</span>(uint32_t);</div>
|
|
<div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a53c6b6a9bce0bb0fa61b9ce95c3f5cef">ReadWriteUInt64NBytes</a>(&creation_time, num_bytes) &&</div>
|
|
<div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a53c6b6a9bce0bb0fa61b9ce95c3f5cef">ReadWriteUInt64NBytes</a>(&modification_time, num_bytes) &&</div>
|
|
<div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  buffer->ReadWriteUInt32(&timescale) &&</div>
|
|
<div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a53c6b6a9bce0bb0fa61b9ce95c3f5cef">ReadWriteUInt64NBytes</a>(&duration, num_bytes));</div>
|
|
<div class="line"><a name="l00535"></a><span class="lineno"> 535</span> </div>
|
|
<div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  std::vector<uint8_t> matrix(kUnityMatrix,</div>
|
|
<div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  kUnityMatrix + arraysize(kUnityMatrix));</div>
|
|
<div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  RCHECK(buffer->ReadWriteInt32(&rate) &&</div>
|
|
<div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  buffer->ReadWriteInt16(&volume) &&</div>
|
|
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a1a0c70e3124677ae08164f7b89f6a1d4">IgnoreBytes</a>(10) && <span class="comment">// reserved</span></div>
|
|
<div class="line"><a name="l00541"></a><span class="lineno"> 541</span>  buffer->ReadWriteVector(&matrix, matrix.size()) &&</div>
|
|
<div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a1a0c70e3124677ae08164f7b89f6a1d4">IgnoreBytes</a>(24) && <span class="comment">// predefined zero</span></div>
|
|
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  buffer->ReadWriteUInt32(&next_track_id));</div>
|
|
<div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00545"></a><span class="lineno"> 545</span> }</div>
|
|
<div class="line"><a name="l00546"></a><span class="lineno"> 546</span> </div>
|
|
<div class="line"><a name="l00547"></a><span class="lineno"> 547</span> <span class="keywordtype">size_t</span> MovieHeader::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  version = IsFitIn32Bits(creation_time, modification_time, duration) ? 0 : 1;</div>
|
|
<div class="line"><a name="l00549"></a><span class="lineno"> 549</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + <span class="keyword">sizeof</span>(uint32_t) * (1 + version) * 3 +</div>
|
|
<div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  <span class="keyword">sizeof</span>(timescale) + <span class="keyword">sizeof</span>(rate) + <span class="keyword">sizeof</span>(volume) +</div>
|
|
<div class="line"><a name="l00551"></a><span class="lineno"> 551</span>  <span class="keyword">sizeof</span>(next_track_id) + <span class="keyword">sizeof</span>(kUnityMatrix) + 10 +</div>
|
|
<div class="line"><a name="l00552"></a><span class="lineno"> 552</span>  24; <span class="comment">// 10 bytes reserved, 24 bytes predefined.</span></div>
|
|
<div class="line"><a name="l00553"></a><span class="lineno"> 553</span> }</div>
|
|
<div class="line"><a name="l00554"></a><span class="lineno"> 554</span> </div>
|
|
<div class="line"><a name="l00555"></a><span class="lineno"> 555</span> TrackHeader::TrackHeader()</div>
|
|
<div class="line"><a name="l00556"></a><span class="lineno"> 556</span>  : creation_time(0),</div>
|
|
<div class="line"><a name="l00557"></a><span class="lineno"> 557</span>  modification_time(0),</div>
|
|
<div class="line"><a name="l00558"></a><span class="lineno"> 558</span>  track_id(0),</div>
|
|
<div class="line"><a name="l00559"></a><span class="lineno"> 559</span>  duration(0),</div>
|
|
<div class="line"><a name="l00560"></a><span class="lineno"> 560</span>  layer(0),</div>
|
|
<div class="line"><a name="l00561"></a><span class="lineno"> 561</span>  alternate_group(0),</div>
|
|
<div class="line"><a name="l00562"></a><span class="lineno"> 562</span>  volume(-1),</div>
|
|
<div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  width(0),</div>
|
|
<div class="line"><a name="l00564"></a><span class="lineno"> 564</span>  height(0) {</div>
|
|
<div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  flags = kTrackEnabled | kTrackInMovie | kTrackInPreview;</div>
|
|
<div class="line"><a name="l00566"></a><span class="lineno"> 566</span> }</div>
|
|
<div class="line"><a name="l00567"></a><span class="lineno"> 567</span> TrackHeader::~TrackHeader() {}</div>
|
|
<div class="line"><a name="l00568"></a><span class="lineno"><a class="line" href="../../da/dc4/structshaka_1_1media_1_1mp4_1_1TrackHeader.html#a7880b5742f038be62ca83693883814d3"> 568</a></span> FourCC <a class="code" href="../../da/dc4/structshaka_1_1media_1_1mp4_1_1TrackHeader.html#a7880b5742f038be62ca83693883814d3">TrackHeader::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_tkhd; }</div>
|
|
<div class="line"><a name="l00569"></a><span class="lineno"> 569</span> </div>
|
|
<div class="line"><a name="l00570"></a><span class="lineno"> 570</span> <span class="keywordtype">bool</span> TrackHeader::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l00571"></a><span class="lineno"> 571</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer));</div>
|
|
<div class="line"><a name="l00572"></a><span class="lineno"> 572</span> </div>
|
|
<div class="line"><a name="l00573"></a><span class="lineno"> 573</span>  <span class="keywordtype">size_t</span> num_bytes = (version == 1) ? <span class="keyword">sizeof</span>(uint64_t) : <span class="keyword">sizeof</span>(uint32_t);</div>
|
|
<div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a53c6b6a9bce0bb0fa61b9ce95c3f5cef">ReadWriteUInt64NBytes</a>(&creation_time, num_bytes) &&</div>
|
|
<div class="line"><a name="l00575"></a><span class="lineno"> 575</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a53c6b6a9bce0bb0fa61b9ce95c3f5cef">ReadWriteUInt64NBytes</a>(&modification_time, num_bytes) &&</div>
|
|
<div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  buffer->ReadWriteUInt32(&track_id) &&</div>
|
|
<div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a1a0c70e3124677ae08164f7b89f6a1d4">IgnoreBytes</a>(4) && <span class="comment">// reserved</span></div>
|
|
<div class="line"><a name="l00578"></a><span class="lineno"> 578</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a53c6b6a9bce0bb0fa61b9ce95c3f5cef">ReadWriteUInt64NBytes</a>(&duration, num_bytes));</div>
|
|
<div class="line"><a name="l00579"></a><span class="lineno"> 579</span> </div>
|
|
<div class="line"><a name="l00580"></a><span class="lineno"> 580</span>  <span class="keywordflow">if</span> (!buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l00581"></a><span class="lineno"> 581</span>  <span class="comment">// Set default value for volume, if track is audio, 0x100 else 0.</span></div>
|
|
<div class="line"><a name="l00582"></a><span class="lineno"> 582</span>  <span class="keywordflow">if</span> (volume == -1)</div>
|
|
<div class="line"><a name="l00583"></a><span class="lineno"> 583</span>  volume = (width != 0 && height != 0) ? 0 : 0x100;</div>
|
|
<div class="line"><a name="l00584"></a><span class="lineno"> 584</span>  }</div>
|
|
<div class="line"><a name="l00585"></a><span class="lineno"> 585</span>  std::vector<uint8_t> matrix(kUnityMatrix,</div>
|
|
<div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  kUnityMatrix + arraysize(kUnityMatrix));</div>
|
|
<div class="line"><a name="l00587"></a><span class="lineno"> 587</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a1a0c70e3124677ae08164f7b89f6a1d4">IgnoreBytes</a>(8) && <span class="comment">// reserved</span></div>
|
|
<div class="line"><a name="l00588"></a><span class="lineno"> 588</span>  buffer->ReadWriteInt16(&layer) &&</div>
|
|
<div class="line"><a name="l00589"></a><span class="lineno"> 589</span>  buffer->ReadWriteInt16(&alternate_group) &&</div>
|
|
<div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  buffer->ReadWriteInt16(&volume) &&</div>
|
|
<div class="line"><a name="l00591"></a><span class="lineno"> 591</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a1a0c70e3124677ae08164f7b89f6a1d4">IgnoreBytes</a>(2) && <span class="comment">// reserved</span></div>
|
|
<div class="line"><a name="l00592"></a><span class="lineno"> 592</span>  buffer->ReadWriteVector(&matrix, matrix.size()) &&</div>
|
|
<div class="line"><a name="l00593"></a><span class="lineno"> 593</span>  buffer->ReadWriteUInt32(&width) &&</div>
|
|
<div class="line"><a name="l00594"></a><span class="lineno"> 594</span>  buffer->ReadWriteUInt32(&height));</div>
|
|
<div class="line"><a name="l00595"></a><span class="lineno"> 595</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00596"></a><span class="lineno"> 596</span> }</div>
|
|
<div class="line"><a name="l00597"></a><span class="lineno"> 597</span> </div>
|
|
<div class="line"><a name="l00598"></a><span class="lineno"> 598</span> <span class="keywordtype">size_t</span> TrackHeader::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l00599"></a><span class="lineno"> 599</span>  version = IsFitIn32Bits(creation_time, modification_time, duration) ? 0 : 1;</div>
|
|
<div class="line"><a name="l00600"></a><span class="lineno"> 600</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + <span class="keyword">sizeof</span>(track_id) +</div>
|
|
<div class="line"><a name="l00601"></a><span class="lineno"> 601</span>  <span class="keyword">sizeof</span>(uint32_t) * (1 + version) * 3 + <span class="keyword">sizeof</span>(layer) +</div>
|
|
<div class="line"><a name="l00602"></a><span class="lineno"> 602</span>  <span class="keyword">sizeof</span>(alternate_group) + <span class="keyword">sizeof</span>(volume) + <span class="keyword">sizeof</span>(width) +</div>
|
|
<div class="line"><a name="l00603"></a><span class="lineno"> 603</span>  <span class="keyword">sizeof</span>(height) + <span class="keyword">sizeof</span>(kUnityMatrix) + 14; <span class="comment">// 14 bytes reserved.</span></div>
|
|
<div class="line"><a name="l00604"></a><span class="lineno"> 604</span> }</div>
|
|
<div class="line"><a name="l00605"></a><span class="lineno"> 605</span> </div>
|
|
<div class="line"><a name="l00606"></a><span class="lineno"> 606</span> SampleDescription::SampleDescription() : type(kInvalid) {}</div>
|
|
<div class="line"><a name="l00607"></a><span class="lineno"> 607</span> SampleDescription::~SampleDescription() {}</div>
|
|
<div class="line"><a name="l00608"></a><span class="lineno"><a class="line" href="../../da/df5/structshaka_1_1media_1_1mp4_1_1SampleDescription.html#a55c299ae4b388109dccc7b84feb45089"> 608</a></span> FourCC <a class="code" href="../../da/df5/structshaka_1_1media_1_1mp4_1_1SampleDescription.html#a55c299ae4b388109dccc7b84feb45089">SampleDescription::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_stsd; }</div>
|
|
<div class="line"><a name="l00609"></a><span class="lineno"> 609</span> </div>
|
|
<div class="line"><a name="l00610"></a><span class="lineno"> 610</span> <span class="keywordtype">bool</span> SampleDescription::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l00611"></a><span class="lineno"> 611</span>  uint32_t count = 0;</div>
|
|
<div class="line"><a name="l00612"></a><span class="lineno"> 612</span>  <span class="keywordflow">switch</span> (type) {</div>
|
|
<div class="line"><a name="l00613"></a><span class="lineno"> 613</span>  <span class="keywordflow">case</span> kVideo:</div>
|
|
<div class="line"><a name="l00614"></a><span class="lineno"> 614</span>  count = <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(video_entries.size());</div>
|
|
<div class="line"><a name="l00615"></a><span class="lineno"> 615</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00616"></a><span class="lineno"> 616</span>  <span class="keywordflow">case</span> kAudio:</div>
|
|
<div class="line"><a name="l00617"></a><span class="lineno"> 617</span>  count = <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(audio_entries.size());</div>
|
|
<div class="line"><a name="l00618"></a><span class="lineno"> 618</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00619"></a><span class="lineno"> 619</span>  <span class="keywordflow">case</span> kText:</div>
|
|
<div class="line"><a name="l00620"></a><span class="lineno"> 620</span>  count = <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(text_entries.size());</div>
|
|
<div class="line"><a name="l00621"></a><span class="lineno"> 621</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00622"></a><span class="lineno"> 622</span>  <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a name="l00623"></a><span class="lineno"> 623</span>  NOTIMPLEMENTED() << <span class="stringliteral">"SampleDecryption type "</span> << type</div>
|
|
<div class="line"><a name="l00624"></a><span class="lineno"> 624</span>  << <span class="stringliteral">" is not handled. Skipping."</span>;</div>
|
|
<div class="line"><a name="l00625"></a><span class="lineno"> 625</span>  }</div>
|
|
<div class="line"><a name="l00626"></a><span class="lineno"> 626</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l00627"></a><span class="lineno"> 627</span>  buffer->ReadWriteUInt32(&count));</div>
|
|
<div class="line"><a name="l00628"></a><span class="lineno"> 628</span> </div>
|
|
<div class="line"><a name="l00629"></a><span class="lineno"> 629</span>  <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l00630"></a><span class="lineno"> 630</span>  BoxReader* reader = buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6e7c1f50071b52d7f68e094f0401d3d9">reader</a>();</div>
|
|
<div class="line"><a name="l00631"></a><span class="lineno"> 631</span>  DCHECK(reader);</div>
|
|
<div class="line"><a name="l00632"></a><span class="lineno"> 632</span>  video_entries.clear();</div>
|
|
<div class="line"><a name="l00633"></a><span class="lineno"> 633</span>  audio_entries.clear();</div>
|
|
<div class="line"><a name="l00634"></a><span class="lineno"> 634</span>  <span class="comment">// Note: this value is preset before scanning begins. See comments in the</span></div>
|
|
<div class="line"><a name="l00635"></a><span class="lineno"> 635</span>  <span class="comment">// Parse(Media*) function.</span></div>
|
|
<div class="line"><a name="l00636"></a><span class="lineno"> 636</span>  <span class="keywordflow">if</span> (type == kVideo) {</div>
|
|
<div class="line"><a name="l00637"></a><span class="lineno"> 637</span>  RCHECK(reader->ReadAllChildren(&video_entries));</div>
|
|
<div class="line"><a name="l00638"></a><span class="lineno"> 638</span>  RCHECK(video_entries.size() == count);</div>
|
|
<div class="line"><a name="l00639"></a><span class="lineno"> 639</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (type == kAudio) {</div>
|
|
<div class="line"><a name="l00640"></a><span class="lineno"> 640</span>  RCHECK(reader->ReadAllChildren(&audio_entries));</div>
|
|
<div class="line"><a name="l00641"></a><span class="lineno"> 641</span>  RCHECK(audio_entries.size() == count);</div>
|
|
<div class="line"><a name="l00642"></a><span class="lineno"> 642</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (type == kText) {</div>
|
|
<div class="line"><a name="l00643"></a><span class="lineno"> 643</span>  RCHECK(reader->ReadAllChildren(&text_entries));</div>
|
|
<div class="line"><a name="l00644"></a><span class="lineno"> 644</span>  RCHECK(text_entries.size() == count);</div>
|
|
<div class="line"><a name="l00645"></a><span class="lineno"> 645</span>  }</div>
|
|
<div class="line"><a name="l00646"></a><span class="lineno"> 646</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00647"></a><span class="lineno"> 647</span>  DCHECK_LT(0u, count);</div>
|
|
<div class="line"><a name="l00648"></a><span class="lineno"> 648</span>  <span class="keywordflow">if</span> (type == kVideo) {</div>
|
|
<div class="line"><a name="l00649"></a><span class="lineno"> 649</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < count; ++i)</div>
|
|
<div class="line"><a name="l00650"></a><span class="lineno"> 650</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&video_entries[i]));</div>
|
|
<div class="line"><a name="l00651"></a><span class="lineno"> 651</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (type == kAudio) {</div>
|
|
<div class="line"><a name="l00652"></a><span class="lineno"> 652</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < count; ++i)</div>
|
|
<div class="line"><a name="l00653"></a><span class="lineno"> 653</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&audio_entries[i]));</div>
|
|
<div class="line"><a name="l00654"></a><span class="lineno"> 654</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (type == kText) {</div>
|
|
<div class="line"><a name="l00655"></a><span class="lineno"> 655</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < count; ++i)</div>
|
|
<div class="line"><a name="l00656"></a><span class="lineno"> 656</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&text_entries[i]));</div>
|
|
<div class="line"><a name="l00657"></a><span class="lineno"> 657</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00658"></a><span class="lineno"> 658</span>  NOTIMPLEMENTED();</div>
|
|
<div class="line"><a name="l00659"></a><span class="lineno"> 659</span>  }</div>
|
|
<div class="line"><a name="l00660"></a><span class="lineno"> 660</span>  }</div>
|
|
<div class="line"><a name="l00661"></a><span class="lineno"> 661</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00662"></a><span class="lineno"> 662</span> }</div>
|
|
<div class="line"><a name="l00663"></a><span class="lineno"> 663</span> </div>
|
|
<div class="line"><a name="l00664"></a><span class="lineno"> 664</span> <span class="keywordtype">size_t</span> SampleDescription::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l00665"></a><span class="lineno"> 665</span>  <span class="keywordtype">size_t</span> box_size = <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + <span class="keyword">sizeof</span>(uint32_t);</div>
|
|
<div class="line"><a name="l00666"></a><span class="lineno"> 666</span>  <span class="keywordflow">if</span> (type == kVideo) {</div>
|
|
<div class="line"><a name="l00667"></a><span class="lineno"> 667</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < video_entries.size(); ++i)</div>
|
|
<div class="line"><a name="l00668"></a><span class="lineno"> 668</span>  box_size += video_entries[i].<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l00669"></a><span class="lineno"> 669</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (type == kAudio) {</div>
|
|
<div class="line"><a name="l00670"></a><span class="lineno"> 670</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < audio_entries.size(); ++i)</div>
|
|
<div class="line"><a name="l00671"></a><span class="lineno"> 671</span>  box_size += audio_entries[i].<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l00672"></a><span class="lineno"> 672</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (type == kText) {</div>
|
|
<div class="line"><a name="l00673"></a><span class="lineno"> 673</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < text_entries.size(); ++i)</div>
|
|
<div class="line"><a name="l00674"></a><span class="lineno"> 674</span>  box_size += text_entries[i].<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l00675"></a><span class="lineno"> 675</span>  }</div>
|
|
<div class="line"><a name="l00676"></a><span class="lineno"> 676</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#ad0186e0f9301bd07c52a55a8b1db0419">box_size</a>;</div>
|
|
<div class="line"><a name="l00677"></a><span class="lineno"> 677</span> }</div>
|
|
<div class="line"><a name="l00678"></a><span class="lineno"> 678</span> </div>
|
|
<div class="line"><a name="l00679"></a><span class="lineno"> 679</span> DecodingTimeToSample::DecodingTimeToSample() {}</div>
|
|
<div class="line"><a name="l00680"></a><span class="lineno"> 680</span> DecodingTimeToSample::~DecodingTimeToSample() {}</div>
|
|
<div class="line"><a name="l00681"></a><span class="lineno"><a class="line" href="../../de/def/structshaka_1_1media_1_1mp4_1_1DecodingTimeToSample.html#a16599ced0758987dec6d8678faa7a7b9"> 681</a></span> FourCC <a class="code" href="../../de/def/structshaka_1_1media_1_1mp4_1_1DecodingTimeToSample.html#a16599ced0758987dec6d8678faa7a7b9">DecodingTimeToSample::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_stts; }</div>
|
|
<div class="line"><a name="l00682"></a><span class="lineno"> 682</span> </div>
|
|
<div class="line"><a name="l00683"></a><span class="lineno"> 683</span> <span class="keywordtype">bool</span> DecodingTimeToSample::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l00684"></a><span class="lineno"> 684</span>  uint32_t count = <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(decoding_time.size());</div>
|
|
<div class="line"><a name="l00685"></a><span class="lineno"> 685</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l00686"></a><span class="lineno"> 686</span>  buffer->ReadWriteUInt32(&count));</div>
|
|
<div class="line"><a name="l00687"></a><span class="lineno"> 687</span> </div>
|
|
<div class="line"><a name="l00688"></a><span class="lineno"> 688</span>  decoding_time.resize(count);</div>
|
|
<div class="line"><a name="l00689"></a><span class="lineno"> 689</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < count; ++i) {</div>
|
|
<div class="line"><a name="l00690"></a><span class="lineno"> 690</span>  RCHECK(buffer->ReadWriteUInt32(&decoding_time[i].sample_count) &&</div>
|
|
<div class="line"><a name="l00691"></a><span class="lineno"> 691</span>  buffer->ReadWriteUInt32(&decoding_time[i].sample_delta));</div>
|
|
<div class="line"><a name="l00692"></a><span class="lineno"> 692</span>  }</div>
|
|
<div class="line"><a name="l00693"></a><span class="lineno"> 693</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00694"></a><span class="lineno"> 694</span> }</div>
|
|
<div class="line"><a name="l00695"></a><span class="lineno"> 695</span> </div>
|
|
<div class="line"><a name="l00696"></a><span class="lineno"> 696</span> <span class="keywordtype">size_t</span> DecodingTimeToSample::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l00697"></a><span class="lineno"> 697</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + <span class="keyword">sizeof</span>(uint32_t) +</div>
|
|
<div class="line"><a name="l00698"></a><span class="lineno"> 698</span>  <span class="keyword">sizeof</span>(DecodingTime) * decoding_time.size();</div>
|
|
<div class="line"><a name="l00699"></a><span class="lineno"> 699</span> }</div>
|
|
<div class="line"><a name="l00700"></a><span class="lineno"> 700</span> </div>
|
|
<div class="line"><a name="l00701"></a><span class="lineno"> 701</span> CompositionTimeToSample::CompositionTimeToSample() {}</div>
|
|
<div class="line"><a name="l00702"></a><span class="lineno"> 702</span> CompositionTimeToSample::~CompositionTimeToSample() {}</div>
|
|
<div class="line"><a name="l00703"></a><span class="lineno"><a class="line" href="../../df/d7b/structshaka_1_1media_1_1mp4_1_1CompositionTimeToSample.html#a53a999ce269642a6f6cb5b9301ca0740"> 703</a></span> FourCC <a class="code" href="../../df/d7b/structshaka_1_1media_1_1mp4_1_1CompositionTimeToSample.html#a53a999ce269642a6f6cb5b9301ca0740">CompositionTimeToSample::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_ctts; }</div>
|
|
<div class="line"><a name="l00704"></a><span class="lineno"> 704</span> </div>
|
|
<div class="line"><a name="l00705"></a><span class="lineno"> 705</span> <span class="keywordtype">bool</span> CompositionTimeToSample::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l00706"></a><span class="lineno"> 706</span>  uint32_t count = <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(composition_offset.size());</div>
|
|
<div class="line"><a name="l00707"></a><span class="lineno"> 707</span>  <span class="keywordflow">if</span> (!buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l00708"></a><span class="lineno"> 708</span>  <span class="comment">// Determine whether version 0 or version 1 should be used.</span></div>
|
|
<div class="line"><a name="l00709"></a><span class="lineno"> 709</span>  <span class="comment">// Use version 0 if possible, use version 1 if there is a negative</span></div>
|
|
<div class="line"><a name="l00710"></a><span class="lineno"> 710</span>  <span class="comment">// sample_offset value.</span></div>
|
|
<div class="line"><a name="l00711"></a><span class="lineno"> 711</span>  version = 0;</div>
|
|
<div class="line"><a name="l00712"></a><span class="lineno"> 712</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < count; ++i) {</div>
|
|
<div class="line"><a name="l00713"></a><span class="lineno"> 713</span>  <span class="keywordflow">if</span> (composition_offset[i].sample_offset < 0) {</div>
|
|
<div class="line"><a name="l00714"></a><span class="lineno"> 714</span>  version = 1;</div>
|
|
<div class="line"><a name="l00715"></a><span class="lineno"> 715</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00716"></a><span class="lineno"> 716</span>  }</div>
|
|
<div class="line"><a name="l00717"></a><span class="lineno"> 717</span>  }</div>
|
|
<div class="line"><a name="l00718"></a><span class="lineno"> 718</span>  }</div>
|
|
<div class="line"><a name="l00719"></a><span class="lineno"> 719</span> </div>
|
|
<div class="line"><a name="l00720"></a><span class="lineno"> 720</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l00721"></a><span class="lineno"> 721</span>  buffer->ReadWriteUInt32(&count));</div>
|
|
<div class="line"><a name="l00722"></a><span class="lineno"> 722</span> </div>
|
|
<div class="line"><a name="l00723"></a><span class="lineno"> 723</span>  composition_offset.resize(count);</div>
|
|
<div class="line"><a name="l00724"></a><span class="lineno"> 724</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < count; ++i) {</div>
|
|
<div class="line"><a name="l00725"></a><span class="lineno"> 725</span>  RCHECK(buffer->ReadWriteUInt32(&composition_offset[i].sample_count));</div>
|
|
<div class="line"><a name="l00726"></a><span class="lineno"> 726</span> </div>
|
|
<div class="line"><a name="l00727"></a><span class="lineno"> 727</span>  <span class="keywordflow">if</span> (version == 0) {</div>
|
|
<div class="line"><a name="l00728"></a><span class="lineno"> 728</span>  uint32_t sample_offset = composition_offset[i].sample_offset;</div>
|
|
<div class="line"><a name="l00729"></a><span class="lineno"> 729</span>  RCHECK(buffer->ReadWriteUInt32(&sample_offset));</div>
|
|
<div class="line"><a name="l00730"></a><span class="lineno"> 730</span>  composition_offset[i].sample_offset = sample_offset;</div>
|
|
<div class="line"><a name="l00731"></a><span class="lineno"> 731</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00732"></a><span class="lineno"> 732</span>  int32_t sample_offset = composition_offset[i].sample_offset;</div>
|
|
<div class="line"><a name="l00733"></a><span class="lineno"> 733</span>  RCHECK(buffer->ReadWriteInt32(&sample_offset));</div>
|
|
<div class="line"><a name="l00734"></a><span class="lineno"> 734</span>  composition_offset[i].sample_offset = sample_offset;</div>
|
|
<div class="line"><a name="l00735"></a><span class="lineno"> 735</span>  }</div>
|
|
<div class="line"><a name="l00736"></a><span class="lineno"> 736</span>  }</div>
|
|
<div class="line"><a name="l00737"></a><span class="lineno"> 737</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00738"></a><span class="lineno"> 738</span> }</div>
|
|
<div class="line"><a name="l00739"></a><span class="lineno"> 739</span> </div>
|
|
<div class="line"><a name="l00740"></a><span class="lineno"> 740</span> <span class="keywordtype">size_t</span> CompositionTimeToSample::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l00741"></a><span class="lineno"> 741</span>  <span class="comment">// This box is optional. Skip it if it is empty.</span></div>
|
|
<div class="line"><a name="l00742"></a><span class="lineno"> 742</span>  <span class="keywordflow">if</span> (composition_offset.empty())</div>
|
|
<div class="line"><a name="l00743"></a><span class="lineno"> 743</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l00744"></a><span class="lineno"> 744</span>  <span class="comment">// Structure CompositionOffset contains |sample_offset| (uint32_t) and</span></div>
|
|
<div class="line"><a name="l00745"></a><span class="lineno"> 745</span>  <span class="comment">// |sample_offset| (int64_t). The actual size of |sample_offset| is</span></div>
|
|
<div class="line"><a name="l00746"></a><span class="lineno"> 746</span>  <span class="comment">// 4 bytes (uint32_t for version 0 and int32_t for version 1).</span></div>
|
|
<div class="line"><a name="l00747"></a><span class="lineno"> 747</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> kCompositionOffsetSize = <span class="keyword">sizeof</span>(uint32_t) * 2;</div>
|
|
<div class="line"><a name="l00748"></a><span class="lineno"> 748</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + <span class="keyword">sizeof</span>(uint32_t) +</div>
|
|
<div class="line"><a name="l00749"></a><span class="lineno"> 749</span>  kCompositionOffsetSize * composition_offset.size();</div>
|
|
<div class="line"><a name="l00750"></a><span class="lineno"> 750</span> }</div>
|
|
<div class="line"><a name="l00751"></a><span class="lineno"> 751</span> </div>
|
|
<div class="line"><a name="l00752"></a><span class="lineno"> 752</span> SampleToChunk::SampleToChunk() {}</div>
|
|
<div class="line"><a name="l00753"></a><span class="lineno"> 753</span> SampleToChunk::~SampleToChunk() {}</div>
|
|
<div class="line"><a name="l00754"></a><span class="lineno"><a class="line" href="../../d3/d87/structshaka_1_1media_1_1mp4_1_1SampleToChunk.html#a610c358480034e85cbea93b0b3406655"> 754</a></span> FourCC <a class="code" href="../../d3/d87/structshaka_1_1media_1_1mp4_1_1SampleToChunk.html#a610c358480034e85cbea93b0b3406655">SampleToChunk::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_stsc; }</div>
|
|
<div class="line"><a name="l00755"></a><span class="lineno"> 755</span> </div>
|
|
<div class="line"><a name="l00756"></a><span class="lineno"> 756</span> <span class="keywordtype">bool</span> SampleToChunk::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l00757"></a><span class="lineno"> 757</span>  uint32_t count = <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(chunk_info.size());</div>
|
|
<div class="line"><a name="l00758"></a><span class="lineno"> 758</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l00759"></a><span class="lineno"> 759</span>  buffer->ReadWriteUInt32(&count));</div>
|
|
<div class="line"><a name="l00760"></a><span class="lineno"> 760</span> </div>
|
|
<div class="line"><a name="l00761"></a><span class="lineno"> 761</span>  chunk_info.resize(count);</div>
|
|
<div class="line"><a name="l00762"></a><span class="lineno"> 762</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < count; ++i) {</div>
|
|
<div class="line"><a name="l00763"></a><span class="lineno"> 763</span>  RCHECK(buffer->ReadWriteUInt32(&chunk_info[i].first_chunk) &&</div>
|
|
<div class="line"><a name="l00764"></a><span class="lineno"> 764</span>  buffer->ReadWriteUInt32(&chunk_info[i].samples_per_chunk) &&</div>
|
|
<div class="line"><a name="l00765"></a><span class="lineno"> 765</span>  buffer->ReadWriteUInt32(&chunk_info[i].sample_description_index));</div>
|
|
<div class="line"><a name="l00766"></a><span class="lineno"> 766</span>  <span class="comment">// first_chunk values are always increasing.</span></div>
|
|
<div class="line"><a name="l00767"></a><span class="lineno"> 767</span>  RCHECK(i == 0 ? chunk_info[i].first_chunk == 1</div>
|
|
<div class="line"><a name="l00768"></a><span class="lineno"> 768</span>  : chunk_info[i].first_chunk > chunk_info[i - 1].first_chunk);</div>
|
|
<div class="line"><a name="l00769"></a><span class="lineno"> 769</span>  }</div>
|
|
<div class="line"><a name="l00770"></a><span class="lineno"> 770</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00771"></a><span class="lineno"> 771</span> }</div>
|
|
<div class="line"><a name="l00772"></a><span class="lineno"> 772</span> </div>
|
|
<div class="line"><a name="l00773"></a><span class="lineno"> 773</span> <span class="keywordtype">size_t</span> SampleToChunk::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l00774"></a><span class="lineno"> 774</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + <span class="keyword">sizeof</span>(uint32_t) +</div>
|
|
<div class="line"><a name="l00775"></a><span class="lineno"> 775</span>  <span class="keyword">sizeof</span>(ChunkInfo) * chunk_info.size();</div>
|
|
<div class="line"><a name="l00776"></a><span class="lineno"> 776</span> }</div>
|
|
<div class="line"><a name="l00777"></a><span class="lineno"> 777</span> </div>
|
|
<div class="line"><a name="l00778"></a><span class="lineno"> 778</span> SampleSize::SampleSize() : sample_size(0), sample_count(0) {}</div>
|
|
<div class="line"><a name="l00779"></a><span class="lineno"> 779</span> SampleSize::~SampleSize() {}</div>
|
|
<div class="line"><a name="l00780"></a><span class="lineno"><a class="line" href="../../d7/d42/structshaka_1_1media_1_1mp4_1_1SampleSize.html#a18b9c0277deec16ff5ffef98c2dbadf3"> 780</a></span> FourCC <a class="code" href="../../d7/d42/structshaka_1_1media_1_1mp4_1_1SampleSize.html#a18b9c0277deec16ff5ffef98c2dbadf3">SampleSize::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_stsz; }</div>
|
|
<div class="line"><a name="l00781"></a><span class="lineno"> 781</span> </div>
|
|
<div class="line"><a name="l00782"></a><span class="lineno"> 782</span> <span class="keywordtype">bool</span> SampleSize::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l00783"></a><span class="lineno"> 783</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l00784"></a><span class="lineno"> 784</span>  buffer->ReadWriteUInt32(&sample_size) &&</div>
|
|
<div class="line"><a name="l00785"></a><span class="lineno"> 785</span>  buffer->ReadWriteUInt32(&sample_count));</div>
|
|
<div class="line"><a name="l00786"></a><span class="lineno"> 786</span> </div>
|
|
<div class="line"><a name="l00787"></a><span class="lineno"> 787</span>  <span class="keywordflow">if</span> (sample_size == 0) {</div>
|
|
<div class="line"><a name="l00788"></a><span class="lineno"> 788</span>  <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>())</div>
|
|
<div class="line"><a name="l00789"></a><span class="lineno"> 789</span>  sizes.resize(sample_count);</div>
|
|
<div class="line"><a name="l00790"></a><span class="lineno"> 790</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l00791"></a><span class="lineno"> 791</span>  DCHECK(sample_count == sizes.size());</div>
|
|
<div class="line"><a name="l00792"></a><span class="lineno"> 792</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < sample_count; ++i)</div>
|
|
<div class="line"><a name="l00793"></a><span class="lineno"> 793</span>  RCHECK(buffer->ReadWriteUInt32(&sizes[i]));</div>
|
|
<div class="line"><a name="l00794"></a><span class="lineno"> 794</span>  }</div>
|
|
<div class="line"><a name="l00795"></a><span class="lineno"> 795</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00796"></a><span class="lineno"> 796</span> }</div>
|
|
<div class="line"><a name="l00797"></a><span class="lineno"> 797</span> </div>
|
|
<div class="line"><a name="l00798"></a><span class="lineno"> 798</span> <span class="keywordtype">size_t</span> SampleSize::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l00799"></a><span class="lineno"> 799</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + <span class="keyword">sizeof</span>(sample_size) + <span class="keyword">sizeof</span>(sample_count) +</div>
|
|
<div class="line"><a name="l00800"></a><span class="lineno"> 800</span>  (sample_size == 0 ? <span class="keyword">sizeof</span>(uint32_t) * sizes.size() : 0);</div>
|
|
<div class="line"><a name="l00801"></a><span class="lineno"> 801</span> }</div>
|
|
<div class="line"><a name="l00802"></a><span class="lineno"> 802</span> </div>
|
|
<div class="line"><a name="l00803"></a><span class="lineno"> 803</span> CompactSampleSize::CompactSampleSize() : field_size(0) {}</div>
|
|
<div class="line"><a name="l00804"></a><span class="lineno"> 804</span> CompactSampleSize::~CompactSampleSize() {}</div>
|
|
<div class="line"><a name="l00805"></a><span class="lineno"><a class="line" href="../../da/d59/structshaka_1_1media_1_1mp4_1_1CompactSampleSize.html#affe88ea3f7899a791b616dfa12f794ee"> 805</a></span> FourCC <a class="code" href="../../da/d59/structshaka_1_1media_1_1mp4_1_1CompactSampleSize.html#affe88ea3f7899a791b616dfa12f794ee">CompactSampleSize::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_stz2; }</div>
|
|
<div class="line"><a name="l00806"></a><span class="lineno"> 806</span> </div>
|
|
<div class="line"><a name="l00807"></a><span class="lineno"> 807</span> <span class="keywordtype">bool</span> CompactSampleSize::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l00808"></a><span class="lineno"> 808</span>  uint32_t sample_count = <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(sizes.size());</div>
|
|
<div class="line"><a name="l00809"></a><span class="lineno"> 809</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l00810"></a><span class="lineno"> 810</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a1a0c70e3124677ae08164f7b89f6a1d4">IgnoreBytes</a>(3) &&</div>
|
|
<div class="line"><a name="l00811"></a><span class="lineno"> 811</span>  buffer->ReadWriteUInt8(&field_size) &&</div>
|
|
<div class="line"><a name="l00812"></a><span class="lineno"> 812</span>  buffer->ReadWriteUInt32(&sample_count));</div>
|
|
<div class="line"><a name="l00813"></a><span class="lineno"> 813</span> </div>
|
|
<div class="line"><a name="l00814"></a><span class="lineno"> 814</span>  <span class="comment">// Reserve one more entry if field size is 4 bits.</span></div>
|
|
<div class="line"><a name="l00815"></a><span class="lineno"> 815</span>  sizes.resize(sample_count + (field_size == 4 ? 1 : 0), 0);</div>
|
|
<div class="line"><a name="l00816"></a><span class="lineno"> 816</span>  <span class="keywordflow">switch</span> (field_size) {</div>
|
|
<div class="line"><a name="l00817"></a><span class="lineno"> 817</span>  <span class="keywordflow">case</span> 4:</div>
|
|
<div class="line"><a name="l00818"></a><span class="lineno"> 818</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < sample_count; i += 2) {</div>
|
|
<div class="line"><a name="l00819"></a><span class="lineno"> 819</span>  <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l00820"></a><span class="lineno"> 820</span>  uint8_t size = 0;</div>
|
|
<div class="line"><a name="l00821"></a><span class="lineno"> 821</span>  RCHECK(buffer->ReadWriteUInt8(&size));</div>
|
|
<div class="line"><a name="l00822"></a><span class="lineno"> 822</span>  sizes[i] = size >> 4;</div>
|
|
<div class="line"><a name="l00823"></a><span class="lineno"> 823</span>  sizes[i + 1] = size & 0x0F;</div>
|
|
<div class="line"><a name="l00824"></a><span class="lineno"> 824</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00825"></a><span class="lineno"> 825</span>  DCHECK_LT(sizes[i], 16u);</div>
|
|
<div class="line"><a name="l00826"></a><span class="lineno"> 826</span>  DCHECK_LT(sizes[i + 1], 16u);</div>
|
|
<div class="line"><a name="l00827"></a><span class="lineno"> 827</span>  uint8_t size = (sizes[i] << 4) | sizes[i + 1];</div>
|
|
<div class="line"><a name="l00828"></a><span class="lineno"> 828</span>  RCHECK(buffer->ReadWriteUInt8(&size));</div>
|
|
<div class="line"><a name="l00829"></a><span class="lineno"> 829</span>  }</div>
|
|
<div class="line"><a name="l00830"></a><span class="lineno"> 830</span>  }</div>
|
|
<div class="line"><a name="l00831"></a><span class="lineno"> 831</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00832"></a><span class="lineno"> 832</span>  <span class="keywordflow">case</span> 8:</div>
|
|
<div class="line"><a name="l00833"></a><span class="lineno"> 833</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < sample_count; ++i) {</div>
|
|
<div class="line"><a name="l00834"></a><span class="lineno"> 834</span>  uint8_t size = sizes[i];</div>
|
|
<div class="line"><a name="l00835"></a><span class="lineno"> 835</span>  RCHECK(buffer->ReadWriteUInt8(&size));</div>
|
|
<div class="line"><a name="l00836"></a><span class="lineno"> 836</span>  sizes[i] = size;</div>
|
|
<div class="line"><a name="l00837"></a><span class="lineno"> 837</span>  }</div>
|
|
<div class="line"><a name="l00838"></a><span class="lineno"> 838</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00839"></a><span class="lineno"> 839</span>  <span class="keywordflow">case</span> 16:</div>
|
|
<div class="line"><a name="l00840"></a><span class="lineno"> 840</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < sample_count; ++i) {</div>
|
|
<div class="line"><a name="l00841"></a><span class="lineno"> 841</span>  uint16_t size = sizes[i];</div>
|
|
<div class="line"><a name="l00842"></a><span class="lineno"> 842</span>  RCHECK(buffer->ReadWriteUInt16(&size));</div>
|
|
<div class="line"><a name="l00843"></a><span class="lineno"> 843</span>  sizes[i] = size;</div>
|
|
<div class="line"><a name="l00844"></a><span class="lineno"> 844</span>  }</div>
|
|
<div class="line"><a name="l00845"></a><span class="lineno"> 845</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00846"></a><span class="lineno"> 846</span>  <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a name="l00847"></a><span class="lineno"> 847</span>  RCHECK(<span class="keyword">false</span>);</div>
|
|
<div class="line"><a name="l00848"></a><span class="lineno"> 848</span>  }</div>
|
|
<div class="line"><a name="l00849"></a><span class="lineno"> 849</span>  sizes.resize(sample_count);</div>
|
|
<div class="line"><a name="l00850"></a><span class="lineno"> 850</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00851"></a><span class="lineno"> 851</span> }</div>
|
|
<div class="line"><a name="l00852"></a><span class="lineno"> 852</span> </div>
|
|
<div class="line"><a name="l00853"></a><span class="lineno"> 853</span> <span class="keywordtype">size_t</span> CompactSampleSize::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l00854"></a><span class="lineno"> 854</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + <span class="keyword">sizeof</span>(uint32_t) + <span class="keyword">sizeof</span>(uint32_t) +</div>
|
|
<div class="line"><a name="l00855"></a><span class="lineno"> 855</span>  (field_size * sizes.size() + 7) / 8;</div>
|
|
<div class="line"><a name="l00856"></a><span class="lineno"> 856</span> }</div>
|
|
<div class="line"><a name="l00857"></a><span class="lineno"> 857</span> </div>
|
|
<div class="line"><a name="l00858"></a><span class="lineno"> 858</span> ChunkOffset::ChunkOffset() {}</div>
|
|
<div class="line"><a name="l00859"></a><span class="lineno"> 859</span> ChunkOffset::~ChunkOffset() {}</div>
|
|
<div class="line"><a name="l00860"></a><span class="lineno"><a class="line" href="../../dd/d06/structshaka_1_1media_1_1mp4_1_1ChunkOffset.html#af4dd3a3ea67a2efb95ac3761b33a8fa0"> 860</a></span> FourCC <a class="code" href="../../dd/d06/structshaka_1_1media_1_1mp4_1_1ChunkOffset.html#af4dd3a3ea67a2efb95ac3761b33a8fa0">ChunkOffset::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_stco; }</div>
|
|
<div class="line"><a name="l00861"></a><span class="lineno"> 861</span> </div>
|
|
<div class="line"><a name="l00862"></a><span class="lineno"> 862</span> <span class="keywordtype">bool</span> ChunkOffset::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l00863"></a><span class="lineno"> 863</span>  uint32_t count = <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(offsets.size());</div>
|
|
<div class="line"><a name="l00864"></a><span class="lineno"> 864</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l00865"></a><span class="lineno"> 865</span>  buffer->ReadWriteUInt32(&count));</div>
|
|
<div class="line"><a name="l00866"></a><span class="lineno"> 866</span> </div>
|
|
<div class="line"><a name="l00867"></a><span class="lineno"> 867</span>  offsets.resize(count);</div>
|
|
<div class="line"><a name="l00868"></a><span class="lineno"> 868</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < count; ++i)</div>
|
|
<div class="line"><a name="l00869"></a><span class="lineno"> 869</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a53c6b6a9bce0bb0fa61b9ce95c3f5cef">ReadWriteUInt64NBytes</a>(&offsets[i], <span class="keyword">sizeof</span>(uint32_t)));</div>
|
|
<div class="line"><a name="l00870"></a><span class="lineno"> 870</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00871"></a><span class="lineno"> 871</span> }</div>
|
|
<div class="line"><a name="l00872"></a><span class="lineno"> 872</span> </div>
|
|
<div class="line"><a name="l00873"></a><span class="lineno"> 873</span> <span class="keywordtype">size_t</span> ChunkOffset::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l00874"></a><span class="lineno"> 874</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + <span class="keyword">sizeof</span>(uint32_t) + <span class="keyword">sizeof</span>(uint32_t) * offsets.size();</div>
|
|
<div class="line"><a name="l00875"></a><span class="lineno"> 875</span> }</div>
|
|
<div class="line"><a name="l00876"></a><span class="lineno"> 876</span> </div>
|
|
<div class="line"><a name="l00877"></a><span class="lineno"> 877</span> ChunkLargeOffset::ChunkLargeOffset() {}</div>
|
|
<div class="line"><a name="l00878"></a><span class="lineno"> 878</span> ChunkLargeOffset::~ChunkLargeOffset() {}</div>
|
|
<div class="line"><a name="l00879"></a><span class="lineno"><a class="line" href="../../db/d95/structshaka_1_1media_1_1mp4_1_1ChunkLargeOffset.html#a8215c57361432ca6459cb0333034614d"> 879</a></span> FourCC <a class="code" href="../../db/d95/structshaka_1_1media_1_1mp4_1_1ChunkLargeOffset.html#a8215c57361432ca6459cb0333034614d">ChunkLargeOffset::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_co64; }</div>
|
|
<div class="line"><a name="l00880"></a><span class="lineno"> 880</span> </div>
|
|
<div class="line"><a name="l00881"></a><span class="lineno"> 881</span> <span class="keywordtype">bool</span> ChunkLargeOffset::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l00882"></a><span class="lineno"> 882</span>  uint32_t count = <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(offsets.size());</div>
|
|
<div class="line"><a name="l00883"></a><span class="lineno"> 883</span> </div>
|
|
<div class="line"><a name="l00884"></a><span class="lineno"> 884</span>  <span class="keywordflow">if</span> (!buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l00885"></a><span class="lineno"> 885</span>  <span class="comment">// Switch to ChunkOffset box if it is able to fit in 32 bits offset.</span></div>
|
|
<div class="line"><a name="l00886"></a><span class="lineno"> 886</span>  <span class="keywordflow">if</span> (count == 0 || IsFitIn32Bits(offsets[count - 1])) {</div>
|
|
<div class="line"><a name="l00887"></a><span class="lineno"> 887</span>  <a class="code" href="../../dd/d06/structshaka_1_1media_1_1mp4_1_1ChunkOffset.html">ChunkOffset</a> stco;</div>
|
|
<div class="line"><a name="l00888"></a><span class="lineno"> 888</span>  stco.offsets.swap(offsets);</div>
|
|
<div class="line"><a name="l00889"></a><span class="lineno"> 889</span>  DCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a0b9aa5e5669d771e12563e168d5c967d">writer</a>());</div>
|
|
<div class="line"><a name="l00890"></a><span class="lineno"> 890</span>  stco.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a15bd0622fdb129d921287e690f117bde">Write</a>(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a0b9aa5e5669d771e12563e168d5c967d">writer</a>());</div>
|
|
<div class="line"><a name="l00891"></a><span class="lineno"> 891</span>  stco.offsets.swap(offsets);</div>
|
|
<div class="line"><a name="l00892"></a><span class="lineno"> 892</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00893"></a><span class="lineno"> 893</span>  }</div>
|
|
<div class="line"><a name="l00894"></a><span class="lineno"> 894</span>  }</div>
|
|
<div class="line"><a name="l00895"></a><span class="lineno"> 895</span> </div>
|
|
<div class="line"><a name="l00896"></a><span class="lineno"> 896</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l00897"></a><span class="lineno"> 897</span>  buffer->ReadWriteUInt32(&count));</div>
|
|
<div class="line"><a name="l00898"></a><span class="lineno"> 898</span> </div>
|
|
<div class="line"><a name="l00899"></a><span class="lineno"> 899</span>  offsets.resize(count);</div>
|
|
<div class="line"><a name="l00900"></a><span class="lineno"> 900</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < count; ++i)</div>
|
|
<div class="line"><a name="l00901"></a><span class="lineno"> 901</span>  RCHECK(buffer->ReadWriteUInt64(&offsets[i]));</div>
|
|
<div class="line"><a name="l00902"></a><span class="lineno"> 902</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00903"></a><span class="lineno"> 903</span> }</div>
|
|
<div class="line"><a name="l00904"></a><span class="lineno"> 904</span> </div>
|
|
<div class="line"><a name="l00905"></a><span class="lineno"> 905</span> <span class="keywordtype">size_t</span> ChunkLargeOffset::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l00906"></a><span class="lineno"> 906</span>  uint32_t count = <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(offsets.size());</div>
|
|
<div class="line"><a name="l00907"></a><span class="lineno"> 907</span>  <span class="keywordtype">int</span> use_large_offset =</div>
|
|
<div class="line"><a name="l00908"></a><span class="lineno"> 908</span>  (count > 0 && !IsFitIn32Bits(offsets[count - 1])) ? 1 : 0;</div>
|
|
<div class="line"><a name="l00909"></a><span class="lineno"> 909</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + <span class="keyword">sizeof</span>(count) +</div>
|
|
<div class="line"><a name="l00910"></a><span class="lineno"> 910</span>  <span class="keyword">sizeof</span>(uint32_t) * (1 + use_large_offset) * offsets.size();</div>
|
|
<div class="line"><a name="l00911"></a><span class="lineno"> 911</span> }</div>
|
|
<div class="line"><a name="l00912"></a><span class="lineno"> 912</span> </div>
|
|
<div class="line"><a name="l00913"></a><span class="lineno"> 913</span> SyncSample::SyncSample() {}</div>
|
|
<div class="line"><a name="l00914"></a><span class="lineno"> 914</span> SyncSample::~SyncSample() {}</div>
|
|
<div class="line"><a name="l00915"></a><span class="lineno"><a class="line" href="../../dd/d3f/structshaka_1_1media_1_1mp4_1_1SyncSample.html#a9d03c709f7d1e51f8809322794756b3b"> 915</a></span> FourCC <a class="code" href="../../dd/d3f/structshaka_1_1media_1_1mp4_1_1SyncSample.html#a9d03c709f7d1e51f8809322794756b3b">SyncSample::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_stss; }</div>
|
|
<div class="line"><a name="l00916"></a><span class="lineno"> 916</span> </div>
|
|
<div class="line"><a name="l00917"></a><span class="lineno"> 917</span> <span class="keywordtype">bool</span> SyncSample::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l00918"></a><span class="lineno"> 918</span>  uint32_t count = <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(sample_number.size());</div>
|
|
<div class="line"><a name="l00919"></a><span class="lineno"> 919</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l00920"></a><span class="lineno"> 920</span>  buffer->ReadWriteUInt32(&count));</div>
|
|
<div class="line"><a name="l00921"></a><span class="lineno"> 921</span> </div>
|
|
<div class="line"><a name="l00922"></a><span class="lineno"> 922</span>  sample_number.resize(count);</div>
|
|
<div class="line"><a name="l00923"></a><span class="lineno"> 923</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < count; ++i)</div>
|
|
<div class="line"><a name="l00924"></a><span class="lineno"> 924</span>  RCHECK(buffer->ReadWriteUInt32(&sample_number[i]));</div>
|
|
<div class="line"><a name="l00925"></a><span class="lineno"> 925</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00926"></a><span class="lineno"> 926</span> }</div>
|
|
<div class="line"><a name="l00927"></a><span class="lineno"> 927</span> </div>
|
|
<div class="line"><a name="l00928"></a><span class="lineno"> 928</span> <span class="keywordtype">size_t</span> SyncSample::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l00929"></a><span class="lineno"> 929</span>  <span class="comment">// Sync sample box is optional. Skip it if it is empty.</span></div>
|
|
<div class="line"><a name="l00930"></a><span class="lineno"> 930</span>  <span class="keywordflow">if</span> (sample_number.empty())</div>
|
|
<div class="line"><a name="l00931"></a><span class="lineno"> 931</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l00932"></a><span class="lineno"> 932</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + <span class="keyword">sizeof</span>(uint32_t) +</div>
|
|
<div class="line"><a name="l00933"></a><span class="lineno"> 933</span>  <span class="keyword">sizeof</span>(uint32_t) * sample_number.size();</div>
|
|
<div class="line"><a name="l00934"></a><span class="lineno"> 934</span> }</div>
|
|
<div class="line"><a name="l00935"></a><span class="lineno"> 935</span> </div>
|
|
<div class="line"><a name="l00936"></a><span class="lineno"> 936</span> CencSampleEncryptionInfoEntry::CencSampleEncryptionInfoEntry()</div>
|
|
<div class="line"><a name="l00937"></a><span class="lineno"> 937</span>  : is_protected(0),</div>
|
|
<div class="line"><a name="l00938"></a><span class="lineno"> 938</span>  per_sample_iv_size(0),</div>
|
|
<div class="line"><a name="l00939"></a><span class="lineno"> 939</span>  crypt_byte_block(0),</div>
|
|
<div class="line"><a name="l00940"></a><span class="lineno"> 940</span>  skip_byte_block(0) {}</div>
|
|
<div class="line"><a name="l00941"></a><span class="lineno"> 941</span> CencSampleEncryptionInfoEntry::~CencSampleEncryptionInfoEntry() {};</div>
|
|
<div class="line"><a name="l00942"></a><span class="lineno"> 942</span> </div>
|
|
<div class="line"><a name="l00943"></a><span class="lineno"> 943</span> <span class="keywordtype">bool</span> CencSampleEncryptionInfoEntry::ReadWrite(BoxBuffer* buffer) {</div>
|
|
<div class="line"><a name="l00944"></a><span class="lineno"> 944</span>  <span class="keywordflow">if</span> (!buffer->Reading()) {</div>
|
|
<div class="line"><a name="l00945"></a><span class="lineno"> 945</span>  <span class="keywordflow">if</span> (key_id.size() != kCencKeyIdSize) {</div>
|
|
<div class="line"><a name="l00946"></a><span class="lineno"> 946</span>  LOG(WARNING) << <span class="stringliteral">"CENC defines key id length of "</span> << kCencKeyIdSize</div>
|
|
<div class="line"><a name="l00947"></a><span class="lineno"> 947</span>  << <span class="stringliteral">" bytes; got "</span> << key_id.size()</div>
|
|
<div class="line"><a name="l00948"></a><span class="lineno"> 948</span>  << <span class="stringliteral">". Resized accordingly."</span>;</div>
|
|
<div class="line"><a name="l00949"></a><span class="lineno"> 949</span>  key_id.resize(kCencKeyIdSize);</div>
|
|
<div class="line"><a name="l00950"></a><span class="lineno"> 950</span>  }</div>
|
|
<div class="line"><a name="l00951"></a><span class="lineno"> 951</span>  RCHECK(crypt_byte_block < 16 && skip_byte_block < 16);</div>
|
|
<div class="line"><a name="l00952"></a><span class="lineno"> 952</span>  }</div>
|
|
<div class="line"><a name="l00953"></a><span class="lineno"> 953</span> </div>
|
|
<div class="line"><a name="l00954"></a><span class="lineno"> 954</span>  RCHECK(buffer->IgnoreBytes(1)); <span class="comment">// reserved.</span></div>
|
|
<div class="line"><a name="l00955"></a><span class="lineno"> 955</span> </div>
|
|
<div class="line"><a name="l00956"></a><span class="lineno"> 956</span>  uint8_t pattern = crypt_byte_block << 4 | skip_byte_block;</div>
|
|
<div class="line"><a name="l00957"></a><span class="lineno"> 957</span>  RCHECK(buffer->ReadWriteUInt8(&pattern));</div>
|
|
<div class="line"><a name="l00958"></a><span class="lineno"> 958</span>  crypt_byte_block = pattern >> 4;</div>
|
|
<div class="line"><a name="l00959"></a><span class="lineno"> 959</span>  skip_byte_block = pattern & 0x0F;</div>
|
|
<div class="line"><a name="l00960"></a><span class="lineno"> 960</span> </div>
|
|
<div class="line"><a name="l00961"></a><span class="lineno"> 961</span>  RCHECK(buffer->ReadWriteUInt8(&is_protected) &&</div>
|
|
<div class="line"><a name="l00962"></a><span class="lineno"> 962</span>  buffer->ReadWriteUInt8(&per_sample_iv_size) &&</div>
|
|
<div class="line"><a name="l00963"></a><span class="lineno"> 963</span>  buffer->ReadWriteVector(&key_id, kCencKeyIdSize));</div>
|
|
<div class="line"><a name="l00964"></a><span class="lineno"> 964</span> </div>
|
|
<div class="line"><a name="l00965"></a><span class="lineno"> 965</span>  <span class="keywordflow">if</span> (is_protected == 1) {</div>
|
|
<div class="line"><a name="l00966"></a><span class="lineno"> 966</span>  <span class="keywordflow">if</span> (per_sample_iv_size == 0) { <span class="comment">// For constant iv.</span></div>
|
|
<div class="line"><a name="l00967"></a><span class="lineno"> 967</span>  uint8_t constant_iv_size = <span class="keyword">static_cast<</span>uint8_t<span class="keyword">></span>(constant_iv.size());</div>
|
|
<div class="line"><a name="l00968"></a><span class="lineno"> 968</span>  RCHECK(buffer->ReadWriteUInt8(&constant_iv_size));</div>
|
|
<div class="line"><a name="l00969"></a><span class="lineno"> 969</span>  RCHECK(constant_iv_size == 8 || constant_iv_size == 16);</div>
|
|
<div class="line"><a name="l00970"></a><span class="lineno"> 970</span>  RCHECK(buffer->ReadWriteVector(&constant_iv, constant_iv_size));</div>
|
|
<div class="line"><a name="l00971"></a><span class="lineno"> 971</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00972"></a><span class="lineno"> 972</span>  RCHECK(per_sample_iv_size == 8 || per_sample_iv_size == 16);</div>
|
|
<div class="line"><a name="l00973"></a><span class="lineno"> 973</span>  DCHECK(constant_iv.empty());</div>
|
|
<div class="line"><a name="l00974"></a><span class="lineno"> 974</span>  }</div>
|
|
<div class="line"><a name="l00975"></a><span class="lineno"> 975</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00976"></a><span class="lineno"> 976</span>  <span class="comment">// Expect |is_protected| to be 0, i.e. not protected. Other values of</span></div>
|
|
<div class="line"><a name="l00977"></a><span class="lineno"> 977</span>  <span class="comment">// |is_protected| is not supported.</span></div>
|
|
<div class="line"><a name="l00978"></a><span class="lineno"> 978</span>  RCHECK(is_protected == 0);</div>
|
|
<div class="line"><a name="l00979"></a><span class="lineno"> 979</span>  RCHECK(per_sample_iv_size == 0);</div>
|
|
<div class="line"><a name="l00980"></a><span class="lineno"> 980</span>  }</div>
|
|
<div class="line"><a name="l00981"></a><span class="lineno"> 981</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00982"></a><span class="lineno"> 982</span> }</div>
|
|
<div class="line"><a name="l00983"></a><span class="lineno"> 983</span> </div>
|
|
<div class="line"><a name="l00984"></a><span class="lineno"> 984</span> uint32_t CencSampleEncryptionInfoEntry::ComputeSize()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l00985"></a><span class="lineno"> 985</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(</div>
|
|
<div class="line"><a name="l00986"></a><span class="lineno"> 986</span>  <span class="keyword">sizeof</span>(uint32_t) + kCencKeyIdSize +</div>
|
|
<div class="line"><a name="l00987"></a><span class="lineno"> 987</span>  (constant_iv.empty() ? 0 : (<span class="keyword">sizeof</span>(uint8_t) + constant_iv.size())));</div>
|
|
<div class="line"><a name="l00988"></a><span class="lineno"> 988</span> }</div>
|
|
<div class="line"><a name="l00989"></a><span class="lineno"> 989</span> </div>
|
|
<div class="line"><a name="l00990"></a><span class="lineno"> 990</span> AudioRollRecoveryEntry::AudioRollRecoveryEntry(): roll_distance(0) {}</div>
|
|
<div class="line"><a name="l00991"></a><span class="lineno"> 991</span> AudioRollRecoveryEntry::~AudioRollRecoveryEntry() {}</div>
|
|
<div class="line"><a name="l00992"></a><span class="lineno"> 992</span> </div>
|
|
<div class="line"><a name="l00993"></a><span class="lineno"> 993</span> <span class="keywordtype">bool</span> AudioRollRecoveryEntry::ReadWrite(BoxBuffer* buffer) {</div>
|
|
<div class="line"><a name="l00994"></a><span class="lineno"> 994</span>  RCHECK(buffer->ReadWriteInt16(&roll_distance));</div>
|
|
<div class="line"><a name="l00995"></a><span class="lineno"> 995</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00996"></a><span class="lineno"> 996</span> }</div>
|
|
<div class="line"><a name="l00997"></a><span class="lineno"> 997</span> </div>
|
|
<div class="line"><a name="l00998"></a><span class="lineno"> 998</span> uint32_t AudioRollRecoveryEntry::ComputeSize()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l00999"></a><span class="lineno"> 999</span>  <span class="keywordflow">return</span> <span class="keyword">sizeof</span>(roll_distance);</div>
|
|
<div class="line"><a name="l01000"></a><span class="lineno"> 1000</span> }</div>
|
|
<div class="line"><a name="l01001"></a><span class="lineno"> 1001</span> </div>
|
|
<div class="line"><a name="l01002"></a><span class="lineno"> 1002</span> SampleGroupDescription::SampleGroupDescription() : grouping_type(0) {}</div>
|
|
<div class="line"><a name="l01003"></a><span class="lineno"> 1003</span> SampleGroupDescription::~SampleGroupDescription() {}</div>
|
|
<div class="line"><a name="l01004"></a><span class="lineno"><a class="line" href="../../d7/d01/structshaka_1_1media_1_1mp4_1_1SampleGroupDescription.html#ad5d87ea02a51983fdb555f2e3638bfed"> 1004</a></span> FourCC <a class="code" href="../../d7/d01/structshaka_1_1media_1_1mp4_1_1SampleGroupDescription.html#ad5d87ea02a51983fdb555f2e3638bfed">SampleGroupDescription::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_sgpd; }</div>
|
|
<div class="line"><a name="l01005"></a><span class="lineno"> 1005</span> </div>
|
|
<div class="line"><a name="l01006"></a><span class="lineno"> 1006</span> <span class="keywordtype">bool</span> SampleGroupDescription::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l01007"></a><span class="lineno"> 1007</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l01008"></a><span class="lineno"> 1008</span>  buffer->ReadWriteUInt32(&grouping_type));</div>
|
|
<div class="line"><a name="l01009"></a><span class="lineno"> 1009</span> </div>
|
|
<div class="line"><a name="l01010"></a><span class="lineno"> 1010</span>  <span class="keywordflow">switch</span> (grouping_type) {</div>
|
|
<div class="line"><a name="l01011"></a><span class="lineno"> 1011</span>  <span class="keywordflow">case</span> FOURCC_seig:</div>
|
|
<div class="line"><a name="l01012"></a><span class="lineno"> 1012</span>  <span class="keywordflow">return</span> ReadWriteEntries(buffer, &cenc_sample_encryption_info_entries);</div>
|
|
<div class="line"><a name="l01013"></a><span class="lineno"> 1013</span>  <span class="keywordflow">case</span> FOURCC_roll:</div>
|
|
<div class="line"><a name="l01014"></a><span class="lineno"> 1014</span>  <span class="keywordflow">return</span> ReadWriteEntries(buffer, &audio_roll_recovery_entries);</div>
|
|
<div class="line"><a name="l01015"></a><span class="lineno"> 1015</span>  <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a name="l01016"></a><span class="lineno"> 1016</span>  DCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>());</div>
|
|
<div class="line"><a name="l01017"></a><span class="lineno"> 1017</span>  DLOG(WARNING) << <span class="stringliteral">"Ignore unsupported sample group: "</span></div>
|
|
<div class="line"><a name="l01018"></a><span class="lineno"> 1018</span>  << FourCCToString(static_cast<FourCC>(grouping_type));</div>
|
|
<div class="line"><a name="l01019"></a><span class="lineno"> 1019</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01020"></a><span class="lineno"> 1020</span>  }</div>
|
|
<div class="line"><a name="l01021"></a><span class="lineno"> 1021</span> }</div>
|
|
<div class="line"><a name="l01022"></a><span class="lineno"> 1022</span> </div>
|
|
<div class="line"><a name="l01023"></a><span class="lineno"> 1023</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
|
|
<div class="line"><a name="l01024"></a><span class="lineno"> 1024</span> <span class="keywordtype">bool</span> SampleGroupDescription::ReadWriteEntries(BoxBuffer* buffer,</div>
|
|
<div class="line"><a name="l01025"></a><span class="lineno"> 1025</span>  std::vector<T>* entries) {</div>
|
|
<div class="line"><a name="l01026"></a><span class="lineno"> 1026</span>  uint32_t default_length = 0;</div>
|
|
<div class="line"><a name="l01027"></a><span class="lineno"> 1027</span>  <span class="keywordflow">if</span> (!buffer->Reading()) {</div>
|
|
<div class="line"><a name="l01028"></a><span class="lineno"> 1028</span>  DCHECK(!entries->empty());</div>
|
|
<div class="line"><a name="l01029"></a><span class="lineno"> 1029</span>  default_length = (*entries)[0].ComputeSize();</div>
|
|
<div class="line"><a name="l01030"></a><span class="lineno"> 1030</span>  DCHECK_NE(default_length, 0u);</div>
|
|
<div class="line"><a name="l01031"></a><span class="lineno"> 1031</span>  }</div>
|
|
<div class="line"><a name="l01032"></a><span class="lineno"> 1032</span>  <span class="keywordflow">if</span> (version == 1)</div>
|
|
<div class="line"><a name="l01033"></a><span class="lineno"> 1033</span>  RCHECK(buffer->ReadWriteUInt32(&default_length));</div>
|
|
<div class="line"><a name="l01034"></a><span class="lineno"> 1034</span>  <span class="keywordflow">if</span> (version >= 2) {</div>
|
|
<div class="line"><a name="l01035"></a><span class="lineno"> 1035</span>  NOTIMPLEMENTED() << <span class="stringliteral">"Unsupported SampleGroupDescriptionBox 'sgpd' version "</span></div>
|
|
<div class="line"><a name="l01036"></a><span class="lineno"> 1036</span>  << <span class="keyword">static_cast<</span><span class="keywordtype">int</span><span class="keyword">></span>(version);</div>
|
|
<div class="line"><a name="l01037"></a><span class="lineno"> 1037</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l01038"></a><span class="lineno"> 1038</span>  }</div>
|
|
<div class="line"><a name="l01039"></a><span class="lineno"> 1039</span> </div>
|
|
<div class="line"><a name="l01040"></a><span class="lineno"> 1040</span>  uint32_t count = <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(entries->size());</div>
|
|
<div class="line"><a name="l01041"></a><span class="lineno"> 1041</span>  RCHECK(buffer->ReadWriteUInt32(&count));</div>
|
|
<div class="line"><a name="l01042"></a><span class="lineno"> 1042</span>  RCHECK(count != 0);</div>
|
|
<div class="line"><a name="l01043"></a><span class="lineno"> 1043</span>  entries->resize(count);</div>
|
|
<div class="line"><a name="l01044"></a><span class="lineno"> 1044</span> </div>
|
|
<div class="line"><a name="l01045"></a><span class="lineno"> 1045</span>  <span class="keywordflow">for</span> (T& entry : *entries) {</div>
|
|
<div class="line"><a name="l01046"></a><span class="lineno"> 1046</span>  <span class="keywordflow">if</span> (version == 1) {</div>
|
|
<div class="line"><a name="l01047"></a><span class="lineno"> 1047</span>  uint32_t description_length = default_length;</div>
|
|
<div class="line"><a name="l01048"></a><span class="lineno"> 1048</span>  <span class="keywordflow">if</span> (buffer->Reading() && default_length == 0)</div>
|
|
<div class="line"><a name="l01049"></a><span class="lineno"> 1049</span>  RCHECK(buffer->ReadWriteUInt32(&description_length));</div>
|
|
<div class="line"><a name="l01050"></a><span class="lineno"> 1050</span>  RCHECK(entry.ReadWrite(buffer));</div>
|
|
<div class="line"><a name="l01051"></a><span class="lineno"> 1051</span>  RCHECK(entry.ComputeSize() == description_length);</div>
|
|
<div class="line"><a name="l01052"></a><span class="lineno"> 1052</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l01053"></a><span class="lineno"> 1053</span>  RCHECK(entry.ReadWrite(buffer));</div>
|
|
<div class="line"><a name="l01054"></a><span class="lineno"> 1054</span>  }</div>
|
|
<div class="line"><a name="l01055"></a><span class="lineno"> 1055</span>  }</div>
|
|
<div class="line"><a name="l01056"></a><span class="lineno"> 1056</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01057"></a><span class="lineno"> 1057</span> }</div>
|
|
<div class="line"><a name="l01058"></a><span class="lineno"> 1058</span> </div>
|
|
<div class="line"><a name="l01059"></a><span class="lineno"> 1059</span> <span class="keywordtype">size_t</span> SampleGroupDescription::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l01060"></a><span class="lineno"> 1060</span>  <span class="comment">// Version 0 is obsoleted, so always generate version 1 box.</span></div>
|
|
<div class="line"><a name="l01061"></a><span class="lineno"> 1061</span>  version = 1;</div>
|
|
<div class="line"><a name="l01062"></a><span class="lineno"> 1062</span>  <span class="keywordtype">size_t</span> entries_size = 0;</div>
|
|
<div class="line"><a name="l01063"></a><span class="lineno"> 1063</span>  <span class="keywordflow">switch</span> (grouping_type) {</div>
|
|
<div class="line"><a name="l01064"></a><span class="lineno"> 1064</span>  <span class="keywordflow">case</span> FOURCC_seig:</div>
|
|
<div class="line"><a name="l01065"></a><span class="lineno"> 1065</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& entry : cenc_sample_encryption_info_entries)</div>
|
|
<div class="line"><a name="l01066"></a><span class="lineno"> 1066</span>  entries_size += entry.ComputeSize();</div>
|
|
<div class="line"><a name="l01067"></a><span class="lineno"> 1067</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l01068"></a><span class="lineno"> 1068</span>  <span class="keywordflow">case</span> FOURCC_roll:</div>
|
|
<div class="line"><a name="l01069"></a><span class="lineno"> 1069</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& entry : audio_roll_recovery_entries)</div>
|
|
<div class="line"><a name="l01070"></a><span class="lineno"> 1070</span>  entries_size += entry.ComputeSize();</div>
|
|
<div class="line"><a name="l01071"></a><span class="lineno"> 1071</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l01072"></a><span class="lineno"> 1072</span>  }</div>
|
|
<div class="line"><a name="l01073"></a><span class="lineno"> 1073</span>  <span class="comment">// This box is optional. Skip it if it is not used.</span></div>
|
|
<div class="line"><a name="l01074"></a><span class="lineno"> 1074</span>  <span class="keywordflow">if</span> (entries_size == 0)</div>
|
|
<div class="line"><a name="l01075"></a><span class="lineno"> 1075</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l01076"></a><span class="lineno"> 1076</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + <span class="keyword">sizeof</span>(grouping_type) +</div>
|
|
<div class="line"><a name="l01077"></a><span class="lineno"> 1077</span>  (version == 1 ? <span class="keyword">sizeof</span>(uint32_t) : 0) + <span class="keyword">sizeof</span>(uint32_t) +</div>
|
|
<div class="line"><a name="l01078"></a><span class="lineno"> 1078</span>  entries_size;</div>
|
|
<div class="line"><a name="l01079"></a><span class="lineno"> 1079</span> }</div>
|
|
<div class="line"><a name="l01080"></a><span class="lineno"> 1080</span> </div>
|
|
<div class="line"><a name="l01081"></a><span class="lineno"> 1081</span> SampleToGroup::SampleToGroup() : grouping_type(0), grouping_type_parameter(0) {}</div>
|
|
<div class="line"><a name="l01082"></a><span class="lineno"> 1082</span> SampleToGroup::~SampleToGroup() {}</div>
|
|
<div class="line"><a name="l01083"></a><span class="lineno"><a class="line" href="../../d0/d7c/structshaka_1_1media_1_1mp4_1_1SampleToGroup.html#a4bbaf4bfb39fb569eaeb78f1e9169794"> 1083</a></span> FourCC <a class="code" href="../../d0/d7c/structshaka_1_1media_1_1mp4_1_1SampleToGroup.html#a4bbaf4bfb39fb569eaeb78f1e9169794">SampleToGroup::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_sbgp; }</div>
|
|
<div class="line"><a name="l01084"></a><span class="lineno"> 1084</span> </div>
|
|
<div class="line"><a name="l01085"></a><span class="lineno"> 1085</span> <span class="keywordtype">bool</span> SampleToGroup::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l01086"></a><span class="lineno"> 1086</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l01087"></a><span class="lineno"> 1087</span>  buffer->ReadWriteUInt32(&grouping_type));</div>
|
|
<div class="line"><a name="l01088"></a><span class="lineno"> 1088</span>  <span class="keywordflow">if</span> (version == 1)</div>
|
|
<div class="line"><a name="l01089"></a><span class="lineno"> 1089</span>  RCHECK(buffer->ReadWriteUInt32(&grouping_type_parameter));</div>
|
|
<div class="line"><a name="l01090"></a><span class="lineno"> 1090</span> </div>
|
|
<div class="line"><a name="l01091"></a><span class="lineno"> 1091</span>  <span class="keywordflow">if</span> (grouping_type != FOURCC_seig && grouping_type != FOURCC_roll) {</div>
|
|
<div class="line"><a name="l01092"></a><span class="lineno"> 1092</span>  DCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>());</div>
|
|
<div class="line"><a name="l01093"></a><span class="lineno"> 1093</span>  DLOG(WARNING) << <span class="stringliteral">"Ignore unsupported sample group: "</span></div>
|
|
<div class="line"><a name="l01094"></a><span class="lineno"> 1094</span>  << FourCCToString(static_cast<FourCC>(grouping_type));</div>
|
|
<div class="line"><a name="l01095"></a><span class="lineno"> 1095</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01096"></a><span class="lineno"> 1096</span>  }</div>
|
|
<div class="line"><a name="l01097"></a><span class="lineno"> 1097</span> </div>
|
|
<div class="line"><a name="l01098"></a><span class="lineno"> 1098</span>  uint32_t count = <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(entries.size());</div>
|
|
<div class="line"><a name="l01099"></a><span class="lineno"> 1099</span>  RCHECK(buffer->ReadWriteUInt32(&count));</div>
|
|
<div class="line"><a name="l01100"></a><span class="lineno"> 1100</span>  entries.resize(count);</div>
|
|
<div class="line"><a name="l01101"></a><span class="lineno"> 1101</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < count; ++i) {</div>
|
|
<div class="line"><a name="l01102"></a><span class="lineno"> 1102</span>  RCHECK(buffer->ReadWriteUInt32(&entries[i].sample_count) &&</div>
|
|
<div class="line"><a name="l01103"></a><span class="lineno"> 1103</span>  buffer->ReadWriteUInt32(&entries[i].group_description_index));</div>
|
|
<div class="line"><a name="l01104"></a><span class="lineno"> 1104</span>  }</div>
|
|
<div class="line"><a name="l01105"></a><span class="lineno"> 1105</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01106"></a><span class="lineno"> 1106</span> }</div>
|
|
<div class="line"><a name="l01107"></a><span class="lineno"> 1107</span> </div>
|
|
<div class="line"><a name="l01108"></a><span class="lineno"> 1108</span> <span class="keywordtype">size_t</span> SampleToGroup::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l01109"></a><span class="lineno"> 1109</span>  <span class="comment">// This box is optional. Skip it if it is not used.</span></div>
|
|
<div class="line"><a name="l01110"></a><span class="lineno"> 1110</span>  <span class="keywordflow">if</span> (entries.empty())</div>
|
|
<div class="line"><a name="l01111"></a><span class="lineno"> 1111</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l01112"></a><span class="lineno"> 1112</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + <span class="keyword">sizeof</span>(grouping_type) +</div>
|
|
<div class="line"><a name="l01113"></a><span class="lineno"> 1113</span>  (version == 1 ? <span class="keyword">sizeof</span>(grouping_type_parameter) : 0) +</div>
|
|
<div class="line"><a name="l01114"></a><span class="lineno"> 1114</span>  <span class="keyword">sizeof</span>(uint32_t) + entries.size() * <span class="keyword">sizeof</span>(entries[0]);</div>
|
|
<div class="line"><a name="l01115"></a><span class="lineno"> 1115</span> }</div>
|
|
<div class="line"><a name="l01116"></a><span class="lineno"> 1116</span> </div>
|
|
<div class="line"><a name="l01117"></a><span class="lineno"> 1117</span> SampleTable::SampleTable() {}</div>
|
|
<div class="line"><a name="l01118"></a><span class="lineno"> 1118</span> SampleTable::~SampleTable() {}</div>
|
|
<div class="line"><a name="l01119"></a><span class="lineno"><a class="line" href="../../d1/dee/structshaka_1_1media_1_1mp4_1_1SampleTable.html#a2771a6a7d82c1f544bafaf0709043fc1"> 1119</a></span> FourCC <a class="code" href="../../d1/dee/structshaka_1_1media_1_1mp4_1_1SampleTable.html#a2771a6a7d82c1f544bafaf0709043fc1">SampleTable::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_stbl; }</div>
|
|
<div class="line"><a name="l01120"></a><span class="lineno"> 1120</span> </div>
|
|
<div class="line"><a name="l01121"></a><span class="lineno"> 1121</span> <span class="keywordtype">bool</span> SampleTable::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l01122"></a><span class="lineno"> 1122</span>  RCHECK(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l01123"></a><span class="lineno"> 1123</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a29158ec9769dafbdcf1192abf9a2aa2a">PrepareChildren</a>() &&</div>
|
|
<div class="line"><a name="l01124"></a><span class="lineno"> 1124</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&description) &&</div>
|
|
<div class="line"><a name="l01125"></a><span class="lineno"> 1125</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&decoding_time_to_sample) &&</div>
|
|
<div class="line"><a name="l01126"></a><span class="lineno"> 1126</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a7aacff091ff415be3da48be4fc620654">TryReadWriteChild</a>(&composition_time_to_sample) &&</div>
|
|
<div class="line"><a name="l01127"></a><span class="lineno"> 1127</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&sample_to_chunk));</div>
|
|
<div class="line"><a name="l01128"></a><span class="lineno"> 1128</span> </div>
|
|
<div class="line"><a name="l01129"></a><span class="lineno"> 1129</span>  <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l01130"></a><span class="lineno"> 1130</span>  <a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html">BoxReader</a>* reader = buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6e7c1f50071b52d7f68e094f0401d3d9">reader</a>();</div>
|
|
<div class="line"><a name="l01131"></a><span class="lineno"> 1131</span>  DCHECK(reader);</div>
|
|
<div class="line"><a name="l01132"></a><span class="lineno"> 1132</span> </div>
|
|
<div class="line"><a name="l01133"></a><span class="lineno"> 1133</span>  <span class="comment">// Either SampleSize or CompactSampleSize must present.</span></div>
|
|
<div class="line"><a name="l01134"></a><span class="lineno"> 1134</span>  <span class="keywordflow">if</span> (reader-><a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#aa65236a6b94ac59d5da409412992211c">ChildExist</a>(&sample_size)) {</div>
|
|
<div class="line"><a name="l01135"></a><span class="lineno"> 1135</span>  RCHECK(reader-><a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a68defcd9be85bbd5cbded3bee86aa03a">ReadChild</a>(&sample_size));</div>
|
|
<div class="line"><a name="l01136"></a><span class="lineno"> 1136</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l01137"></a><span class="lineno"> 1137</span>  CompactSampleSize compact_sample_size;</div>
|
|
<div class="line"><a name="l01138"></a><span class="lineno"> 1138</span>  RCHECK(reader-><a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a68defcd9be85bbd5cbded3bee86aa03a">ReadChild</a>(&compact_sample_size));</div>
|
|
<div class="line"><a name="l01139"></a><span class="lineno"> 1139</span>  sample_size.sample_size = 0;</div>
|
|
<div class="line"><a name="l01140"></a><span class="lineno"> 1140</span>  sample_size.sample_count =</div>
|
|
<div class="line"><a name="l01141"></a><span class="lineno"> 1141</span>  <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(compact_sample_size.sizes.size());</div>
|
|
<div class="line"><a name="l01142"></a><span class="lineno"> 1142</span>  sample_size.sizes.swap(compact_sample_size.sizes);</div>
|
|
<div class="line"><a name="l01143"></a><span class="lineno"> 1143</span>  }</div>
|
|
<div class="line"><a name="l01144"></a><span class="lineno"> 1144</span> </div>
|
|
<div class="line"><a name="l01145"></a><span class="lineno"> 1145</span>  <span class="comment">// Either ChunkOffset or ChunkLargeOffset must present.</span></div>
|
|
<div class="line"><a name="l01146"></a><span class="lineno"> 1146</span>  <span class="keywordflow">if</span> (reader-><a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#aa65236a6b94ac59d5da409412992211c">ChildExist</a>(&chunk_large_offset)) {</div>
|
|
<div class="line"><a name="l01147"></a><span class="lineno"> 1147</span>  RCHECK(reader-><a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a68defcd9be85bbd5cbded3bee86aa03a">ReadChild</a>(&chunk_large_offset));</div>
|
|
<div class="line"><a name="l01148"></a><span class="lineno"> 1148</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l01149"></a><span class="lineno"> 1149</span>  ChunkOffset chunk_offset;</div>
|
|
<div class="line"><a name="l01150"></a><span class="lineno"> 1150</span>  RCHECK(reader-><a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a68defcd9be85bbd5cbded3bee86aa03a">ReadChild</a>(&chunk_offset));</div>
|
|
<div class="line"><a name="l01151"></a><span class="lineno"> 1151</span>  chunk_large_offset.offsets.swap(chunk_offset.offsets);</div>
|
|
<div class="line"><a name="l01152"></a><span class="lineno"> 1152</span>  }</div>
|
|
<div class="line"><a name="l01153"></a><span class="lineno"> 1153</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l01154"></a><span class="lineno"> 1154</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&sample_size) &&</div>
|
|
<div class="line"><a name="l01155"></a><span class="lineno"> 1155</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&chunk_large_offset));</div>
|
|
<div class="line"><a name="l01156"></a><span class="lineno"> 1156</span>  }</div>
|
|
<div class="line"><a name="l01157"></a><span class="lineno"> 1157</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a7aacff091ff415be3da48be4fc620654">TryReadWriteChild</a>(&sync_sample));</div>
|
|
<div class="line"><a name="l01158"></a><span class="lineno"> 1158</span>  <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l01159"></a><span class="lineno"> 1159</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6e7c1f50071b52d7f68e094f0401d3d9">reader</a>()-><a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a3da91efd030e0d85a889b2c02fe96bea">TryReadChildren</a>(&sample_group_descriptions) &&</div>
|
|
<div class="line"><a name="l01160"></a><span class="lineno"> 1160</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6e7c1f50071b52d7f68e094f0401d3d9">reader</a>()-><a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a3da91efd030e0d85a889b2c02fe96bea">TryReadChildren</a>(&sample_to_groups));</div>
|
|
<div class="line"><a name="l01161"></a><span class="lineno"> 1161</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l01162"></a><span class="lineno"> 1162</span>  <span class="keywordflow">for</span> (<span class="keyword">auto</span>& sample_group_description : sample_group_descriptions)</div>
|
|
<div class="line"><a name="l01163"></a><span class="lineno"> 1163</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&sample_group_description));</div>
|
|
<div class="line"><a name="l01164"></a><span class="lineno"> 1164</span>  <span class="keywordflow">for</span> (<span class="keyword">auto</span>& sample_to_group : sample_to_groups)</div>
|
|
<div class="line"><a name="l01165"></a><span class="lineno"> 1165</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&sample_to_group));</div>
|
|
<div class="line"><a name="l01166"></a><span class="lineno"> 1166</span>  }</div>
|
|
<div class="line"><a name="l01167"></a><span class="lineno"> 1167</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01168"></a><span class="lineno"> 1168</span> }</div>
|
|
<div class="line"><a name="l01169"></a><span class="lineno"> 1169</span> </div>
|
|
<div class="line"><a name="l01170"></a><span class="lineno"> 1170</span> <span class="keywordtype">size_t</span> SampleTable::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l01171"></a><span class="lineno"> 1171</span>  <span class="keywordtype">size_t</span> box_size = <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + description.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() +</div>
|
|
<div class="line"><a name="l01172"></a><span class="lineno"> 1172</span>  decoding_time_to_sample.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() +</div>
|
|
<div class="line"><a name="l01173"></a><span class="lineno"> 1173</span>  composition_time_to_sample.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() +</div>
|
|
<div class="line"><a name="l01174"></a><span class="lineno"> 1174</span>  sample_to_chunk.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() + sample_size.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() +</div>
|
|
<div class="line"><a name="l01175"></a><span class="lineno"> 1175</span>  chunk_large_offset.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() +</div>
|
|
<div class="line"><a name="l01176"></a><span class="lineno"> 1176</span>  sync_sample.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l01177"></a><span class="lineno"> 1177</span>  <span class="keywordflow">for</span> (<span class="keyword">auto</span>& sample_group_description : sample_group_descriptions)</div>
|
|
<div class="line"><a name="l01178"></a><span class="lineno"> 1178</span>  box_size += sample_group_description.ComputeSize();</div>
|
|
<div class="line"><a name="l01179"></a><span class="lineno"> 1179</span>  <span class="keywordflow">for</span> (<span class="keyword">auto</span>& sample_to_group : sample_to_groups)</div>
|
|
<div class="line"><a name="l01180"></a><span class="lineno"> 1180</span>  box_size += sample_to_group.ComputeSize();</div>
|
|
<div class="line"><a name="l01181"></a><span class="lineno"> 1181</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#ad0186e0f9301bd07c52a55a8b1db0419">box_size</a>;</div>
|
|
<div class="line"><a name="l01182"></a><span class="lineno"> 1182</span> }</div>
|
|
<div class="line"><a name="l01183"></a><span class="lineno"> 1183</span> </div>
|
|
<div class="line"><a name="l01184"></a><span class="lineno"> 1184</span> EditList::EditList() {}</div>
|
|
<div class="line"><a name="l01185"></a><span class="lineno"> 1185</span> EditList::~EditList() {}</div>
|
|
<div class="line"><a name="l01186"></a><span class="lineno"><a class="line" href="../../d3/dbe/structshaka_1_1media_1_1mp4_1_1EditList.html#af8ba6778f3fa9b239126ae635d8e9703"> 1186</a></span> FourCC <a class="code" href="../../d3/dbe/structshaka_1_1media_1_1mp4_1_1EditList.html#af8ba6778f3fa9b239126ae635d8e9703">EditList::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_elst; }</div>
|
|
<div class="line"><a name="l01187"></a><span class="lineno"> 1187</span> </div>
|
|
<div class="line"><a name="l01188"></a><span class="lineno"> 1188</span> <span class="keywordtype">bool</span> EditList::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l01189"></a><span class="lineno"> 1189</span>  uint32_t count = <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(edits.size());</div>
|
|
<div class="line"><a name="l01190"></a><span class="lineno"> 1190</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer) && buffer->ReadWriteUInt32(&count));</div>
|
|
<div class="line"><a name="l01191"></a><span class="lineno"> 1191</span>  edits.resize(count);</div>
|
|
<div class="line"><a name="l01192"></a><span class="lineno"> 1192</span> </div>
|
|
<div class="line"><a name="l01193"></a><span class="lineno"> 1193</span>  <span class="keywordtype">size_t</span> num_bytes = (version == 1) ? <span class="keyword">sizeof</span>(uint64_t) : <span class="keyword">sizeof</span>(uint32_t);</div>
|
|
<div class="line"><a name="l01194"></a><span class="lineno"> 1194</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < count; ++i) {</div>
|
|
<div class="line"><a name="l01195"></a><span class="lineno"> 1195</span>  RCHECK(</div>
|
|
<div class="line"><a name="l01196"></a><span class="lineno"> 1196</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a53c6b6a9bce0bb0fa61b9ce95c3f5cef">ReadWriteUInt64NBytes</a>(&edits[i].segment_duration, num_bytes) &&</div>
|
|
<div class="line"><a name="l01197"></a><span class="lineno"> 1197</span>  buffer->ReadWriteInt64NBytes(&edits[i].media_time, num_bytes) &&</div>
|
|
<div class="line"><a name="l01198"></a><span class="lineno"> 1198</span>  buffer->ReadWriteInt16(&edits[i].media_rate_integer) &&</div>
|
|
<div class="line"><a name="l01199"></a><span class="lineno"> 1199</span>  buffer->ReadWriteInt16(&edits[i].media_rate_fraction));</div>
|
|
<div class="line"><a name="l01200"></a><span class="lineno"> 1200</span>  }</div>
|
|
<div class="line"><a name="l01201"></a><span class="lineno"> 1201</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01202"></a><span class="lineno"> 1202</span> }</div>
|
|
<div class="line"><a name="l01203"></a><span class="lineno"> 1203</span> </div>
|
|
<div class="line"><a name="l01204"></a><span class="lineno"> 1204</span> <span class="keywordtype">size_t</span> EditList::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l01205"></a><span class="lineno"> 1205</span>  <span class="comment">// EditList box is optional. Skip it if it is empty.</span></div>
|
|
<div class="line"><a name="l01206"></a><span class="lineno"> 1206</span>  <span class="keywordflow">if</span> (edits.empty())</div>
|
|
<div class="line"><a name="l01207"></a><span class="lineno"> 1207</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l01208"></a><span class="lineno"> 1208</span> </div>
|
|
<div class="line"><a name="l01209"></a><span class="lineno"> 1209</span>  version = 0;</div>
|
|
<div class="line"><a name="l01210"></a><span class="lineno"> 1210</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < edits.size(); ++i) {</div>
|
|
<div class="line"><a name="l01211"></a><span class="lineno"> 1211</span>  <span class="keywordflow">if</span> (!IsFitIn32Bits(edits[i].segment_duration, edits[i].media_time)) {</div>
|
|
<div class="line"><a name="l01212"></a><span class="lineno"> 1212</span>  version = 1;</div>
|
|
<div class="line"><a name="l01213"></a><span class="lineno"> 1213</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l01214"></a><span class="lineno"> 1214</span>  }</div>
|
|
<div class="line"><a name="l01215"></a><span class="lineno"> 1215</span>  }</div>
|
|
<div class="line"><a name="l01216"></a><span class="lineno"> 1216</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + <span class="keyword">sizeof</span>(uint32_t) +</div>
|
|
<div class="line"><a name="l01217"></a><span class="lineno"> 1217</span>  (<span class="keyword">sizeof</span>(uint32_t) * (1 + version) * 2 + <span class="keyword">sizeof</span>(int16_t) * 2) *</div>
|
|
<div class="line"><a name="l01218"></a><span class="lineno"> 1218</span>  edits.size();</div>
|
|
<div class="line"><a name="l01219"></a><span class="lineno"> 1219</span> }</div>
|
|
<div class="line"><a name="l01220"></a><span class="lineno"> 1220</span> </div>
|
|
<div class="line"><a name="l01221"></a><span class="lineno"> 1221</span> Edit::Edit() {}</div>
|
|
<div class="line"><a name="l01222"></a><span class="lineno"> 1222</span> Edit::~Edit() {}</div>
|
|
<div class="line"><a name="l01223"></a><span class="lineno"><a class="line" href="../../da/dd0/structshaka_1_1media_1_1mp4_1_1Edit.html#a44e5523c2fa791cae8dd3e36feee81ac"> 1223</a></span> FourCC <a class="code" href="../../da/dd0/structshaka_1_1media_1_1mp4_1_1Edit.html#a44e5523c2fa791cae8dd3e36feee81ac">Edit::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_edts; }</div>
|
|
<div class="line"><a name="l01224"></a><span class="lineno"> 1224</span> </div>
|
|
<div class="line"><a name="l01225"></a><span class="lineno"> 1225</span> <span class="keywordtype">bool</span> Edit::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l01226"></a><span class="lineno"> 1226</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l01227"></a><span class="lineno"> 1227</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a29158ec9769dafbdcf1192abf9a2aa2a">PrepareChildren</a>() &&</div>
|
|
<div class="line"><a name="l01228"></a><span class="lineno"> 1228</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&list);</div>
|
|
<div class="line"><a name="l01229"></a><span class="lineno"> 1229</span> }</div>
|
|
<div class="line"><a name="l01230"></a><span class="lineno"> 1230</span> </div>
|
|
<div class="line"><a name="l01231"></a><span class="lineno"> 1231</span> <span class="keywordtype">size_t</span> Edit::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l01232"></a><span class="lineno"> 1232</span>  <span class="comment">// Edit box is optional. Skip it if it is empty.</span></div>
|
|
<div class="line"><a name="l01233"></a><span class="lineno"> 1233</span>  <span class="keywordflow">if</span> (list.edits.empty())</div>
|
|
<div class="line"><a name="l01234"></a><span class="lineno"> 1234</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l01235"></a><span class="lineno"> 1235</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + list.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l01236"></a><span class="lineno"> 1236</span> }</div>
|
|
<div class="line"><a name="l01237"></a><span class="lineno"> 1237</span> </div>
|
|
<div class="line"><a name="l01238"></a><span class="lineno"> 1238</span> HandlerReference::HandlerReference() : handler_type(FOURCC_NULL) {}</div>
|
|
<div class="line"><a name="l01239"></a><span class="lineno"> 1239</span> HandlerReference::~HandlerReference() {}</div>
|
|
<div class="line"><a name="l01240"></a><span class="lineno"><a class="line" href="../../da/dbb/structshaka_1_1media_1_1mp4_1_1HandlerReference.html#a71203a734c203f04967eaf1676440ad9"> 1240</a></span> FourCC <a class="code" href="../../da/dbb/structshaka_1_1media_1_1mp4_1_1HandlerReference.html#a71203a734c203f04967eaf1676440ad9">HandlerReference::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_hdlr; }</div>
|
|
<div class="line"><a name="l01241"></a><span class="lineno"> 1241</span> </div>
|
|
<div class="line"><a name="l01242"></a><span class="lineno"> 1242</span> <span class="keywordtype">bool</span> HandlerReference::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l01243"></a><span class="lineno"> 1243</span>  std::vector<uint8_t> handler_name;</div>
|
|
<div class="line"><a name="l01244"></a><span class="lineno"> 1244</span>  <span class="keywordflow">if</span> (!buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l01245"></a><span class="lineno"> 1245</span>  <span class="keywordflow">switch</span> (handler_type) {</div>
|
|
<div class="line"><a name="l01246"></a><span class="lineno"> 1246</span>  <span class="keywordflow">case</span> FOURCC_vide:</div>
|
|
<div class="line"><a name="l01247"></a><span class="lineno"> 1247</span>  handler_name.assign(kVideoHandlerName,</div>
|
|
<div class="line"><a name="l01248"></a><span class="lineno"> 1248</span>  kVideoHandlerName + arraysize(kVideoHandlerName));</div>
|
|
<div class="line"><a name="l01249"></a><span class="lineno"> 1249</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l01250"></a><span class="lineno"> 1250</span>  <span class="keywordflow">case</span> FOURCC_soun:</div>
|
|
<div class="line"><a name="l01251"></a><span class="lineno"> 1251</span>  handler_name.assign(kAudioHandlerName,</div>
|
|
<div class="line"><a name="l01252"></a><span class="lineno"> 1252</span>  kAudioHandlerName + arraysize(kAudioHandlerName));</div>
|
|
<div class="line"><a name="l01253"></a><span class="lineno"> 1253</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l01254"></a><span class="lineno"> 1254</span>  <span class="keywordflow">case</span> FOURCC_text:</div>
|
|
<div class="line"><a name="l01255"></a><span class="lineno"> 1255</span>  handler_name.assign(kTextHandlerName,</div>
|
|
<div class="line"><a name="l01256"></a><span class="lineno"> 1256</span>  kTextHandlerName + arraysize(kTextHandlerName));</div>
|
|
<div class="line"><a name="l01257"></a><span class="lineno"> 1257</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l01258"></a><span class="lineno"> 1258</span>  <span class="keywordflow">case</span> FOURCC_ID32:</div>
|
|
<div class="line"><a name="l01259"></a><span class="lineno"> 1259</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l01260"></a><span class="lineno"> 1260</span>  <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a name="l01261"></a><span class="lineno"> 1261</span>  NOTIMPLEMENTED();</div>
|
|
<div class="line"><a name="l01262"></a><span class="lineno"> 1262</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l01263"></a><span class="lineno"> 1263</span>  }</div>
|
|
<div class="line"><a name="l01264"></a><span class="lineno"> 1264</span>  }</div>
|
|
<div class="line"><a name="l01265"></a><span class="lineno"> 1265</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l01266"></a><span class="lineno"> 1266</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a1a0c70e3124677ae08164f7b89f6a1d4">IgnoreBytes</a>(4) && <span class="comment">// predefined.</span></div>
|
|
<div class="line"><a name="l01267"></a><span class="lineno"> 1267</span>  buffer->ReadWriteFourCC(&handler_type));</div>
|
|
<div class="line"><a name="l01268"></a><span class="lineno"> 1268</span>  <span class="keywordflow">if</span> (!buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l01269"></a><span class="lineno"> 1269</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a1a0c70e3124677ae08164f7b89f6a1d4">IgnoreBytes</a>(12) && <span class="comment">// reserved.</span></div>
|
|
<div class="line"><a name="l01270"></a><span class="lineno"> 1270</span>  buffer->ReadWriteVector(&handler_name, handler_name.size()));</div>
|
|
<div class="line"><a name="l01271"></a><span class="lineno"> 1271</span>  }</div>
|
|
<div class="line"><a name="l01272"></a><span class="lineno"> 1272</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01273"></a><span class="lineno"> 1273</span> }</div>
|
|
<div class="line"><a name="l01274"></a><span class="lineno"> 1274</span> </div>
|
|
<div class="line"><a name="l01275"></a><span class="lineno"> 1275</span> <span class="keywordtype">size_t</span> HandlerReference::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l01276"></a><span class="lineno"> 1276</span>  <span class="keywordtype">size_t</span> box_size = <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + kFourCCSize + 16; <span class="comment">// 16 bytes Reserved</span></div>
|
|
<div class="line"><a name="l01277"></a><span class="lineno"> 1277</span>  <span class="keywordflow">switch</span> (handler_type) {</div>
|
|
<div class="line"><a name="l01278"></a><span class="lineno"> 1278</span>  <span class="keywordflow">case</span> FOURCC_vide:</div>
|
|
<div class="line"><a name="l01279"></a><span class="lineno"> 1279</span>  box_size += <span class="keyword">sizeof</span>(kVideoHandlerName);</div>
|
|
<div class="line"><a name="l01280"></a><span class="lineno"> 1280</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l01281"></a><span class="lineno"> 1281</span>  <span class="keywordflow">case</span> FOURCC_soun:</div>
|
|
<div class="line"><a name="l01282"></a><span class="lineno"> 1282</span>  box_size += <span class="keyword">sizeof</span>(kAudioHandlerName);</div>
|
|
<div class="line"><a name="l01283"></a><span class="lineno"> 1283</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l01284"></a><span class="lineno"> 1284</span>  <span class="keywordflow">case</span> FOURCC_text:</div>
|
|
<div class="line"><a name="l01285"></a><span class="lineno"> 1285</span>  box_size += <span class="keyword">sizeof</span>(kTextHandlerName);</div>
|
|
<div class="line"><a name="l01286"></a><span class="lineno"> 1286</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l01287"></a><span class="lineno"> 1287</span>  <span class="keywordflow">case</span> FOURCC_ID32:</div>
|
|
<div class="line"><a name="l01288"></a><span class="lineno"> 1288</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l01289"></a><span class="lineno"> 1289</span>  <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a name="l01290"></a><span class="lineno"> 1290</span>  NOTIMPLEMENTED();</div>
|
|
<div class="line"><a name="l01291"></a><span class="lineno"> 1291</span>  }</div>
|
|
<div class="line"><a name="l01292"></a><span class="lineno"> 1292</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#ad0186e0f9301bd07c52a55a8b1db0419">box_size</a>;</div>
|
|
<div class="line"><a name="l01293"></a><span class="lineno"> 1293</span> }</div>
|
|
<div class="line"><a name="l01294"></a><span class="lineno"> 1294</span> </div>
|
|
<div class="line"><a name="l01295"></a><span class="lineno"> 1295</span> <span class="keywordtype">bool</span> Language::ReadWrite(BoxBuffer* buffer) {</div>
|
|
<div class="line"><a name="l01296"></a><span class="lineno"> 1296</span>  <span class="keywordflow">if</span> (buffer->Reading()) {</div>
|
|
<div class="line"><a name="l01297"></a><span class="lineno"> 1297</span>  <span class="comment">// Read language codes into temp first then use BitReader to read the</span></div>
|
|
<div class="line"><a name="l01298"></a><span class="lineno"> 1298</span>  <span class="comment">// values. ISO-639-2/T language code: unsigned int(5)[3] language (2 bytes).</span></div>
|
|
<div class="line"><a name="l01299"></a><span class="lineno"> 1299</span>  std::vector<uint8_t> temp;</div>
|
|
<div class="line"><a name="l01300"></a><span class="lineno"> 1300</span>  RCHECK(buffer->ReadWriteVector(&temp, 2));</div>
|
|
<div class="line"><a name="l01301"></a><span class="lineno"> 1301</span> </div>
|
|
<div class="line"><a name="l01302"></a><span class="lineno"> 1302</span>  BitReader bit_reader(&temp[0], 2);</div>
|
|
<div class="line"><a name="l01303"></a><span class="lineno"> 1303</span>  bit_reader.SkipBits(1);</div>
|
|
<div class="line"><a name="l01304"></a><span class="lineno"> 1304</span>  <span class="keywordtype">char</span> language[3];</div>
|
|
<div class="line"><a name="l01305"></a><span class="lineno"> 1305</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < 3; ++i) {</div>
|
|
<div class="line"><a name="l01306"></a><span class="lineno"> 1306</span>  CHECK(bit_reader.ReadBits(5, &language[i]));</div>
|
|
<div class="line"><a name="l01307"></a><span class="lineno"> 1307</span>  language[i] += 0x60;</div>
|
|
<div class="line"><a name="l01308"></a><span class="lineno"> 1308</span>  }</div>
|
|
<div class="line"><a name="l01309"></a><span class="lineno"> 1309</span>  code.assign(language, 3);</div>
|
|
<div class="line"><a name="l01310"></a><span class="lineno"> 1310</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l01311"></a><span class="lineno"> 1311</span>  <span class="comment">// Set up default language if it is not set.</span></div>
|
|
<div class="line"><a name="l01312"></a><span class="lineno"> 1312</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> kUndefinedLanguage[] = <span class="stringliteral">"und"</span>;</div>
|
|
<div class="line"><a name="l01313"></a><span class="lineno"> 1313</span>  <span class="keywordflow">if</span> (code.empty())</div>
|
|
<div class="line"><a name="l01314"></a><span class="lineno"> 1314</span>  code = kUndefinedLanguage;</div>
|
|
<div class="line"><a name="l01315"></a><span class="lineno"> 1315</span>  DCHECK_EQ(code.size(), 3u);</div>
|
|
<div class="line"><a name="l01316"></a><span class="lineno"> 1316</span> </div>
|
|
<div class="line"><a name="l01317"></a><span class="lineno"> 1317</span>  <span class="comment">// Lang format: bit(1) pad, unsigned int(5)[3] language.</span></div>
|
|
<div class="line"><a name="l01318"></a><span class="lineno"> 1318</span>  uint16_t lang = 0;</div>
|
|
<div class="line"><a name="l01319"></a><span class="lineno"> 1319</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < 3; ++i)</div>
|
|
<div class="line"><a name="l01320"></a><span class="lineno"> 1320</span>  lang |= (code[i] - 0x60) << ((2 - i) * 5);</div>
|
|
<div class="line"><a name="l01321"></a><span class="lineno"> 1321</span>  RCHECK(buffer->ReadWriteUInt16(&lang));</div>
|
|
<div class="line"><a name="l01322"></a><span class="lineno"> 1322</span>  }</div>
|
|
<div class="line"><a name="l01323"></a><span class="lineno"> 1323</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01324"></a><span class="lineno"> 1324</span> }</div>
|
|
<div class="line"><a name="l01325"></a><span class="lineno"> 1325</span> </div>
|
|
<div class="line"><a name="l01326"></a><span class="lineno"> 1326</span> uint32_t Language::ComputeSize()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l01327"></a><span class="lineno"> 1327</span>  <span class="comment">// ISO-639-2/T language code: unsigned int(5)[3] language (2 bytes).</span></div>
|
|
<div class="line"><a name="l01328"></a><span class="lineno"> 1328</span>  <span class="keywordflow">return</span> 2;</div>
|
|
<div class="line"><a name="l01329"></a><span class="lineno"> 1329</span> }</div>
|
|
<div class="line"><a name="l01330"></a><span class="lineno"> 1330</span> </div>
|
|
<div class="line"><a name="l01331"></a><span class="lineno"> 1331</span> <span class="keywordtype">bool</span> PrivFrame::ReadWrite(BoxBuffer* buffer) {</div>
|
|
<div class="line"><a name="l01332"></a><span class="lineno"> 1332</span>  FourCC fourcc = FOURCC_PRIV;</div>
|
|
<div class="line"><a name="l01333"></a><span class="lineno"> 1333</span>  RCHECK(buffer->ReadWriteFourCC(&fourcc));</div>
|
|
<div class="line"><a name="l01334"></a><span class="lineno"> 1334</span>  <span class="keywordflow">if</span> (fourcc != FOURCC_PRIV) {</div>
|
|
<div class="line"><a name="l01335"></a><span class="lineno"> 1335</span>  VLOG(1) << <span class="stringliteral">"Skip unrecognized id3 frame during read: "</span></div>
|
|
<div class="line"><a name="l01336"></a><span class="lineno"> 1336</span>  << FourCCToString(fourcc);</div>
|
|
<div class="line"><a name="l01337"></a><span class="lineno"> 1337</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01338"></a><span class="lineno"> 1338</span>  }</div>
|
|
<div class="line"><a name="l01339"></a><span class="lineno"> 1339</span> </div>
|
|
<div class="line"><a name="l01340"></a><span class="lineno"> 1340</span>  uint32_t frame_size = <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(owner.size() + 1 + value.size());</div>
|
|
<div class="line"><a name="l01341"></a><span class="lineno"> 1341</span>  <span class="comment">// size should be encoded as synchsafe integer, which is not support here.</span></div>
|
|
<div class="line"><a name="l01342"></a><span class="lineno"> 1342</span>  <span class="comment">// We don't expect frame_size to be larger than 0x7F. Synchsafe integers less</span></div>
|
|
<div class="line"><a name="l01343"></a><span class="lineno"> 1343</span>  <span class="comment">// than 0x7F is encoded in the same way as normal integer.</span></div>
|
|
<div class="line"><a name="l01344"></a><span class="lineno"> 1344</span>  DCHECK_LT(frame_size, 0x7Fu);</div>
|
|
<div class="line"><a name="l01345"></a><span class="lineno"> 1345</span>  uint16_t flags = 0;</div>
|
|
<div class="line"><a name="l01346"></a><span class="lineno"> 1346</span>  RCHECK(buffer->ReadWriteUInt32(&frame_size) &&</div>
|
|
<div class="line"><a name="l01347"></a><span class="lineno"> 1347</span>  buffer->ReadWriteUInt16(&flags));</div>
|
|
<div class="line"><a name="l01348"></a><span class="lineno"> 1348</span> </div>
|
|
<div class="line"><a name="l01349"></a><span class="lineno"> 1349</span>  <span class="keywordflow">if</span> (buffer->Reading()) {</div>
|
|
<div class="line"><a name="l01350"></a><span class="lineno"> 1350</span>  std::string str;</div>
|
|
<div class="line"><a name="l01351"></a><span class="lineno"> 1351</span>  RCHECK(buffer->ReadWriteString(&str, frame_size));</div>
|
|
<div class="line"><a name="l01352"></a><span class="lineno"> 1352</span>  <span class="comment">// |owner| is null terminated.</span></div>
|
|
<div class="line"><a name="l01353"></a><span class="lineno"> 1353</span>  <span class="keywordtype">size_t</span> pos = str.find(<span class="charliteral">'\0'</span>);</div>
|
|
<div class="line"><a name="l01354"></a><span class="lineno"> 1354</span>  RCHECK(pos < str.size());</div>
|
|
<div class="line"><a name="l01355"></a><span class="lineno"> 1355</span>  owner = str.substr(0, pos);</div>
|
|
<div class="line"><a name="l01356"></a><span class="lineno"> 1356</span>  value = str.substr(pos + 1);</div>
|
|
<div class="line"><a name="l01357"></a><span class="lineno"> 1357</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l01358"></a><span class="lineno"> 1358</span>  uint8_t byte = 0; <span class="comment">// Null terminating byte between owner and value.</span></div>
|
|
<div class="line"><a name="l01359"></a><span class="lineno"> 1359</span>  RCHECK(buffer->ReadWriteString(&owner, owner.size()) &&</div>
|
|
<div class="line"><a name="l01360"></a><span class="lineno"> 1360</span>  buffer->ReadWriteUInt8(&byte) &&</div>
|
|
<div class="line"><a name="l01361"></a><span class="lineno"> 1361</span>  buffer->ReadWriteString(&value, value.size()));</div>
|
|
<div class="line"><a name="l01362"></a><span class="lineno"> 1362</span>  }</div>
|
|
<div class="line"><a name="l01363"></a><span class="lineno"> 1363</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01364"></a><span class="lineno"> 1364</span> }</div>
|
|
<div class="line"><a name="l01365"></a><span class="lineno"> 1365</span> </div>
|
|
<div class="line"><a name="l01366"></a><span class="lineno"> 1366</span> uint32_t PrivFrame::ComputeSize()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l01367"></a><span class="lineno"> 1367</span>  <span class="keywordflow">if</span> (owner.empty() && value.empty())</div>
|
|
<div class="line"><a name="l01368"></a><span class="lineno"> 1368</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l01369"></a><span class="lineno"> 1369</span>  <span class="keyword">const</span> uint32_t kFourCCSize = 4;</div>
|
|
<div class="line"><a name="l01370"></a><span class="lineno"> 1370</span>  <span class="keywordflow">return</span> kFourCCSize +</div>
|
|
<div class="line"><a name="l01371"></a><span class="lineno"> 1371</span>  <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(<span class="keyword">sizeof</span>(uint32_t) + <span class="keyword">sizeof</span>(uint16_t) +</div>
|
|
<div class="line"><a name="l01372"></a><span class="lineno"> 1372</span>  owner.size() + 1 + value.size());</div>
|
|
<div class="line"><a name="l01373"></a><span class="lineno"> 1373</span> }</div>
|
|
<div class="line"><a name="l01374"></a><span class="lineno"> 1374</span> </div>
|
|
<div class="line"><a name="l01375"></a><span class="lineno"> 1375</span> ID3v2::ID3v2() {}</div>
|
|
<div class="line"><a name="l01376"></a><span class="lineno"> 1376</span> ID3v2::~ID3v2() {}</div>
|
|
<div class="line"><a name="l01377"></a><span class="lineno"> 1377</span> </div>
|
|
<div class="line"><a name="l01378"></a><span class="lineno"><a class="line" href="../../d3/dad/structshaka_1_1media_1_1mp4_1_1ID3v2.html#acb41577286eeba57541fed6cd0cabbf2"> 1378</a></span> FourCC <a class="code" href="../../d3/dad/structshaka_1_1media_1_1mp4_1_1ID3v2.html#acb41577286eeba57541fed6cd0cabbf2">ID3v2::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_ID32; }</div>
|
|
<div class="line"><a name="l01379"></a><span class="lineno"> 1379</span> </div>
|
|
<div class="line"><a name="l01380"></a><span class="lineno"> 1380</span> <span class="keywordtype">bool</span> ID3v2::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l01381"></a><span class="lineno"> 1381</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l01382"></a><span class="lineno"> 1382</span>  language.ReadWrite(buffer));</div>
|
|
<div class="line"><a name="l01383"></a><span class="lineno"> 1383</span> </div>
|
|
<div class="line"><a name="l01384"></a><span class="lineno"> 1384</span>  <span class="comment">// Read/Write ID3v2 header</span></div>
|
|
<div class="line"><a name="l01385"></a><span class="lineno"> 1385</span>  std::string id3v2_identifier = kID3v2Identifier;</div>
|
|
<div class="line"><a name="l01386"></a><span class="lineno"> 1386</span>  uint16_t version = kID3v2Version;</div>
|
|
<div class="line"><a name="l01387"></a><span class="lineno"> 1387</span>  <span class="comment">// We only support PrivateFrame in ID3.</span></div>
|
|
<div class="line"><a name="l01388"></a><span class="lineno"> 1388</span>  uint32_t data_size = <a class="code" href="../../d3/dad/structshaka_1_1media_1_1mp4_1_1ID3v2.html#a33c145fa8ed1417799dce66a94f8e95c">private_frame</a>.ComputeSize();</div>
|
|
<div class="line"><a name="l01389"></a><span class="lineno"> 1389</span>  <span class="comment">// size should be encoded as synchsafe integer, which is not support here.</span></div>
|
|
<div class="line"><a name="l01390"></a><span class="lineno"> 1390</span>  <span class="comment">// We don't expect data_size to be larger than 0x7F. Synchsafe integers less</span></div>
|
|
<div class="line"><a name="l01391"></a><span class="lineno"> 1391</span>  <span class="comment">// than 0x7F is encoded in the same way as normal integer.</span></div>
|
|
<div class="line"><a name="l01392"></a><span class="lineno"> 1392</span>  DCHECK_LT(data_size, 0x7Fu);</div>
|
|
<div class="line"><a name="l01393"></a><span class="lineno"> 1393</span>  uint8_t flags = 0;</div>
|
|
<div class="line"><a name="l01394"></a><span class="lineno"> 1394</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#ac00df060effff87645b9508ba15fb67d">ReadWriteString</a>(&id3v2_identifier, id3v2_identifier.size()) &&</div>
|
|
<div class="line"><a name="l01395"></a><span class="lineno"> 1395</span>  buffer->ReadWriteUInt16(&version) &&</div>
|
|
<div class="line"><a name="l01396"></a><span class="lineno"> 1396</span>  buffer->ReadWriteUInt8(&flags) &&</div>
|
|
<div class="line"><a name="l01397"></a><span class="lineno"> 1397</span>  buffer->ReadWriteUInt32(&data_size));</div>
|
|
<div class="line"><a name="l01398"></a><span class="lineno"> 1398</span> </div>
|
|
<div class="line"><a name="l01399"></a><span class="lineno"> 1399</span>  RCHECK(<a class="code" href="../../d3/dad/structshaka_1_1media_1_1mp4_1_1ID3v2.html#a33c145fa8ed1417799dce66a94f8e95c">private_frame</a>.ReadWrite(buffer));</div>
|
|
<div class="line"><a name="l01400"></a><span class="lineno"> 1400</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01401"></a><span class="lineno"> 1401</span> }</div>
|
|
<div class="line"><a name="l01402"></a><span class="lineno"> 1402</span> </div>
|
|
<div class="line"><a name="l01403"></a><span class="lineno"> 1403</span> <span class="keywordtype">size_t</span> ID3v2::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l01404"></a><span class="lineno"> 1404</span>  uint32_t private_frame_size = <a class="code" href="../../d3/dad/structshaka_1_1media_1_1mp4_1_1ID3v2.html#a33c145fa8ed1417799dce66a94f8e95c">private_frame</a>.ComputeSize();</div>
|
|
<div class="line"><a name="l01405"></a><span class="lineno"> 1405</span>  <span class="comment">// Skip ID3v2 box generation if there is no private frame.</span></div>
|
|
<div class="line"><a name="l01406"></a><span class="lineno"> 1406</span>  <span class="keywordflow">return</span> private_frame_size == 0 ? 0 : <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + language.ComputeSize() +</div>
|
|
<div class="line"><a name="l01407"></a><span class="lineno"> 1407</span>  kID3v2HeaderSize +</div>
|
|
<div class="line"><a name="l01408"></a><span class="lineno"> 1408</span>  private_frame_size;</div>
|
|
<div class="line"><a name="l01409"></a><span class="lineno"> 1409</span> }</div>
|
|
<div class="line"><a name="l01410"></a><span class="lineno"> 1410</span> </div>
|
|
<div class="line"><a name="l01411"></a><span class="lineno"> 1411</span> Metadata::Metadata() {}</div>
|
|
<div class="line"><a name="l01412"></a><span class="lineno"> 1412</span> Metadata::~Metadata() {}</div>
|
|
<div class="line"><a name="l01413"></a><span class="lineno"> 1413</span> </div>
|
|
<div class="line"><a name="l01414"></a><span class="lineno"><a class="line" href="../../dd/df6/structshaka_1_1media_1_1mp4_1_1Metadata.html#aca63db6a124f0d0a62b6a355a89d9f1d"> 1414</a></span> FourCC <a class="code" href="../../dd/df6/structshaka_1_1media_1_1mp4_1_1Metadata.html#aca63db6a124f0d0a62b6a355a89d9f1d">Metadata::BoxType</a>()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l01415"></a><span class="lineno"> 1415</span>  <span class="keywordflow">return</span> FOURCC_meta;</div>
|
|
<div class="line"><a name="l01416"></a><span class="lineno"> 1416</span> }</div>
|
|
<div class="line"><a name="l01417"></a><span class="lineno"> 1417</span> </div>
|
|
<div class="line"><a name="l01418"></a><span class="lineno"> 1418</span> <span class="keywordtype">bool</span> Metadata::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l01419"></a><span class="lineno"> 1419</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l01420"></a><span class="lineno"> 1420</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a29158ec9769dafbdcf1192abf9a2aa2a">PrepareChildren</a>() &&</div>
|
|
<div class="line"><a name="l01421"></a><span class="lineno"> 1421</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&handler) &&</div>
|
|
<div class="line"><a name="l01422"></a><span class="lineno"> 1422</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a7aacff091ff415be3da48be4fc620654">TryReadWriteChild</a>(&id3v2));</div>
|
|
<div class="line"><a name="l01423"></a><span class="lineno"> 1423</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01424"></a><span class="lineno"> 1424</span> }</div>
|
|
<div class="line"><a name="l01425"></a><span class="lineno"> 1425</span> </div>
|
|
<div class="line"><a name="l01426"></a><span class="lineno"> 1426</span> <span class="keywordtype">size_t</span> Metadata::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l01427"></a><span class="lineno"> 1427</span>  <span class="keywordtype">size_t</span> id3v2_size = id3v2.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l01428"></a><span class="lineno"> 1428</span>  <span class="comment">// Skip metadata box generation if there is no metadata box.</span></div>
|
|
<div class="line"><a name="l01429"></a><span class="lineno"> 1429</span>  <span class="keywordflow">return</span> id3v2_size == 0 ? 0</div>
|
|
<div class="line"><a name="l01430"></a><span class="lineno"> 1430</span>  : <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + handler.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() + id3v2_size;</div>
|
|
<div class="line"><a name="l01431"></a><span class="lineno"> 1431</span> }</div>
|
|
<div class="line"><a name="l01432"></a><span class="lineno"> 1432</span> </div>
|
|
<div class="line"><a name="l01433"></a><span class="lineno"> 1433</span> CodecConfiguration::CodecConfiguration() : box_type(FOURCC_NULL) {}</div>
|
|
<div class="line"><a name="l01434"></a><span class="lineno"> 1434</span> CodecConfiguration::~CodecConfiguration() {}</div>
|
|
<div class="line"><a name="l01435"></a><span class="lineno"> 1435</span> </div>
|
|
<div class="line"><a name="l01436"></a><span class="lineno"><a class="line" href="../../db/d11/structshaka_1_1media_1_1mp4_1_1CodecConfiguration.html#a1e9cb483b993bff202ec6143f892972e"> 1436</a></span> FourCC <a class="code" href="../../db/d11/structshaka_1_1media_1_1mp4_1_1CodecConfiguration.html#a1e9cb483b993bff202ec6143f892972e">CodecConfiguration::BoxType</a>()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l01437"></a><span class="lineno"> 1437</span>  <span class="comment">// CodecConfiguration box should be parsed according to format recovered in</span></div>
|
|
<div class="line"><a name="l01438"></a><span class="lineno"> 1438</span>  <span class="comment">// VideoSampleEntry. |box_type| is determined dynamically there.</span></div>
|
|
<div class="line"><a name="l01439"></a><span class="lineno"> 1439</span>  <span class="keywordflow">return</span> box_type;</div>
|
|
<div class="line"><a name="l01440"></a><span class="lineno"> 1440</span> }</div>
|
|
<div class="line"><a name="l01441"></a><span class="lineno"> 1441</span> </div>
|
|
<div class="line"><a name="l01442"></a><span class="lineno"> 1442</span> <span class="keywordtype">bool</span> CodecConfiguration::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l01443"></a><span class="lineno"> 1443</span>  DCHECK_NE(box_type, FOURCC_NULL);</div>
|
|
<div class="line"><a name="l01444"></a><span class="lineno"> 1444</span>  RCHECK(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer));</div>
|
|
<div class="line"><a name="l01445"></a><span class="lineno"> 1445</span> </div>
|
|
<div class="line"><a name="l01446"></a><span class="lineno"> 1446</span>  <span class="comment">// VPCodecConfiguration box inherits from FullBox instead of Box. The extra 4</span></div>
|
|
<div class="line"><a name="l01447"></a><span class="lineno"> 1447</span>  <span class="comment">// bytes are handled here.</span></div>
|
|
<div class="line"><a name="l01448"></a><span class="lineno"> 1448</span>  <span class="keywordflow">if</span> (box_type == FOURCC_vpcC) {</div>
|
|
<div class="line"><a name="l01449"></a><span class="lineno"> 1449</span>  <span class="comment">// Only version 1 box is supported.</span></div>
|
|
<div class="line"><a name="l01450"></a><span class="lineno"> 1450</span>  uint8_t vpcc_version = 1;</div>
|
|
<div class="line"><a name="l01451"></a><span class="lineno"> 1451</span>  uint32_t version_flags = vpcc_version << 24;</div>
|
|
<div class="line"><a name="l01452"></a><span class="lineno"> 1452</span>  RCHECK(buffer->ReadWriteUInt32(&version_flags));</div>
|
|
<div class="line"><a name="l01453"></a><span class="lineno"> 1453</span>  vpcc_version = version_flags >> 24;</div>
|
|
<div class="line"><a name="l01454"></a><span class="lineno"> 1454</span>  RCHECK(vpcc_version == 1);</div>
|
|
<div class="line"><a name="l01455"></a><span class="lineno"> 1455</span>  }</div>
|
|
<div class="line"><a name="l01456"></a><span class="lineno"> 1456</span> </div>
|
|
<div class="line"><a name="l01457"></a><span class="lineno"> 1457</span>  <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l01458"></a><span class="lineno"> 1458</span>  RCHECK(buffer->ReadWriteVector(&data, buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#acf36e70bcb8c4ee7939835126ae9b98b">BytesLeft</a>()));</div>
|
|
<div class="line"><a name="l01459"></a><span class="lineno"> 1459</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l01460"></a><span class="lineno"> 1460</span>  RCHECK(buffer->ReadWriteVector(&data, data.size()));</div>
|
|
<div class="line"><a name="l01461"></a><span class="lineno"> 1461</span>  }</div>
|
|
<div class="line"><a name="l01462"></a><span class="lineno"> 1462</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01463"></a><span class="lineno"> 1463</span> }</div>
|
|
<div class="line"><a name="l01464"></a><span class="lineno"> 1464</span> </div>
|
|
<div class="line"><a name="l01465"></a><span class="lineno"> 1465</span> <span class="keywordtype">size_t</span> CodecConfiguration::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l01466"></a><span class="lineno"> 1466</span>  <span class="keywordflow">if</span> (data.empty())</div>
|
|
<div class="line"><a name="l01467"></a><span class="lineno"> 1467</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l01468"></a><span class="lineno"> 1468</span>  DCHECK_NE(box_type, FOURCC_NULL);</div>
|
|
<div class="line"><a name="l01469"></a><span class="lineno"> 1469</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + (box_type == FOURCC_vpcC ? 4 : 0) + data.size();</div>
|
|
<div class="line"><a name="l01470"></a><span class="lineno"> 1470</span> }</div>
|
|
<div class="line"><a name="l01471"></a><span class="lineno"> 1471</span> </div>
|
|
<div class="line"><a name="l01472"></a><span class="lineno"> 1472</span> PixelAspectRatio::PixelAspectRatio() : h_spacing(0), v_spacing(0) {}</div>
|
|
<div class="line"><a name="l01473"></a><span class="lineno"> 1473</span> PixelAspectRatio::~PixelAspectRatio() {}</div>
|
|
<div class="line"><a name="l01474"></a><span class="lineno"><a class="line" href="../../dd/d71/structshaka_1_1media_1_1mp4_1_1PixelAspectRatio.html#ae12482d2916a9e6b7ecdee1c944c3c91"> 1474</a></span> FourCC <a class="code" href="../../dd/d71/structshaka_1_1media_1_1mp4_1_1PixelAspectRatio.html#ae12482d2916a9e6b7ecdee1c944c3c91">PixelAspectRatio::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_pasp; }</div>
|
|
<div class="line"><a name="l01475"></a><span class="lineno"> 1475</span> </div>
|
|
<div class="line"><a name="l01476"></a><span class="lineno"> 1476</span> <span class="keywordtype">bool</span> PixelAspectRatio::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l01477"></a><span class="lineno"> 1477</span>  RCHECK(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l01478"></a><span class="lineno"> 1478</span>  buffer->ReadWriteUInt32(&h_spacing) &&</div>
|
|
<div class="line"><a name="l01479"></a><span class="lineno"> 1479</span>  buffer->ReadWriteUInt32(&v_spacing));</div>
|
|
<div class="line"><a name="l01480"></a><span class="lineno"> 1480</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01481"></a><span class="lineno"> 1481</span> }</div>
|
|
<div class="line"><a name="l01482"></a><span class="lineno"> 1482</span> </div>
|
|
<div class="line"><a name="l01483"></a><span class="lineno"> 1483</span> <span class="keywordtype">size_t</span> PixelAspectRatio::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l01484"></a><span class="lineno"> 1484</span>  <span class="comment">// This box is optional. Skip it if it is not initialized.</span></div>
|
|
<div class="line"><a name="l01485"></a><span class="lineno"> 1485</span>  <span class="keywordflow">if</span> (h_spacing == 0 && v_spacing == 0)</div>
|
|
<div class="line"><a name="l01486"></a><span class="lineno"> 1486</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l01487"></a><span class="lineno"> 1487</span>  <span class="comment">// Both values must be positive.</span></div>
|
|
<div class="line"><a name="l01488"></a><span class="lineno"> 1488</span>  DCHECK(h_spacing != 0 && v_spacing != 0);</div>
|
|
<div class="line"><a name="l01489"></a><span class="lineno"> 1489</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + <span class="keyword">sizeof</span>(h_spacing) + <span class="keyword">sizeof</span>(v_spacing);</div>
|
|
<div class="line"><a name="l01490"></a><span class="lineno"> 1490</span> }</div>
|
|
<div class="line"><a name="l01491"></a><span class="lineno"> 1491</span> </div>
|
|
<div class="line"><a name="l01492"></a><span class="lineno"> 1492</span> VideoSampleEntry::VideoSampleEntry()</div>
|
|
<div class="line"><a name="l01493"></a><span class="lineno"> 1493</span>  : format(FOURCC_NULL), data_reference_index(1), width(0), height(0) {}</div>
|
|
<div class="line"><a name="l01494"></a><span class="lineno"> 1494</span> </div>
|
|
<div class="line"><a name="l01495"></a><span class="lineno"> 1495</span> VideoSampleEntry::~VideoSampleEntry() {}</div>
|
|
<div class="line"><a name="l01496"></a><span class="lineno"><a class="line" href="../../d0/d73/structshaka_1_1media_1_1mp4_1_1VideoSampleEntry.html#a56ed4864ffdb37094b5f3352f53bc755"> 1496</a></span> FourCC <a class="code" href="../../d0/d73/structshaka_1_1media_1_1mp4_1_1VideoSampleEntry.html#a56ed4864ffdb37094b5f3352f53bc755">VideoSampleEntry::BoxType</a>()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l01497"></a><span class="lineno"> 1497</span>  <span class="keywordflow">if</span> (format == FOURCC_NULL) {</div>
|
|
<div class="line"><a name="l01498"></a><span class="lineno"> 1498</span>  LOG(ERROR) << <span class="stringliteral">"VideoSampleEntry should be parsed according to the "</span></div>
|
|
<div class="line"><a name="l01499"></a><span class="lineno"> 1499</span>  << <span class="stringliteral">"handler type recovered in its Media ancestor."</span>;</div>
|
|
<div class="line"><a name="l01500"></a><span class="lineno"> 1500</span>  }</div>
|
|
<div class="line"><a name="l01501"></a><span class="lineno"> 1501</span>  <span class="keywordflow">return</span> format;</div>
|
|
<div class="line"><a name="l01502"></a><span class="lineno"> 1502</span> }</div>
|
|
<div class="line"><a name="l01503"></a><span class="lineno"> 1503</span> </div>
|
|
<div class="line"><a name="l01504"></a><span class="lineno"> 1504</span> <span class="keywordtype">bool</span> VideoSampleEntry::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l01505"></a><span class="lineno"> 1505</span>  std::vector<uint8_t> compressor_name;</div>
|
|
<div class="line"><a name="l01506"></a><span class="lineno"> 1506</span>  <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l01507"></a><span class="lineno"> 1507</span>  DCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6e7c1f50071b52d7f68e094f0401d3d9">reader</a>());</div>
|
|
<div class="line"><a name="l01508"></a><span class="lineno"> 1508</span>  format = buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6e7c1f50071b52d7f68e094f0401d3d9">reader</a>()->type();</div>
|
|
<div class="line"><a name="l01509"></a><span class="lineno"> 1509</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l01510"></a><span class="lineno"> 1510</span>  RCHECK(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer));</div>
|
|
<div class="line"><a name="l01511"></a><span class="lineno"> 1511</span> </div>
|
|
<div class="line"><a name="l01512"></a><span class="lineno"> 1512</span>  <span class="keyword">const</span> FourCC actual_format = GetActualFormat();</div>
|
|
<div class="line"><a name="l01513"></a><span class="lineno"> 1513</span>  <span class="keywordflow">switch</span> (actual_format) {</div>
|
|
<div class="line"><a name="l01514"></a><span class="lineno"> 1514</span>  <span class="keywordflow">case</span> FOURCC_avc1:</div>
|
|
<div class="line"><a name="l01515"></a><span class="lineno"> 1515</span>  <span class="keywordflow">case</span> FOURCC_avc3:</div>
|
|
<div class="line"><a name="l01516"></a><span class="lineno"> 1516</span>  compressor_name.assign(</div>
|
|
<div class="line"><a name="l01517"></a><span class="lineno"> 1517</span>  kAvcCompressorName,</div>
|
|
<div class="line"><a name="l01518"></a><span class="lineno"> 1518</span>  kAvcCompressorName + arraysize(kAvcCompressorName));</div>
|
|
<div class="line"><a name="l01519"></a><span class="lineno"> 1519</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l01520"></a><span class="lineno"> 1520</span>  <span class="keywordflow">case</span> FOURCC_hev1:</div>
|
|
<div class="line"><a name="l01521"></a><span class="lineno"> 1521</span>  <span class="keywordflow">case</span> FOURCC_hvc1:</div>
|
|
<div class="line"><a name="l01522"></a><span class="lineno"> 1522</span>  compressor_name.assign(</div>
|
|
<div class="line"><a name="l01523"></a><span class="lineno"> 1523</span>  kHevcCompressorName,</div>
|
|
<div class="line"><a name="l01524"></a><span class="lineno"> 1524</span>  kHevcCompressorName + arraysize(kHevcCompressorName));</div>
|
|
<div class="line"><a name="l01525"></a><span class="lineno"> 1525</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l01526"></a><span class="lineno"> 1526</span>  <span class="keywordflow">case</span> FOURCC_vp08:</div>
|
|
<div class="line"><a name="l01527"></a><span class="lineno"> 1527</span>  <span class="keywordflow">case</span> FOURCC_vp09:</div>
|
|
<div class="line"><a name="l01528"></a><span class="lineno"> 1528</span>  <span class="keywordflow">case</span> FOURCC_vp10:</div>
|
|
<div class="line"><a name="l01529"></a><span class="lineno"> 1529</span>  compressor_name.assign(</div>
|
|
<div class="line"><a name="l01530"></a><span class="lineno"> 1530</span>  kVpcCompressorName,</div>
|
|
<div class="line"><a name="l01531"></a><span class="lineno"> 1531</span>  kVpcCompressorName + arraysize(kVpcCompressorName));</div>
|
|
<div class="line"><a name="l01532"></a><span class="lineno"> 1532</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l01533"></a><span class="lineno"> 1533</span>  <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a name="l01534"></a><span class="lineno"> 1534</span>  LOG(ERROR) << FourCCToString(actual_format) << <span class="stringliteral">" is not supported."</span>;</div>
|
|
<div class="line"><a name="l01535"></a><span class="lineno"> 1535</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l01536"></a><span class="lineno"> 1536</span>  }</div>
|
|
<div class="line"><a name="l01537"></a><span class="lineno"> 1537</span>  compressor_name.resize(kCompressorNameSize);</div>
|
|
<div class="line"><a name="l01538"></a><span class="lineno"> 1538</span>  }</div>
|
|
<div class="line"><a name="l01539"></a><span class="lineno"> 1539</span> </div>
|
|
<div class="line"><a name="l01540"></a><span class="lineno"> 1540</span>  uint32_t video_resolution = kVideoResolution;</div>
|
|
<div class="line"><a name="l01541"></a><span class="lineno"> 1541</span>  uint16_t video_frame_count = kVideoFrameCount;</div>
|
|
<div class="line"><a name="l01542"></a><span class="lineno"> 1542</span>  uint16_t video_depth = kVideoDepth;</div>
|
|
<div class="line"><a name="l01543"></a><span class="lineno"> 1543</span>  int16_t predefined = -1;</div>
|
|
<div class="line"><a name="l01544"></a><span class="lineno"> 1544</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a1a0c70e3124677ae08164f7b89f6a1d4">IgnoreBytes</a>(6) && <span class="comment">// reserved.</span></div>
|
|
<div class="line"><a name="l01545"></a><span class="lineno"> 1545</span>  buffer->ReadWriteUInt16(&data_reference_index) &&</div>
|
|
<div class="line"><a name="l01546"></a><span class="lineno"> 1546</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a1a0c70e3124677ae08164f7b89f6a1d4">IgnoreBytes</a>(16) && <span class="comment">// predefined 0.</span></div>
|
|
<div class="line"><a name="l01547"></a><span class="lineno"> 1547</span>  buffer->ReadWriteUInt16(&width) &&</div>
|
|
<div class="line"><a name="l01548"></a><span class="lineno"> 1548</span>  buffer->ReadWriteUInt16(&height) &&</div>
|
|
<div class="line"><a name="l01549"></a><span class="lineno"> 1549</span>  buffer->ReadWriteUInt32(&video_resolution) &&</div>
|
|
<div class="line"><a name="l01550"></a><span class="lineno"> 1550</span>  buffer->ReadWriteUInt32(&video_resolution) &&</div>
|
|
<div class="line"><a name="l01551"></a><span class="lineno"> 1551</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a1a0c70e3124677ae08164f7b89f6a1d4">IgnoreBytes</a>(4) && <span class="comment">// reserved.</span></div>
|
|
<div class="line"><a name="l01552"></a><span class="lineno"> 1552</span>  buffer->ReadWriteUInt16(&video_frame_count) &&</div>
|
|
<div class="line"><a name="l01553"></a><span class="lineno"> 1553</span>  buffer->ReadWriteVector(&compressor_name, kCompressorNameSize) &&</div>
|
|
<div class="line"><a name="l01554"></a><span class="lineno"> 1554</span>  buffer->ReadWriteUInt16(&video_depth) &&</div>
|
|
<div class="line"><a name="l01555"></a><span class="lineno"> 1555</span>  buffer->ReadWriteInt16(&predefined));</div>
|
|
<div class="line"><a name="l01556"></a><span class="lineno"> 1556</span> </div>
|
|
<div class="line"><a name="l01557"></a><span class="lineno"> 1557</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a29158ec9769dafbdcf1192abf9a2aa2a">PrepareChildren</a>());</div>
|
|
<div class="line"><a name="l01558"></a><span class="lineno"> 1558</span> </div>
|
|
<div class="line"><a name="l01559"></a><span class="lineno"> 1559</span>  <span class="keywordflow">if</span> (format == FOURCC_encv) {</div>
|
|
<div class="line"><a name="l01560"></a><span class="lineno"> 1560</span>  <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l01561"></a><span class="lineno"> 1561</span>  <span class="comment">// Continue scanning until a supported protection scheme is found, or</span></div>
|
|
<div class="line"><a name="l01562"></a><span class="lineno"> 1562</span>  <span class="comment">// until we run out of protection schemes.</span></div>
|
|
<div class="line"><a name="l01563"></a><span class="lineno"> 1563</span>  <span class="keywordflow">while</span> (!IsProtectionSchemeSupported(sinf.type.type))</div>
|
|
<div class="line"><a name="l01564"></a><span class="lineno"> 1564</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&sinf));</div>
|
|
<div class="line"><a name="l01565"></a><span class="lineno"> 1565</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l01566"></a><span class="lineno"> 1566</span>  DCHECK(IsProtectionSchemeSupported(sinf.type.type));</div>
|
|
<div class="line"><a name="l01567"></a><span class="lineno"> 1567</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&sinf));</div>
|
|
<div class="line"><a name="l01568"></a><span class="lineno"> 1568</span>  }</div>
|
|
<div class="line"><a name="l01569"></a><span class="lineno"> 1569</span>  }</div>
|
|
<div class="line"><a name="l01570"></a><span class="lineno"> 1570</span> </div>
|
|
<div class="line"><a name="l01571"></a><span class="lineno"> 1571</span>  <span class="keyword">const</span> FourCC actual_format = GetActualFormat();</div>
|
|
<div class="line"><a name="l01572"></a><span class="lineno"> 1572</span>  <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l01573"></a><span class="lineno"> 1573</span>  codec_configuration.box_type = GetCodecConfigurationBoxType(actual_format);</div>
|
|
<div class="line"><a name="l01574"></a><span class="lineno"> 1574</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l01575"></a><span class="lineno"> 1575</span>  DCHECK_EQ(codec_configuration.box_type,</div>
|
|
<div class="line"><a name="l01576"></a><span class="lineno"> 1576</span>  GetCodecConfigurationBoxType(actual_format));</div>
|
|
<div class="line"><a name="l01577"></a><span class="lineno"> 1577</span>  }</div>
|
|
<div class="line"><a name="l01578"></a><span class="lineno"> 1578</span>  DCHECK_NE(codec_configuration.box_type, FOURCC_NULL);</div>
|
|
<div class="line"><a name="l01579"></a><span class="lineno"> 1579</span> </div>
|
|
<div class="line"><a name="l01580"></a><span class="lineno"> 1580</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&codec_configuration));</div>
|
|
<div class="line"><a name="l01581"></a><span class="lineno"> 1581</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a7aacff091ff415be3da48be4fc620654">TryReadWriteChild</a>(&pixel_aspect));</div>
|
|
<div class="line"><a name="l01582"></a><span class="lineno"> 1582</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01583"></a><span class="lineno"> 1583</span> }</div>
|
|
<div class="line"><a name="l01584"></a><span class="lineno"> 1584</span> </div>
|
|
<div class="line"><a name="l01585"></a><span class="lineno"> 1585</span> <span class="keywordtype">size_t</span> VideoSampleEntry::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l01586"></a><span class="lineno"> 1586</span>  <span class="keyword">const</span> FourCC actual_format = GetActualFormat();</div>
|
|
<div class="line"><a name="l01587"></a><span class="lineno"> 1587</span>  <span class="keywordflow">if</span> (actual_format == FOURCC_NULL)</div>
|
|
<div class="line"><a name="l01588"></a><span class="lineno"> 1588</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l01589"></a><span class="lineno"> 1589</span>  codec_configuration.box_type = GetCodecConfigurationBoxType(actual_format);</div>
|
|
<div class="line"><a name="l01590"></a><span class="lineno"> 1590</span>  DCHECK_NE(codec_configuration.box_type, FOURCC_NULL);</div>
|
|
<div class="line"><a name="l01591"></a><span class="lineno"> 1591</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + <span class="keyword">sizeof</span>(data_reference_index) + <span class="keyword">sizeof</span>(width) +</div>
|
|
<div class="line"><a name="l01592"></a><span class="lineno"> 1592</span>  <span class="keyword">sizeof</span>(height) + <span class="keyword">sizeof</span>(kVideoResolution) * 2 +</div>
|
|
<div class="line"><a name="l01593"></a><span class="lineno"> 1593</span>  <span class="keyword">sizeof</span>(kVideoFrameCount) + <span class="keyword">sizeof</span>(kVideoDepth) +</div>
|
|
<div class="line"><a name="l01594"></a><span class="lineno"> 1594</span>  pixel_aspect.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() + sinf.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() +</div>
|
|
<div class="line"><a name="l01595"></a><span class="lineno"> 1595</span>  codec_configuration.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() + kCompressorNameSize + 6 + 4 + 16 +</div>
|
|
<div class="line"><a name="l01596"></a><span class="lineno"> 1596</span>  2; <span class="comment">// 6 + 4 bytes reserved, 16 + 2 bytes predefined.</span></div>
|
|
<div class="line"><a name="l01597"></a><span class="lineno"> 1597</span> }</div>
|
|
<div class="line"><a name="l01598"></a><span class="lineno"> 1598</span> </div>
|
|
<div class="line"><a name="l01599"></a><span class="lineno"> 1599</span> FourCC VideoSampleEntry::GetCodecConfigurationBoxType(FourCC format)<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l01600"></a><span class="lineno"> 1600</span>  <span class="keywordflow">switch</span> (format) {</div>
|
|
<div class="line"><a name="l01601"></a><span class="lineno"> 1601</span>  <span class="keywordflow">case</span> FOURCC_avc1:</div>
|
|
<div class="line"><a name="l01602"></a><span class="lineno"> 1602</span>  <span class="keywordflow">case</span> FOURCC_avc3:</div>
|
|
<div class="line"><a name="l01603"></a><span class="lineno"> 1603</span>  <span class="keywordflow">return</span> FOURCC_avcC;</div>
|
|
<div class="line"><a name="l01604"></a><span class="lineno"> 1604</span>  <span class="keywordflow">case</span> FOURCC_hev1:</div>
|
|
<div class="line"><a name="l01605"></a><span class="lineno"> 1605</span>  <span class="keywordflow">case</span> FOURCC_hvc1:</div>
|
|
<div class="line"><a name="l01606"></a><span class="lineno"> 1606</span>  <span class="keywordflow">return</span> FOURCC_hvcC;</div>
|
|
<div class="line"><a name="l01607"></a><span class="lineno"> 1607</span>  <span class="keywordflow">case</span> FOURCC_vp08:</div>
|
|
<div class="line"><a name="l01608"></a><span class="lineno"> 1608</span>  <span class="keywordflow">case</span> FOURCC_vp09:</div>
|
|
<div class="line"><a name="l01609"></a><span class="lineno"> 1609</span>  <span class="keywordflow">case</span> FOURCC_vp10:</div>
|
|
<div class="line"><a name="l01610"></a><span class="lineno"> 1610</span>  <span class="keywordflow">return</span> FOURCC_vpcC;</div>
|
|
<div class="line"><a name="l01611"></a><span class="lineno"> 1611</span>  <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a name="l01612"></a><span class="lineno"> 1612</span>  LOG(ERROR) << FourCCToString(format) << <span class="stringliteral">" is not supported."</span>;</div>
|
|
<div class="line"><a name="l01613"></a><span class="lineno"> 1613</span>  <span class="keywordflow">return</span> FOURCC_NULL;</div>
|
|
<div class="line"><a name="l01614"></a><span class="lineno"> 1614</span>  }</div>
|
|
<div class="line"><a name="l01615"></a><span class="lineno"> 1615</span> }</div>
|
|
<div class="line"><a name="l01616"></a><span class="lineno"> 1616</span> </div>
|
|
<div class="line"><a name="l01617"></a><span class="lineno"> 1617</span> ElementaryStreamDescriptor::ElementaryStreamDescriptor() {}</div>
|
|
<div class="line"><a name="l01618"></a><span class="lineno"> 1618</span> ElementaryStreamDescriptor::~ElementaryStreamDescriptor() {}</div>
|
|
<div class="line"><a name="l01619"></a><span class="lineno"><a class="line" href="../../d5/d11/structshaka_1_1media_1_1mp4_1_1ElementaryStreamDescriptor.html#a579ea111ae1e304e27cb0b8d9f52c99c"> 1619</a></span> FourCC <a class="code" href="../../d5/d11/structshaka_1_1media_1_1mp4_1_1ElementaryStreamDescriptor.html#a579ea111ae1e304e27cb0b8d9f52c99c">ElementaryStreamDescriptor::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_esds; }</div>
|
|
<div class="line"><a name="l01620"></a><span class="lineno"> 1620</span> </div>
|
|
<div class="line"><a name="l01621"></a><span class="lineno"> 1621</span> <span class="keywordtype">bool</span> ElementaryStreamDescriptor::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l01622"></a><span class="lineno"> 1622</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer));</div>
|
|
<div class="line"><a name="l01623"></a><span class="lineno"> 1623</span>  <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l01624"></a><span class="lineno"> 1624</span>  std::vector<uint8_t> data;</div>
|
|
<div class="line"><a name="l01625"></a><span class="lineno"> 1625</span>  RCHECK(buffer->ReadWriteVector(&data, buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#acf36e70bcb8c4ee7939835126ae9b98b">BytesLeft</a>()));</div>
|
|
<div class="line"><a name="l01626"></a><span class="lineno"> 1626</span>  RCHECK(es_descriptor.Parse(data));</div>
|
|
<div class="line"><a name="l01627"></a><span class="lineno"> 1627</span>  <span class="keywordflow">if</span> (es_descriptor.<a class="code" href="../../d5/d13/classshaka_1_1media_1_1ESDescriptor.html#a47592ec424dc9dd2beb5cc0f505e6681">IsAAC</a>()) {</div>
|
|
<div class="line"><a name="l01628"></a><span class="lineno"> 1628</span>  RCHECK(aac_audio_specific_config.<a class="code" href="../../d0/da2/classshaka_1_1media_1_1AACAudioSpecificConfig.html#a6b3deca725a42113bf7303387ab74f0f">Parse</a>(</div>
|
|
<div class="line"><a name="l01629"></a><span class="lineno"> 1629</span>  es_descriptor.decoder_specific_info()));</div>
|
|
<div class="line"><a name="l01630"></a><span class="lineno"> 1630</span>  }</div>
|
|
<div class="line"><a name="l01631"></a><span class="lineno"> 1631</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l01632"></a><span class="lineno"> 1632</span>  DCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a0b9aa5e5669d771e12563e168d5c967d">writer</a>());</div>
|
|
<div class="line"><a name="l01633"></a><span class="lineno"> 1633</span>  es_descriptor.Write(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a0b9aa5e5669d771e12563e168d5c967d">writer</a>());</div>
|
|
<div class="line"><a name="l01634"></a><span class="lineno"> 1634</span>  }</div>
|
|
<div class="line"><a name="l01635"></a><span class="lineno"> 1635</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01636"></a><span class="lineno"> 1636</span> }</div>
|
|
<div class="line"><a name="l01637"></a><span class="lineno"> 1637</span> </div>
|
|
<div class="line"><a name="l01638"></a><span class="lineno"> 1638</span> <span class="keywordtype">size_t</span> ElementaryStreamDescriptor::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l01639"></a><span class="lineno"> 1639</span>  <span class="comment">// This box is optional. Skip it if not initialized.</span></div>
|
|
<div class="line"><a name="l01640"></a><span class="lineno"> 1640</span>  <span class="keywordflow">if</span> (es_descriptor.object_type() == kForbidden)</div>
|
|
<div class="line"><a name="l01641"></a><span class="lineno"> 1641</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l01642"></a><span class="lineno"> 1642</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + es_descriptor.ComputeSize();</div>
|
|
<div class="line"><a name="l01643"></a><span class="lineno"> 1643</span> }</div>
|
|
<div class="line"><a name="l01644"></a><span class="lineno"> 1644</span> </div>
|
|
<div class="line"><a name="l01645"></a><span class="lineno"> 1645</span> DTSSpecific::DTSSpecific()</div>
|
|
<div class="line"><a name="l01646"></a><span class="lineno"> 1646</span>  : sampling_frequency(0),</div>
|
|
<div class="line"><a name="l01647"></a><span class="lineno"> 1647</span>  max_bitrate(0),</div>
|
|
<div class="line"><a name="l01648"></a><span class="lineno"> 1648</span>  avg_bitrate(0),</div>
|
|
<div class="line"><a name="l01649"></a><span class="lineno"> 1649</span>  pcm_sample_depth(0) {}</div>
|
|
<div class="line"><a name="l01650"></a><span class="lineno"> 1650</span> DTSSpecific::~DTSSpecific() {}</div>
|
|
<div class="line"><a name="l01651"></a><span class="lineno"><a class="line" href="../../dc/da0/structshaka_1_1media_1_1mp4_1_1DTSSpecific.html#aa84cd76627aaaf58e2137935b6116346"> 1651</a></span> FourCC <a class="code" href="../../dc/da0/structshaka_1_1media_1_1mp4_1_1DTSSpecific.html#aa84cd76627aaaf58e2137935b6116346">DTSSpecific::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_ddts; }</div>
|
|
<div class="line"><a name="l01652"></a><span class="lineno"> 1652</span> </div>
|
|
<div class="line"><a name="l01653"></a><span class="lineno"> 1653</span> <span class="keywordtype">bool</span> DTSSpecific::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l01654"></a><span class="lineno"> 1654</span>  RCHECK(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l01655"></a><span class="lineno"> 1655</span>  buffer->ReadWriteUInt32(&sampling_frequency) &&</div>
|
|
<div class="line"><a name="l01656"></a><span class="lineno"> 1656</span>  buffer->ReadWriteUInt32(&max_bitrate) &&</div>
|
|
<div class="line"><a name="l01657"></a><span class="lineno"> 1657</span>  buffer->ReadWriteUInt32(&avg_bitrate) &&</div>
|
|
<div class="line"><a name="l01658"></a><span class="lineno"> 1658</span>  buffer->ReadWriteUInt8(&pcm_sample_depth));</div>
|
|
<div class="line"><a name="l01659"></a><span class="lineno"> 1659</span> </div>
|
|
<div class="line"><a name="l01660"></a><span class="lineno"> 1660</span>  <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l01661"></a><span class="lineno"> 1661</span>  RCHECK(buffer->ReadWriteVector(&extra_data, buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#acf36e70bcb8c4ee7939835126ae9b98b">BytesLeft</a>()));</div>
|
|
<div class="line"><a name="l01662"></a><span class="lineno"> 1662</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l01663"></a><span class="lineno"> 1663</span>  <span class="keywordflow">if</span> (extra_data.empty()) {</div>
|
|
<div class="line"><a name="l01664"></a><span class="lineno"> 1664</span>  extra_data.assign(kDdtsExtraData,</div>
|
|
<div class="line"><a name="l01665"></a><span class="lineno"> 1665</span>  kDdtsExtraData + <span class="keyword">sizeof</span>(kDdtsExtraData));</div>
|
|
<div class="line"><a name="l01666"></a><span class="lineno"> 1666</span>  }</div>
|
|
<div class="line"><a name="l01667"></a><span class="lineno"> 1667</span>  RCHECK(buffer->ReadWriteVector(&extra_data, extra_data.size()));</div>
|
|
<div class="line"><a name="l01668"></a><span class="lineno"> 1668</span>  }</div>
|
|
<div class="line"><a name="l01669"></a><span class="lineno"> 1669</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01670"></a><span class="lineno"> 1670</span> }</div>
|
|
<div class="line"><a name="l01671"></a><span class="lineno"> 1671</span> </div>
|
|
<div class="line"><a name="l01672"></a><span class="lineno"> 1672</span> <span class="keywordtype">size_t</span> DTSSpecific::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l01673"></a><span class="lineno"> 1673</span>  <span class="comment">// This box is optional. Skip it if not initialized.</span></div>
|
|
<div class="line"><a name="l01674"></a><span class="lineno"> 1674</span>  <span class="keywordflow">if</span> (sampling_frequency == 0)</div>
|
|
<div class="line"><a name="l01675"></a><span class="lineno"> 1675</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l01676"></a><span class="lineno"> 1676</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + <span class="keyword">sizeof</span>(sampling_frequency) + <span class="keyword">sizeof</span>(max_bitrate) +</div>
|
|
<div class="line"><a name="l01677"></a><span class="lineno"> 1677</span>  <span class="keyword">sizeof</span>(avg_bitrate) + <span class="keyword">sizeof</span>(pcm_sample_depth) +</div>
|
|
<div class="line"><a name="l01678"></a><span class="lineno"> 1678</span>  <span class="keyword">sizeof</span>(kDdtsExtraData);</div>
|
|
<div class="line"><a name="l01679"></a><span class="lineno"> 1679</span> }</div>
|
|
<div class="line"><a name="l01680"></a><span class="lineno"> 1680</span> </div>
|
|
<div class="line"><a name="l01681"></a><span class="lineno"> 1681</span> AC3Specific::AC3Specific() {}</div>
|
|
<div class="line"><a name="l01682"></a><span class="lineno"> 1682</span> AC3Specific::~AC3Specific() {}</div>
|
|
<div class="line"><a name="l01683"></a><span class="lineno"> 1683</span> </div>
|
|
<div class="line"><a name="l01684"></a><span class="lineno"><a class="line" href="../../d4/dfa/structshaka_1_1media_1_1mp4_1_1AC3Specific.html#aa3d0fa9297d15d210f1529eeff8e3d09"> 1684</a></span> FourCC <a class="code" href="../../d4/dfa/structshaka_1_1media_1_1mp4_1_1AC3Specific.html#aa3d0fa9297d15d210f1529eeff8e3d09">AC3Specific::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_dac3; }</div>
|
|
<div class="line"><a name="l01685"></a><span class="lineno"> 1685</span> </div>
|
|
<div class="line"><a name="l01686"></a><span class="lineno"> 1686</span> <span class="keywordtype">bool</span> AC3Specific::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l01687"></a><span class="lineno"> 1687</span>  RCHECK(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l01688"></a><span class="lineno"> 1688</span>  buffer->ReadWriteVector(</div>
|
|
<div class="line"><a name="l01689"></a><span class="lineno"> 1689</span>  &data, buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>() ? buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#acf36e70bcb8c4ee7939835126ae9b98b">BytesLeft</a>() : data.size()));</div>
|
|
<div class="line"><a name="l01690"></a><span class="lineno"> 1690</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01691"></a><span class="lineno"> 1691</span> }</div>
|
|
<div class="line"><a name="l01692"></a><span class="lineno"> 1692</span> </div>
|
|
<div class="line"><a name="l01693"></a><span class="lineno"> 1693</span> <span class="keywordtype">size_t</span> AC3Specific::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l01694"></a><span class="lineno"> 1694</span>  <span class="comment">// This box is optional. Skip it if not initialized.</span></div>
|
|
<div class="line"><a name="l01695"></a><span class="lineno"> 1695</span>  <span class="keywordflow">if</span> (data.empty())</div>
|
|
<div class="line"><a name="l01696"></a><span class="lineno"> 1696</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l01697"></a><span class="lineno"> 1697</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + data.size();</div>
|
|
<div class="line"><a name="l01698"></a><span class="lineno"> 1698</span> }</div>
|
|
<div class="line"><a name="l01699"></a><span class="lineno"> 1699</span> </div>
|
|
<div class="line"><a name="l01700"></a><span class="lineno"> 1700</span> EC3Specific::EC3Specific() {}</div>
|
|
<div class="line"><a name="l01701"></a><span class="lineno"> 1701</span> EC3Specific::~EC3Specific() {}</div>
|
|
<div class="line"><a name="l01702"></a><span class="lineno"> 1702</span> </div>
|
|
<div class="line"><a name="l01703"></a><span class="lineno"><a class="line" href="../../d4/d8d/structshaka_1_1media_1_1mp4_1_1EC3Specific.html#a926ae9221e26938071abb3ec5988eaf5"> 1703</a></span> FourCC <a class="code" href="../../d4/d8d/structshaka_1_1media_1_1mp4_1_1EC3Specific.html#a926ae9221e26938071abb3ec5988eaf5">EC3Specific::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_dec3; }</div>
|
|
<div class="line"><a name="l01704"></a><span class="lineno"> 1704</span> </div>
|
|
<div class="line"><a name="l01705"></a><span class="lineno"> 1705</span> <span class="keywordtype">bool</span> EC3Specific::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l01706"></a><span class="lineno"> 1706</span>  RCHECK(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer));</div>
|
|
<div class="line"><a name="l01707"></a><span class="lineno"> 1707</span>  <span class="keywordtype">size_t</span> size = buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>() ? buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#acf36e70bcb8c4ee7939835126ae9b98b">BytesLeft</a>() : data.size();</div>
|
|
<div class="line"><a name="l01708"></a><span class="lineno"> 1708</span>  RCHECK(buffer->ReadWriteVector(&data, size));</div>
|
|
<div class="line"><a name="l01709"></a><span class="lineno"> 1709</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01710"></a><span class="lineno"> 1710</span> }</div>
|
|
<div class="line"><a name="l01711"></a><span class="lineno"> 1711</span> </div>
|
|
<div class="line"><a name="l01712"></a><span class="lineno"> 1712</span> <span class="keywordtype">size_t</span> EC3Specific::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l01713"></a><span class="lineno"> 1713</span>  <span class="comment">// This box is optional. Skip it if not initialized.</span></div>
|
|
<div class="line"><a name="l01714"></a><span class="lineno"> 1714</span>  <span class="keywordflow">if</span> (data.empty())</div>
|
|
<div class="line"><a name="l01715"></a><span class="lineno"> 1715</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l01716"></a><span class="lineno"> 1716</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + data.size();</div>
|
|
<div class="line"><a name="l01717"></a><span class="lineno"> 1717</span> }</div>
|
|
<div class="line"><a name="l01718"></a><span class="lineno"> 1718</span> </div>
|
|
<div class="line"><a name="l01719"></a><span class="lineno"> 1719</span> OpusSpecific::OpusSpecific() : preskip(0) {}</div>
|
|
<div class="line"><a name="l01720"></a><span class="lineno"> 1720</span> OpusSpecific::~OpusSpecific() {}</div>
|
|
<div class="line"><a name="l01721"></a><span class="lineno"> 1721</span> </div>
|
|
<div class="line"><a name="l01722"></a><span class="lineno"><a class="line" href="../../de/dfa/structshaka_1_1media_1_1mp4_1_1OpusSpecific.html#a6d71265a8782db78c4ed3c2331179418"> 1722</a></span> FourCC <a class="code" href="../../de/dfa/structshaka_1_1media_1_1mp4_1_1OpusSpecific.html#a6d71265a8782db78c4ed3c2331179418">OpusSpecific::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_dOps; }</div>
|
|
<div class="line"><a name="l01723"></a><span class="lineno"> 1723</span> </div>
|
|
<div class="line"><a name="l01724"></a><span class="lineno"> 1724</span> <span class="keywordtype">bool</span> OpusSpecific::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l01725"></a><span class="lineno"> 1725</span>  RCHECK(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer));</div>
|
|
<div class="line"><a name="l01726"></a><span class="lineno"> 1726</span>  <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l01727"></a><span class="lineno"> 1727</span>  std::vector<uint8_t> data;</div>
|
|
<div class="line"><a name="l01728"></a><span class="lineno"> 1728</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> kMinOpusSpecificBoxDataSize = 11;</div>
|
|
<div class="line"><a name="l01729"></a><span class="lineno"> 1729</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#acf36e70bcb8c4ee7939835126ae9b98b">BytesLeft</a>() >= kMinOpusSpecificBoxDataSize);</div>
|
|
<div class="line"><a name="l01730"></a><span class="lineno"> 1730</span>  RCHECK(buffer->ReadWriteVector(&data, buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#acf36e70bcb8c4ee7939835126ae9b98b">BytesLeft</a>()));</div>
|
|
<div class="line"><a name="l01731"></a><span class="lineno"> 1731</span>  preskip = data[2] + (data[3] << 8);</div>
|
|
<div class="line"><a name="l01732"></a><span class="lineno"> 1732</span> </div>
|
|
<div class="line"><a name="l01733"></a><span class="lineno"> 1733</span>  <span class="comment">// https://tools.ietf.org/html/draft-ietf-codec-oggopus-06#section-5</span></div>
|
|
<div class="line"><a name="l01734"></a><span class="lineno"> 1734</span>  <a class="code" href="../../dc/d41/classshaka_1_1media_1_1BufferWriter.html">BufferWriter</a> writer;</div>
|
|
<div class="line"><a name="l01735"></a><span class="lineno"> 1735</span>  writer.<a class="code" href="../../dc/d41/classshaka_1_1media_1_1BufferWriter.html#abd8854feedd8b45146eb04dacf7d5b2f">AppendInt</a>(FOURCC_Opus);</div>
|
|
<div class="line"><a name="l01736"></a><span class="lineno"> 1736</span>  writer.AppendInt(FOURCC_Head);</div>
|
|
<div class="line"><a name="l01737"></a><span class="lineno"> 1737</span>  <span class="comment">// The version must always be 1.</span></div>
|
|
<div class="line"><a name="l01738"></a><span class="lineno"> 1738</span>  <span class="keyword">const</span> uint8_t kOpusIdentificationHeaderVersion = 1;</div>
|
|
<div class="line"><a name="l01739"></a><span class="lineno"> 1739</span>  data[0] = kOpusIdentificationHeaderVersion;</div>
|
|
<div class="line"><a name="l01740"></a><span class="lineno"> 1740</span>  writer.AppendVector(data);</div>
|
|
<div class="line"><a name="l01741"></a><span class="lineno"> 1741</span>  writer.SwapBuffer(&opus_identification_header);</div>
|
|
<div class="line"><a name="l01742"></a><span class="lineno"> 1742</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l01743"></a><span class="lineno"> 1743</span>  <span class="comment">// https://tools.ietf.org/html/draft-ietf-codec-oggopus-06#section-5</span></div>
|
|
<div class="line"><a name="l01744"></a><span class="lineno"> 1744</span>  <span class="comment">// The first 8 bytes is "magic signature".</span></div>
|
|
<div class="line"><a name="l01745"></a><span class="lineno"> 1745</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> kOpusMagicSignatureSize = 8u;</div>
|
|
<div class="line"><a name="l01746"></a><span class="lineno"> 1746</span>  DCHECK_GT(opus_identification_header.size(), kOpusMagicSignatureSize);</div>
|
|
<div class="line"><a name="l01747"></a><span class="lineno"> 1747</span>  <span class="comment">// https://www.opus-codec.org/docs/opus_in_isobmff.html</span></div>
|
|
<div class="line"><a name="l01748"></a><span class="lineno"> 1748</span>  <span class="comment">// The version field shall be set to 0.</span></div>
|
|
<div class="line"><a name="l01749"></a><span class="lineno"> 1749</span>  <span class="keyword">const</span> uint8_t kOpusSpecificBoxVersion = 0;</div>
|
|
<div class="line"><a name="l01750"></a><span class="lineno"> 1750</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a0b9aa5e5669d771e12563e168d5c967d">writer</a>()-><a class="code" href="../../dc/d41/classshaka_1_1media_1_1BufferWriter.html#abd8854feedd8b45146eb04dacf7d5b2f">AppendInt</a>(kOpusSpecificBoxVersion);</div>
|
|
<div class="line"><a name="l01751"></a><span class="lineno"> 1751</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a0b9aa5e5669d771e12563e168d5c967d">writer</a>()->AppendArray(</div>
|
|
<div class="line"><a name="l01752"></a><span class="lineno"> 1752</span>  &opus_identification_header[kOpusMagicSignatureSize + 1],</div>
|
|
<div class="line"><a name="l01753"></a><span class="lineno"> 1753</span>  opus_identification_header.size() - kOpusMagicSignatureSize - 1);</div>
|
|
<div class="line"><a name="l01754"></a><span class="lineno"> 1754</span>  }</div>
|
|
<div class="line"><a name="l01755"></a><span class="lineno"> 1755</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01756"></a><span class="lineno"> 1756</span> }</div>
|
|
<div class="line"><a name="l01757"></a><span class="lineno"> 1757</span> </div>
|
|
<div class="line"><a name="l01758"></a><span class="lineno"> 1758</span> <span class="keywordtype">size_t</span> OpusSpecific::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l01759"></a><span class="lineno"> 1759</span>  <span class="comment">// This box is optional. Skip it if not initialized.</span></div>
|
|
<div class="line"><a name="l01760"></a><span class="lineno"> 1760</span>  <span class="keywordflow">if</span> (opus_identification_header.empty())</div>
|
|
<div class="line"><a name="l01761"></a><span class="lineno"> 1761</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l01762"></a><span class="lineno"> 1762</span>  <span class="comment">// https://tools.ietf.org/html/draft-ietf-codec-oggopus-06#section-5</span></div>
|
|
<div class="line"><a name="l01763"></a><span class="lineno"> 1763</span>  <span class="comment">// The first 8 bytes is "magic signature".</span></div>
|
|
<div class="line"><a name="l01764"></a><span class="lineno"> 1764</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> kOpusMagicSignatureSize = 8u;</div>
|
|
<div class="line"><a name="l01765"></a><span class="lineno"> 1765</span>  DCHECK_GT(opus_identification_header.size(), kOpusMagicSignatureSize);</div>
|
|
<div class="line"><a name="l01766"></a><span class="lineno"> 1766</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + opus_identification_header.size() -</div>
|
|
<div class="line"><a name="l01767"></a><span class="lineno"> 1767</span>  kOpusMagicSignatureSize;</div>
|
|
<div class="line"><a name="l01768"></a><span class="lineno"> 1768</span> }</div>
|
|
<div class="line"><a name="l01769"></a><span class="lineno"> 1769</span> </div>
|
|
<div class="line"><a name="l01770"></a><span class="lineno"> 1770</span> AudioSampleEntry::AudioSampleEntry()</div>
|
|
<div class="line"><a name="l01771"></a><span class="lineno"> 1771</span>  : format(FOURCC_NULL),</div>
|
|
<div class="line"><a name="l01772"></a><span class="lineno"> 1772</span>  data_reference_index(1),</div>
|
|
<div class="line"><a name="l01773"></a><span class="lineno"> 1773</span>  channelcount(2),</div>
|
|
<div class="line"><a name="l01774"></a><span class="lineno"> 1774</span>  samplesize(16),</div>
|
|
<div class="line"><a name="l01775"></a><span class="lineno"> 1775</span>  samplerate(0) {}</div>
|
|
<div class="line"><a name="l01776"></a><span class="lineno"> 1776</span> </div>
|
|
<div class="line"><a name="l01777"></a><span class="lineno"> 1777</span> AudioSampleEntry::~AudioSampleEntry() {}</div>
|
|
<div class="line"><a name="l01778"></a><span class="lineno"> 1778</span> </div>
|
|
<div class="line"><a name="l01779"></a><span class="lineno"><a class="line" href="../../d8/d5b/structshaka_1_1media_1_1mp4_1_1AudioSampleEntry.html#ab10582a2954863ffcc26ec7373d42d56"> 1779</a></span> FourCC <a class="code" href="../../d8/d5b/structshaka_1_1media_1_1mp4_1_1AudioSampleEntry.html#ab10582a2954863ffcc26ec7373d42d56">AudioSampleEntry::BoxType</a>()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l01780"></a><span class="lineno"> 1780</span>  <span class="keywordflow">if</span> (format == FOURCC_NULL) {</div>
|
|
<div class="line"><a name="l01781"></a><span class="lineno"> 1781</span>  LOG(ERROR) << <span class="stringliteral">"AudioSampleEntry should be parsed according to the "</span></div>
|
|
<div class="line"><a name="l01782"></a><span class="lineno"> 1782</span>  << <span class="stringliteral">"handler type recovered in its Media ancestor."</span>;</div>
|
|
<div class="line"><a name="l01783"></a><span class="lineno"> 1783</span>  }</div>
|
|
<div class="line"><a name="l01784"></a><span class="lineno"> 1784</span>  <span class="keywordflow">return</span> format;</div>
|
|
<div class="line"><a name="l01785"></a><span class="lineno"> 1785</span> }</div>
|
|
<div class="line"><a name="l01786"></a><span class="lineno"> 1786</span> </div>
|
|
<div class="line"><a name="l01787"></a><span class="lineno"> 1787</span> <span class="keywordtype">bool</span> AudioSampleEntry::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l01788"></a><span class="lineno"> 1788</span>  <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l01789"></a><span class="lineno"> 1789</span>  DCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6e7c1f50071b52d7f68e094f0401d3d9">reader</a>());</div>
|
|
<div class="line"><a name="l01790"></a><span class="lineno"> 1790</span>  format = buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6e7c1f50071b52d7f68e094f0401d3d9">reader</a>()->type();</div>
|
|
<div class="line"><a name="l01791"></a><span class="lineno"> 1791</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l01792"></a><span class="lineno"> 1792</span>  RCHECK(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer));</div>
|
|
<div class="line"><a name="l01793"></a><span class="lineno"> 1793</span>  }</div>
|
|
<div class="line"><a name="l01794"></a><span class="lineno"> 1794</span> </div>
|
|
<div class="line"><a name="l01795"></a><span class="lineno"> 1795</span>  <span class="comment">// Convert from integer to 16.16 fixed point for writing.</span></div>
|
|
<div class="line"><a name="l01796"></a><span class="lineno"> 1796</span>  samplerate <<= 16;</div>
|
|
<div class="line"><a name="l01797"></a><span class="lineno"> 1797</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a1a0c70e3124677ae08164f7b89f6a1d4">IgnoreBytes</a>(6) && <span class="comment">// reserved.</span></div>
|
|
<div class="line"><a name="l01798"></a><span class="lineno"> 1798</span>  buffer->ReadWriteUInt16(&data_reference_index) &&</div>
|
|
<div class="line"><a name="l01799"></a><span class="lineno"> 1799</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a1a0c70e3124677ae08164f7b89f6a1d4">IgnoreBytes</a>(8) && <span class="comment">// reserved.</span></div>
|
|
<div class="line"><a name="l01800"></a><span class="lineno"> 1800</span>  buffer->ReadWriteUInt16(&channelcount) &&</div>
|
|
<div class="line"><a name="l01801"></a><span class="lineno"> 1801</span>  buffer->ReadWriteUInt16(&samplesize) &&</div>
|
|
<div class="line"><a name="l01802"></a><span class="lineno"> 1802</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a1a0c70e3124677ae08164f7b89f6a1d4">IgnoreBytes</a>(4) && <span class="comment">// predefined.</span></div>
|
|
<div class="line"><a name="l01803"></a><span class="lineno"> 1803</span>  buffer->ReadWriteUInt32(&samplerate));</div>
|
|
<div class="line"><a name="l01804"></a><span class="lineno"> 1804</span>  <span class="comment">// Convert from 16.16 fixed point to integer.</span></div>
|
|
<div class="line"><a name="l01805"></a><span class="lineno"> 1805</span>  samplerate >>= 16;</div>
|
|
<div class="line"><a name="l01806"></a><span class="lineno"> 1806</span> </div>
|
|
<div class="line"><a name="l01807"></a><span class="lineno"> 1807</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a29158ec9769dafbdcf1192abf9a2aa2a">PrepareChildren</a>());</div>
|
|
<div class="line"><a name="l01808"></a><span class="lineno"> 1808</span>  <span class="keywordflow">if</span> (format == FOURCC_enca) {</div>
|
|
<div class="line"><a name="l01809"></a><span class="lineno"> 1809</span>  <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l01810"></a><span class="lineno"> 1810</span>  <span class="comment">// Continue scanning until a supported protection scheme is found, or</span></div>
|
|
<div class="line"><a name="l01811"></a><span class="lineno"> 1811</span>  <span class="comment">// until we run out of protection schemes.</span></div>
|
|
<div class="line"><a name="l01812"></a><span class="lineno"> 1812</span>  <span class="keywordflow">while</span> (!IsProtectionSchemeSupported(sinf.type.type))</div>
|
|
<div class="line"><a name="l01813"></a><span class="lineno"> 1813</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&sinf));</div>
|
|
<div class="line"><a name="l01814"></a><span class="lineno"> 1814</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l01815"></a><span class="lineno"> 1815</span>  DCHECK(IsProtectionSchemeSupported(sinf.type.type));</div>
|
|
<div class="line"><a name="l01816"></a><span class="lineno"> 1816</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&sinf));</div>
|
|
<div class="line"><a name="l01817"></a><span class="lineno"> 1817</span>  }</div>
|
|
<div class="line"><a name="l01818"></a><span class="lineno"> 1818</span>  }</div>
|
|
<div class="line"><a name="l01819"></a><span class="lineno"> 1819</span> </div>
|
|
<div class="line"><a name="l01820"></a><span class="lineno"> 1820</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a7aacff091ff415be3da48be4fc620654">TryReadWriteChild</a>(&esds));</div>
|
|
<div class="line"><a name="l01821"></a><span class="lineno"> 1821</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a7aacff091ff415be3da48be4fc620654">TryReadWriteChild</a>(&ddts));</div>
|
|
<div class="line"><a name="l01822"></a><span class="lineno"> 1822</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a7aacff091ff415be3da48be4fc620654">TryReadWriteChild</a>(&dac3));</div>
|
|
<div class="line"><a name="l01823"></a><span class="lineno"> 1823</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a7aacff091ff415be3da48be4fc620654">TryReadWriteChild</a>(&dec3));</div>
|
|
<div class="line"><a name="l01824"></a><span class="lineno"> 1824</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a7aacff091ff415be3da48be4fc620654">TryReadWriteChild</a>(&dops));</div>
|
|
<div class="line"><a name="l01825"></a><span class="lineno"> 1825</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01826"></a><span class="lineno"> 1826</span> }</div>
|
|
<div class="line"><a name="l01827"></a><span class="lineno"> 1827</span> </div>
|
|
<div class="line"><a name="l01828"></a><span class="lineno"> 1828</span> <span class="keywordtype">size_t</span> AudioSampleEntry::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l01829"></a><span class="lineno"> 1829</span>  <span class="keywordflow">if</span> (GetActualFormat() == FOURCC_NULL)</div>
|
|
<div class="line"><a name="l01830"></a><span class="lineno"> 1830</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l01831"></a><span class="lineno"> 1831</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + <span class="keyword">sizeof</span>(data_reference_index) + <span class="keyword">sizeof</span>(channelcount) +</div>
|
|
<div class="line"><a name="l01832"></a><span class="lineno"> 1832</span>  <span class="keyword">sizeof</span>(samplesize) + <span class="keyword">sizeof</span>(samplerate) + sinf.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() +</div>
|
|
<div class="line"><a name="l01833"></a><span class="lineno"> 1833</span>  esds.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() + ddts.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() + dac3.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() +</div>
|
|
<div class="line"><a name="l01834"></a><span class="lineno"> 1834</span>  dec3.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() + dops.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() +</div>
|
|
<div class="line"><a name="l01835"></a><span class="lineno"> 1835</span>  6 + 8 + <span class="comment">// 6 + 8 bytes reserved.</span></div>
|
|
<div class="line"><a name="l01836"></a><span class="lineno"> 1836</span>  4; <span class="comment">// 4 bytes predefined.</span></div>
|
|
<div class="line"><a name="l01837"></a><span class="lineno"> 1837</span> }</div>
|
|
<div class="line"><a name="l01838"></a><span class="lineno"> 1838</span> </div>
|
|
<div class="line"><a name="l01839"></a><span class="lineno"> 1839</span> WebVTTConfigurationBox::WebVTTConfigurationBox() {}</div>
|
|
<div class="line"><a name="l01840"></a><span class="lineno"> 1840</span> WebVTTConfigurationBox::~WebVTTConfigurationBox() {}</div>
|
|
<div class="line"><a name="l01841"></a><span class="lineno"> 1841</span> </div>
|
|
<div class="line"><a name="l01842"></a><span class="lineno"><a class="line" href="../../d8/d20/structshaka_1_1media_1_1mp4_1_1WebVTTConfigurationBox.html#a90c78b82d88afcce6bcb4f5c96fa08b9"> 1842</a></span> FourCC <a class="code" href="../../d8/d20/structshaka_1_1media_1_1mp4_1_1WebVTTConfigurationBox.html#a90c78b82d88afcce6bcb4f5c96fa08b9">WebVTTConfigurationBox::BoxType</a>()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l01843"></a><span class="lineno"> 1843</span>  <span class="keywordflow">return</span> FOURCC_vttC;</div>
|
|
<div class="line"><a name="l01844"></a><span class="lineno"> 1844</span> }</div>
|
|
<div class="line"><a name="l01845"></a><span class="lineno"> 1845</span> </div>
|
|
<div class="line"><a name="l01846"></a><span class="lineno"> 1846</span> <span class="keywordtype">bool</span> WebVTTConfigurationBox::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l01847"></a><span class="lineno"> 1847</span>  RCHECK(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer));</div>
|
|
<div class="line"><a name="l01848"></a><span class="lineno"> 1848</span>  <span class="keywordflow">return</span> buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#ac00df060effff87645b9508ba15fb67d">ReadWriteString</a>(</div>
|
|
<div class="line"><a name="l01849"></a><span class="lineno"> 1849</span>  &config,</div>
|
|
<div class="line"><a name="l01850"></a><span class="lineno"> 1850</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>() ? buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#acf36e70bcb8c4ee7939835126ae9b98b">BytesLeft</a>() : config.size());</div>
|
|
<div class="line"><a name="l01851"></a><span class="lineno"> 1851</span> }</div>
|
|
<div class="line"><a name="l01852"></a><span class="lineno"> 1852</span> </div>
|
|
<div class="line"><a name="l01853"></a><span class="lineno"> 1853</span> <span class="keywordtype">size_t</span> WebVTTConfigurationBox::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l01854"></a><span class="lineno"> 1854</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + config.size();</div>
|
|
<div class="line"><a name="l01855"></a><span class="lineno"> 1855</span> }</div>
|
|
<div class="line"><a name="l01856"></a><span class="lineno"> 1856</span> </div>
|
|
<div class="line"><a name="l01857"></a><span class="lineno"> 1857</span> WebVTTSourceLabelBox::WebVTTSourceLabelBox() {}</div>
|
|
<div class="line"><a name="l01858"></a><span class="lineno"> 1858</span> WebVTTSourceLabelBox::~WebVTTSourceLabelBox() {}</div>
|
|
<div class="line"><a name="l01859"></a><span class="lineno"> 1859</span> </div>
|
|
<div class="line"><a name="l01860"></a><span class="lineno"><a class="line" href="../../d4/d33/structshaka_1_1media_1_1mp4_1_1WebVTTSourceLabelBox.html#a90a955dc811f20242aa03eea0758ae55"> 1860</a></span> FourCC <a class="code" href="../../d4/d33/structshaka_1_1media_1_1mp4_1_1WebVTTSourceLabelBox.html#a90a955dc811f20242aa03eea0758ae55">WebVTTSourceLabelBox::BoxType</a>()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l01861"></a><span class="lineno"> 1861</span>  <span class="keywordflow">return</span> FOURCC_vlab;</div>
|
|
<div class="line"><a name="l01862"></a><span class="lineno"> 1862</span> }</div>
|
|
<div class="line"><a name="l01863"></a><span class="lineno"> 1863</span> </div>
|
|
<div class="line"><a name="l01864"></a><span class="lineno"> 1864</span> <span class="keywordtype">bool</span> WebVTTSourceLabelBox::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l01865"></a><span class="lineno"> 1865</span>  RCHECK(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer));</div>
|
|
<div class="line"><a name="l01866"></a><span class="lineno"> 1866</span>  <span class="keywordflow">return</span> buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#ac00df060effff87645b9508ba15fb67d">ReadWriteString</a>(&source_label, buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()</div>
|
|
<div class="line"><a name="l01867"></a><span class="lineno"> 1867</span>  ? buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#acf36e70bcb8c4ee7939835126ae9b98b">BytesLeft</a>()</div>
|
|
<div class="line"><a name="l01868"></a><span class="lineno"> 1868</span>  : source_label.size());</div>
|
|
<div class="line"><a name="l01869"></a><span class="lineno"> 1869</span> }</div>
|
|
<div class="line"><a name="l01870"></a><span class="lineno"> 1870</span> </div>
|
|
<div class="line"><a name="l01871"></a><span class="lineno"> 1871</span> <span class="keywordtype">size_t</span> WebVTTSourceLabelBox::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l01872"></a><span class="lineno"> 1872</span>  <span class="keywordflow">if</span> (source_label.empty())</div>
|
|
<div class="line"><a name="l01873"></a><span class="lineno"> 1873</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l01874"></a><span class="lineno"> 1874</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + source_label.size();</div>
|
|
<div class="line"><a name="l01875"></a><span class="lineno"> 1875</span> }</div>
|
|
<div class="line"><a name="l01876"></a><span class="lineno"> 1876</span> </div>
|
|
<div class="line"><a name="l01877"></a><span class="lineno"> 1877</span> TextSampleEntry::TextSampleEntry() : format(FOURCC_NULL) {}</div>
|
|
<div class="line"><a name="l01878"></a><span class="lineno"> 1878</span> TextSampleEntry::~TextSampleEntry() {}</div>
|
|
<div class="line"><a name="l01879"></a><span class="lineno"> 1879</span> </div>
|
|
<div class="line"><a name="l01880"></a><span class="lineno"><a class="line" href="../../d7/dc3/structshaka_1_1media_1_1mp4_1_1TextSampleEntry.html#aa3471e1884adc4351293a18fb2ee33fb"> 1880</a></span> FourCC <a class="code" href="../../d7/dc3/structshaka_1_1media_1_1mp4_1_1TextSampleEntry.html#aa3471e1884adc4351293a18fb2ee33fb">TextSampleEntry::BoxType</a>()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l01881"></a><span class="lineno"> 1881</span>  <span class="keywordflow">if</span> (format == FOURCC_NULL) {</div>
|
|
<div class="line"><a name="l01882"></a><span class="lineno"> 1882</span>  LOG(ERROR) << <span class="stringliteral">"TextSampleEntry should be parsed according to the "</span></div>
|
|
<div class="line"><a name="l01883"></a><span class="lineno"> 1883</span>  << <span class="stringliteral">"handler type recovered in its Media ancestor."</span>;</div>
|
|
<div class="line"><a name="l01884"></a><span class="lineno"> 1884</span>  }</div>
|
|
<div class="line"><a name="l01885"></a><span class="lineno"> 1885</span>  <span class="keywordflow">return</span> format;</div>
|
|
<div class="line"><a name="l01886"></a><span class="lineno"> 1886</span> }</div>
|
|
<div class="line"><a name="l01887"></a><span class="lineno"> 1887</span> </div>
|
|
<div class="line"><a name="l01888"></a><span class="lineno"> 1888</span> <span class="keywordtype">bool</span> TextSampleEntry::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l01889"></a><span class="lineno"> 1889</span>  <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l01890"></a><span class="lineno"> 1890</span>  DCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6e7c1f50071b52d7f68e094f0401d3d9">reader</a>());</div>
|
|
<div class="line"><a name="l01891"></a><span class="lineno"> 1891</span>  format = buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6e7c1f50071b52d7f68e094f0401d3d9">reader</a>()->type();</div>
|
|
<div class="line"><a name="l01892"></a><span class="lineno"> 1892</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l01893"></a><span class="lineno"> 1893</span>  RCHECK(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer));</div>
|
|
<div class="line"><a name="l01894"></a><span class="lineno"> 1894</span>  }</div>
|
|
<div class="line"><a name="l01895"></a><span class="lineno"> 1895</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a1a0c70e3124677ae08164f7b89f6a1d4">IgnoreBytes</a>(6) && <span class="comment">// reserved for SampleEntry.</span></div>
|
|
<div class="line"><a name="l01896"></a><span class="lineno"> 1896</span>  buffer->ReadWriteUInt16(&data_reference_index));</div>
|
|
<div class="line"><a name="l01897"></a><span class="lineno"> 1897</span> </div>
|
|
<div class="line"><a name="l01898"></a><span class="lineno"> 1898</span>  <span class="keywordflow">if</span> (format == FOURCC_wvtt) {</div>
|
|
<div class="line"><a name="l01899"></a><span class="lineno"> 1899</span>  <span class="comment">// TODO(rkuroiwa): Handle the optional MPEG4BitRateBox.</span></div>
|
|
<div class="line"><a name="l01900"></a><span class="lineno"> 1900</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a29158ec9769dafbdcf1192abf9a2aa2a">PrepareChildren</a>() &&</div>
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|
<div class="line"><a name="l01901"></a><span class="lineno"> 1901</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&config) &&</div>
|
|
<div class="line"><a name="l01902"></a><span class="lineno"> 1902</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&label));</div>
|
|
<div class="line"><a name="l01903"></a><span class="lineno"> 1903</span>  }</div>
|
|
<div class="line"><a name="l01904"></a><span class="lineno"> 1904</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01905"></a><span class="lineno"> 1905</span> }</div>
|
|
<div class="line"><a name="l01906"></a><span class="lineno"> 1906</span> </div>
|
|
<div class="line"><a name="l01907"></a><span class="lineno"> 1907</span> <span class="keywordtype">size_t</span> TextSampleEntry::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l01908"></a><span class="lineno"> 1908</span>  <span class="comment">// 6 for the (anonymous) reserved bytes for SampleEntry class.</span></div>
|
|
<div class="line"><a name="l01909"></a><span class="lineno"> 1909</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + 6 + <span class="keyword">sizeof</span>(data_reference_index) +</div>
|
|
<div class="line"><a name="l01910"></a><span class="lineno"> 1910</span>  config.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() + label.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l01911"></a><span class="lineno"> 1911</span> }</div>
|
|
<div class="line"><a name="l01912"></a><span class="lineno"> 1912</span> </div>
|
|
<div class="line"><a name="l01913"></a><span class="lineno"> 1913</span> MediaHeader::MediaHeader()</div>
|
|
<div class="line"><a name="l01914"></a><span class="lineno"> 1914</span>  : creation_time(0), modification_time(0), timescale(0), duration(0) {}</div>
|
|
<div class="line"><a name="l01915"></a><span class="lineno"> 1915</span> MediaHeader::~MediaHeader() {}</div>
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<div class="line"><a name="l01916"></a><span class="lineno"><a class="line" href="../../d4/db9/structshaka_1_1media_1_1mp4_1_1MediaHeader.html#ad8edc72b3035e93b38ca51505ae01412"> 1916</a></span> FourCC <a class="code" href="../../d4/db9/structshaka_1_1media_1_1mp4_1_1MediaHeader.html#ad8edc72b3035e93b38ca51505ae01412">MediaHeader::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_mdhd; }</div>
|
|
<div class="line"><a name="l01917"></a><span class="lineno"> 1917</span> </div>
|
|
<div class="line"><a name="l01918"></a><span class="lineno"> 1918</span> <span class="keywordtype">bool</span> MediaHeader::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
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|
<div class="line"><a name="l01919"></a><span class="lineno"> 1919</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer));</div>
|
|
<div class="line"><a name="l01920"></a><span class="lineno"> 1920</span> </div>
|
|
<div class="line"><a name="l01921"></a><span class="lineno"> 1921</span>  uint8_t num_bytes = (version == 1) ? <span class="keyword">sizeof</span>(uint64_t) : <span class="keyword">sizeof</span>(uint32_t);</div>
|
|
<div class="line"><a name="l01922"></a><span class="lineno"> 1922</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a53c6b6a9bce0bb0fa61b9ce95c3f5cef">ReadWriteUInt64NBytes</a>(&creation_time, num_bytes) &&</div>
|
|
<div class="line"><a name="l01923"></a><span class="lineno"> 1923</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a53c6b6a9bce0bb0fa61b9ce95c3f5cef">ReadWriteUInt64NBytes</a>(&modification_time, num_bytes) &&</div>
|
|
<div class="line"><a name="l01924"></a><span class="lineno"> 1924</span>  buffer->ReadWriteUInt32(&timescale) &&</div>
|
|
<div class="line"><a name="l01925"></a><span class="lineno"> 1925</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a53c6b6a9bce0bb0fa61b9ce95c3f5cef">ReadWriteUInt64NBytes</a>(&duration, num_bytes) &&</div>
|
|
<div class="line"><a name="l01926"></a><span class="lineno"> 1926</span>  language.ReadWrite(buffer) &&</div>
|
|
<div class="line"><a name="l01927"></a><span class="lineno"> 1927</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a1a0c70e3124677ae08164f7b89f6a1d4">IgnoreBytes</a>(2)); <span class="comment">// predefined.</span></div>
|
|
<div class="line"><a name="l01928"></a><span class="lineno"> 1928</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01929"></a><span class="lineno"> 1929</span> }</div>
|
|
<div class="line"><a name="l01930"></a><span class="lineno"> 1930</span> </div>
|
|
<div class="line"><a name="l01931"></a><span class="lineno"> 1931</span> <span class="keywordtype">size_t</span> MediaHeader::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l01932"></a><span class="lineno"> 1932</span>  version = IsFitIn32Bits(creation_time, modification_time, duration) ? 0 : 1;</div>
|
|
<div class="line"><a name="l01933"></a><span class="lineno"> 1933</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + <span class="keyword">sizeof</span>(timescale) +</div>
|
|
<div class="line"><a name="l01934"></a><span class="lineno"> 1934</span>  <span class="keyword">sizeof</span>(uint32_t) * (1 + version) * 3 + language.ComputeSize() +</div>
|
|
<div class="line"><a name="l01935"></a><span class="lineno"> 1935</span>  2; <span class="comment">// 2 bytes predefined.</span></div>
|
|
<div class="line"><a name="l01936"></a><span class="lineno"> 1936</span> }</div>
|
|
<div class="line"><a name="l01937"></a><span class="lineno"> 1937</span> </div>
|
|
<div class="line"><a name="l01938"></a><span class="lineno"> 1938</span> VideoMediaHeader::VideoMediaHeader()</div>
|
|
<div class="line"><a name="l01939"></a><span class="lineno"> 1939</span>  : graphicsmode(0), opcolor_red(0), opcolor_green(0), opcolor_blue(0) {</div>
|
|
<div class="line"><a name="l01940"></a><span class="lineno"> 1940</span>  <span class="keyword">const</span> uint32_t kVideoMediaHeaderFlags = 1;</div>
|
|
<div class="line"><a name="l01941"></a><span class="lineno"> 1941</span>  flags = kVideoMediaHeaderFlags;</div>
|
|
<div class="line"><a name="l01942"></a><span class="lineno"> 1942</span> }</div>
|
|
<div class="line"><a name="l01943"></a><span class="lineno"> 1943</span> VideoMediaHeader::~VideoMediaHeader() {}</div>
|
|
<div class="line"><a name="l01944"></a><span class="lineno"><a class="line" href="../../d1/db0/structshaka_1_1media_1_1mp4_1_1VideoMediaHeader.html#afcca5343a3de868510a53de508730813"> 1944</a></span> FourCC <a class="code" href="../../d1/db0/structshaka_1_1media_1_1mp4_1_1VideoMediaHeader.html#afcca5343a3de868510a53de508730813">VideoMediaHeader::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_vmhd; }</div>
|
|
<div class="line"><a name="l01945"></a><span class="lineno"> 1945</span> <span class="keywordtype">bool</span> VideoMediaHeader::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l01946"></a><span class="lineno"> 1946</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l01947"></a><span class="lineno"> 1947</span>  buffer->ReadWriteUInt16(&graphicsmode) &&</div>
|
|
<div class="line"><a name="l01948"></a><span class="lineno"> 1948</span>  buffer->ReadWriteUInt16(&opcolor_red) &&</div>
|
|
<div class="line"><a name="l01949"></a><span class="lineno"> 1949</span>  buffer->ReadWriteUInt16(&opcolor_green) &&</div>
|
|
<div class="line"><a name="l01950"></a><span class="lineno"> 1950</span>  buffer->ReadWriteUInt16(&opcolor_blue));</div>
|
|
<div class="line"><a name="l01951"></a><span class="lineno"> 1951</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01952"></a><span class="lineno"> 1952</span> }</div>
|
|
<div class="line"><a name="l01953"></a><span class="lineno"> 1953</span> </div>
|
|
<div class="line"><a name="l01954"></a><span class="lineno"> 1954</span> <span class="keywordtype">size_t</span> VideoMediaHeader::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l01955"></a><span class="lineno"> 1955</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + <span class="keyword">sizeof</span>(graphicsmode) + <span class="keyword">sizeof</span>(opcolor_red) +</div>
|
|
<div class="line"><a name="l01956"></a><span class="lineno"> 1956</span>  <span class="keyword">sizeof</span>(opcolor_green) + <span class="keyword">sizeof</span>(opcolor_blue);</div>
|
|
<div class="line"><a name="l01957"></a><span class="lineno"> 1957</span> }</div>
|
|
<div class="line"><a name="l01958"></a><span class="lineno"> 1958</span> </div>
|
|
<div class="line"><a name="l01959"></a><span class="lineno"> 1959</span> SoundMediaHeader::SoundMediaHeader() : balance(0) {}</div>
|
|
<div class="line"><a name="l01960"></a><span class="lineno"> 1960</span> SoundMediaHeader::~SoundMediaHeader() {}</div>
|
|
<div class="line"><a name="l01961"></a><span class="lineno"><a class="line" href="../../d7/d07/structshaka_1_1media_1_1mp4_1_1SoundMediaHeader.html#a0a546689f087197c1f9fa7db68887e76"> 1961</a></span> FourCC <a class="code" href="../../d7/d07/structshaka_1_1media_1_1mp4_1_1SoundMediaHeader.html#a0a546689f087197c1f9fa7db68887e76">SoundMediaHeader::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_smhd; }</div>
|
|
<div class="line"><a name="l01962"></a><span class="lineno"> 1962</span> <span class="keywordtype">bool</span> SoundMediaHeader::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l01963"></a><span class="lineno"> 1963</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l01964"></a><span class="lineno"> 1964</span>  buffer->ReadWriteUInt16(&balance) &&</div>
|
|
<div class="line"><a name="l01965"></a><span class="lineno"> 1965</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a1a0c70e3124677ae08164f7b89f6a1d4">IgnoreBytes</a>(2)); <span class="comment">// reserved.</span></div>
|
|
<div class="line"><a name="l01966"></a><span class="lineno"> 1966</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01967"></a><span class="lineno"> 1967</span> }</div>
|
|
<div class="line"><a name="l01968"></a><span class="lineno"> 1968</span> </div>
|
|
<div class="line"><a name="l01969"></a><span class="lineno"> 1969</span> <span class="keywordtype">size_t</span> SoundMediaHeader::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l01970"></a><span class="lineno"> 1970</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + <span class="keyword">sizeof</span>(balance) + <span class="keyword">sizeof</span>(uint16_t);</div>
|
|
<div class="line"><a name="l01971"></a><span class="lineno"> 1971</span> }</div>
|
|
<div class="line"><a name="l01972"></a><span class="lineno"> 1972</span> </div>
|
|
<div class="line"><a name="l01973"></a><span class="lineno"> 1973</span> SubtitleMediaHeader::SubtitleMediaHeader() {}</div>
|
|
<div class="line"><a name="l01974"></a><span class="lineno"> 1974</span> SubtitleMediaHeader::~SubtitleMediaHeader() {}</div>
|
|
<div class="line"><a name="l01975"></a><span class="lineno"> 1975</span> </div>
|
|
<div class="line"><a name="l01976"></a><span class="lineno"><a class="line" href="../../db/d21/structshaka_1_1media_1_1mp4_1_1SubtitleMediaHeader.html#a66a134f3ab023831f569873177d4e727"> 1976</a></span> FourCC <a class="code" href="../../db/d21/structshaka_1_1media_1_1mp4_1_1SubtitleMediaHeader.html#a66a134f3ab023831f569873177d4e727">SubtitleMediaHeader::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_sthd; }</div>
|
|
<div class="line"><a name="l01977"></a><span class="lineno"> 1977</span> </div>
|
|
<div class="line"><a name="l01978"></a><span class="lineno"> 1978</span> <span class="keywordtype">bool</span> SubtitleMediaHeader::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l01979"></a><span class="lineno"> 1979</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer);</div>
|
|
<div class="line"><a name="l01980"></a><span class="lineno"> 1980</span> }</div>
|
|
<div class="line"><a name="l01981"></a><span class="lineno"> 1981</span> </div>
|
|
<div class="line"><a name="l01982"></a><span class="lineno"> 1982</span> <span class="keywordtype">size_t</span> SubtitleMediaHeader::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l01983"></a><span class="lineno"> 1983</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>();</div>
|
|
<div class="line"><a name="l01984"></a><span class="lineno"> 1984</span> }</div>
|
|
<div class="line"><a name="l01985"></a><span class="lineno"> 1985</span> </div>
|
|
<div class="line"><a name="l01986"></a><span class="lineno"> 1986</span> DataEntryUrl::DataEntryUrl() {</div>
|
|
<div class="line"><a name="l01987"></a><span class="lineno"> 1987</span>  <span class="keyword">const</span> uint32_t kDataEntryUrlFlags = 1;</div>
|
|
<div class="line"><a name="l01988"></a><span class="lineno"> 1988</span>  flags = kDataEntryUrlFlags;</div>
|
|
<div class="line"><a name="l01989"></a><span class="lineno"> 1989</span> }</div>
|
|
<div class="line"><a name="l01990"></a><span class="lineno"> 1990</span> DataEntryUrl::~DataEntryUrl() {}</div>
|
|
<div class="line"><a name="l01991"></a><span class="lineno"><a class="line" href="../../df/d8a/structshaka_1_1media_1_1mp4_1_1DataEntryUrl.html#a8d46c2ad8b3dd9ae07bc3a73bb45da06"> 1991</a></span> FourCC <a class="code" href="../../df/d8a/structshaka_1_1media_1_1mp4_1_1DataEntryUrl.html#a8d46c2ad8b3dd9ae07bc3a73bb45da06">DataEntryUrl::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_url; }</div>
|
|
<div class="line"><a name="l01992"></a><span class="lineno"> 1992</span> <span class="keywordtype">bool</span> DataEntryUrl::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l01993"></a><span class="lineno"> 1993</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer));</div>
|
|
<div class="line"><a name="l01994"></a><span class="lineno"> 1994</span>  <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l01995"></a><span class="lineno"> 1995</span>  RCHECK(buffer->ReadWriteVector(&location, buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#acf36e70bcb8c4ee7939835126ae9b98b">BytesLeft</a>()));</div>
|
|
<div class="line"><a name="l01996"></a><span class="lineno"> 1996</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l01997"></a><span class="lineno"> 1997</span>  RCHECK(buffer->ReadWriteVector(&location, location.size()));</div>
|
|
<div class="line"><a name="l01998"></a><span class="lineno"> 1998</span>  }</div>
|
|
<div class="line"><a name="l01999"></a><span class="lineno"> 1999</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l02000"></a><span class="lineno"> 2000</span> }</div>
|
|
<div class="line"><a name="l02001"></a><span class="lineno"> 2001</span> </div>
|
|
<div class="line"><a name="l02002"></a><span class="lineno"> 2002</span> <span class="keywordtype">size_t</span> DataEntryUrl::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l02003"></a><span class="lineno"> 2003</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + location.size();</div>
|
|
<div class="line"><a name="l02004"></a><span class="lineno"> 2004</span> }</div>
|
|
<div class="line"><a name="l02005"></a><span class="lineno"> 2005</span> </div>
|
|
<div class="line"><a name="l02006"></a><span class="lineno"> 2006</span> DataReference::DataReference() {</div>
|
|
<div class="line"><a name="l02007"></a><span class="lineno"> 2007</span>  <span class="comment">// Default 1 entry.</span></div>
|
|
<div class="line"><a name="l02008"></a><span class="lineno"> 2008</span>  data_entry.resize(1);</div>
|
|
<div class="line"><a name="l02009"></a><span class="lineno"> 2009</span> }</div>
|
|
<div class="line"><a name="l02010"></a><span class="lineno"> 2010</span> DataReference::~DataReference() {}</div>
|
|
<div class="line"><a name="l02011"></a><span class="lineno"><a class="line" href="../../d4/de3/structshaka_1_1media_1_1mp4_1_1DataReference.html#ad4241f10042e77cb12b30c654746253b"> 2011</a></span> FourCC <a class="code" href="../../d4/de3/structshaka_1_1media_1_1mp4_1_1DataReference.html#ad4241f10042e77cb12b30c654746253b">DataReference::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_dref; }</div>
|
|
<div class="line"><a name="l02012"></a><span class="lineno"> 2012</span> <span class="keywordtype">bool</span> DataReference::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l02013"></a><span class="lineno"> 2013</span>  uint32_t entry_count = <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(data_entry.size());</div>
|
|
<div class="line"><a name="l02014"></a><span class="lineno"> 2014</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l02015"></a><span class="lineno"> 2015</span>  buffer->ReadWriteUInt32(&entry_count));</div>
|
|
<div class="line"><a name="l02016"></a><span class="lineno"> 2016</span>  data_entry.resize(entry_count);</div>
|
|
<div class="line"><a name="l02017"></a><span class="lineno"> 2017</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a29158ec9769dafbdcf1192abf9a2aa2a">PrepareChildren</a>());</div>
|
|
<div class="line"><a name="l02018"></a><span class="lineno"> 2018</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < entry_count; ++i)</div>
|
|
<div class="line"><a name="l02019"></a><span class="lineno"> 2019</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&data_entry[i]));</div>
|
|
<div class="line"><a name="l02020"></a><span class="lineno"> 2020</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l02021"></a><span class="lineno"> 2021</span> }</div>
|
|
<div class="line"><a name="l02022"></a><span class="lineno"> 2022</span> </div>
|
|
<div class="line"><a name="l02023"></a><span class="lineno"> 2023</span> <span class="keywordtype">size_t</span> DataReference::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l02024"></a><span class="lineno"> 2024</span>  uint32_t count = <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(data_entry.size());</div>
|
|
<div class="line"><a name="l02025"></a><span class="lineno"> 2025</span>  <span class="keywordtype">size_t</span> box_size = <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + <span class="keyword">sizeof</span>(count);</div>
|
|
<div class="line"><a name="l02026"></a><span class="lineno"> 2026</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < count; ++i)</div>
|
|
<div class="line"><a name="l02027"></a><span class="lineno"> 2027</span>  box_size += data_entry[i].<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l02028"></a><span class="lineno"> 2028</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#ad0186e0f9301bd07c52a55a8b1db0419">box_size</a>;</div>
|
|
<div class="line"><a name="l02029"></a><span class="lineno"> 2029</span> }</div>
|
|
<div class="line"><a name="l02030"></a><span class="lineno"> 2030</span> </div>
|
|
<div class="line"><a name="l02031"></a><span class="lineno"> 2031</span> DataInformation::DataInformation() {}</div>
|
|
<div class="line"><a name="l02032"></a><span class="lineno"> 2032</span> DataInformation::~DataInformation() {}</div>
|
|
<div class="line"><a name="l02033"></a><span class="lineno"><a class="line" href="../../d8/d6d/structshaka_1_1media_1_1mp4_1_1DataInformation.html#ad590eaa2b74fc18d22044abdeafe04c8"> 2033</a></span> FourCC <a class="code" href="../../d8/d6d/structshaka_1_1media_1_1mp4_1_1DataInformation.html#ad590eaa2b74fc18d22044abdeafe04c8">DataInformation::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_dinf; }</div>
|
|
<div class="line"><a name="l02034"></a><span class="lineno"> 2034</span> </div>
|
|
<div class="line"><a name="l02035"></a><span class="lineno"> 2035</span> <span class="keywordtype">bool</span> DataInformation::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l02036"></a><span class="lineno"> 2036</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l02037"></a><span class="lineno"> 2037</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a29158ec9769dafbdcf1192abf9a2aa2a">PrepareChildren</a>() &&</div>
|
|
<div class="line"><a name="l02038"></a><span class="lineno"> 2038</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&dref);</div>
|
|
<div class="line"><a name="l02039"></a><span class="lineno"> 2039</span> }</div>
|
|
<div class="line"><a name="l02040"></a><span class="lineno"> 2040</span> </div>
|
|
<div class="line"><a name="l02041"></a><span class="lineno"> 2041</span> <span class="keywordtype">size_t</span> DataInformation::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l02042"></a><span class="lineno"> 2042</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + dref.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l02043"></a><span class="lineno"> 2043</span> }</div>
|
|
<div class="line"><a name="l02044"></a><span class="lineno"> 2044</span> </div>
|
|
<div class="line"><a name="l02045"></a><span class="lineno"> 2045</span> MediaInformation::MediaInformation() {}</div>
|
|
<div class="line"><a name="l02046"></a><span class="lineno"> 2046</span> MediaInformation::~MediaInformation() {}</div>
|
|
<div class="line"><a name="l02047"></a><span class="lineno"><a class="line" href="../../d5/d86/structshaka_1_1media_1_1mp4_1_1MediaInformation.html#a5536ed5769a974f5094c4120c66667fe"> 2047</a></span> FourCC <a class="code" href="../../d5/d86/structshaka_1_1media_1_1mp4_1_1MediaInformation.html#a5536ed5769a974f5094c4120c66667fe">MediaInformation::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_minf; }</div>
|
|
<div class="line"><a name="l02048"></a><span class="lineno"> 2048</span> </div>
|
|
<div class="line"><a name="l02049"></a><span class="lineno"> 2049</span> <span class="keywordtype">bool</span> MediaInformation::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l02050"></a><span class="lineno"> 2050</span>  RCHECK(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l02051"></a><span class="lineno"> 2051</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a29158ec9769dafbdcf1192abf9a2aa2a">PrepareChildren</a>() &&</div>
|
|
<div class="line"><a name="l02052"></a><span class="lineno"> 2052</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&dinf) &&</div>
|
|
<div class="line"><a name="l02053"></a><span class="lineno"> 2053</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&sample_table));</div>
|
|
<div class="line"><a name="l02054"></a><span class="lineno"> 2054</span>  <span class="keywordflow">switch</span> (sample_table.description.type) {</div>
|
|
<div class="line"><a name="l02055"></a><span class="lineno"> 2055</span>  <span class="keywordflow">case</span> kVideo:</div>
|
|
<div class="line"><a name="l02056"></a><span class="lineno"> 2056</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&vmhd));</div>
|
|
<div class="line"><a name="l02057"></a><span class="lineno"> 2057</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02058"></a><span class="lineno"> 2058</span>  <span class="keywordflow">case</span> kAudio:</div>
|
|
<div class="line"><a name="l02059"></a><span class="lineno"> 2059</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&smhd));</div>
|
|
<div class="line"><a name="l02060"></a><span class="lineno"> 2060</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02061"></a><span class="lineno"> 2061</span>  <span class="keywordflow">case</span> kText:</div>
|
|
<div class="line"><a name="l02062"></a><span class="lineno"> 2062</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a7aacff091ff415be3da48be4fc620654">TryReadWriteChild</a>(&sthd));</div>
|
|
<div class="line"><a name="l02063"></a><span class="lineno"> 2063</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02064"></a><span class="lineno"> 2064</span>  <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a name="l02065"></a><span class="lineno"> 2065</span>  NOTIMPLEMENTED();</div>
|
|
<div class="line"><a name="l02066"></a><span class="lineno"> 2066</span>  }</div>
|
|
<div class="line"><a name="l02067"></a><span class="lineno"> 2067</span>  <span class="comment">// Hint is not supported for now.</span></div>
|
|
<div class="line"><a name="l02068"></a><span class="lineno"> 2068</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l02069"></a><span class="lineno"> 2069</span> }</div>
|
|
<div class="line"><a name="l02070"></a><span class="lineno"> 2070</span> </div>
|
|
<div class="line"><a name="l02071"></a><span class="lineno"> 2071</span> <span class="keywordtype">size_t</span> MediaInformation::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l02072"></a><span class="lineno"> 2072</span>  <span class="keywordtype">size_t</span> box_size =</div>
|
|
<div class="line"><a name="l02073"></a><span class="lineno"> 2073</span>  <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + dinf.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() + sample_table.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l02074"></a><span class="lineno"> 2074</span>  <span class="keywordflow">switch</span> (sample_table.description.type) {</div>
|
|
<div class="line"><a name="l02075"></a><span class="lineno"> 2075</span>  <span class="keywordflow">case</span> kVideo:</div>
|
|
<div class="line"><a name="l02076"></a><span class="lineno"> 2076</span>  box_size += vmhd.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l02077"></a><span class="lineno"> 2077</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02078"></a><span class="lineno"> 2078</span>  <span class="keywordflow">case</span> kAudio:</div>
|
|
<div class="line"><a name="l02079"></a><span class="lineno"> 2079</span>  box_size += smhd.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l02080"></a><span class="lineno"> 2080</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02081"></a><span class="lineno"> 2081</span>  <span class="keywordflow">case</span> kText:</div>
|
|
<div class="line"><a name="l02082"></a><span class="lineno"> 2082</span>  box_size += sthd.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l02083"></a><span class="lineno"> 2083</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02084"></a><span class="lineno"> 2084</span>  <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a name="l02085"></a><span class="lineno"> 2085</span>  NOTIMPLEMENTED();</div>
|
|
<div class="line"><a name="l02086"></a><span class="lineno"> 2086</span>  }</div>
|
|
<div class="line"><a name="l02087"></a><span class="lineno"> 2087</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#ad0186e0f9301bd07c52a55a8b1db0419">box_size</a>;</div>
|
|
<div class="line"><a name="l02088"></a><span class="lineno"> 2088</span> }</div>
|
|
<div class="line"><a name="l02089"></a><span class="lineno"> 2089</span> </div>
|
|
<div class="line"><a name="l02090"></a><span class="lineno"> 2090</span> Media::Media() {}</div>
|
|
<div class="line"><a name="l02091"></a><span class="lineno"> 2091</span> Media::~Media() {}</div>
|
|
<div class="line"><a name="l02092"></a><span class="lineno"><a class="line" href="../../dc/ddf/structshaka_1_1media_1_1mp4_1_1Media.html#a3a083251ea157e44befabf84b66b0c9e"> 2092</a></span> FourCC <a class="code" href="../../dc/ddf/structshaka_1_1media_1_1mp4_1_1Media.html#a3a083251ea157e44befabf84b66b0c9e">Media::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_mdia; }</div>
|
|
<div class="line"><a name="l02093"></a><span class="lineno"> 2093</span> </div>
|
|
<div class="line"><a name="l02094"></a><span class="lineno"> 2094</span> <span class="keywordtype">bool</span> Media::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l02095"></a><span class="lineno"> 2095</span>  RCHECK(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l02096"></a><span class="lineno"> 2096</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a29158ec9769dafbdcf1192abf9a2aa2a">PrepareChildren</a>() &&</div>
|
|
<div class="line"><a name="l02097"></a><span class="lineno"> 2097</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&header));</div>
|
|
<div class="line"><a name="l02098"></a><span class="lineno"> 2098</span>  <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l02099"></a><span class="lineno"> 2099</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&handler));</div>
|
|
<div class="line"><a name="l02100"></a><span class="lineno"> 2100</span>  <span class="comment">// Maddeningly, the HandlerReference box specifies how to parse the</span></div>
|
|
<div class="line"><a name="l02101"></a><span class="lineno"> 2101</span>  <span class="comment">// SampleDescription box, making the latter the only box (of those that we</span></div>
|
|
<div class="line"><a name="l02102"></a><span class="lineno"> 2102</span>  <span class="comment">// support) which cannot be parsed correctly on its own (or even with</span></div>
|
|
<div class="line"><a name="l02103"></a><span class="lineno"> 2103</span>  <span class="comment">// information from its strict ancestor tree). We thus copy the handler type</span></div>
|
|
<div class="line"><a name="l02104"></a><span class="lineno"> 2104</span>  <span class="comment">// to the sample description box *before* parsing it to provide this</span></div>
|
|
<div class="line"><a name="l02105"></a><span class="lineno"> 2105</span>  <span class="comment">// information while parsing.</span></div>
|
|
<div class="line"><a name="l02106"></a><span class="lineno"> 2106</span>  information.sample_table.description.type =</div>
|
|
<div class="line"><a name="l02107"></a><span class="lineno"> 2107</span>  FourCCToTrackType(handler.handler_type);</div>
|
|
<div class="line"><a name="l02108"></a><span class="lineno"> 2108</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l02109"></a><span class="lineno"> 2109</span>  handler.handler_type =</div>
|
|
<div class="line"><a name="l02110"></a><span class="lineno"> 2110</span>  TrackTypeToFourCC(information.sample_table.description.type);</div>
|
|
<div class="line"><a name="l02111"></a><span class="lineno"> 2111</span>  RCHECK(handler.handler_type != FOURCC_NULL);</div>
|
|
<div class="line"><a name="l02112"></a><span class="lineno"> 2112</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&handler));</div>
|
|
<div class="line"><a name="l02113"></a><span class="lineno"> 2113</span>  }</div>
|
|
<div class="line"><a name="l02114"></a><span class="lineno"> 2114</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&information));</div>
|
|
<div class="line"><a name="l02115"></a><span class="lineno"> 2115</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l02116"></a><span class="lineno"> 2116</span> }</div>
|
|
<div class="line"><a name="l02117"></a><span class="lineno"> 2117</span> </div>
|
|
<div class="line"><a name="l02118"></a><span class="lineno"> 2118</span> <span class="keywordtype">size_t</span> Media::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l02119"></a><span class="lineno"> 2119</span>  handler.handler_type =</div>
|
|
<div class="line"><a name="l02120"></a><span class="lineno"> 2120</span>  TrackTypeToFourCC(information.sample_table.description.type);</div>
|
|
<div class="line"><a name="l02121"></a><span class="lineno"> 2121</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + header.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() + handler.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() +</div>
|
|
<div class="line"><a name="l02122"></a><span class="lineno"> 2122</span>  information.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l02123"></a><span class="lineno"> 2123</span> }</div>
|
|
<div class="line"><a name="l02124"></a><span class="lineno"> 2124</span> </div>
|
|
<div class="line"><a name="l02125"></a><span class="lineno"> 2125</span> Track::Track() {}</div>
|
|
<div class="line"><a name="l02126"></a><span class="lineno"> 2126</span> Track::~Track() {}</div>
|
|
<div class="line"><a name="l02127"></a><span class="lineno"><a class="line" href="../../d3/db5/structshaka_1_1media_1_1mp4_1_1Track.html#a9ab0be777c96c884b73d2bb85cbb482c"> 2127</a></span> FourCC <a class="code" href="../../d3/db5/structshaka_1_1media_1_1mp4_1_1Track.html#a9ab0be777c96c884b73d2bb85cbb482c">Track::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_trak; }</div>
|
|
<div class="line"><a name="l02128"></a><span class="lineno"> 2128</span> </div>
|
|
<div class="line"><a name="l02129"></a><span class="lineno"> 2129</span> <span class="keywordtype">bool</span> Track::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l02130"></a><span class="lineno"> 2130</span>  RCHECK(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l02131"></a><span class="lineno"> 2131</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a29158ec9769dafbdcf1192abf9a2aa2a">PrepareChildren</a>() &&</div>
|
|
<div class="line"><a name="l02132"></a><span class="lineno"> 2132</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&header) &&</div>
|
|
<div class="line"><a name="l02133"></a><span class="lineno"> 2133</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&media) &&</div>
|
|
<div class="line"><a name="l02134"></a><span class="lineno"> 2134</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a7aacff091ff415be3da48be4fc620654">TryReadWriteChild</a>(&edit) &&</div>
|
|
<div class="line"><a name="l02135"></a><span class="lineno"> 2135</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a7aacff091ff415be3da48be4fc620654">TryReadWriteChild</a>(&sample_encryption));</div>
|
|
<div class="line"><a name="l02136"></a><span class="lineno"> 2136</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l02137"></a><span class="lineno"> 2137</span> }</div>
|
|
<div class="line"><a name="l02138"></a><span class="lineno"> 2138</span> </div>
|
|
<div class="line"><a name="l02139"></a><span class="lineno"> 2139</span> <span class="keywordtype">size_t</span> Track::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l02140"></a><span class="lineno"> 2140</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + header.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() + media.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() +</div>
|
|
<div class="line"><a name="l02141"></a><span class="lineno"> 2141</span>  edit.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l02142"></a><span class="lineno"> 2142</span> }</div>
|
|
<div class="line"><a name="l02143"></a><span class="lineno"> 2143</span> </div>
|
|
<div class="line"><a name="l02144"></a><span class="lineno"> 2144</span> MovieExtendsHeader::MovieExtendsHeader() : fragment_duration(0) {}</div>
|
|
<div class="line"><a name="l02145"></a><span class="lineno"> 2145</span> MovieExtendsHeader::~MovieExtendsHeader() {}</div>
|
|
<div class="line"><a name="l02146"></a><span class="lineno"><a class="line" href="../../da/d50/structshaka_1_1media_1_1mp4_1_1MovieExtendsHeader.html#ab2afa24c2f0b694a141ebe58b06635aa"> 2146</a></span> FourCC <a class="code" href="../../da/d50/structshaka_1_1media_1_1mp4_1_1MovieExtendsHeader.html#ab2afa24c2f0b694a141ebe58b06635aa">MovieExtendsHeader::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_mehd; }</div>
|
|
<div class="line"><a name="l02147"></a><span class="lineno"> 2147</span> </div>
|
|
<div class="line"><a name="l02148"></a><span class="lineno"> 2148</span> <span class="keywordtype">bool</span> MovieExtendsHeader::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l02149"></a><span class="lineno"> 2149</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer));</div>
|
|
<div class="line"><a name="l02150"></a><span class="lineno"> 2150</span>  <span class="keywordtype">size_t</span> num_bytes = (version == 1) ? <span class="keyword">sizeof</span>(uint64_t) : <span class="keyword">sizeof</span>(uint32_t);</div>
|
|
<div class="line"><a name="l02151"></a><span class="lineno"> 2151</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a53c6b6a9bce0bb0fa61b9ce95c3f5cef">ReadWriteUInt64NBytes</a>(&fragment_duration, num_bytes));</div>
|
|
<div class="line"><a name="l02152"></a><span class="lineno"> 2152</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l02153"></a><span class="lineno"> 2153</span> }</div>
|
|
<div class="line"><a name="l02154"></a><span class="lineno"> 2154</span> </div>
|
|
<div class="line"><a name="l02155"></a><span class="lineno"> 2155</span> <span class="keywordtype">size_t</span> MovieExtendsHeader::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l02156"></a><span class="lineno"> 2156</span>  <span class="comment">// This box is optional. Skip it if it is not used.</span></div>
|
|
<div class="line"><a name="l02157"></a><span class="lineno"> 2157</span>  <span class="keywordflow">if</span> (fragment_duration == 0)</div>
|
|
<div class="line"><a name="l02158"></a><span class="lineno"> 2158</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l02159"></a><span class="lineno"> 2159</span>  version = IsFitIn32Bits(fragment_duration) ? 0 : 1;</div>
|
|
<div class="line"><a name="l02160"></a><span class="lineno"> 2160</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + <span class="keyword">sizeof</span>(uint32_t) * (1 + version);</div>
|
|
<div class="line"><a name="l02161"></a><span class="lineno"> 2161</span> }</div>
|
|
<div class="line"><a name="l02162"></a><span class="lineno"> 2162</span> </div>
|
|
<div class="line"><a name="l02163"></a><span class="lineno"> 2163</span> TrackExtends::TrackExtends()</div>
|
|
<div class="line"><a name="l02164"></a><span class="lineno"> 2164</span>  : track_id(0),</div>
|
|
<div class="line"><a name="l02165"></a><span class="lineno"> 2165</span>  default_sample_description_index(0),</div>
|
|
<div class="line"><a name="l02166"></a><span class="lineno"> 2166</span>  default_sample_duration(0),</div>
|
|
<div class="line"><a name="l02167"></a><span class="lineno"> 2167</span>  default_sample_size(0),</div>
|
|
<div class="line"><a name="l02168"></a><span class="lineno"> 2168</span>  default_sample_flags(0) {}</div>
|
|
<div class="line"><a name="l02169"></a><span class="lineno"> 2169</span> TrackExtends::~TrackExtends() {}</div>
|
|
<div class="line"><a name="l02170"></a><span class="lineno"><a class="line" href="../../de/d29/structshaka_1_1media_1_1mp4_1_1TrackExtends.html#adb2087c3c85693054596a26d6f31d4dd"> 2170</a></span> FourCC <a class="code" href="../../de/d29/structshaka_1_1media_1_1mp4_1_1TrackExtends.html#adb2087c3c85693054596a26d6f31d4dd">TrackExtends::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_trex; }</div>
|
|
<div class="line"><a name="l02171"></a><span class="lineno"> 2171</span> </div>
|
|
<div class="line"><a name="l02172"></a><span class="lineno"> 2172</span> <span class="keywordtype">bool</span> TrackExtends::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l02173"></a><span class="lineno"> 2173</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l02174"></a><span class="lineno"> 2174</span>  buffer->ReadWriteUInt32(&track_id) &&</div>
|
|
<div class="line"><a name="l02175"></a><span class="lineno"> 2175</span>  buffer->ReadWriteUInt32(&default_sample_description_index) &&</div>
|
|
<div class="line"><a name="l02176"></a><span class="lineno"> 2176</span>  buffer->ReadWriteUInt32(&default_sample_duration) &&</div>
|
|
<div class="line"><a name="l02177"></a><span class="lineno"> 2177</span>  buffer->ReadWriteUInt32(&default_sample_size) &&</div>
|
|
<div class="line"><a name="l02178"></a><span class="lineno"> 2178</span>  buffer->ReadWriteUInt32(&default_sample_flags));</div>
|
|
<div class="line"><a name="l02179"></a><span class="lineno"> 2179</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l02180"></a><span class="lineno"> 2180</span> }</div>
|
|
<div class="line"><a name="l02181"></a><span class="lineno"> 2181</span> </div>
|
|
<div class="line"><a name="l02182"></a><span class="lineno"> 2182</span> <span class="keywordtype">size_t</span> TrackExtends::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l02183"></a><span class="lineno"> 2183</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + <span class="keyword">sizeof</span>(track_id) +</div>
|
|
<div class="line"><a name="l02184"></a><span class="lineno"> 2184</span>  <span class="keyword">sizeof</span>(default_sample_description_index) +</div>
|
|
<div class="line"><a name="l02185"></a><span class="lineno"> 2185</span>  <span class="keyword">sizeof</span>(default_sample_duration) + <span class="keyword">sizeof</span>(default_sample_size) +</div>
|
|
<div class="line"><a name="l02186"></a><span class="lineno"> 2186</span>  <span class="keyword">sizeof</span>(default_sample_flags);</div>
|
|
<div class="line"><a name="l02187"></a><span class="lineno"> 2187</span> }</div>
|
|
<div class="line"><a name="l02188"></a><span class="lineno"> 2188</span> </div>
|
|
<div class="line"><a name="l02189"></a><span class="lineno"> 2189</span> MovieExtends::MovieExtends() {}</div>
|
|
<div class="line"><a name="l02190"></a><span class="lineno"> 2190</span> MovieExtends::~MovieExtends() {}</div>
|
|
<div class="line"><a name="l02191"></a><span class="lineno"><a class="line" href="../../d1/d3e/structshaka_1_1media_1_1mp4_1_1MovieExtends.html#a3a24ad79e39a6dd24268a90fa5e3d47f"> 2191</a></span> FourCC <a class="code" href="../../d1/d3e/structshaka_1_1media_1_1mp4_1_1MovieExtends.html#a3a24ad79e39a6dd24268a90fa5e3d47f">MovieExtends::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_mvex; }</div>
|
|
<div class="line"><a name="l02192"></a><span class="lineno"> 2192</span> </div>
|
|
<div class="line"><a name="l02193"></a><span class="lineno"> 2193</span> <span class="keywordtype">bool</span> MovieExtends::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l02194"></a><span class="lineno"> 2194</span>  RCHECK(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l02195"></a><span class="lineno"> 2195</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a29158ec9769dafbdcf1192abf9a2aa2a">PrepareChildren</a>() &&</div>
|
|
<div class="line"><a name="l02196"></a><span class="lineno"> 2196</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a7aacff091ff415be3da48be4fc620654">TryReadWriteChild</a>(&header));</div>
|
|
<div class="line"><a name="l02197"></a><span class="lineno"> 2197</span>  <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l02198"></a><span class="lineno"> 2198</span>  DCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6e7c1f50071b52d7f68e094f0401d3d9">reader</a>());</div>
|
|
<div class="line"><a name="l02199"></a><span class="lineno"> 2199</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6e7c1f50071b52d7f68e094f0401d3d9">reader</a>()-><a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#aedb3a49da398833cda1caa1ad01a364a">ReadChildren</a>(&tracks));</div>
|
|
<div class="line"><a name="l02200"></a><span class="lineno"> 2200</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l02201"></a><span class="lineno"> 2201</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < tracks.size(); ++i)</div>
|
|
<div class="line"><a name="l02202"></a><span class="lineno"> 2202</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&tracks[i]));</div>
|
|
<div class="line"><a name="l02203"></a><span class="lineno"> 2203</span>  }</div>
|
|
<div class="line"><a name="l02204"></a><span class="lineno"> 2204</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l02205"></a><span class="lineno"> 2205</span> }</div>
|
|
<div class="line"><a name="l02206"></a><span class="lineno"> 2206</span> </div>
|
|
<div class="line"><a name="l02207"></a><span class="lineno"> 2207</span> <span class="keywordtype">size_t</span> MovieExtends::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l02208"></a><span class="lineno"> 2208</span>  <span class="comment">// This box is optional. Skip it if it does not contain any track.</span></div>
|
|
<div class="line"><a name="l02209"></a><span class="lineno"> 2209</span>  <span class="keywordflow">if</span> (tracks.size() == 0)</div>
|
|
<div class="line"><a name="l02210"></a><span class="lineno"> 2210</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l02211"></a><span class="lineno"> 2211</span>  <span class="keywordtype">size_t</span> box_size = <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + header.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l02212"></a><span class="lineno"> 2212</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < tracks.size(); ++i)</div>
|
|
<div class="line"><a name="l02213"></a><span class="lineno"> 2213</span>  box_size += tracks[i].<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l02214"></a><span class="lineno"> 2214</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#ad0186e0f9301bd07c52a55a8b1db0419">box_size</a>;</div>
|
|
<div class="line"><a name="l02215"></a><span class="lineno"> 2215</span> }</div>
|
|
<div class="line"><a name="l02216"></a><span class="lineno"> 2216</span> </div>
|
|
<div class="line"><a name="l02217"></a><span class="lineno"> 2217</span> Movie::Movie() {}</div>
|
|
<div class="line"><a name="l02218"></a><span class="lineno"> 2218</span> Movie::~Movie() {}</div>
|
|
<div class="line"><a name="l02219"></a><span class="lineno"><a class="line" href="../../d0/d9a/structshaka_1_1media_1_1mp4_1_1Movie.html#a623b673fb897f68e9c4e55682d6114dc"> 2219</a></span> FourCC <a class="code" href="../../d0/d9a/structshaka_1_1media_1_1mp4_1_1Movie.html#a623b673fb897f68e9c4e55682d6114dc">Movie::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_moov; }</div>
|
|
<div class="line"><a name="l02220"></a><span class="lineno"> 2220</span> </div>
|
|
<div class="line"><a name="l02221"></a><span class="lineno"> 2221</span> <span class="keywordtype">bool</span> Movie::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l02222"></a><span class="lineno"> 2222</span>  RCHECK(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l02223"></a><span class="lineno"> 2223</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a29158ec9769dafbdcf1192abf9a2aa2a">PrepareChildren</a>() &&</div>
|
|
<div class="line"><a name="l02224"></a><span class="lineno"> 2224</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&header) &&</div>
|
|
<div class="line"><a name="l02225"></a><span class="lineno"> 2225</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a7aacff091ff415be3da48be4fc620654">TryReadWriteChild</a>(&metadata));</div>
|
|
<div class="line"><a name="l02226"></a><span class="lineno"> 2226</span>  <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l02227"></a><span class="lineno"> 2227</span>  <a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html">BoxReader</a>* reader = buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6e7c1f50071b52d7f68e094f0401d3d9">reader</a>();</div>
|
|
<div class="line"><a name="l02228"></a><span class="lineno"> 2228</span>  DCHECK(reader);</div>
|
|
<div class="line"><a name="l02229"></a><span class="lineno"> 2229</span>  RCHECK(reader-><a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#aedb3a49da398833cda1caa1ad01a364a">ReadChildren</a>(&tracks) &&</div>
|
|
<div class="line"><a name="l02230"></a><span class="lineno"> 2230</span>  reader-><a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a1a4457e9638e8cf3fb30b0031b513cec">TryReadChild</a>(&extends) &&</div>
|
|
<div class="line"><a name="l02231"></a><span class="lineno"> 2231</span>  reader-><a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a3da91efd030e0d85a889b2c02fe96bea">TryReadChildren</a>(&pssh));</div>
|
|
<div class="line"><a name="l02232"></a><span class="lineno"> 2232</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l02233"></a><span class="lineno"> 2233</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < tracks.size(); ++i)</div>
|
|
<div class="line"><a name="l02234"></a><span class="lineno"> 2234</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&tracks[i]));</div>
|
|
<div class="line"><a name="l02235"></a><span class="lineno"> 2235</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a7aacff091ff415be3da48be4fc620654">TryReadWriteChild</a>(&extends));</div>
|
|
<div class="line"><a name="l02236"></a><span class="lineno"> 2236</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < pssh.size(); ++i)</div>
|
|
<div class="line"><a name="l02237"></a><span class="lineno"> 2237</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&pssh[i]));</div>
|
|
<div class="line"><a name="l02238"></a><span class="lineno"> 2238</span>  }</div>
|
|
<div class="line"><a name="l02239"></a><span class="lineno"> 2239</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l02240"></a><span class="lineno"> 2240</span> }</div>
|
|
<div class="line"><a name="l02241"></a><span class="lineno"> 2241</span> </div>
|
|
<div class="line"><a name="l02242"></a><span class="lineno"> 2242</span> <span class="keywordtype">size_t</span> Movie::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l02243"></a><span class="lineno"> 2243</span>  <span class="keywordtype">size_t</span> box_size = <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + header.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() +</div>
|
|
<div class="line"><a name="l02244"></a><span class="lineno"> 2244</span>  metadata.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() + extends.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l02245"></a><span class="lineno"> 2245</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < tracks.size(); ++i)</div>
|
|
<div class="line"><a name="l02246"></a><span class="lineno"> 2246</span>  box_size += tracks[i].<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l02247"></a><span class="lineno"> 2247</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < pssh.size(); ++i)</div>
|
|
<div class="line"><a name="l02248"></a><span class="lineno"> 2248</span>  box_size += pssh[i].<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l02249"></a><span class="lineno"> 2249</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#ad0186e0f9301bd07c52a55a8b1db0419">box_size</a>;</div>
|
|
<div class="line"><a name="l02250"></a><span class="lineno"> 2250</span> }</div>
|
|
<div class="line"><a name="l02251"></a><span class="lineno"> 2251</span> </div>
|
|
<div class="line"><a name="l02252"></a><span class="lineno"> 2252</span> TrackFragmentDecodeTime::TrackFragmentDecodeTime() : decode_time(0) {}</div>
|
|
<div class="line"><a name="l02253"></a><span class="lineno"> 2253</span> TrackFragmentDecodeTime::~TrackFragmentDecodeTime() {}</div>
|
|
<div class="line"><a name="l02254"></a><span class="lineno"><a class="line" href="../../df/d9a/structshaka_1_1media_1_1mp4_1_1TrackFragmentDecodeTime.html#a036a76de5bb9287116a9ad94f8895e84"> 2254</a></span> FourCC <a class="code" href="../../df/d9a/structshaka_1_1media_1_1mp4_1_1TrackFragmentDecodeTime.html#a036a76de5bb9287116a9ad94f8895e84">TrackFragmentDecodeTime::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_tfdt; }</div>
|
|
<div class="line"><a name="l02255"></a><span class="lineno"> 2255</span> </div>
|
|
<div class="line"><a name="l02256"></a><span class="lineno"> 2256</span> <span class="keywordtype">bool</span> TrackFragmentDecodeTime::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l02257"></a><span class="lineno"> 2257</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer));</div>
|
|
<div class="line"><a name="l02258"></a><span class="lineno"> 2258</span>  <span class="keywordtype">size_t</span> num_bytes = (version == 1) ? <span class="keyword">sizeof</span>(uint64_t) : <span class="keyword">sizeof</span>(uint32_t);</div>
|
|
<div class="line"><a name="l02259"></a><span class="lineno"> 2259</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a53c6b6a9bce0bb0fa61b9ce95c3f5cef">ReadWriteUInt64NBytes</a>(&decode_time, num_bytes));</div>
|
|
<div class="line"><a name="l02260"></a><span class="lineno"> 2260</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l02261"></a><span class="lineno"> 2261</span> }</div>
|
|
<div class="line"><a name="l02262"></a><span class="lineno"> 2262</span> </div>
|
|
<div class="line"><a name="l02263"></a><span class="lineno"> 2263</span> <span class="keywordtype">size_t</span> TrackFragmentDecodeTime::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l02264"></a><span class="lineno"> 2264</span>  version = IsFitIn32Bits(decode_time) ? 0 : 1;</div>
|
|
<div class="line"><a name="l02265"></a><span class="lineno"> 2265</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + <span class="keyword">sizeof</span>(uint32_t) * (1 + version);</div>
|
|
<div class="line"><a name="l02266"></a><span class="lineno"> 2266</span> }</div>
|
|
<div class="line"><a name="l02267"></a><span class="lineno"> 2267</span> </div>
|
|
<div class="line"><a name="l02268"></a><span class="lineno"> 2268</span> MovieFragmentHeader::MovieFragmentHeader() : sequence_number(0) {}</div>
|
|
<div class="line"><a name="l02269"></a><span class="lineno"> 2269</span> MovieFragmentHeader::~MovieFragmentHeader() {}</div>
|
|
<div class="line"><a name="l02270"></a><span class="lineno"><a class="line" href="../../dc/d8f/structshaka_1_1media_1_1mp4_1_1MovieFragmentHeader.html#a68efde9cb48af4236d106dbfa46e96b0"> 2270</a></span> FourCC <a class="code" href="../../dc/d8f/structshaka_1_1media_1_1mp4_1_1MovieFragmentHeader.html#a68efde9cb48af4236d106dbfa46e96b0">MovieFragmentHeader::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_mfhd; }</div>
|
|
<div class="line"><a name="l02271"></a><span class="lineno"> 2271</span> </div>
|
|
<div class="line"><a name="l02272"></a><span class="lineno"> 2272</span> <span class="keywordtype">bool</span> MovieFragmentHeader::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l02273"></a><span class="lineno"> 2273</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l02274"></a><span class="lineno"> 2274</span>  buffer->ReadWriteUInt32(&sequence_number);</div>
|
|
<div class="line"><a name="l02275"></a><span class="lineno"> 2275</span> }</div>
|
|
<div class="line"><a name="l02276"></a><span class="lineno"> 2276</span> </div>
|
|
<div class="line"><a name="l02277"></a><span class="lineno"> 2277</span> <span class="keywordtype">size_t</span> MovieFragmentHeader::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l02278"></a><span class="lineno"> 2278</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + <span class="keyword">sizeof</span>(sequence_number);</div>
|
|
<div class="line"><a name="l02279"></a><span class="lineno"> 2279</span> }</div>
|
|
<div class="line"><a name="l02280"></a><span class="lineno"> 2280</span> </div>
|
|
<div class="line"><a name="l02281"></a><span class="lineno"> 2281</span> TrackFragmentHeader::TrackFragmentHeader()</div>
|
|
<div class="line"><a name="l02282"></a><span class="lineno"> 2282</span>  : track_id(0),</div>
|
|
<div class="line"><a name="l02283"></a><span class="lineno"> 2283</span>  sample_description_index(0),</div>
|
|
<div class="line"><a name="l02284"></a><span class="lineno"> 2284</span>  default_sample_duration(0),</div>
|
|
<div class="line"><a name="l02285"></a><span class="lineno"> 2285</span>  default_sample_size(0),</div>
|
|
<div class="line"><a name="l02286"></a><span class="lineno"> 2286</span>  default_sample_flags(0) {}</div>
|
|
<div class="line"><a name="l02287"></a><span class="lineno"> 2287</span> </div>
|
|
<div class="line"><a name="l02288"></a><span class="lineno"> 2288</span> TrackFragmentHeader::~TrackFragmentHeader() {}</div>
|
|
<div class="line"><a name="l02289"></a><span class="lineno"><a class="line" href="../../d1/d6e/structshaka_1_1media_1_1mp4_1_1TrackFragmentHeader.html#a227b3fd6cf16ac250ee08f1e41e27ef9"> 2289</a></span> FourCC <a class="code" href="../../d1/d6e/structshaka_1_1media_1_1mp4_1_1TrackFragmentHeader.html#a227b3fd6cf16ac250ee08f1e41e27ef9">TrackFragmentHeader::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_tfhd; }</div>
|
|
<div class="line"><a name="l02290"></a><span class="lineno"> 2290</span> </div>
|
|
<div class="line"><a name="l02291"></a><span class="lineno"> 2291</span> <span class="keywordtype">bool</span> TrackFragmentHeader::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l02292"></a><span class="lineno"> 2292</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l02293"></a><span class="lineno"> 2293</span>  buffer->ReadWriteUInt32(&track_id));</div>
|
|
<div class="line"><a name="l02294"></a><span class="lineno"> 2294</span> </div>
|
|
<div class="line"><a name="l02295"></a><span class="lineno"> 2295</span>  <span class="keywordflow">if</span> (flags & kBaseDataOffsetPresentMask) {</div>
|
|
<div class="line"><a name="l02296"></a><span class="lineno"> 2296</span>  <span class="comment">// MSE requires 'default-base-is-moof' to be set and</span></div>
|
|
<div class="line"><a name="l02297"></a><span class="lineno"> 2297</span>  <span class="comment">// 'base-data-offset-present' not to be set. We omit these checks as some</span></div>
|
|
<div class="line"><a name="l02298"></a><span class="lineno"> 2298</span>  <span class="comment">// valid files in the wild don't follow these rules, though they use moof as</span></div>
|
|
<div class="line"><a name="l02299"></a><span class="lineno"> 2299</span>  <span class="comment">// base.</span></div>
|
|
<div class="line"><a name="l02300"></a><span class="lineno"> 2300</span>  uint64_t base_data_offset;</div>
|
|
<div class="line"><a name="l02301"></a><span class="lineno"> 2301</span>  RCHECK(buffer->ReadWriteUInt64(&base_data_offset));</div>
|
|
<div class="line"><a name="l02302"></a><span class="lineno"> 2302</span>  DLOG(WARNING) << <span class="stringliteral">"base-data-offset-present is not expected. Assumes "</span></div>
|
|
<div class="line"><a name="l02303"></a><span class="lineno"> 2303</span>  <span class="stringliteral">"default-base-is-moof."</span>;</div>
|
|
<div class="line"><a name="l02304"></a><span class="lineno"> 2304</span>  }</div>
|
|
<div class="line"><a name="l02305"></a><span class="lineno"> 2305</span> </div>
|
|
<div class="line"><a name="l02306"></a><span class="lineno"> 2306</span>  <span class="keywordflow">if</span> (flags & kSampleDescriptionIndexPresentMask) {</div>
|
|
<div class="line"><a name="l02307"></a><span class="lineno"> 2307</span>  RCHECK(buffer->ReadWriteUInt32(&sample_description_index));</div>
|
|
<div class="line"><a name="l02308"></a><span class="lineno"> 2308</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l02309"></a><span class="lineno"> 2309</span>  sample_description_index = 0;</div>
|
|
<div class="line"><a name="l02310"></a><span class="lineno"> 2310</span>  }</div>
|
|
<div class="line"><a name="l02311"></a><span class="lineno"> 2311</span> </div>
|
|
<div class="line"><a name="l02312"></a><span class="lineno"> 2312</span>  <span class="keywordflow">if</span> (flags & kDefaultSampleDurationPresentMask) {</div>
|
|
<div class="line"><a name="l02313"></a><span class="lineno"> 2313</span>  RCHECK(buffer->ReadWriteUInt32(&default_sample_duration));</div>
|
|
<div class="line"><a name="l02314"></a><span class="lineno"> 2314</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l02315"></a><span class="lineno"> 2315</span>  default_sample_duration = 0;</div>
|
|
<div class="line"><a name="l02316"></a><span class="lineno"> 2316</span>  }</div>
|
|
<div class="line"><a name="l02317"></a><span class="lineno"> 2317</span> </div>
|
|
<div class="line"><a name="l02318"></a><span class="lineno"> 2318</span>  <span class="keywordflow">if</span> (flags & kDefaultSampleSizePresentMask) {</div>
|
|
<div class="line"><a name="l02319"></a><span class="lineno"> 2319</span>  RCHECK(buffer->ReadWriteUInt32(&default_sample_size));</div>
|
|
<div class="line"><a name="l02320"></a><span class="lineno"> 2320</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l02321"></a><span class="lineno"> 2321</span>  default_sample_size = 0;</div>
|
|
<div class="line"><a name="l02322"></a><span class="lineno"> 2322</span>  }</div>
|
|
<div class="line"><a name="l02323"></a><span class="lineno"> 2323</span> </div>
|
|
<div class="line"><a name="l02324"></a><span class="lineno"> 2324</span>  <span class="keywordflow">if</span> (flags & kDefaultSampleFlagsPresentMask)</div>
|
|
<div class="line"><a name="l02325"></a><span class="lineno"> 2325</span>  RCHECK(buffer->ReadWriteUInt32(&default_sample_flags));</div>
|
|
<div class="line"><a name="l02326"></a><span class="lineno"> 2326</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l02327"></a><span class="lineno"> 2327</span> }</div>
|
|
<div class="line"><a name="l02328"></a><span class="lineno"> 2328</span> </div>
|
|
<div class="line"><a name="l02329"></a><span class="lineno"> 2329</span> <span class="keywordtype">size_t</span> TrackFragmentHeader::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l02330"></a><span class="lineno"> 2330</span>  <span class="keywordtype">size_t</span> box_size = <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + <span class="keyword">sizeof</span>(track_id);</div>
|
|
<div class="line"><a name="l02331"></a><span class="lineno"> 2331</span>  <span class="keywordflow">if</span> (flags & kSampleDescriptionIndexPresentMask)</div>
|
|
<div class="line"><a name="l02332"></a><span class="lineno"> 2332</span>  box_size += <span class="keyword">sizeof</span>(sample_description_index);</div>
|
|
<div class="line"><a name="l02333"></a><span class="lineno"> 2333</span>  <span class="keywordflow">if</span> (flags & kDefaultSampleDurationPresentMask)</div>
|
|
<div class="line"><a name="l02334"></a><span class="lineno"> 2334</span>  box_size += <span class="keyword">sizeof</span>(default_sample_duration);</div>
|
|
<div class="line"><a name="l02335"></a><span class="lineno"> 2335</span>  <span class="keywordflow">if</span> (flags & kDefaultSampleSizePresentMask)</div>
|
|
<div class="line"><a name="l02336"></a><span class="lineno"> 2336</span>  box_size += <span class="keyword">sizeof</span>(default_sample_size);</div>
|
|
<div class="line"><a name="l02337"></a><span class="lineno"> 2337</span>  <span class="keywordflow">if</span> (flags & kDefaultSampleFlagsPresentMask)</div>
|
|
<div class="line"><a name="l02338"></a><span class="lineno"> 2338</span>  box_size += <span class="keyword">sizeof</span>(default_sample_flags);</div>
|
|
<div class="line"><a name="l02339"></a><span class="lineno"> 2339</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#ad0186e0f9301bd07c52a55a8b1db0419">box_size</a>;</div>
|
|
<div class="line"><a name="l02340"></a><span class="lineno"> 2340</span> }</div>
|
|
<div class="line"><a name="l02341"></a><span class="lineno"> 2341</span> </div>
|
|
<div class="line"><a name="l02342"></a><span class="lineno"> 2342</span> TrackFragmentRun::TrackFragmentRun() : sample_count(0), data_offset(0) {}</div>
|
|
<div class="line"><a name="l02343"></a><span class="lineno"> 2343</span> TrackFragmentRun::~TrackFragmentRun() {}</div>
|
|
<div class="line"><a name="l02344"></a><span class="lineno"><a class="line" href="../../dd/df5/structshaka_1_1media_1_1mp4_1_1TrackFragmentRun.html#a4484ad0299e15e642960702764427f2f"> 2344</a></span> FourCC <a class="code" href="../../dd/df5/structshaka_1_1media_1_1mp4_1_1TrackFragmentRun.html#a4484ad0299e15e642960702764427f2f">TrackFragmentRun::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_trun; }</div>
|
|
<div class="line"><a name="l02345"></a><span class="lineno"> 2345</span> </div>
|
|
<div class="line"><a name="l02346"></a><span class="lineno"> 2346</span> <span class="keywordtype">bool</span> TrackFragmentRun::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l02347"></a><span class="lineno"> 2347</span>  <span class="keywordflow">if</span> (!buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l02348"></a><span class="lineno"> 2348</span>  <span class="comment">// Determine whether version 0 or version 1 should be used.</span></div>
|
|
<div class="line"><a name="l02349"></a><span class="lineno"> 2349</span>  <span class="comment">// Use version 0 if possible, use version 1 if there is a negative</span></div>
|
|
<div class="line"><a name="l02350"></a><span class="lineno"> 2350</span>  <span class="comment">// sample_offset value.</span></div>
|
|
<div class="line"><a name="l02351"></a><span class="lineno"> 2351</span>  version = 0;</div>
|
|
<div class="line"><a name="l02352"></a><span class="lineno"> 2352</span>  <span class="keywordflow">if</span> (flags & kSampleCompTimeOffsetsPresentMask) {</div>
|
|
<div class="line"><a name="l02353"></a><span class="lineno"> 2353</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < sample_count; ++i) {</div>
|
|
<div class="line"><a name="l02354"></a><span class="lineno"> 2354</span>  <span class="keywordflow">if</span> (sample_composition_time_offsets[i] < 0) {</div>
|
|
<div class="line"><a name="l02355"></a><span class="lineno"> 2355</span>  version = 1;</div>
|
|
<div class="line"><a name="l02356"></a><span class="lineno"> 2356</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02357"></a><span class="lineno"> 2357</span>  }</div>
|
|
<div class="line"><a name="l02358"></a><span class="lineno"> 2358</span>  }</div>
|
|
<div class="line"><a name="l02359"></a><span class="lineno"> 2359</span>  }</div>
|
|
<div class="line"><a name="l02360"></a><span class="lineno"> 2360</span>  }</div>
|
|
<div class="line"><a name="l02361"></a><span class="lineno"> 2361</span> </div>
|
|
<div class="line"><a name="l02362"></a><span class="lineno"> 2362</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l02363"></a><span class="lineno"> 2363</span>  buffer->ReadWriteUInt32(&sample_count));</div>
|
|
<div class="line"><a name="l02364"></a><span class="lineno"> 2364</span> </div>
|
|
<div class="line"><a name="l02365"></a><span class="lineno"> 2365</span>  <span class="keywordtype">bool</span> data_offset_present = (flags & kDataOffsetPresentMask) != 0;</div>
|
|
<div class="line"><a name="l02366"></a><span class="lineno"> 2366</span>  <span class="keywordtype">bool</span> first_sample_flags_present = (flags & kFirstSampleFlagsPresentMask) != 0;</div>
|
|
<div class="line"><a name="l02367"></a><span class="lineno"> 2367</span>  <span class="keywordtype">bool</span> sample_duration_present = (flags & kSampleDurationPresentMask) != 0;</div>
|
|
<div class="line"><a name="l02368"></a><span class="lineno"> 2368</span>  <span class="keywordtype">bool</span> sample_size_present = (flags & kSampleSizePresentMask) != 0;</div>
|
|
<div class="line"><a name="l02369"></a><span class="lineno"> 2369</span>  <span class="keywordtype">bool</span> sample_flags_present = (flags & kSampleFlagsPresentMask) != 0;</div>
|
|
<div class="line"><a name="l02370"></a><span class="lineno"> 2370</span>  <span class="keywordtype">bool</span> sample_composition_time_offsets_present =</div>
|
|
<div class="line"><a name="l02371"></a><span class="lineno"> 2371</span>  (flags & kSampleCompTimeOffsetsPresentMask) != 0;</div>
|
|
<div class="line"><a name="l02372"></a><span class="lineno"> 2372</span> </div>
|
|
<div class="line"><a name="l02373"></a><span class="lineno"> 2373</span>  <span class="keywordflow">if</span> (data_offset_present) {</div>
|
|
<div class="line"><a name="l02374"></a><span class="lineno"> 2374</span>  RCHECK(buffer->ReadWriteUInt32(&data_offset));</div>
|
|
<div class="line"><a name="l02375"></a><span class="lineno"> 2375</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l02376"></a><span class="lineno"> 2376</span>  <span class="comment">// NOTE: If the data-offset is not present, then the data for this run</span></div>
|
|
<div class="line"><a name="l02377"></a><span class="lineno"> 2377</span>  <span class="comment">// starts immediately after the data of the previous run, or at the</span></div>
|
|
<div class="line"><a name="l02378"></a><span class="lineno"> 2378</span>  <span class="comment">// base-data-offset defined by the track fragment header if this is the</span></div>
|
|
<div class="line"><a name="l02379"></a><span class="lineno"> 2379</span>  <span class="comment">// first run in a track fragment. If the data-offset is present, it is</span></div>
|
|
<div class="line"><a name="l02380"></a><span class="lineno"> 2380</span>  <span class="comment">// relative to the base-data-offset established in the track fragment</span></div>
|
|
<div class="line"><a name="l02381"></a><span class="lineno"> 2381</span>  <span class="comment">// header.</span></div>
|
|
<div class="line"><a name="l02382"></a><span class="lineno"> 2382</span>  NOTIMPLEMENTED();</div>
|
|
<div class="line"><a name="l02383"></a><span class="lineno"> 2383</span>  }</div>
|
|
<div class="line"><a name="l02384"></a><span class="lineno"> 2384</span> </div>
|
|
<div class="line"><a name="l02385"></a><span class="lineno"> 2385</span>  uint32_t first_sample_flags(0);</div>
|
|
<div class="line"><a name="l02386"></a><span class="lineno"> 2386</span> </div>
|
|
<div class="line"><a name="l02387"></a><span class="lineno"> 2387</span>  <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l02388"></a><span class="lineno"> 2388</span>  <span class="keywordflow">if</span> (first_sample_flags_present)</div>
|
|
<div class="line"><a name="l02389"></a><span class="lineno"> 2389</span>  RCHECK(buffer->ReadWriteUInt32(&first_sample_flags));</div>
|
|
<div class="line"><a name="l02390"></a><span class="lineno"> 2390</span> </div>
|
|
<div class="line"><a name="l02391"></a><span class="lineno"> 2391</span>  <span class="keywordflow">if</span> (sample_duration_present)</div>
|
|
<div class="line"><a name="l02392"></a><span class="lineno"> 2392</span>  sample_durations.resize(sample_count);</div>
|
|
<div class="line"><a name="l02393"></a><span class="lineno"> 2393</span>  <span class="keywordflow">if</span> (sample_size_present)</div>
|
|
<div class="line"><a name="l02394"></a><span class="lineno"> 2394</span>  sample_sizes.resize(sample_count);</div>
|
|
<div class="line"><a name="l02395"></a><span class="lineno"> 2395</span>  <span class="keywordflow">if</span> (sample_flags_present)</div>
|
|
<div class="line"><a name="l02396"></a><span class="lineno"> 2396</span>  sample_flags.resize(sample_count);</div>
|
|
<div class="line"><a name="l02397"></a><span class="lineno"> 2397</span>  <span class="keywordflow">if</span> (sample_composition_time_offsets_present)</div>
|
|
<div class="line"><a name="l02398"></a><span class="lineno"> 2398</span>  sample_composition_time_offsets.resize(sample_count);</div>
|
|
<div class="line"><a name="l02399"></a><span class="lineno"> 2399</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l02400"></a><span class="lineno"> 2400</span>  <span class="keywordflow">if</span> (first_sample_flags_present) {</div>
|
|
<div class="line"><a name="l02401"></a><span class="lineno"> 2401</span>  first_sample_flags = sample_flags[0];</div>
|
|
<div class="line"><a name="l02402"></a><span class="lineno"> 2402</span>  DCHECK(sample_flags.size() == 1);</div>
|
|
<div class="line"><a name="l02403"></a><span class="lineno"> 2403</span>  RCHECK(buffer->ReadWriteUInt32(&first_sample_flags));</div>
|
|
<div class="line"><a name="l02404"></a><span class="lineno"> 2404</span>  }</div>
|
|
<div class="line"><a name="l02405"></a><span class="lineno"> 2405</span> </div>
|
|
<div class="line"><a name="l02406"></a><span class="lineno"> 2406</span>  <span class="keywordflow">if</span> (sample_duration_present)</div>
|
|
<div class="line"><a name="l02407"></a><span class="lineno"> 2407</span>  DCHECK(sample_durations.size() == sample_count);</div>
|
|
<div class="line"><a name="l02408"></a><span class="lineno"> 2408</span>  <span class="keywordflow">if</span> (sample_size_present)</div>
|
|
<div class="line"><a name="l02409"></a><span class="lineno"> 2409</span>  DCHECK(sample_sizes.size() == sample_count);</div>
|
|
<div class="line"><a name="l02410"></a><span class="lineno"> 2410</span>  <span class="keywordflow">if</span> (sample_flags_present)</div>
|
|
<div class="line"><a name="l02411"></a><span class="lineno"> 2411</span>  DCHECK(sample_flags.size() == sample_count);</div>
|
|
<div class="line"><a name="l02412"></a><span class="lineno"> 2412</span>  <span class="keywordflow">if</span> (sample_composition_time_offsets_present)</div>
|
|
<div class="line"><a name="l02413"></a><span class="lineno"> 2413</span>  DCHECK(sample_composition_time_offsets.size() == sample_count);</div>
|
|
<div class="line"><a name="l02414"></a><span class="lineno"> 2414</span>  }</div>
|
|
<div class="line"><a name="l02415"></a><span class="lineno"> 2415</span> </div>
|
|
<div class="line"><a name="l02416"></a><span class="lineno"> 2416</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < sample_count; ++i) {</div>
|
|
<div class="line"><a name="l02417"></a><span class="lineno"> 2417</span>  <span class="keywordflow">if</span> (sample_duration_present)</div>
|
|
<div class="line"><a name="l02418"></a><span class="lineno"> 2418</span>  RCHECK(buffer->ReadWriteUInt32(&sample_durations[i]));</div>
|
|
<div class="line"><a name="l02419"></a><span class="lineno"> 2419</span>  <span class="keywordflow">if</span> (sample_size_present)</div>
|
|
<div class="line"><a name="l02420"></a><span class="lineno"> 2420</span>  RCHECK(buffer->ReadWriteUInt32(&sample_sizes[i]));</div>
|
|
<div class="line"><a name="l02421"></a><span class="lineno"> 2421</span>  <span class="keywordflow">if</span> (sample_flags_present)</div>
|
|
<div class="line"><a name="l02422"></a><span class="lineno"> 2422</span>  RCHECK(buffer->ReadWriteUInt32(&sample_flags[i]));</div>
|
|
<div class="line"><a name="l02423"></a><span class="lineno"> 2423</span> </div>
|
|
<div class="line"><a name="l02424"></a><span class="lineno"> 2424</span>  <span class="keywordflow">if</span> (sample_composition_time_offsets_present) {</div>
|
|
<div class="line"><a name="l02425"></a><span class="lineno"> 2425</span>  <span class="keywordflow">if</span> (version == 0) {</div>
|
|
<div class="line"><a name="l02426"></a><span class="lineno"> 2426</span>  uint32_t sample_offset = sample_composition_time_offsets[i];</div>
|
|
<div class="line"><a name="l02427"></a><span class="lineno"> 2427</span>  RCHECK(buffer->ReadWriteUInt32(&sample_offset));</div>
|
|
<div class="line"><a name="l02428"></a><span class="lineno"> 2428</span>  sample_composition_time_offsets[i] = sample_offset;</div>
|
|
<div class="line"><a name="l02429"></a><span class="lineno"> 2429</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l02430"></a><span class="lineno"> 2430</span>  int32_t sample_offset = sample_composition_time_offsets[i];</div>
|
|
<div class="line"><a name="l02431"></a><span class="lineno"> 2431</span>  RCHECK(buffer->ReadWriteInt32(&sample_offset));</div>
|
|
<div class="line"><a name="l02432"></a><span class="lineno"> 2432</span>  sample_composition_time_offsets[i] = sample_offset;</div>
|
|
<div class="line"><a name="l02433"></a><span class="lineno"> 2433</span>  }</div>
|
|
<div class="line"><a name="l02434"></a><span class="lineno"> 2434</span>  }</div>
|
|
<div class="line"><a name="l02435"></a><span class="lineno"> 2435</span>  }</div>
|
|
<div class="line"><a name="l02436"></a><span class="lineno"> 2436</span> </div>
|
|
<div class="line"><a name="l02437"></a><span class="lineno"> 2437</span>  <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l02438"></a><span class="lineno"> 2438</span>  <span class="keywordflow">if</span> (first_sample_flags_present) {</div>
|
|
<div class="line"><a name="l02439"></a><span class="lineno"> 2439</span>  <span class="keywordflow">if</span> (sample_flags.size() == 0) {</div>
|
|
<div class="line"><a name="l02440"></a><span class="lineno"> 2440</span>  sample_flags.push_back(first_sample_flags);</div>
|
|
<div class="line"><a name="l02441"></a><span class="lineno"> 2441</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l02442"></a><span class="lineno"> 2442</span>  sample_flags[0] = first_sample_flags;</div>
|
|
<div class="line"><a name="l02443"></a><span class="lineno"> 2443</span>  }</div>
|
|
<div class="line"><a name="l02444"></a><span class="lineno"> 2444</span>  }</div>
|
|
<div class="line"><a name="l02445"></a><span class="lineno"> 2445</span>  }</div>
|
|
<div class="line"><a name="l02446"></a><span class="lineno"> 2446</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l02447"></a><span class="lineno"> 2447</span> }</div>
|
|
<div class="line"><a name="l02448"></a><span class="lineno"> 2448</span> </div>
|
|
<div class="line"><a name="l02449"></a><span class="lineno"> 2449</span> <span class="keywordtype">size_t</span> TrackFragmentRun::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l02450"></a><span class="lineno"> 2450</span>  <span class="keywordtype">size_t</span> box_size = <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + <span class="keyword">sizeof</span>(sample_count);</div>
|
|
<div class="line"><a name="l02451"></a><span class="lineno"> 2451</span>  <span class="keywordflow">if</span> (flags & kDataOffsetPresentMask)</div>
|
|
<div class="line"><a name="l02452"></a><span class="lineno"> 2452</span>  box_size += <span class="keyword">sizeof</span>(data_offset);</div>
|
|
<div class="line"><a name="l02453"></a><span class="lineno"> 2453</span>  <span class="keywordflow">if</span> (flags & kFirstSampleFlagsPresentMask)</div>
|
|
<div class="line"><a name="l02454"></a><span class="lineno"> 2454</span>  box_size += <span class="keyword">sizeof</span>(uint32_t);</div>
|
|
<div class="line"><a name="l02455"></a><span class="lineno"> 2455</span>  uint32_t fields = (flags & kSampleDurationPresentMask ? 1 : 0) +</div>
|
|
<div class="line"><a name="l02456"></a><span class="lineno"> 2456</span>  (flags & kSampleSizePresentMask ? 1 : 0) +</div>
|
|
<div class="line"><a name="l02457"></a><span class="lineno"> 2457</span>  (flags & kSampleFlagsPresentMask ? 1 : 0) +</div>
|
|
<div class="line"><a name="l02458"></a><span class="lineno"> 2458</span>  (flags & kSampleCompTimeOffsetsPresentMask ? 1 : 0);</div>
|
|
<div class="line"><a name="l02459"></a><span class="lineno"> 2459</span>  box_size += fields * <span class="keyword">sizeof</span>(uint32_t) * sample_count;</div>
|
|
<div class="line"><a name="l02460"></a><span class="lineno"> 2460</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#ad0186e0f9301bd07c52a55a8b1db0419">box_size</a>;</div>
|
|
<div class="line"><a name="l02461"></a><span class="lineno"> 2461</span> }</div>
|
|
<div class="line"><a name="l02462"></a><span class="lineno"> 2462</span> </div>
|
|
<div class="line"><a name="l02463"></a><span class="lineno"> 2463</span> TrackFragment::TrackFragment() : decode_time_absent(false) {}</div>
|
|
<div class="line"><a name="l02464"></a><span class="lineno"> 2464</span> TrackFragment::~TrackFragment() {}</div>
|
|
<div class="line"><a name="l02465"></a><span class="lineno"><a class="line" href="../../df/d7b/structshaka_1_1media_1_1mp4_1_1TrackFragment.html#a5776ac8e8cfd7fe2033432a4581e19ea"> 2465</a></span> FourCC <a class="code" href="../../df/d7b/structshaka_1_1media_1_1mp4_1_1TrackFragment.html#a5776ac8e8cfd7fe2033432a4581e19ea">TrackFragment::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_traf; }</div>
|
|
<div class="line"><a name="l02466"></a><span class="lineno"> 2466</span> </div>
|
|
<div class="line"><a name="l02467"></a><span class="lineno"> 2467</span> <span class="keywordtype">bool</span> TrackFragment::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l02468"></a><span class="lineno"> 2468</span>  RCHECK(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l02469"></a><span class="lineno"> 2469</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a29158ec9769dafbdcf1192abf9a2aa2a">PrepareChildren</a>() &&</div>
|
|
<div class="line"><a name="l02470"></a><span class="lineno"> 2470</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&header));</div>
|
|
<div class="line"><a name="l02471"></a><span class="lineno"> 2471</span>  <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l02472"></a><span class="lineno"> 2472</span>  DCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6e7c1f50071b52d7f68e094f0401d3d9">reader</a>());</div>
|
|
<div class="line"><a name="l02473"></a><span class="lineno"> 2473</span>  decode_time_absent = !buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6e7c1f50071b52d7f68e094f0401d3d9">reader</a>()-><a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#aa65236a6b94ac59d5da409412992211c">ChildExist</a>(&decode_time);</div>
|
|
<div class="line"><a name="l02474"></a><span class="lineno"> 2474</span>  <span class="keywordflow">if</span> (!decode_time_absent)</div>
|
|
<div class="line"><a name="l02475"></a><span class="lineno"> 2475</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&decode_time));</div>
|
|
<div class="line"><a name="l02476"></a><span class="lineno"> 2476</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6e7c1f50071b52d7f68e094f0401d3d9">reader</a>()-><a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a3da91efd030e0d85a889b2c02fe96bea">TryReadChildren</a>(&runs) &&</div>
|
|
<div class="line"><a name="l02477"></a><span class="lineno"> 2477</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6e7c1f50071b52d7f68e094f0401d3d9">reader</a>()-><a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a3da91efd030e0d85a889b2c02fe96bea">TryReadChildren</a>(&sample_group_descriptions) &&</div>
|
|
<div class="line"><a name="l02478"></a><span class="lineno"> 2478</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6e7c1f50071b52d7f68e094f0401d3d9">reader</a>()-><a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a3da91efd030e0d85a889b2c02fe96bea">TryReadChildren</a>(&sample_to_groups));</div>
|
|
<div class="line"><a name="l02479"></a><span class="lineno"> 2479</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l02480"></a><span class="lineno"> 2480</span>  <span class="keywordflow">if</span> (!decode_time_absent)</div>
|
|
<div class="line"><a name="l02481"></a><span class="lineno"> 2481</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&decode_time));</div>
|
|
<div class="line"><a name="l02482"></a><span class="lineno"> 2482</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < runs.size(); ++i)</div>
|
|
<div class="line"><a name="l02483"></a><span class="lineno"> 2483</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&runs[i]));</div>
|
|
<div class="line"><a name="l02484"></a><span class="lineno"> 2484</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < sample_to_groups.size(); ++i)</div>
|
|
<div class="line"><a name="l02485"></a><span class="lineno"> 2485</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&sample_to_groups[i]));</div>
|
|
<div class="line"><a name="l02486"></a><span class="lineno"> 2486</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < sample_group_descriptions.size(); ++i)</div>
|
|
<div class="line"><a name="l02487"></a><span class="lineno"> 2487</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&sample_group_descriptions[i]));</div>
|
|
<div class="line"><a name="l02488"></a><span class="lineno"> 2488</span>  }</div>
|
|
<div class="line"><a name="l02489"></a><span class="lineno"> 2489</span>  <span class="keywordflow">return</span> buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a7aacff091ff415be3da48be4fc620654">TryReadWriteChild</a>(&auxiliary_size) &&</div>
|
|
<div class="line"><a name="l02490"></a><span class="lineno"> 2490</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a7aacff091ff415be3da48be4fc620654">TryReadWriteChild</a>(&auxiliary_offset) &&</div>
|
|
<div class="line"><a name="l02491"></a><span class="lineno"> 2491</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a7aacff091ff415be3da48be4fc620654">TryReadWriteChild</a>(&sample_encryption);</div>
|
|
<div class="line"><a name="l02492"></a><span class="lineno"> 2492</span> }</div>
|
|
<div class="line"><a name="l02493"></a><span class="lineno"> 2493</span> </div>
|
|
<div class="line"><a name="l02494"></a><span class="lineno"> 2494</span> <span class="keywordtype">size_t</span> TrackFragment::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l02495"></a><span class="lineno"> 2495</span>  <span class="keywordtype">size_t</span> box_size = <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + header.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() +</div>
|
|
<div class="line"><a name="l02496"></a><span class="lineno"> 2496</span>  decode_time.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() + auxiliary_size.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() +</div>
|
|
<div class="line"><a name="l02497"></a><span class="lineno"> 2497</span>  auxiliary_offset.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() +</div>
|
|
<div class="line"><a name="l02498"></a><span class="lineno"> 2498</span>  sample_encryption.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l02499"></a><span class="lineno"> 2499</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < runs.size(); ++i)</div>
|
|
<div class="line"><a name="l02500"></a><span class="lineno"> 2500</span>  box_size += runs[i].<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l02501"></a><span class="lineno"> 2501</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < sample_group_descriptions.size(); ++i)</div>
|
|
<div class="line"><a name="l02502"></a><span class="lineno"> 2502</span>  box_size += sample_group_descriptions[i].<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l02503"></a><span class="lineno"> 2503</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < sample_to_groups.size(); ++i)</div>
|
|
<div class="line"><a name="l02504"></a><span class="lineno"> 2504</span>  box_size += sample_to_groups[i].<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l02505"></a><span class="lineno"> 2505</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#ad0186e0f9301bd07c52a55a8b1db0419">box_size</a>;</div>
|
|
<div class="line"><a name="l02506"></a><span class="lineno"> 2506</span> }</div>
|
|
<div class="line"><a name="l02507"></a><span class="lineno"> 2507</span> </div>
|
|
<div class="line"><a name="l02508"></a><span class="lineno"> 2508</span> MovieFragment::MovieFragment() {}</div>
|
|
<div class="line"><a name="l02509"></a><span class="lineno"> 2509</span> MovieFragment::~MovieFragment() {}</div>
|
|
<div class="line"><a name="l02510"></a><span class="lineno"><a class="line" href="../../d9/d1f/structshaka_1_1media_1_1mp4_1_1MovieFragment.html#ac6fab326de1329f291c8e427e99ce971"> 2510</a></span> FourCC <a class="code" href="../../d9/d1f/structshaka_1_1media_1_1mp4_1_1MovieFragment.html#ac6fab326de1329f291c8e427e99ce971">MovieFragment::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_moof; }</div>
|
|
<div class="line"><a name="l02511"></a><span class="lineno"> 2511</span> </div>
|
|
<div class="line"><a name="l02512"></a><span class="lineno"> 2512</span> <span class="keywordtype">bool</span> MovieFragment::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l02513"></a><span class="lineno"> 2513</span>  RCHECK(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l02514"></a><span class="lineno"> 2514</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a29158ec9769dafbdcf1192abf9a2aa2a">PrepareChildren</a>() &&</div>
|
|
<div class="line"><a name="l02515"></a><span class="lineno"> 2515</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&header));</div>
|
|
<div class="line"><a name="l02516"></a><span class="lineno"> 2516</span>  <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l02517"></a><span class="lineno"> 2517</span>  <a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html">BoxReader</a>* reader = buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6e7c1f50071b52d7f68e094f0401d3d9">reader</a>();</div>
|
|
<div class="line"><a name="l02518"></a><span class="lineno"> 2518</span>  DCHECK(reader);</div>
|
|
<div class="line"><a name="l02519"></a><span class="lineno"> 2519</span>  RCHECK(reader-><a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#aedb3a49da398833cda1caa1ad01a364a">ReadChildren</a>(&tracks) &&</div>
|
|
<div class="line"><a name="l02520"></a><span class="lineno"> 2520</span>  reader-><a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a3da91efd030e0d85a889b2c02fe96bea">TryReadChildren</a>(&pssh));</div>
|
|
<div class="line"><a name="l02521"></a><span class="lineno"> 2521</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l02522"></a><span class="lineno"> 2522</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < tracks.size(); ++i)</div>
|
|
<div class="line"><a name="l02523"></a><span class="lineno"> 2523</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&tracks[i]));</div>
|
|
<div class="line"><a name="l02524"></a><span class="lineno"> 2524</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < pssh.size(); ++i)</div>
|
|
<div class="line"><a name="l02525"></a><span class="lineno"> 2525</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&pssh[i]));</div>
|
|
<div class="line"><a name="l02526"></a><span class="lineno"> 2526</span>  }</div>
|
|
<div class="line"><a name="l02527"></a><span class="lineno"> 2527</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l02528"></a><span class="lineno"> 2528</span> }</div>
|
|
<div class="line"><a name="l02529"></a><span class="lineno"> 2529</span> </div>
|
|
<div class="line"><a name="l02530"></a><span class="lineno"> 2530</span> <span class="keywordtype">size_t</span> MovieFragment::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l02531"></a><span class="lineno"> 2531</span>  <span class="keywordtype">size_t</span> box_size = <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + header.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l02532"></a><span class="lineno"> 2532</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < tracks.size(); ++i)</div>
|
|
<div class="line"><a name="l02533"></a><span class="lineno"> 2533</span>  box_size += tracks[i].<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l02534"></a><span class="lineno"> 2534</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < pssh.size(); ++i)</div>
|
|
<div class="line"><a name="l02535"></a><span class="lineno"> 2535</span>  box_size += pssh[i].<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l02536"></a><span class="lineno"> 2536</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#ad0186e0f9301bd07c52a55a8b1db0419">box_size</a>;</div>
|
|
<div class="line"><a name="l02537"></a><span class="lineno"> 2537</span> }</div>
|
|
<div class="line"><a name="l02538"></a><span class="lineno"> 2538</span> </div>
|
|
<div class="line"><a name="l02539"></a><span class="lineno"> 2539</span> SegmentIndex::SegmentIndex()</div>
|
|
<div class="line"><a name="l02540"></a><span class="lineno"> 2540</span>  : reference_id(0),</div>
|
|
<div class="line"><a name="l02541"></a><span class="lineno"> 2541</span>  timescale(0),</div>
|
|
<div class="line"><a name="l02542"></a><span class="lineno"> 2542</span>  earliest_presentation_time(0),</div>
|
|
<div class="line"><a name="l02543"></a><span class="lineno"> 2543</span>  first_offset(0) {}</div>
|
|
<div class="line"><a name="l02544"></a><span class="lineno"> 2544</span> SegmentIndex::~SegmentIndex() {}</div>
|
|
<div class="line"><a name="l02545"></a><span class="lineno"><a class="line" href="../../d4/df9/structshaka_1_1media_1_1mp4_1_1SegmentIndex.html#ac95186c204fe8aeffc6c41ca8181af35"> 2545</a></span> FourCC <a class="code" href="../../d4/df9/structshaka_1_1media_1_1mp4_1_1SegmentIndex.html#ac95186c204fe8aeffc6c41ca8181af35">SegmentIndex::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_sidx; }</div>
|
|
<div class="line"><a name="l02546"></a><span class="lineno"> 2546</span> </div>
|
|
<div class="line"><a name="l02547"></a><span class="lineno"> 2547</span> <span class="keywordtype">bool</span> SegmentIndex::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l02548"></a><span class="lineno"> 2548</span>  RCHECK(<a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l02549"></a><span class="lineno"> 2549</span>  buffer->ReadWriteUInt32(&reference_id) &&</div>
|
|
<div class="line"><a name="l02550"></a><span class="lineno"> 2550</span>  buffer->ReadWriteUInt32(&timescale));</div>
|
|
<div class="line"><a name="l02551"></a><span class="lineno"> 2551</span> </div>
|
|
<div class="line"><a name="l02552"></a><span class="lineno"> 2552</span>  <span class="keywordtype">size_t</span> num_bytes = (version == 1) ? <span class="keyword">sizeof</span>(uint64_t) : <span class="keyword">sizeof</span>(uint32_t);</div>
|
|
<div class="line"><a name="l02553"></a><span class="lineno"> 2553</span>  RCHECK(</div>
|
|
<div class="line"><a name="l02554"></a><span class="lineno"> 2554</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a53c6b6a9bce0bb0fa61b9ce95c3f5cef">ReadWriteUInt64NBytes</a>(&earliest_presentation_time, num_bytes) &&</div>
|
|
<div class="line"><a name="l02555"></a><span class="lineno"> 2555</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a53c6b6a9bce0bb0fa61b9ce95c3f5cef">ReadWriteUInt64NBytes</a>(&first_offset, num_bytes));</div>
|
|
<div class="line"><a name="l02556"></a><span class="lineno"> 2556</span> </div>
|
|
<div class="line"><a name="l02557"></a><span class="lineno"> 2557</span>  uint16_t reference_count = <span class="keyword">static_cast<</span>uint16_t<span class="keyword">></span>(references.size());</div>
|
|
<div class="line"><a name="l02558"></a><span class="lineno"> 2558</span>  RCHECK(buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a1a0c70e3124677ae08164f7b89f6a1d4">IgnoreBytes</a>(2) && <span class="comment">// reserved.</span></div>
|
|
<div class="line"><a name="l02559"></a><span class="lineno"> 2559</span>  buffer->ReadWriteUInt16(&reference_count));</div>
|
|
<div class="line"><a name="l02560"></a><span class="lineno"> 2560</span>  references.resize(reference_count);</div>
|
|
<div class="line"><a name="l02561"></a><span class="lineno"> 2561</span> </div>
|
|
<div class="line"><a name="l02562"></a><span class="lineno"> 2562</span>  uint32_t reference_type_size;</div>
|
|
<div class="line"><a name="l02563"></a><span class="lineno"> 2563</span>  uint32_t sap;</div>
|
|
<div class="line"><a name="l02564"></a><span class="lineno"> 2564</span>  <span class="keywordflow">for</span> (uint32_t i = 0; i < reference_count; ++i) {</div>
|
|
<div class="line"><a name="l02565"></a><span class="lineno"> 2565</span>  <span class="keywordflow">if</span> (!buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l02566"></a><span class="lineno"> 2566</span>  reference_type_size = references[i].referenced_size;</div>
|
|
<div class="line"><a name="l02567"></a><span class="lineno"> 2567</span>  <span class="keywordflow">if</span> (references[i].reference_type)</div>
|
|
<div class="line"><a name="l02568"></a><span class="lineno"> 2568</span>  reference_type_size |= (1 << 31);</div>
|
|
<div class="line"><a name="l02569"></a><span class="lineno"> 2569</span>  sap = (references[i].sap_type << 28) | references[i].sap_delta_time;</div>
|
|
<div class="line"><a name="l02570"></a><span class="lineno"> 2570</span>  <span class="keywordflow">if</span> (references[i].starts_with_sap)</div>
|
|
<div class="line"><a name="l02571"></a><span class="lineno"> 2571</span>  sap |= (1 << 31);</div>
|
|
<div class="line"><a name="l02572"></a><span class="lineno"> 2572</span>  }</div>
|
|
<div class="line"><a name="l02573"></a><span class="lineno"> 2573</span>  RCHECK(buffer->ReadWriteUInt32(&reference_type_size) &&</div>
|
|
<div class="line"><a name="l02574"></a><span class="lineno"> 2574</span>  buffer->ReadWriteUInt32(&references[i].subsegment_duration) &&</div>
|
|
<div class="line"><a name="l02575"></a><span class="lineno"> 2575</span>  buffer->ReadWriteUInt32(&sap));</div>
|
|
<div class="line"><a name="l02576"></a><span class="lineno"> 2576</span>  <span class="keywordflow">if</span> (buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>()) {</div>
|
|
<div class="line"><a name="l02577"></a><span class="lineno"> 2577</span>  references[i].reference_type = (reference_type_size >> 31) ? <span class="keyword">true</span> : <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l02578"></a><span class="lineno"> 2578</span>  references[i].referenced_size = reference_type_size & ~(1 << 31);</div>
|
|
<div class="line"><a name="l02579"></a><span class="lineno"> 2579</span>  references[i].starts_with_sap = (sap >> 31) ? <span class="keyword">true</span> : <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l02580"></a><span class="lineno"> 2580</span>  references[i].sap_type =</div>
|
|
<div class="line"><a name="l02581"></a><span class="lineno"> 2581</span>  <span class="keyword">static_cast<</span>SegmentReference::SAPType<span class="keyword">></span>((sap >> 28) & 0x07);</div>
|
|
<div class="line"><a name="l02582"></a><span class="lineno"> 2582</span>  references[i].sap_delta_time = sap & ~(0xF << 28);</div>
|
|
<div class="line"><a name="l02583"></a><span class="lineno"> 2583</span>  }</div>
|
|
<div class="line"><a name="l02584"></a><span class="lineno"> 2584</span>  }</div>
|
|
<div class="line"><a name="l02585"></a><span class="lineno"> 2585</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l02586"></a><span class="lineno"> 2586</span> }</div>
|
|
<div class="line"><a name="l02587"></a><span class="lineno"> 2587</span> </div>
|
|
<div class="line"><a name="l02588"></a><span class="lineno"> 2588</span> <span class="keywordtype">size_t</span> SegmentIndex::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l02589"></a><span class="lineno"> 2589</span>  version = IsFitIn32Bits(earliest_presentation_time, first_offset) ? 0 : 1;</div>
|
|
<div class="line"><a name="l02590"></a><span class="lineno"> 2590</span>  <span class="keywordflow">return</span> <a class="code" href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">HeaderSize</a>() + <span class="keyword">sizeof</span>(reference_id) + <span class="keyword">sizeof</span>(timescale) +</div>
|
|
<div class="line"><a name="l02591"></a><span class="lineno"> 2591</span>  <span class="keyword">sizeof</span>(uint32_t) * (1 + version) * 2 + 2 * <span class="keyword">sizeof</span>(uint16_t) +</div>
|
|
<div class="line"><a name="l02592"></a><span class="lineno"> 2592</span>  3 * <span class="keyword">sizeof</span>(uint32_t) * references.size();</div>
|
|
<div class="line"><a name="l02593"></a><span class="lineno"> 2593</span> }</div>
|
|
<div class="line"><a name="l02594"></a><span class="lineno"> 2594</span> </div>
|
|
<div class="line"><a name="l02595"></a><span class="lineno"> 2595</span> MediaData::MediaData() : data_size(0) {}</div>
|
|
<div class="line"><a name="l02596"></a><span class="lineno"> 2596</span> MediaData::~MediaData() {}</div>
|
|
<div class="line"><a name="l02597"></a><span class="lineno"><a class="line" href="../../d7/dae/structshaka_1_1media_1_1mp4_1_1MediaData.html#a6b0601ae1defd84cda96d27e4659058a"> 2597</a></span> FourCC <a class="code" href="../../d7/dae/structshaka_1_1media_1_1mp4_1_1MediaData.html#a6b0601ae1defd84cda96d27e4659058a">MediaData::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_mdat; }</div>
|
|
<div class="line"><a name="l02598"></a><span class="lineno"> 2598</span> </div>
|
|
<div class="line"><a name="l02599"></a><span class="lineno"> 2599</span> <span class="keywordtype">bool</span> MediaData::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l02600"></a><span class="lineno"> 2600</span>  NOTIMPLEMENTED() << <span class="stringliteral">"Actual data is parsed and written separately."</span>;</div>
|
|
<div class="line"><a name="l02601"></a><span class="lineno"> 2601</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l02602"></a><span class="lineno"> 2602</span> }</div>
|
|
<div class="line"><a name="l02603"></a><span class="lineno"> 2603</span> </div>
|
|
<div class="line"><a name="l02604"></a><span class="lineno"> 2604</span> <span class="keywordtype">size_t</span> MediaData::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l02605"></a><span class="lineno"> 2605</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + data_size;</div>
|
|
<div class="line"><a name="l02606"></a><span class="lineno"> 2606</span> }</div>
|
|
<div class="line"><a name="l02607"></a><span class="lineno"> 2607</span> </div>
|
|
<div class="line"><a name="l02608"></a><span class="lineno"> 2608</span> CueSourceIDBox::CueSourceIDBox() : source_id(kCueSourceIdNotSet) {}</div>
|
|
<div class="line"><a name="l02609"></a><span class="lineno"> 2609</span> CueSourceIDBox::~CueSourceIDBox() {}</div>
|
|
<div class="line"><a name="l02610"></a><span class="lineno"> 2610</span> </div>
|
|
<div class="line"><a name="l02611"></a><span class="lineno"><a class="line" href="../../d9/d3e/structshaka_1_1media_1_1mp4_1_1CueSourceIDBox.html#a5a9cf523bd1f53f5d2abeaa5cfa20e4c"> 2611</a></span> FourCC <a class="code" href="../../d9/d3e/structshaka_1_1media_1_1mp4_1_1CueSourceIDBox.html#a5a9cf523bd1f53f5d2abeaa5cfa20e4c">CueSourceIDBox::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_vsid; }</div>
|
|
<div class="line"><a name="l02612"></a><span class="lineno"> 2612</span> </div>
|
|
<div class="line"><a name="l02613"></a><span class="lineno"> 2613</span> <span class="keywordtype">bool</span> CueSourceIDBox::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l02614"></a><span class="lineno"> 2614</span>  RCHECK(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer) && buffer->ReadWriteInt32(&source_id));</div>
|
|
<div class="line"><a name="l02615"></a><span class="lineno"> 2615</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l02616"></a><span class="lineno"> 2616</span> }</div>
|
|
<div class="line"><a name="l02617"></a><span class="lineno"> 2617</span> </div>
|
|
<div class="line"><a name="l02618"></a><span class="lineno"> 2618</span> <span class="keywordtype">size_t</span> CueSourceIDBox::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l02619"></a><span class="lineno"> 2619</span>  <span class="keywordflow">if</span> (source_id == kCueSourceIdNotSet)</div>
|
|
<div class="line"><a name="l02620"></a><span class="lineno"> 2620</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l02621"></a><span class="lineno"> 2621</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + <span class="keyword">sizeof</span>(source_id);</div>
|
|
<div class="line"><a name="l02622"></a><span class="lineno"> 2622</span> }</div>
|
|
<div class="line"><a name="l02623"></a><span class="lineno"> 2623</span> </div>
|
|
<div class="line"><a name="l02624"></a><span class="lineno"> 2624</span> CueTimeBox::CueTimeBox() {}</div>
|
|
<div class="line"><a name="l02625"></a><span class="lineno"> 2625</span> CueTimeBox::~CueTimeBox() {}</div>
|
|
<div class="line"><a name="l02626"></a><span class="lineno"> 2626</span> </div>
|
|
<div class="line"><a name="l02627"></a><span class="lineno"><a class="line" href="../../d8/dc3/structshaka_1_1media_1_1mp4_1_1CueTimeBox.html#ae027ee1285bc5d397c450df88d653ae1"> 2627</a></span> FourCC <a class="code" href="../../d8/dc3/structshaka_1_1media_1_1mp4_1_1CueTimeBox.html#ae027ee1285bc5d397c450df88d653ae1">CueTimeBox::BoxType</a>()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l02628"></a><span class="lineno"> 2628</span>  <span class="keywordflow">return</span> FOURCC_ctim;</div>
|
|
<div class="line"><a name="l02629"></a><span class="lineno"> 2629</span> }</div>
|
|
<div class="line"><a name="l02630"></a><span class="lineno"> 2630</span> </div>
|
|
<div class="line"><a name="l02631"></a><span class="lineno"> 2631</span> <span class="keywordtype">bool</span> CueTimeBox::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l02632"></a><span class="lineno"> 2632</span>  RCHECK(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer));</div>
|
|
<div class="line"><a name="l02633"></a><span class="lineno"> 2633</span>  <span class="keywordflow">return</span> buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#ac00df060effff87645b9508ba15fb67d">ReadWriteString</a>(</div>
|
|
<div class="line"><a name="l02634"></a><span class="lineno"> 2634</span>  &cue_current_time,</div>
|
|
<div class="line"><a name="l02635"></a><span class="lineno"> 2635</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>() ? buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#acf36e70bcb8c4ee7939835126ae9b98b">BytesLeft</a>() : cue_current_time.size());</div>
|
|
<div class="line"><a name="l02636"></a><span class="lineno"> 2636</span> }</div>
|
|
<div class="line"><a name="l02637"></a><span class="lineno"> 2637</span> </div>
|
|
<div class="line"><a name="l02638"></a><span class="lineno"> 2638</span> <span class="keywordtype">size_t</span> CueTimeBox::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l02639"></a><span class="lineno"> 2639</span>  <span class="keywordflow">if</span> (cue_current_time.empty())</div>
|
|
<div class="line"><a name="l02640"></a><span class="lineno"> 2640</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l02641"></a><span class="lineno"> 2641</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + cue_current_time.size();</div>
|
|
<div class="line"><a name="l02642"></a><span class="lineno"> 2642</span> }</div>
|
|
<div class="line"><a name="l02643"></a><span class="lineno"> 2643</span> </div>
|
|
<div class="line"><a name="l02644"></a><span class="lineno"> 2644</span> CueIDBox::CueIDBox() {}</div>
|
|
<div class="line"><a name="l02645"></a><span class="lineno"> 2645</span> CueIDBox::~CueIDBox() {}</div>
|
|
<div class="line"><a name="l02646"></a><span class="lineno"> 2646</span> </div>
|
|
<div class="line"><a name="l02647"></a><span class="lineno"><a class="line" href="../../d5/d09/structshaka_1_1media_1_1mp4_1_1CueIDBox.html#a29fe876a3059aa2f7a936ff1bf49b0ff"> 2647</a></span> FourCC <a class="code" href="../../d5/d09/structshaka_1_1media_1_1mp4_1_1CueIDBox.html#a29fe876a3059aa2f7a936ff1bf49b0ff">CueIDBox::BoxType</a>()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l02648"></a><span class="lineno"> 2648</span>  <span class="keywordflow">return</span> FOURCC_iden;</div>
|
|
<div class="line"><a name="l02649"></a><span class="lineno"> 2649</span> }</div>
|
|
<div class="line"><a name="l02650"></a><span class="lineno"> 2650</span> </div>
|
|
<div class="line"><a name="l02651"></a><span class="lineno"> 2651</span> <span class="keywordtype">bool</span> CueIDBox::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l02652"></a><span class="lineno"> 2652</span>  RCHECK(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer));</div>
|
|
<div class="line"><a name="l02653"></a><span class="lineno"> 2653</span>  <span class="keywordflow">return</span> buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#ac00df060effff87645b9508ba15fb67d">ReadWriteString</a>(</div>
|
|
<div class="line"><a name="l02654"></a><span class="lineno"> 2654</span>  &cue_id, buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>() ? buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#acf36e70bcb8c4ee7939835126ae9b98b">BytesLeft</a>() : cue_id.size());</div>
|
|
<div class="line"><a name="l02655"></a><span class="lineno"> 2655</span> }</div>
|
|
<div class="line"><a name="l02656"></a><span class="lineno"> 2656</span> </div>
|
|
<div class="line"><a name="l02657"></a><span class="lineno"> 2657</span> <span class="keywordtype">size_t</span> CueIDBox::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l02658"></a><span class="lineno"> 2658</span>  <span class="keywordflow">if</span> (cue_id.empty())</div>
|
|
<div class="line"><a name="l02659"></a><span class="lineno"> 2659</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l02660"></a><span class="lineno"> 2660</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + cue_id.size();</div>
|
|
<div class="line"><a name="l02661"></a><span class="lineno"> 2661</span> }</div>
|
|
<div class="line"><a name="l02662"></a><span class="lineno"> 2662</span> </div>
|
|
<div class="line"><a name="l02663"></a><span class="lineno"> 2663</span> CueSettingsBox::CueSettingsBox() {}</div>
|
|
<div class="line"><a name="l02664"></a><span class="lineno"> 2664</span> CueSettingsBox::~CueSettingsBox() {}</div>
|
|
<div class="line"><a name="l02665"></a><span class="lineno"> 2665</span> </div>
|
|
<div class="line"><a name="l02666"></a><span class="lineno"><a class="line" href="../../d0/dd0/structshaka_1_1media_1_1mp4_1_1CueSettingsBox.html#ab3ab5a5e7b1702bd713433046b380c8d"> 2666</a></span> FourCC <a class="code" href="../../d0/dd0/structshaka_1_1media_1_1mp4_1_1CueSettingsBox.html#ab3ab5a5e7b1702bd713433046b380c8d">CueSettingsBox::BoxType</a>()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l02667"></a><span class="lineno"> 2667</span>  <span class="keywordflow">return</span> FOURCC_sttg;</div>
|
|
<div class="line"><a name="l02668"></a><span class="lineno"> 2668</span> }</div>
|
|
<div class="line"><a name="l02669"></a><span class="lineno"> 2669</span> </div>
|
|
<div class="line"><a name="l02670"></a><span class="lineno"> 2670</span> <span class="keywordtype">bool</span> CueSettingsBox::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l02671"></a><span class="lineno"> 2671</span>  RCHECK(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer));</div>
|
|
<div class="line"><a name="l02672"></a><span class="lineno"> 2672</span>  <span class="keywordflow">return</span> buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#ac00df060effff87645b9508ba15fb67d">ReadWriteString</a>(</div>
|
|
<div class="line"><a name="l02673"></a><span class="lineno"> 2673</span>  &settings, buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>() ? buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#acf36e70bcb8c4ee7939835126ae9b98b">BytesLeft</a>() : settings.size());</div>
|
|
<div class="line"><a name="l02674"></a><span class="lineno"> 2674</span> }</div>
|
|
<div class="line"><a name="l02675"></a><span class="lineno"> 2675</span> </div>
|
|
<div class="line"><a name="l02676"></a><span class="lineno"> 2676</span> <span class="keywordtype">size_t</span> CueSettingsBox::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l02677"></a><span class="lineno"> 2677</span>  <span class="keywordflow">if</span> (settings.empty())</div>
|
|
<div class="line"><a name="l02678"></a><span class="lineno"> 2678</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l02679"></a><span class="lineno"> 2679</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + settings.size();</div>
|
|
<div class="line"><a name="l02680"></a><span class="lineno"> 2680</span> }</div>
|
|
<div class="line"><a name="l02681"></a><span class="lineno"> 2681</span> </div>
|
|
<div class="line"><a name="l02682"></a><span class="lineno"> 2682</span> CuePayloadBox::CuePayloadBox() {}</div>
|
|
<div class="line"><a name="l02683"></a><span class="lineno"> 2683</span> CuePayloadBox::~CuePayloadBox() {}</div>
|
|
<div class="line"><a name="l02684"></a><span class="lineno"> 2684</span> </div>
|
|
<div class="line"><a name="l02685"></a><span class="lineno"><a class="line" href="../../d2/d7f/structshaka_1_1media_1_1mp4_1_1CuePayloadBox.html#aefca706b24f701502a071d6c3bd51c2a"> 2685</a></span> FourCC <a class="code" href="../../d2/d7f/structshaka_1_1media_1_1mp4_1_1CuePayloadBox.html#aefca706b24f701502a071d6c3bd51c2a">CuePayloadBox::BoxType</a>()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l02686"></a><span class="lineno"> 2686</span>  <span class="keywordflow">return</span> FOURCC_payl;</div>
|
|
<div class="line"><a name="l02687"></a><span class="lineno"> 2687</span> }</div>
|
|
<div class="line"><a name="l02688"></a><span class="lineno"> 2688</span> </div>
|
|
<div class="line"><a name="l02689"></a><span class="lineno"> 2689</span> <span class="keywordtype">bool</span> CuePayloadBox::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l02690"></a><span class="lineno"> 2690</span>  RCHECK(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer));</div>
|
|
<div class="line"><a name="l02691"></a><span class="lineno"> 2691</span>  <span class="keywordflow">return</span> buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#ac00df060effff87645b9508ba15fb67d">ReadWriteString</a>(</div>
|
|
<div class="line"><a name="l02692"></a><span class="lineno"> 2692</span>  &cue_text, buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>() ? buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#acf36e70bcb8c4ee7939835126ae9b98b">BytesLeft</a>() : cue_text.size());</div>
|
|
<div class="line"><a name="l02693"></a><span class="lineno"> 2693</span> }</div>
|
|
<div class="line"><a name="l02694"></a><span class="lineno"> 2694</span> </div>
|
|
<div class="line"><a name="l02695"></a><span class="lineno"> 2695</span> <span class="keywordtype">size_t</span> CuePayloadBox::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l02696"></a><span class="lineno"> 2696</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + cue_text.size();</div>
|
|
<div class="line"><a name="l02697"></a><span class="lineno"> 2697</span> }</div>
|
|
<div class="line"><a name="l02698"></a><span class="lineno"> 2698</span> </div>
|
|
<div class="line"><a name="l02699"></a><span class="lineno"> 2699</span> VTTEmptyCueBox::VTTEmptyCueBox() {}</div>
|
|
<div class="line"><a name="l02700"></a><span class="lineno"> 2700</span> VTTEmptyCueBox::~VTTEmptyCueBox() {}</div>
|
|
<div class="line"><a name="l02701"></a><span class="lineno"> 2701</span> </div>
|
|
<div class="line"><a name="l02702"></a><span class="lineno"><a class="line" href="../../d9/d3c/structshaka_1_1media_1_1mp4_1_1VTTEmptyCueBox.html#a0e463ad10c04f13125f146c5ef908f69"> 2702</a></span> FourCC <a class="code" href="../../d9/d3c/structshaka_1_1media_1_1mp4_1_1VTTEmptyCueBox.html#a0e463ad10c04f13125f146c5ef908f69">VTTEmptyCueBox::BoxType</a>()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l02703"></a><span class="lineno"> 2703</span>  <span class="keywordflow">return</span> FOURCC_vtte;</div>
|
|
<div class="line"><a name="l02704"></a><span class="lineno"> 2704</span> }</div>
|
|
<div class="line"><a name="l02705"></a><span class="lineno"> 2705</span> </div>
|
|
<div class="line"><a name="l02706"></a><span class="lineno"> 2706</span> <span class="keywordtype">bool</span> VTTEmptyCueBox::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l02707"></a><span class="lineno"> 2707</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer);</div>
|
|
<div class="line"><a name="l02708"></a><span class="lineno"> 2708</span> }</div>
|
|
<div class="line"><a name="l02709"></a><span class="lineno"> 2709</span> </div>
|
|
<div class="line"><a name="l02710"></a><span class="lineno"> 2710</span> <span class="keywordtype">size_t</span> VTTEmptyCueBox::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l02711"></a><span class="lineno"> 2711</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>();</div>
|
|
<div class="line"><a name="l02712"></a><span class="lineno"> 2712</span> }</div>
|
|
<div class="line"><a name="l02713"></a><span class="lineno"> 2713</span> </div>
|
|
<div class="line"><a name="l02714"></a><span class="lineno"> 2714</span> VTTAdditionalTextBox::VTTAdditionalTextBox() {}</div>
|
|
<div class="line"><a name="l02715"></a><span class="lineno"> 2715</span> VTTAdditionalTextBox::~VTTAdditionalTextBox() {}</div>
|
|
<div class="line"><a name="l02716"></a><span class="lineno"> 2716</span> </div>
|
|
<div class="line"><a name="l02717"></a><span class="lineno"><a class="line" href="../../d6/d79/structshaka_1_1media_1_1mp4_1_1VTTAdditionalTextBox.html#ab22709c67041094daaaa6f0b42eca51d"> 2717</a></span> FourCC <a class="code" href="../../d6/d79/structshaka_1_1media_1_1mp4_1_1VTTAdditionalTextBox.html#ab22709c67041094daaaa6f0b42eca51d">VTTAdditionalTextBox::BoxType</a>()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l02718"></a><span class="lineno"> 2718</span>  <span class="keywordflow">return</span> FOURCC_vtta;</div>
|
|
<div class="line"><a name="l02719"></a><span class="lineno"> 2719</span> }</div>
|
|
<div class="line"><a name="l02720"></a><span class="lineno"> 2720</span> </div>
|
|
<div class="line"><a name="l02721"></a><span class="lineno"> 2721</span> <span class="keywordtype">bool</span> VTTAdditionalTextBox::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l02722"></a><span class="lineno"> 2722</span>  RCHECK(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer));</div>
|
|
<div class="line"><a name="l02723"></a><span class="lineno"> 2723</span>  <span class="keywordflow">return</span> buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#ac00df060effff87645b9508ba15fb67d">ReadWriteString</a>(</div>
|
|
<div class="line"><a name="l02724"></a><span class="lineno"> 2724</span>  &cue_additional_text,</div>
|
|
<div class="line"><a name="l02725"></a><span class="lineno"> 2725</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">Reading</a>() ? buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#acf36e70bcb8c4ee7939835126ae9b98b">BytesLeft</a>() : cue_additional_text.size());</div>
|
|
<div class="line"><a name="l02726"></a><span class="lineno"> 2726</span> }</div>
|
|
<div class="line"><a name="l02727"></a><span class="lineno"> 2727</span> </div>
|
|
<div class="line"><a name="l02728"></a><span class="lineno"> 2728</span> <span class="keywordtype">size_t</span> VTTAdditionalTextBox::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l02729"></a><span class="lineno"> 2729</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + cue_additional_text.size();</div>
|
|
<div class="line"><a name="l02730"></a><span class="lineno"> 2730</span> }</div>
|
|
<div class="line"><a name="l02731"></a><span class="lineno"> 2731</span> </div>
|
|
<div class="line"><a name="l02732"></a><span class="lineno"> 2732</span> VTTCueBox::VTTCueBox() {}</div>
|
|
<div class="line"><a name="l02733"></a><span class="lineno"> 2733</span> VTTCueBox::~VTTCueBox() {}</div>
|
|
<div class="line"><a name="l02734"></a><span class="lineno"> 2734</span> </div>
|
|
<div class="line"><a name="l02735"></a><span class="lineno"><a class="line" href="../../d6/daa/structshaka_1_1media_1_1mp4_1_1VTTCueBox.html#ae19e44ca727ff4ae010a8c62fc566f41"> 2735</a></span> FourCC <a class="code" href="../../d6/daa/structshaka_1_1media_1_1mp4_1_1VTTCueBox.html#ae19e44ca727ff4ae010a8c62fc566f41">VTTCueBox::BoxType</a>()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l02736"></a><span class="lineno"> 2736</span>  <span class="keywordflow">return</span> FOURCC_vttc;</div>
|
|
<div class="line"><a name="l02737"></a><span class="lineno"> 2737</span> }</div>
|
|
<div class="line"><a name="l02738"></a><span class="lineno"> 2738</span> </div>
|
|
<div class="line"><a name="l02739"></a><span class="lineno"> 2739</span> <span class="keywordtype">bool</span> VTTCueBox::ReadWriteInternal(<a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
|
|
<div class="line"><a name="l02740"></a><span class="lineno"> 2740</span>  RCHECK(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">ReadWriteHeaderInternal</a>(buffer) &&</div>
|
|
<div class="line"><a name="l02741"></a><span class="lineno"> 2741</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a29158ec9769dafbdcf1192abf9a2aa2a">PrepareChildren</a>() &&</div>
|
|
<div class="line"><a name="l02742"></a><span class="lineno"> 2742</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a7aacff091ff415be3da48be4fc620654">TryReadWriteChild</a>(&cue_source_id) &&</div>
|
|
<div class="line"><a name="l02743"></a><span class="lineno"> 2743</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a7aacff091ff415be3da48be4fc620654">TryReadWriteChild</a>(&cue_id) &&</div>
|
|
<div class="line"><a name="l02744"></a><span class="lineno"> 2744</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a7aacff091ff415be3da48be4fc620654">TryReadWriteChild</a>(&cue_time) &&</div>
|
|
<div class="line"><a name="l02745"></a><span class="lineno"> 2745</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a7aacff091ff415be3da48be4fc620654">TryReadWriteChild</a>(&cue_settings) &&</div>
|
|
<div class="line"><a name="l02746"></a><span class="lineno"> 2746</span>  buffer-><a class="code" href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">ReadWriteChild</a>(&cue_payload));</div>
|
|
<div class="line"><a name="l02747"></a><span class="lineno"> 2747</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l02748"></a><span class="lineno"> 2748</span> }</div>
|
|
<div class="line"><a name="l02749"></a><span class="lineno"> 2749</span> </div>
|
|
<div class="line"><a name="l02750"></a><span class="lineno"> 2750</span> <span class="keywordtype">size_t</span> VTTCueBox::ComputeSizeInternal() {</div>
|
|
<div class="line"><a name="l02751"></a><span class="lineno"> 2751</span>  <span class="keywordflow">return</span> <a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">HeaderSize</a>() + cue_source_id.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() + cue_id.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() +</div>
|
|
<div class="line"><a name="l02752"></a><span class="lineno"> 2752</span>  cue_time.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() + cue_settings.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>() +</div>
|
|
<div class="line"><a name="l02753"></a><span class="lineno"> 2753</span>  cue_payload.<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">ComputeSize</a>();</div>
|
|
<div class="line"><a name="l02754"></a><span class="lineno"> 2754</span> }</div>
|
|
<div class="line"><a name="l02755"></a><span class="lineno"> 2755</span> </div>
|
|
<div class="line"><a name="l02756"></a><span class="lineno"> 2756</span> } <span class="comment">// namespace mp4</span></div>
|
|
<div class="line"><a name="l02757"></a><span class="lineno"> 2757</span> } <span class="comment">// namespace media</span></div>
|
|
<div class="line"><a name="l02758"></a><span class="lineno"> 2758</span> } <span class="comment">// namespace shaka</span></div>
|
|
<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1CuePayloadBox_html_aefca706b24f701502a071d6c3bd51c2a"><div class="ttname"><a href="../../d2/d7f/structshaka_1_1media_1_1mp4_1_1CuePayloadBox.html#aefca706b24f701502a071d6c3bd51c2a">shaka::media::mp4::CuePayloadBox::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l02685">box_definitions.cc:2685</a></div></div>
|
|
<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1CompositionTimeToSample_html_a53a999ce269642a6f6cb5b9301ca0740"><div class="ttname"><a href="../../df/d7b/structshaka_1_1media_1_1mp4_1_1CompositionTimeToSample.html#a53a999ce269642a6f6cb5b9301ca0740">shaka::media::mp4::CompositionTimeToSample::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l00703">box_definitions.cc:703</a></div></div>
|
|
<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1CueSettingsBox_html_ab3ab5a5e7b1702bd713433046b380c8d"><div class="ttname"><a href="../../d0/dd0/structshaka_1_1media_1_1mp4_1_1CueSettingsBox.html#ab3ab5a5e7b1702bd713433046b380c8d">shaka::media::mp4::CueSettingsBox::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l02666">box_definitions.cc:2666</a></div></div>
|
|
<div class="ttc" id="classshaka_1_1media_1_1mp4_1_1BoxBuffer_html_a6e7c1f50071b52d7f68e094f0401d3d9"><div class="ttname"><a href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6e7c1f50071b52d7f68e094f0401d3d9">shaka::media::mp4::BoxBuffer::reader</a></div><div class="ttdeci">BoxReader * reader()</div><div class="ttdef"><b>Definition:</b> <a href="../../dc/dbf/box__buffer_8h_source.html#l00198">box_buffer.h:198</a></div></div>
|
|
<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1VideoMediaHeader_html_afcca5343a3de868510a53de508730813"><div class="ttname"><a href="../../d1/db0/structshaka_1_1media_1_1mp4_1_1VideoMediaHeader.html#afcca5343a3de868510a53de508730813">shaka::media::mp4::VideoMediaHeader::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l01944">box_definitions.cc:1944</a></div></div>
|
|
<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1DataEntryUrl_html_a8d46c2ad8b3dd9ae07bc3a73bb45da06"><div class="ttname"><a href="../../df/d8a/structshaka_1_1media_1_1mp4_1_1DataEntryUrl.html#a8d46c2ad8b3dd9ae07bc3a73bb45da06">shaka::media::mp4::DataEntryUrl::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l01991">box_definitions.cc:1991</a></div></div>
|
|
<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1MovieExtendsHeader_html_ab2afa24c2f0b694a141ebe58b06635aa"><div class="ttname"><a href="../../da/d50/structshaka_1_1media_1_1mp4_1_1MovieExtendsHeader.html#ab2afa24c2f0b694a141ebe58b06635aa">shaka::media::mp4::MovieExtendsHeader::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l02146">box_definitions.cc:2146</a></div></div>
|
|
<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1DecodingTimeToSample_html_a16599ced0758987dec6d8678faa7a7b9"><div class="ttname"><a href="../../de/def/structshaka_1_1media_1_1mp4_1_1DecodingTimeToSample.html#a16599ced0758987dec6d8678faa7a7b9">shaka::media::mp4::DecodingTimeToSample::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l00681">box_definitions.cc:681</a></div></div>
|
|
<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1DTSSpecific_html_aa84cd76627aaaf58e2137935b6116346"><div class="ttname"><a href="../../dc/da0/structshaka_1_1media_1_1mp4_1_1DTSSpecific.html#aa84cd76627aaaf58e2137935b6116346">shaka::media::mp4::DTSSpecific::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l01651">box_definitions.cc:1651</a></div></div>
|
|
<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1MovieFragment_html_ac6fab326de1329f291c8e427e99ce971"><div class="ttname"><a href="../../d9/d1f/structshaka_1_1media_1_1mp4_1_1MovieFragment.html#ac6fab326de1329f291c8e427e99ce971">shaka::media::mp4::MovieFragment::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l02510">box_definitions.cc:2510</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1WebVTTSourceLabelBox_html_a90a955dc811f20242aa03eea0758ae55"><div class="ttname"><a href="../../d4/d33/structshaka_1_1media_1_1mp4_1_1WebVTTSourceLabelBox.html#a90a955dc811f20242aa03eea0758ae55">shaka::media::mp4::WebVTTSourceLabelBox::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l01860">box_definitions.cc:1860</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1SampleEncryptionEntry_html_a247ca9987470a6c724f1e099a78d3460"><div class="ttname"><a href="../../d6/dcb/structshaka_1_1media_1_1mp4_1_1SampleEncryptionEntry.html#a247ca9987470a6c724f1e099a78d3460">shaka::media::mp4::SampleEncryptionEntry::ParseFromBuffer</a></div><div class="ttdeci">bool ParseFromBuffer(uint8_t iv_size, bool has_subsamples, BufferReader *reader)</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l00265">box_definitions.cc:265</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1VTTEmptyCueBox_html_a0e463ad10c04f13125f146c5ef908f69"><div class="ttname"><a href="../../d9/d3c/structshaka_1_1media_1_1mp4_1_1VTTEmptyCueBox.html#a0e463ad10c04f13125f146c5ef908f69">shaka::media::mp4::VTTEmptyCueBox::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l02702">box_definitions.cc:2702</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1SegmentType_html_ab3c10a2cd4a8162a91265b0cfd53de09"><div class="ttname"><a href="../../d3/dd0/structshaka_1_1media_1_1mp4_1_1SegmentType.html#ab3c10a2cd4a8162a91265b0cfd53de09">shaka::media::mp4::SegmentType::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l00162">box_definitions.cc:162</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1TrackExtends_html_adb2087c3c85693054596a26d6f31d4dd"><div class="ttname"><a href="../../de/d29/structshaka_1_1media_1_1mp4_1_1TrackExtends.html#adb2087c3c85693054596a26d6f31d4dd">shaka::media::mp4::TrackExtends::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l02170">box_definitions.cc:2170</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1TrackFragmentDecodeTime_html_a036a76de5bb9287116a9ad94f8895e84"><div class="ttname"><a href="../../df/d9a/structshaka_1_1media_1_1mp4_1_1TrackFragmentDecodeTime.html#a036a76de5bb9287116a9ad94f8895e84">shaka::media::mp4::TrackFragmentDecodeTime::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l02254">box_definitions.cc:2254</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1FullBox_html_a21cc4d085f650dc18a20a4dd05cb6750"><div class="ttname"><a href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#a21cc4d085f650dc18a20a4dd05cb6750">shaka::media::mp4::FullBox::HeaderSize</a></div><div class="ttdeci">uint32_t HeaderSize() const final</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d4d/box_8cc_source.html#l00075">box.cc:75</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1OriginalFormat_html_a4901c12c42b47485da0a95e8671de686"><div class="ttname"><a href="../../d5/d05/structshaka_1_1media_1_1mp4_1_1OriginalFormat.html#a4901c12c42b47485da0a95e8671de686">shaka::media::mp4::OriginalFormat::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l00382">box_definitions.cc:382</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1SampleSize_html_a18b9c0277deec16ff5ffef98c2dbadf3"><div class="ttname"><a href="../../d7/d42/structshaka_1_1media_1_1mp4_1_1SampleSize.html#a18b9c0277deec16ff5ffef98c2dbadf3">shaka::media::mp4::SampleSize::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l00780">box_definitions.cc:780</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1TrackFragmentRun_html_a4484ad0299e15e642960702764427f2f"><div class="ttname"><a href="../../dd/df5/structshaka_1_1media_1_1mp4_1_1TrackFragmentRun.html#a4484ad0299e15e642960702764427f2f">shaka::media::mp4::TrackFragmentRun::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l02344">box_definitions.cc:2344</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1FullBox_html_ad72e5a2d0def5bbba75b440d060ef1cf"><div class="ttname"><a href="../../dd/dc1/structshaka_1_1media_1_1mp4_1_1FullBox.html#ad72e5a2d0def5bbba75b440d060ef1cf">shaka::media::mp4::FullBox::ReadWriteHeaderInternal</a></div><div class="ttdeci">bool ReadWriteHeaderInternal(BoxBuffer *buffer) final</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d4d/box_8cc_source.html#l00080">box.cc:80</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1SyncSample_html_a9d03c709f7d1e51f8809322794756b3b"><div class="ttname"><a href="../../dd/d3f/structshaka_1_1media_1_1mp4_1_1SyncSample.html#a9d03c709f7d1e51f8809322794756b3b">shaka::media::mp4::SyncSample::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l00915">box_definitions.cc:915</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1mp4_1_1BoxReader_html_a3da91efd030e0d85a889b2c02fe96bea"><div class="ttname"><a href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a3da91efd030e0d85a889b2c02fe96bea">shaka::media::mp4::BoxReader::TryReadChildren</a></div><div class="ttdeci">bool TryReadChildren(std::vector< T > *children) WARN_UNUSED_RESULT</div><div class="ttdef"><b>Definition:</b> <a href="../../d2/d92/box__reader_8h_source.html#l00134">box_reader.h:134</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1WebVTTConfigurationBox_html_a90c78b82d88afcce6bcb4f5c96fa08b9"><div class="ttname"><a href="../../d8/d20/structshaka_1_1media_1_1mp4_1_1WebVTTConfigurationBox.html#a90c78b82d88afcce6bcb4f5c96fa08b9">shaka::media::mp4::WebVTTConfigurationBox::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l01842">box_definitions.cc:1842</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1mp4_1_1BoxBuffer_html_a7aacff091ff415be3da48be4fc620654"><div class="ttname"><a href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a7aacff091ff415be3da48be4fc620654">shaka::media::mp4::BoxBuffer::TryReadWriteChild</a></div><div class="ttdeci">bool TryReadWriteChild(Box *box)</div><div class="ttdef"><b>Definition:</b> <a href="../../dc/dbf/box__buffer_8h_source.html#l00177">box_buffer.h:177</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1SoundMediaHeader_html_a0a546689f087197c1f9fa7db68887e76"><div class="ttname"><a href="../../d7/d07/structshaka_1_1media_1_1mp4_1_1SoundMediaHeader.html#a0a546689f087197c1f9fa7db68887e76">shaka::media::mp4::SoundMediaHeader::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l01961">box_definitions.cc:1961</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1PixelAspectRatio_html_ae12482d2916a9e6b7ecdee1c944c3c91"><div class="ttname"><a href="../../dd/d71/structshaka_1_1media_1_1mp4_1_1PixelAspectRatio.html#ae12482d2916a9e6b7ecdee1c944c3c91">shaka::media::mp4::PixelAspectRatio::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l01474">box_definitions.cc:1474</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1ID3v2_html_acb41577286eeba57541fed6cd0cabbf2"><div class="ttname"><a href="../../d3/dad/structshaka_1_1media_1_1mp4_1_1ID3v2.html#acb41577286eeba57541fed6cd0cabbf2">shaka::media::mp4::ID3v2::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l01378">box_definitions.cc:1378</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1DataReference_html_ad4241f10042e77cb12b30c654746253b"><div class="ttname"><a href="../../d4/de3/structshaka_1_1media_1_1mp4_1_1DataReference.html#ad4241f10042e77cb12b30c654746253b">shaka::media::mp4::DataReference::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l02011">box_definitions.cc:2011</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1mp4_1_1BoxBuffer_html"><div class="ttname"><a href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html">shaka::media::mp4::BoxBuffer</a></div><div class="ttdef"><b>Definition:</b> <a href="../../dc/dbf/box__buffer_8h_source.html#l00025">box_buffer.h:25</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1mp4_1_1BoxBuffer_html_acf36e70bcb8c4ee7939835126ae9b98b"><div class="ttname"><a href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#acf36e70bcb8c4ee7939835126ae9b98b">shaka::media::mp4::BoxBuffer::BytesLeft</a></div><div class="ttdeci">size_t BytesLeft() const </div><div class="ttdef"><b>Definition:</b> <a href="../../dc/dbf/box__buffer_8h_source.html#l00062">box_buffer.h:62</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1MediaInformation_html_a5536ed5769a974f5094c4120c66667fe"><div class="ttname"><a href="../../d5/d86/structshaka_1_1media_1_1mp4_1_1MediaInformation.html#a5536ed5769a974f5094c4120c66667fe">shaka::media::mp4::MediaInformation::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l02047">box_definitions.cc:2047</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1CueTimeBox_html_ae027ee1285bc5d397c450df88d653ae1"><div class="ttname"><a href="../../d8/dc3/structshaka_1_1media_1_1mp4_1_1CueTimeBox.html#ae027ee1285bc5d397c450df88d653ae1">shaka::media::mp4::CueTimeBox::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l02627">box_definitions.cc:2627</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1MediaData_html_a6b0601ae1defd84cda96d27e4659058a"><div class="ttname"><a href="../../d7/dae/structshaka_1_1media_1_1mp4_1_1MediaData.html#a6b0601ae1defd84cda96d27e4659058a">shaka::media::mp4::MediaData::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l02597">box_definitions.cc:2597</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1TextSampleEntry_html_aa3471e1884adc4351293a18fb2ee33fb"><div class="ttname"><a href="../../d7/dc3/structshaka_1_1media_1_1mp4_1_1TextSampleEntry.html#aa3471e1884adc4351293a18fb2ee33fb">shaka::media::mp4::TextSampleEntry::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l01880">box_definitions.cc:1880</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1AC3Specific_html_aa3d0fa9297d15d210f1529eeff8e3d09"><div class="ttname"><a href="../../d4/dfa/structshaka_1_1media_1_1mp4_1_1AC3Specific.html#aa3d0fa9297d15d210f1529eeff8e3d09">shaka::media::mp4::AC3Specific::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l01684">box_definitions.cc:1684</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1AACAudioSpecificConfig_html_a6b3deca725a42113bf7303387ab74f0f"><div class="ttname"><a href="../../d0/da2/classshaka_1_1media_1_1AACAudioSpecificConfig.html#a6b3deca725a42113bf7303387ab74f0f">shaka::media::AACAudioSpecificConfig::Parse</a></div><div class="ttdeci">virtual bool Parse(const std::vector< uint8_t > &data)</div><div class="ttdef"><b>Definition:</b> <a href="../../d9/ded/aac__audio__specific__config_8cc_source.html#l00032">aac_audio_specific_config.cc:32</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1SampleDescription_html_a55c299ae4b388109dccc7b84feb45089"><div class="ttname"><a href="../../da/df5/structshaka_1_1media_1_1mp4_1_1SampleDescription.html#a55c299ae4b388109dccc7b84feb45089">shaka::media::mp4::SampleDescription::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l00608">box_definitions.cc:608</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1SubtitleMediaHeader_html_a66a134f3ab023831f569873177d4e727"><div class="ttname"><a href="../../db/d21/structshaka_1_1media_1_1mp4_1_1SubtitleMediaHeader.html#a66a134f3ab023831f569873177d4e727">shaka::media::mp4::SubtitleMediaHeader::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l01976">box_definitions.cc:1976</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1SampleTable_html_a2771a6a7d82c1f544bafaf0709043fc1"><div class="ttname"><a href="../../d1/dee/structshaka_1_1media_1_1mp4_1_1SampleTable.html#a2771a6a7d82c1f544bafaf0709043fc1">shaka::media::mp4::SampleTable::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l01119">box_definitions.cc:1119</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1VideoSampleEntry_html_a56ed4864ffdb37094b5f3352f53bc755"><div class="ttname"><a href="../../d0/d73/structshaka_1_1media_1_1mp4_1_1VideoSampleEntry.html#a56ed4864ffdb37094b5f3352f53bc755">shaka::media::mp4::VideoSampleEntry::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l01496">box_definitions.cc:1496</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1Box_html_a160958fd4dd933f8b760bf61ec0f72c6"><div class="ttname"><a href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a160958fd4dd933f8b760bf61ec0f72c6">shaka::media::mp4::Box::ReadWriteHeaderInternal</a></div><div class="ttdeci">virtual bool ReadWriteHeaderInternal(BoxBuffer *buffer)</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d4d/box_8cc_source.html#l00061">box.cc:61</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1MovieExtends_html_a3a24ad79e39a6dd24268a90fa5e3d47f"><div class="ttname"><a href="../../d1/d3e/structshaka_1_1media_1_1mp4_1_1MovieExtends.html#a3a24ad79e39a6dd24268a90fa5e3d47f">shaka::media::mp4::MovieExtends::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l02191">box_definitions.cc:2191</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1BufferWriter_html_abd8854feedd8b45146eb04dacf7d5b2f"><div class="ttname"><a href="../../dc/d41/classshaka_1_1media_1_1BufferWriter.html#abd8854feedd8b45146eb04dacf7d5b2f">shaka::media::BufferWriter::AppendInt</a></div><div class="ttdeci">void AppendInt(uint8_t v)</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dd3/buffer__writer_8cc_source.html#l00025">buffer_writer.cc:25</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1mp4_1_1BoxBuffer_html_a6f952858fff424e19a05d64f485d3952"><div class="ttname"><a href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a6f952858fff424e19a05d64f485d3952">shaka::media::mp4::BoxBuffer::Reading</a></div><div class="ttdeci">bool Reading() const </div><div class="ttdef"><b>Definition:</b> <a href="../../dc/dbf/box__buffer_8h_source.html#l00040">box_buffer.h:40</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1Track_html_a9ab0be777c96c884b73d2bb85cbb482c"><div class="ttname"><a href="../../d3/db5/structshaka_1_1media_1_1mp4_1_1Track.html#a9ab0be777c96c884b73d2bb85cbb482c">shaka::media::mp4::Track::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l02127">box_definitions.cc:2127</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1VTTAdditionalTextBox_html_ab22709c67041094daaaa6f0b42eca51d"><div class="ttname"><a href="../../d6/d79/structshaka_1_1media_1_1mp4_1_1VTTAdditionalTextBox.html#ab22709c67041094daaaa6f0b42eca51d">shaka::media::mp4::VTTAdditionalTextBox::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l02717">box_definitions.cc:2717</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1TrackFragmentHeader_html_a227b3fd6cf16ac250ee08f1e41e27ef9"><div class="ttname"><a href="../../d1/d6e/structshaka_1_1media_1_1mp4_1_1TrackFragmentHeader.html#a227b3fd6cf16ac250ee08f1e41e27ef9">shaka::media::mp4::TrackFragmentHeader::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l02289">box_definitions.cc:2289</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1BufferWriter_html"><div class="ttname"><a href="../../dc/d41/classshaka_1_1media_1_1BufferWriter.html">shaka::media::BufferWriter</a></div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dd2/buffer__writer_8h_source.html#l00022">buffer_writer.h:22</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1mp4_1_1BoxBuffer_html_a29158ec9769dafbdcf1192abf9a2aa2a"><div class="ttname"><a href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a29158ec9769dafbdcf1192abf9a2aa2a">shaka::media::mp4::BoxBuffer::PrepareChildren</a></div><div class="ttdeci">bool PrepareChildren()</div><div class="ttdef"><b>Definition:</b> <a href="../../dc/dbf/box__buffer_8h_source.html#l00157">box_buffer.h:157</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1SchemeInfo_html_a5a50e58f6dcd3969bdeb07fb66a9d4dc"><div class="ttname"><a href="../../d2/d70/structshaka_1_1media_1_1mp4_1_1SchemeInfo.html#a5a50e58f6dcd3969bdeb07fb66a9d4dc">shaka::media::mp4::SchemeInfo::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l00474">box_definitions.cc:474</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1SampleEncryption_html_a62cd7e5cc8c102db09cbd3d7947604dd"><div class="ttname"><a href="../../d4/dad/structshaka_1_1media_1_1mp4_1_1SampleEncryption.html#a62cd7e5cc8c102db09cbd3d7947604dd">shaka::media::mp4::SampleEncryption::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l00309">box_definitions.cc:309</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1SampleEncryptionEntry_html_a870ef304f376ec0822686e1d78765bf2"><div class="ttname"><a href="../../d6/dcb/structshaka_1_1media_1_1mp4_1_1SampleEncryptionEntry.html#a870ef304f376ec0822686e1d78765bf2">shaka::media::mp4::SampleEncryptionEntry::GetTotalSizeOfSubsamples</a></div><div class="ttdeci">uint32_t GetTotalSizeOfSubsamples() const </div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l00300">box_definitions.cc:300</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1ChunkOffset_html"><div class="ttname"><a href="../../dd/d06/structshaka_1_1media_1_1mp4_1_1ChunkOffset.html">shaka::media::mp4::ChunkOffset</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d7b/box__definitions_8h_source.html#l00468">box_definitions.h:468</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1Box_html_aa4e47d0ba81e234707c76ca36e32c1d5"><div class="ttname"><a href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#aa4e47d0ba81e234707c76ca36e32c1d5">shaka::media::mp4::Box::ComputeSize</a></div><div class="ttdeci">uint32_t ComputeSize()</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d4d/box_8cc_source.html#l00050">box.cc:50</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1SampleEncryptionEntry_html_ac32331c506252793b4447940abbeafd9"><div class="ttname"><a href="../../d6/dcb/structshaka_1_1media_1_1mp4_1_1SampleEncryptionEntry.html#ac32331c506252793b4447940abbeafd9">shaka::media::mp4::SampleEncryptionEntry::ReadWrite</a></div><div class="ttdeci">bool ReadWrite(uint8_t iv_size, bool has_subsamples, BoxBuffer *buffer)</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l00241">box_definitions.cc:241</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1DataInformation_html_ad590eaa2b74fc18d22044abdeafe04c8"><div class="ttname"><a href="../../d8/d6d/structshaka_1_1media_1_1mp4_1_1DataInformation.html#ad590eaa2b74fc18d22044abdeafe04c8">shaka::media::mp4::DataInformation::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l02033">box_definitions.cc:2033</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1EditList_html_af8ba6778f3fa9b239126ae635d8e9703"><div class="ttname"><a href="../../d3/dbe/structshaka_1_1media_1_1mp4_1_1EditList.html#af8ba6778f3fa9b239126ae635d8e9703">shaka::media::mp4::EditList::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l01186">box_definitions.cc:1186</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1Edit_html_a44e5523c2fa791cae8dd3e36feee81ac"><div class="ttname"><a href="../../da/dd0/structshaka_1_1media_1_1mp4_1_1Edit.html#a44e5523c2fa791cae8dd3e36feee81ac">shaka::media::mp4::Edit::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l01223">box_definitions.cc:1223</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1CompactSampleSize_html_affe88ea3f7899a791b616dfa12f794ee"><div class="ttname"><a href="../../da/d59/structshaka_1_1media_1_1mp4_1_1CompactSampleSize.html#affe88ea3f7899a791b616dfa12f794ee">shaka::media::mp4::CompactSampleSize::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l00805">box_definitions.cc:805</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1TrackEncryption_html_a702b5c406fdac82ea3e3cb4de88d1c55"><div class="ttname"><a href="../../db/db8/structshaka_1_1media_1_1mp4_1_1TrackEncryption.html#a702b5c406fdac82ea3e3cb4de88d1c55">shaka::media::mp4::TrackEncryption::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l00414">box_definitions.cc:414</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1ESDescriptor_html_a47592ec424dc9dd2beb5cc0f505e6681"><div class="ttname"><a href="../../d5/d13/classshaka_1_1media_1_1ESDescriptor.html#a47592ec424dc9dd2beb5cc0f505e6681">shaka::media::ESDescriptor::IsAAC</a></div><div class="ttdeci">bool IsAAC() const </div><div class="ttdef"><b>Definition:</b> <a href="../../da/dcb/es__descriptor_8h_source.html#l00064">es_descriptor.h:64</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1SchemeType_html_a76da5fef2de39a070fe61055e013b7c1"><div class="ttname"><a href="../../d3/da2/structshaka_1_1media_1_1mp4_1_1SchemeType.html#a76da5fef2de39a070fe61055e013b7c1">shaka::media::mp4::SchemeType::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l00394">box_definitions.cc:394</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1mp4_1_1BoxReader_html_aedb3a49da398833cda1caa1ad01a364a"><div class="ttname"><a href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#aedb3a49da398833cda1caa1ad01a364a">shaka::media::mp4::BoxReader::ReadChildren</a></div><div class="ttdeci">bool ReadChildren(std::vector< T > *children) WARN_UNUSED_RESULT</div><div class="ttdef"><b>Definition:</b> <a href="../../d2/d92/box__reader_8h_source.html#l00128">box_reader.h:128</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1SampleEncryption_html_a621791262888f30b4ee8a8acb37cd5a3"><div class="ttname"><a href="../../d4/dad/structshaka_1_1media_1_1mp4_1_1SampleEncryption.html#a621791262888f30b4ee8a8acb37cd5a3">shaka::media::mp4::SampleEncryption::sample_encryption_data</a></div><div class="ttdeci">std::vector< uint8_t > sample_encryption_data</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d7b/box__definitions_8h_source.html#l00125">box_definitions.h:125</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1SampleToGroup_html_a4bbaf4bfb39fb569eaeb78f1e9169794"><div class="ttname"><a href="../../d0/d7c/structshaka_1_1media_1_1mp4_1_1SampleToGroup.html#a4bbaf4bfb39fb569eaeb78f1e9169794">shaka::media::mp4::SampleToGroup::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l01083">box_definitions.cc:1083</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1SampleEncryption_html_a0498009b07beb46e029c65bfb55fc741"><div class="ttname"><a href="../../d4/dad/structshaka_1_1media_1_1mp4_1_1SampleEncryption.html#a0498009b07beb46e029c65bfb55fc741">shaka::media::mp4::SampleEncryption::ParseFromSampleEncryptionData</a></div><div class="ttdeci">bool ParseFromSampleEncryptionData(uint8_t iv_size, std::vector< SampleEncryptionEntry > *sample_encryption_entries) const </div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l00362">box_definitions.cc:362</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1CodecConfiguration_html_a1e9cb483b993bff202ec6143f892972e"><div class="ttname"><a href="../../db/d11/structshaka_1_1media_1_1mp4_1_1CodecConfiguration.html#a1e9cb483b993bff202ec6143f892972e">shaka::media::mp4::CodecConfiguration::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l01436">box_definitions.cc:1436</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1MovieFragmentHeader_html_a68efde9cb48af4236d106dbfa46e96b0"><div class="ttname"><a href="../../dc/d8f/structshaka_1_1media_1_1mp4_1_1MovieFragmentHeader.html#a68efde9cb48af4236d106dbfa46e96b0">shaka::media::mp4::MovieFragmentHeader::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l02270">box_definitions.cc:2270</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1SampleAuxiliaryInformationSize_html_a909bcffee3acdc7754539a22546d1c76"><div class="ttname"><a href="../../dd/d13/structshaka_1_1media_1_1mp4_1_1SampleAuxiliaryInformationSize.html#a909bcffee3acdc7754539a22546d1c76">shaka::media::mp4::SampleAuxiliaryInformationSize::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l00215">box_definitions.cc:215</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1TrackHeader_html_a7880b5742f038be62ca83693883814d3"><div class="ttname"><a href="../../da/dc4/structshaka_1_1media_1_1mp4_1_1TrackHeader.html#a7880b5742f038be62ca83693883814d3">shaka::media::mp4::TrackHeader::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l00568">box_definitions.cc:568</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1Box_html_ad0186e0f9301bd07c52a55a8b1db0419"><div class="ttname"><a href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#ad0186e0f9301bd07c52a55a8b1db0419">shaka::media::mp4::Box::box_size</a></div><div class="ttdeci">uint32_t box_size()</div><div class="ttdef"><b>Definition:</b> <a href="../../dc/d19/box_8h_source.html#l00055">box.h:55</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1ProtectionSchemeInfo_html_a09f2c7d00252d23003506285b30d9267"><div class="ttname"><a href="../../da/de9/structshaka_1_1media_1_1mp4_1_1ProtectionSchemeInfo.html#a09f2c7d00252d23003506285b30d9267">shaka::media::mp4::ProtectionSchemeInfo::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l00488">box_definitions.cc:488</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1OpusSpecific_html_a6d71265a8782db78c4ed3c2331179418"><div class="ttname"><a href="../../de/dfa/structshaka_1_1media_1_1mp4_1_1OpusSpecific.html#a6d71265a8782db78c4ed3c2331179418">shaka::media::mp4::OpusSpecific::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l01722">box_definitions.cc:1722</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1mp4_1_1BoxBuffer_html_a0b9aa5e5669d771e12563e168d5c967d"><div class="ttname"><a href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a0b9aa5e5669d771e12563e168d5c967d">shaka::media::mp4::BoxBuffer::writer</a></div><div class="ttdeci">BufferWriter * writer()</div><div class="ttdef"><b>Definition:</b> <a href="../../dc/dbf/box__buffer_8h_source.html#l00200">box_buffer.h:200</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1SegmentIndex_html_ac95186c204fe8aeffc6c41ca8181af35"><div class="ttname"><a href="../../d4/df9/structshaka_1_1media_1_1mp4_1_1SegmentIndex.html#ac95186c204fe8aeffc6c41ca8181af35">shaka::media::mp4::SegmentIndex::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l02545">box_definitions.cc:2545</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1Metadata_html_aca63db6a124f0d0a62b6a355a89d9f1d"><div class="ttname"><a href="../../dd/df6/structshaka_1_1media_1_1mp4_1_1Metadata.html#aca63db6a124f0d0a62b6a355a89d9f1d">shaka::media::mp4::Metadata::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l01414">box_definitions.cc:1414</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1CueSourceIDBox_html_a5a9cf523bd1f53f5d2abeaa5cfa20e4c"><div class="ttname"><a href="../../d9/d3e/structshaka_1_1media_1_1mp4_1_1CueSourceIDBox.html#a5a9cf523bd1f53f5d2abeaa5cfa20e4c">shaka::media::mp4::CueSourceIDBox::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l02611">box_definitions.cc:2611</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1Box_html_a8dea1032b6875b763ec06a133933160a"><div class="ttname"><a href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a8dea1032b6875b763ec06a133933160a">shaka::media::mp4::Box::HeaderSize</a></div><div class="ttdeci">virtual uint32_t HeaderSize() const </div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d4d/box_8cc_source.html#l00055">box.cc:55</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1mp4_1_1BoxBuffer_html_a1a0c70e3124677ae08164f7b89f6a1d4"><div class="ttname"><a href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a1a0c70e3124677ae08164f7b89f6a1d4">shaka::media::mp4::BoxBuffer::IgnoreBytes</a></div><div class="ttdeci">bool IgnoreBytes(size_t num_bytes)</div><div class="ttdef"><b>Definition:</b> <a href="../../dc/dbf/box__buffer_8h_source.html#l00189">box_buffer.h:189</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1mp4_1_1BoxReader_html"><div class="ttname"><a href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html">shaka::media::mp4::BoxReader</a></div><div class="ttdoc">Class for reading MP4 boxes. </div><div class="ttdef"><b>Definition:</b> <a href="../../d2/d92/box__reader_8h_source.html#l00025">box_reader.h:25</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1mp4_1_1BoxBuffer_html_ac00df060effff87645b9508ba15fb67d"><div class="ttname"><a href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#ac00df060effff87645b9508ba15fb67d">shaka::media::mp4::BoxBuffer::ReadWriteString</a></div><div class="ttdeci">bool ReadWriteString(std::string *str, size_t size)</div><div class="ttdef"><b>Definition:</b> <a href="../../dc/dbf/box__buffer_8h_source.html#l00139">box_buffer.h:139</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1EC3Specific_html_a926ae9221e26938071abb3ec5988eaf5"><div class="ttname"><a href="../../d4/d8d/structshaka_1_1media_1_1mp4_1_1EC3Specific.html#a926ae9221e26938071abb3ec5988eaf5">shaka::media::mp4::EC3Specific::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l01703">box_definitions.cc:1703</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1mp4_1_1BoxReader_html_a68defcd9be85bbd5cbded3bee86aa03a"><div class="ttname"><a href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a68defcd9be85bbd5cbded3bee86aa03a">shaka::media::mp4::BoxReader::ReadChild</a></div><div class="ttdeci">bool ReadChild(Box *child) WARN_UNUSED_RESULT</div><div class="ttdef"><b>Definition:</b> <a href="../../d3/df1/box__reader_8cc_source.html#l00088">box_reader.cc:88</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1HandlerReference_html_a71203a734c203f04967eaf1676440ad9"><div class="ttname"><a href="../../da/dbb/structshaka_1_1media_1_1mp4_1_1HandlerReference.html#a71203a734c203f04967eaf1676440ad9">shaka::media::mp4::HandlerReference::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l01240">box_definitions.cc:1240</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1SampleToChunk_html_a610c358480034e85cbea93b0b3406655"><div class="ttname"><a href="../../d3/d87/structshaka_1_1media_1_1mp4_1_1SampleToChunk.html#a610c358480034e85cbea93b0b3406655">shaka::media::mp4::SampleToChunk::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l00754">box_definitions.cc:754</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1SampleAuxiliaryInformationOffset_html_a63843ee864061fef2d6f788ad240aa44"><div class="ttname"><a href="../../d5/dca/structshaka_1_1media_1_1mp4_1_1SampleAuxiliaryInformationOffset.html#a63843ee864061fef2d6f788ad240aa44">shaka::media::mp4::SampleAuxiliaryInformationOffset::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l00187">box_definitions.cc:187</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1mp4_1_1BoxBuffer_html_a53c6b6a9bce0bb0fa61b9ce95c3f5cef"><div class="ttname"><a href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#a53c6b6a9bce0bb0fa61b9ce95c3f5cef">shaka::media::mp4::BoxBuffer::ReadWriteUInt64NBytes</a></div><div class="ttdeci">bool ReadWriteUInt64NBytes(uint64_t *v, size_t num_bytes)</div><div class="ttdef"><b>Definition:</b> <a href="../../dc/dbf/box__buffer_8h_source.html#l00117">box_buffer.h:117</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1VTTCueBox_html_ae19e44ca727ff4ae010a8c62fc566f41"><div class="ttname"><a href="../../d6/daa/structshaka_1_1media_1_1mp4_1_1VTTCueBox.html#ae19e44ca727ff4ae010a8c62fc566f41">shaka::media::mp4::VTTCueBox::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l02735">box_definitions.cc:2735</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1Media_html_a3a083251ea157e44befabf84b66b0c9e"><div class="ttname"><a href="../../dc/ddf/structshaka_1_1media_1_1mp4_1_1Media.html#a3a083251ea157e44befabf84b66b0c9e">shaka::media::mp4::Media::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l02092">box_definitions.cc:2092</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1SampleGroupDescription_html_ad5d87ea02a51983fdb555f2e3638bfed"><div class="ttname"><a href="../../d7/d01/structshaka_1_1media_1_1mp4_1_1SampleGroupDescription.html#ad5d87ea02a51983fdb555f2e3638bfed">shaka::media::mp4::SampleGroupDescription::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l01004">box_definitions.cc:1004</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1ChunkLargeOffset_html_a8215c57361432ca6459cb0333034614d"><div class="ttname"><a href="../../db/d95/structshaka_1_1media_1_1mp4_1_1ChunkLargeOffset.html#a8215c57361432ca6459cb0333034614d">shaka::media::mp4::ChunkLargeOffset::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l00879">box_definitions.cc:879</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1BufferReader_html"><div class="ttname"><a href="../../d9/d13/classshaka_1_1media_1_1BufferReader.html">shaka::media::BufferReader</a></div><div class="ttdef"><b>Definition:</b> <a href="../../de/d3e/buffer__reader_8h_source.html#l00023">buffer_reader.h:23</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1MediaHeader_html_ad8edc72b3035e93b38ca51505ae01412"><div class="ttname"><a href="../../d4/db9/structshaka_1_1media_1_1mp4_1_1MediaHeader.html#ad8edc72b3035e93b38ca51505ae01412">shaka::media::mp4::MediaHeader::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l01916">box_definitions.cc:1916</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1AudioSampleEntry_html_ab10582a2954863ffcc26ec7373d42d56"><div class="ttname"><a href="../../d8/d5b/structshaka_1_1media_1_1mp4_1_1AudioSampleEntry.html#ab10582a2954863ffcc26ec7373d42d56">shaka::media::mp4::AudioSampleEntry::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l01779">box_definitions.cc:1779</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1ProtectionSystemSpecificHeader_html_aae81fc1f70a0cdb8161dbafdbe80b099"><div class="ttname"><a href="../../d0/d3c/structshaka_1_1media_1_1mp4_1_1ProtectionSystemSpecificHeader.html#aae81fc1f70a0cdb8161dbafdbe80b099">shaka::media::mp4::ProtectionSystemSpecificHeader::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l00166">box_definitions.cc:166</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1ElementaryStreamDescriptor_html_a579ea111ae1e304e27cb0b8d9f52c99c"><div class="ttname"><a href="../../d5/d11/structshaka_1_1media_1_1mp4_1_1ElementaryStreamDescriptor.html#a579ea111ae1e304e27cb0b8d9f52c99c">shaka::media::mp4::ElementaryStreamDescriptor::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l01619">box_definitions.cc:1619</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1CueIDBox_html_a29fe876a3059aa2f7a936ff1bf49b0ff"><div class="ttname"><a href="../../d5/d09/structshaka_1_1media_1_1mp4_1_1CueIDBox.html#a29fe876a3059aa2f7a936ff1bf49b0ff">shaka::media::mp4::CueIDBox::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l02647">box_definitions.cc:2647</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1ID3v2_html_a33c145fa8ed1417799dce66a94f8e95c"><div class="ttname"><a href="../../d3/dad/structshaka_1_1media_1_1mp4_1_1ID3v2.html#a33c145fa8ed1417799dce66a94f8e95c">shaka::media::mp4::ID3v2::private_frame</a></div><div class="ttdeci">PrivFrame private_frame</div><div class="ttdoc">We only support PrivateFrame in ID3. Other frames are ignored. </div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d7b/box__definitions_8h_source.html#l00257">box_definitions.h:257</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1MovieHeader_html_a0bbd09e7f0bc8effc1c1ba7f5b8d49d6"><div class="ttname"><a href="../../d6/d1a/structshaka_1_1media_1_1mp4_1_1MovieHeader.html#a0bbd09e7f0bc8effc1c1ba7f5b8d49d6">shaka::media::mp4::MovieHeader::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l00525">box_definitions.cc:525</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1Box_html_a15bd0622fdb129d921287e690f117bde"><div class="ttname"><a href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html#a15bd0622fdb129d921287e690f117bde">shaka::media::mp4::Box::Write</a></div><div class="ttdeci">void Write(BufferWriter *writer)</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d4d/box_8cc_source.html#l00025">box.cc:25</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1SampleEncryptionEntry_html_a253fbc00315441efac7ea917a5952e2c"><div class="ttname"><a href="../../d6/dcb/structshaka_1_1media_1_1mp4_1_1SampleEncryptionEntry.html#a253fbc00315441efac7ea917a5952e2c">shaka::media::mp4::SampleEncryptionEntry::ComputeSize</a></div><div class="ttdeci">uint32_t ComputeSize() const </div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l00290">box_definitions.cc:290</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1TrackFragment_html_a5776ac8e8cfd7fe2033432a4581e19ea"><div class="ttname"><a href="../../df/d7b/structshaka_1_1media_1_1mp4_1_1TrackFragment.html#a5776ac8e8cfd7fe2033432a4581e19ea">shaka::media::mp4::TrackFragment::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l02465">box_definitions.cc:2465</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1Movie_html_a623b673fb897f68e9c4e55682d6114dc"><div class="ttname"><a href="../../d0/d9a/structshaka_1_1media_1_1mp4_1_1Movie.html#a623b673fb897f68e9c4e55682d6114dc">shaka::media::mp4::Movie::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l02219">box_definitions.cc:2219</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1mp4_1_1BoxReader_html_a1a4457e9638e8cf3fb30b0031b513cec"><div class="ttname"><a href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a1a4457e9638e8cf3fb30b0031b513cec">shaka::media::mp4::BoxReader::TryReadChild</a></div><div class="ttdeci">bool TryReadChild(Box *child) WARN_UNUSED_RESULT</div><div class="ttdef"><b>Definition:</b> <a href="../../d3/df1/box__reader_8cc_source.html#l00104">box_reader.cc:104</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1FileType_html_a038c8454ffed2e8bf32c858ddae320e1"><div class="ttname"><a href="../../d5/d03/structshaka_1_1media_1_1mp4_1_1FileType.html#a038c8454ffed2e8bf32c858ddae320e1">shaka::media::mp4::FileType::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l00138">box_definitions.cc:138</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1ChunkOffset_html_af4dd3a3ea67a2efb95ac3761b33a8fa0"><div class="ttname"><a href="../../dd/d06/structshaka_1_1media_1_1mp4_1_1ChunkOffset.html#af4dd3a3ea67a2efb95ac3761b33a8fa0">shaka::media::mp4::ChunkOffset::BoxType</a></div><div class="ttdeci">FourCC BoxType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l00860">box_definitions.cc:860</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1mp4_1_1BoxReader_html_aa65236a6b94ac59d5da409412992211c"><div class="ttname"><a href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#aa65236a6b94ac59d5da409412992211c">shaka::media::mp4::BoxReader::ChildExist</a></div><div class="ttdeci">bool ChildExist(Box *child) WARN_UNUSED_RESULT</div><div class="ttdef"><b>Definition:</b> <a href="../../d3/df1/box__reader_8cc_source.html#l00100">box_reader.cc:100</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1mp4_1_1BoxBuffer_html_af1a1b7ca8e4749e862abdda9ba4501cb"><div class="ttname"><a href="../../d1/da1/classshaka_1_1media_1_1mp4_1_1BoxBuffer.html#af1a1b7ca8e4749e862abdda9ba4501cb">shaka::media::mp4::BoxBuffer::ReadWriteChild</a></div><div class="ttdeci">bool ReadWriteChild(Box *box)</div><div class="ttdef"><b>Definition:</b> <a href="../../dc/dbf/box__buffer_8h_source.html#l00166">box_buffer.h:166</a></div></div>
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