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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">// Copyright (c) 2012 The Chromium Authors. All rights reserved.</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment">// Use of this source code is governed by a BSD-style license that can be</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment">// found in the LICENSE file.</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;</div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="preprocessor">#include &quot;packager/media/formats/mp4/box_definitions.h&quot;</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;</div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="preprocessor">#include &lt;limits&gt;</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;</div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="preprocessor">#include &quot;packager/base/logging.h&quot;</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="preprocessor">#include &quot;packager/media/base/bit_reader.h&quot;</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="preprocessor">#include &quot;packager/media/base/macros.h&quot;</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="preprocessor">#include &quot;packager/media/formats/mp4/box_buffer.h&quot;</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="preprocessor">#include &quot;packager/media/formats/mp4/rcheck.h&quot;</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;</div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="keyword">namespace </span>{</div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="keyword">const</span> uint32_t kFourCCSize = 4;</div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;</div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="comment">// Key Id size as defined in CENC spec.</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;<span class="keyword">const</span> uint32_t kCencKeyIdSize = 16;</div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;</div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="comment">// 9 uint32_t in big endian formatted array.</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="keyword">const</span> uint8_t kUnityMatrix[] = {0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,</div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160; 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0,</div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160; 0, 0, 0, 0, 0, 0, 0, 0, 0x40, 0, 0, 0};</div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;</div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;<span class="comment">// Default entries for HandlerReference box.</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="keyword">const</span> <span class="keywordtype">char</span> kVideoHandlerName[] = <span class="stringliteral">&quot;VideoHandler&quot;</span>;</div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;<span class="keyword">const</span> <span class="keywordtype">char</span> kAudioHandlerName[] = <span class="stringliteral">&quot;SoundHandler&quot;</span>;</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160;<span class="keyword">const</span> <span class="keywordtype">char</span> kTextHandlerName[] = <span class="stringliteral">&quot;TextHandler&quot;</span>;</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;<span class="comment">// Default values for VideoSampleEntry box.</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;<span class="keyword">const</span> uint32_t kVideoResolution = 0x00480000; <span class="comment">// 72 dpi.</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;<span class="keyword">const</span> uint16_t kVideoFrameCount = 1;</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160;<span class="keyword">const</span> uint16_t kVideoDepth = 0x0018;</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160;</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160;<span class="keyword">const</span> uint32_t kCompressorNameSize = 32u;</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;<span class="keyword">const</span> <span class="keywordtype">char</span> kAvcCompressorName[] = <span class="stringliteral">&quot;\012AVC Coding&quot;</span>;</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;<span class="keyword">const</span> <span class="keywordtype">char</span> kHevcCompressorName[] = <span class="stringliteral">&quot;\013HEVC Coding&quot;</span>;</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;<span class="keyword">const</span> <span class="keywordtype">char</span> kVpcCompressorName[] = <span class="stringliteral">&quot;\012VPC Coding&quot;</span>;</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160;</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;<span class="comment">// Using negative value as &quot;not set&quot;. It is very unlikely that 2^31 cues happen</span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160;<span class="comment">// at once.</span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;<span class="keyword">const</span> <span class="keywordtype">int</span> kCueSourceIdNotSet = -1;</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160;<span class="comment">// According to ISO/IEC FDIS 23001-7: CENC spec, IV should be either</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160;<span class="comment">// 64-bit (8-byte) or 128-bit (16-byte).</span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160;<span class="keywordtype">bool</span> IsIvSizeValid(<span class="keywordtype">size_t</span> iv_size) {</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; <span class="keywordflow">return</span> iv_size == 8 || iv_size == 16;</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160;}</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160;</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160;<span class="comment">// Default values to construct the following fields in ddts box. Values are set</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160;<span class="comment">// according to FFMPEG.</span></div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160;<span class="comment">// bit(2) FrameDuration; // 3 = 4096</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160;<span class="comment">// bit(5) StreamConstruction; // 18</span></div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160;<span class="comment">// bit(1) CoreLFEPresent; // 0 = none</span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160;<span class="comment">// bit(6) CoreLayout; // 31 = ignore core layout</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160;<span class="comment">// bit(14) CoreSize; // 0</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160;<span class="comment">// bit(1) StereoDownmix // 0 = none</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160;<span class="comment">// bit(3) RepresentationType; // 4</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160;<span class="comment">// bit(16) ChannelLayout; // 0xf = 5.1 channel layout.</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160;<span class="comment">// bit(1) MultiAssetFlag // 0 = single asset</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160;<span class="comment">// bit(1) LBRDurationMod // 0 = ignore</span></div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160;<span class="comment">// bit(1) ReservedBoxPresent // 0 = none</span></div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160;<span class="comment">// bit(5) Reserved // 0</span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160;<span class="keyword">const</span> uint8_t kDdtsExtraData[] = {0xe4, 0x7c, 0, 4, 0, 0x0f, 0};</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160;</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160;<span class="comment">// ID3v2 header: http://id3.org/id3v2.4.0-structure</span></div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160;<span class="keyword">const</span> uint32_t kID3v2HeaderSize = 10;</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160;<span class="keyword">const</span> <span class="keywordtype">char</span> kID3v2Identifier[] = <span class="stringliteral">&quot;ID3&quot;</span>;</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160;<span class="keyword">const</span> uint16_t kID3v2Version = 0x0400; <span class="comment">// id3v2.4.0</span></div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160;</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160;<span class="comment">// Utility functions to check if the 64bit integers can fit in 32bit integer.</span></div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160;<span class="keywordtype">bool</span> IsFitIn32Bits(uint64_t a) {</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; <span class="keywordflow">return</span> a &lt;= std::numeric_limits&lt;uint32_t&gt;::max();</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160;}</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160;</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160;<span class="keywordtype">bool</span> IsFitIn32Bits(int64_t a) {</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160; <span class="keywordflow">return</span> a &lt;= std::numeric_limits&lt;int32_t&gt;::max() &amp;&amp;</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; a &gt;= std::numeric_limits&lt;int32_t&gt;::min();</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160;}</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160;</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> T1, <span class="keyword">typename</span> T2&gt;</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160;<span class="keywordtype">bool</span> IsFitIn32Bits(T1 a1, T2 a2) {</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; <span class="keywordflow">return</span> IsFitIn32Bits(a1) &amp;&amp; IsFitIn32Bits(a2);</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160;}</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160;</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> T1, <span class="keyword">typename</span> T2, <span class="keyword">typename</span> T3&gt;</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160;<span class="keywordtype">bool</span> IsFitIn32Bits(T1 a1, T2 a2, T3 a3) {</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; <span class="keywordflow">return</span> IsFitIn32Bits(a1) &amp;&amp; IsFitIn32Bits(a2) &amp;&amp; IsFitIn32Bits(a3);</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160;}</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160;</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160;} <span class="comment">// namespace</span></div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160;</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160;<span class="keyword">namespace </span>edash_packager {</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160;<span class="keyword">namespace </span>media {</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160;<span class="keyword">namespace </span>mp4 {</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160;</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160;<span class="keyword">namespace </span>{</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160;</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160;TrackType FourCCToTrackType(FourCC fourcc) {</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160; <span class="keywordflow">switch</span> (fourcc) {</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160; <span class="keywordflow">case</span> FOURCC_VIDE:</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160; <span class="keywordflow">return</span> kVideo;</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160; <span class="keywordflow">case</span> FOURCC_SOUN:</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160; <span class="keywordflow">return</span> kAudio;</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160; <span class="keywordflow">case</span> FOURCC_TEXT:</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; <span class="keywordflow">return</span> kText;</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; <span class="keywordflow">return</span> kInvalid;</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; }</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160;}</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160;</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160;FourCC TrackTypeToFourCC(TrackType track_type) {</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160; <span class="keywordflow">switch</span> (track_type) {</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; <span class="keywordflow">case</span> kVideo:</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; <span class="keywordflow">return</span> FOURCC_VIDE;</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; <span class="keywordflow">case</span> kAudio:</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; <span class="keywordflow">return</span> FOURCC_SOUN;</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160; <span class="keywordflow">case</span> kText:</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160; <span class="keywordflow">return</span> FOURCC_TEXT;</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160; <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160; <span class="keywordflow">return</span> FOURCC_NULL;</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160; }</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160;}</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160;</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160;} <span class="comment">// namespace</span></div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160;</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160;FileType::FileType() : major_brand(FOURCC_NULL), minor_version(0) {}</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160;FileType::~FileType() {}</div>
<div class="line"><a name="l00130"></a><span class="lineno"><a class="line" href="../../d1/dcd/structedash__packager_1_1media_1_1mp4_1_1FileType.html#a37c1287fee817803e6cb18eebfd99847"> 130</a></span>&#160;FourCC <a class="code" href="../../d1/dcd/structedash__packager_1_1media_1_1mp4_1_1FileType.html#a37c1287fee817803e6cb18eebfd99847">FileType::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_FTYP; }</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160;</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160;<span class="keywordtype">bool</span> FileType::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; RCHECK(<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; buffer-&gt;ReadWriteFourCC(&amp;major_brand) &amp;&amp;</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;minor_version));</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; <span class="keywordtype">size_t</span> num_brands;</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a47a70cb8481ca0c88172592e960e563e">BytesLeft</a>() % <span class="keyword">sizeof</span>(FourCC) == 0);</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; num_brands = buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a47a70cb8481ca0c88172592e960e563e">BytesLeft</a>() / <span class="keyword">sizeof</span>(FourCC);</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; compatible_brands.resize(num_brands);</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160; num_brands = compatible_brands.size();</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; }</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i &lt; num_brands; ++i)</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; RCHECK(buffer-&gt;ReadWriteFourCC(&amp;compatible_brands[i]));</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160;}</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160;</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160;uint32_t FileType::ComputeSizeInternal() {</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + kFourCCSize + <span class="keyword">sizeof</span>(minor_version) +</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; kFourCCSize * compatible_brands.size();</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160;}</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160;</div>
<div class="line"><a name="l00154"></a><span class="lineno"><a class="line" href="../../dd/da6/structedash__packager_1_1media_1_1mp4_1_1SegmentType.html#aebd87db93b8d63a08e0becb45e1d70cf"> 154</a></span>&#160;FourCC <a class="code" href="../../dd/da6/structedash__packager_1_1media_1_1mp4_1_1SegmentType.html#aebd87db93b8d63a08e0becb45e1d70cf">SegmentType::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_STYP; }</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160;</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160;ProtectionSystemSpecificHeader::ProtectionSystemSpecificHeader() {}</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160;ProtectionSystemSpecificHeader::~ProtectionSystemSpecificHeader() {}</div>
<div class="line"><a name="l00158"></a><span class="lineno"><a class="line" href="../../da/d2a/structedash__packager_1_1media_1_1mp4_1_1ProtectionSystemSpecificHeader.html#a652e720a34bfc0ea43de52642325d12e"> 158</a></span>&#160;FourCC <a class="code" href="../../da/d2a/structedash__packager_1_1media_1_1mp4_1_1ProtectionSystemSpecificHeader.html#a652e720a34bfc0ea43de52642325d12e">ProtectionSystemSpecificHeader::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_PSSH; }</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160;</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160;<span class="keywordtype">bool</span> ProtectionSystemSpecificHeader::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160; <a class="code" href="../../db/d6c/classedash__packager_1_1media_1_1mp4_1_1BoxReader.html">BoxReader</a>* reader = buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2141be2c0c4ec27b458df15e13d7239e">reader</a>();</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160; DCHECK(reader);</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160; raw_box.assign(reader-&gt;data(), reader-&gt;data() + reader-&gt;size());</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160; DCHECK(!raw_box.empty());</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ac1c1d4d768f8f656f6ac2b5f4873b0a1">writer</a>()-&gt;AppendVector(raw_box);</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160; }</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160;</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>&#160;}</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>&#160;</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160;uint32_t ProtectionSystemSpecificHeader::ComputeSizeInternal() {</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160; <span class="keywordflow">return</span> raw_box.size();</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160;}</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160;</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160;SampleAuxiliaryInformationOffset::SampleAuxiliaryInformationOffset() {}</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160;SampleAuxiliaryInformationOffset::~SampleAuxiliaryInformationOffset() {}</div>
<div class="line"><a name="l00179"></a><span class="lineno"><a class="line" href="../../de/dc4/structedash__packager_1_1media_1_1mp4_1_1SampleAuxiliaryInformationOffset.html#acfbcac458961036f8fa9c47bea95905c"> 179</a></span>&#160;FourCC <a class="code" href="../../de/dc4/structedash__packager_1_1media_1_1mp4_1_1SampleAuxiliaryInformationOffset.html#acfbcac458961036f8fa9c47bea95905c">SampleAuxiliaryInformationOffset::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_SAIO; }</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160;</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160;<span class="keywordtype">bool</span> SampleAuxiliaryInformationOffset::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer));</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>&#160; <span class="keywordflow">if</span> (flags &amp; 1)</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a7efa53df1ef135edd31d1e1818b9a884">IgnoreBytes</a>(8)); <span class="comment">// aux_info_type and parameter.</span></div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160;</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160; uint32_t count = offsets.size();</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt32(&amp;count));</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160; offsets.resize(count);</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160;</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160; <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="l00191"></a><span class="lineno"> 191</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; count; ++i)</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a726ab4970a19fa671137e88098e3cd48">ReadWriteUInt64NBytes</a>(&amp;offsets[i], num_bytes));</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>&#160;}</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>&#160;</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>&#160;uint32_t SampleAuxiliaryInformationOffset::ComputeSizeInternal() {</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>&#160; <span class="comment">// This box is optional. Skip it if it is empty.</span></div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>&#160; <span class="keywordflow">if</span> (offsets.size() == 0)</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>&#160; <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>&#160; <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="l00201"></a><span class="lineno"> 201</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + <span class="keyword">sizeof</span>(uint32_t) + num_bytes * offsets.size();</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>&#160;}</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>&#160;</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>&#160;SampleAuxiliaryInformationSize::SampleAuxiliaryInformationSize()</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>&#160; : default_sample_info_size(0), sample_count(0) {}</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>&#160;SampleAuxiliaryInformationSize::~SampleAuxiliaryInformationSize() {}</div>
<div class="line"><a name="l00207"></a><span class="lineno"><a class="line" href="../../d2/d51/structedash__packager_1_1media_1_1mp4_1_1SampleAuxiliaryInformationSize.html#a54b83543e5924c4f9d7e4e45934be26a"> 207</a></span>&#160;FourCC <a class="code" href="../../d2/d51/structedash__packager_1_1media_1_1mp4_1_1SampleAuxiliaryInformationSize.html#a54b83543e5924c4f9d7e4e45934be26a">SampleAuxiliaryInformationSize::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_SAIZ; }</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>&#160;</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>&#160;<span class="keywordtype">bool</span> SampleAuxiliaryInformationSize::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer));</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>&#160; <span class="keywordflow">if</span> (flags &amp; 1)</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a7efa53df1ef135edd31d1e1818b9a884">IgnoreBytes</a>(8));</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>&#160;</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt8(&amp;default_sample_info_size) &amp;&amp;</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;sample_count));</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>&#160; <span class="keywordflow">if</span> (default_sample_info_size == 0)</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>&#160; RCHECK(buffer-&gt;ReadWriteVector(&amp;sample_info_sizes, sample_count));</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>&#160;}</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>&#160;</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>&#160;uint32_t SampleAuxiliaryInformationSize::ComputeSizeInternal() {</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>&#160; <span class="comment">// This box is optional. Skip it if it is empty.</span></div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>&#160; <span class="keywordflow">if</span> (sample_count == 0)</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>&#160; <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + <span class="keyword">sizeof</span>(default_sample_info_size) +</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>&#160; <span class="keyword">sizeof</span>(sample_count) +</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>&#160; (default_sample_info_size == 0 ? sample_info_sizes.size() : 0);</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>&#160;}</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>&#160;</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>&#160;SampleEncryptionEntry::SampleEncryptionEntry() {}</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>&#160;SampleEncryptionEntry::~SampleEncryptionEntry() {}</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>&#160;</div>
<div class="line"><a name="l00233"></a><span class="lineno"><a class="line" href="../../d8/de5/structedash__packager_1_1media_1_1mp4_1_1SampleEncryptionEntry.html#a1fab6b704c6a03191e5e7394c97ed98b"> 233</a></span>&#160;<span class="keywordtype">bool</span> <a class="code" href="../../d8/de5/structedash__packager_1_1media_1_1mp4_1_1SampleEncryptionEntry.html#a1fab6b704c6a03191e5e7394c97ed98b">SampleEncryptionEntry::ReadWrite</a>(uint8_t iv_size,</div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>&#160; <span class="keywordtype">bool</span> has_subsamples,</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>&#160; <a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>&#160; DCHECK(IsIvSizeValid(iv_size));</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>&#160; DCHECK(buffer);</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>&#160;</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>&#160; RCHECK(buffer-&gt;ReadWriteVector(&amp;initialization_vector, iv_size));</div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>&#160;</div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>&#160; <span class="keywordflow">if</span> (!has_subsamples) {</div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>&#160; subsamples.clear();</div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>&#160; }</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>&#160;</div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>&#160; uint16_t subsample_count = subsamples.size();</div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt16(&amp;subsample_count));</div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>&#160; RCHECK(subsample_count &gt; 0);</div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>&#160; subsamples.resize(subsample_count);</div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>&#160; <span class="keywordflow">for</span> (<span class="keyword">auto</span>&amp; subsample : subsamples) {</div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt16(&amp;subsample.clear_bytes) &amp;&amp;</div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;subsample.cipher_bytes));</div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>&#160; }</div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>&#160;}</div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>&#160;</div>
<div class="line"><a name="l00257"></a><span class="lineno"><a class="line" href="../../d8/de5/structedash__packager_1_1media_1_1mp4_1_1SampleEncryptionEntry.html#afcdbeb8f08f94028e152668060f3897b"> 257</a></span>&#160;<span class="keywordtype">bool</span> <a class="code" href="../../d8/de5/structedash__packager_1_1media_1_1mp4_1_1SampleEncryptionEntry.html#afcdbeb8f08f94028e152668060f3897b">SampleEncryptionEntry::ParseFromBuffer</a>(uint8_t iv_size,</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>&#160; <span class="keywordtype">bool</span> has_subsamples,</div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>&#160; <a class="code" href="../../d9/d46/classedash__packager_1_1media_1_1BufferReader.html">BufferReader</a>* reader) {</div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>&#160; DCHECK(IsIvSizeValid(iv_size));</div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>&#160; DCHECK(reader);</div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>&#160;</div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>&#160; initialization_vector.resize(iv_size);</div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>&#160; RCHECK(reader-&gt;ReadToVector(&amp;initialization_vector, iv_size));</div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>&#160;</div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>&#160; <span class="keywordflow">if</span> (!has_subsamples) {</div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>&#160; subsamples.clear();</div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>&#160; }</div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>&#160;</div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>&#160; uint16_t subsample_count;</div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>&#160; RCHECK(reader-&gt;Read2(&amp;subsample_count));</div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>&#160; RCHECK(subsample_count &gt; 0);</div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>&#160; subsamples.resize(subsample_count);</div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>&#160; <span class="keywordflow">for</span> (<span class="keyword">auto</span>&amp; subsample : subsamples) {</div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>&#160; RCHECK(reader-&gt;Read2(&amp;subsample.clear_bytes) &amp;&amp;</div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>&#160; reader-&gt;Read4(&amp;subsample.cipher_bytes));</div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>&#160; }</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>&#160;}</div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>&#160;</div>
<div class="line"><a name="l00282"></a><span class="lineno"><a class="line" href="../../d8/de5/structedash__packager_1_1media_1_1mp4_1_1SampleEncryptionEntry.html#ae4f6f92948609b2ad2c0440e9778e5f9"> 282</a></span>&#160;uint32_t <a class="code" href="../../d8/de5/structedash__packager_1_1media_1_1mp4_1_1SampleEncryptionEntry.html#ae4f6f92948609b2ad2c0440e9778e5f9">SampleEncryptionEntry::ComputeSize</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>&#160; <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="l00284"></a><span class="lineno"> 284</span>&#160; <span class="keyword">const</span> uint16_t subsample_count = subsamples.size();</div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>&#160; <span class="keywordflow">return</span> initialization_vector.size() +</div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>&#160; (subsample_count &gt; 0 ? (<span class="keyword">sizeof</span>(subsample_count) +</div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>&#160; subsample_entry_size * subsample_count)</div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>&#160; : 0);</div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>&#160;}</div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>&#160;</div>
<div class="line"><a name="l00291"></a><span class="lineno"><a class="line" href="../../d8/de5/structedash__packager_1_1media_1_1mp4_1_1SampleEncryptionEntry.html#a4d36b8521d59e51dc2f8d90a3aa34710"> 291</a></span>&#160;uint32_t <a class="code" href="../../d8/de5/structedash__packager_1_1media_1_1mp4_1_1SampleEncryptionEntry.html#a4d36b8521d59e51dc2f8d90a3aa34710">SampleEncryptionEntry::GetTotalSizeOfSubsamples</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>&#160; uint32_t size = 0;</div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; subsamples.size(); ++i)</div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>&#160; size += subsamples[i].clear_bytes + subsamples[i].cipher_bytes;</div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>&#160; <span class="keywordflow">return</span> size;</div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>&#160;}</div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>&#160;</div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>&#160;SampleEncryption::SampleEncryption() : iv_size(0) {}</div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>&#160;SampleEncryption::~SampleEncryption() {}</div>
<div class="line"><a name="l00300"></a><span class="lineno"><a class="line" href="../../d5/d78/structedash__packager_1_1media_1_1mp4_1_1SampleEncryption.html#ab6d4d91b2bd0a2a021c10afac4672c09"> 300</a></span>&#160;FourCC <a class="code" href="../../d5/d78/structedash__packager_1_1media_1_1mp4_1_1SampleEncryption.html#ab6d4d91b2bd0a2a021c10afac4672c09">SampleEncryption::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_SENC; }</div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>&#160;</div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>&#160;<span class="keywordtype">bool</span> SampleEncryption::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer));</div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>&#160;</div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>&#160; <span class="comment">// If we don&#39;t know |iv_size|, store sample encryption data to parse later</span></div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>&#160; <span class="comment">// after we know iv_size.</span></div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>() &amp;&amp; iv_size == 0) {</div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>&#160; RCHECK(</div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>&#160; buffer-&gt;ReadWriteVector(&amp;<a class="code" href="../../d5/d78/structedash__packager_1_1media_1_1mp4_1_1SampleEncryption.html#ad241dc7c7acb0ff200444636b6881800">sample_encryption_data</a>, buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a47a70cb8481ca0c88172592e960e563e">BytesLeft</a>()));</div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>&#160; }</div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>&#160;</div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>&#160; <span class="keywordflow">if</span> (!IsIvSizeValid(iv_size)) {</div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>&#160; LOG(ERROR) &lt;&lt; <span class="stringliteral">&quot;IV_size can only be 8 or 16, but seeing &quot;</span> &lt;&lt; iv_size;</div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>&#160; }</div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>&#160;</div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>&#160; uint32_t sample_count = sample_encryption_entries.size();</div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt32(&amp;sample_count));</div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>&#160;</div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>&#160; sample_encryption_entries.resize(sample_count);</div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>&#160; <span class="keywordflow">for</span> (<span class="keyword">auto</span>&amp; sample_encryption_entry : sample_encryption_entries) {</div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>&#160; RCHECK(sample_encryption_entry.ReadWrite(</div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>&#160; iv_size, flags &amp; kUseSubsampleEncryption, buffer));</div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>&#160; }</div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>&#160;}</div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>&#160;</div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>&#160;uint32_t SampleEncryption::ComputeSizeInternal() {</div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>&#160; <span class="keyword">const</span> uint32_t sample_count = sample_encryption_entries.size();</div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>&#160; <span class="keywordflow">if</span> (sample_count == 0) {</div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>&#160; <span class="comment">// Sample encryption box is optional. Skip it if it is empty.</span></div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>&#160; <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>&#160; }</div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>&#160;</div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>&#160; DCHECK(IsIvSizeValid(iv_size));</div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>&#160; uint32_t <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a6a9392e954db3ae0aa6cc16c87562dc7">box_size</a> = <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + <span class="keyword">sizeof</span>(sample_count);</div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>&#160; <span class="keywordflow">if</span> (flags &amp; kUseSubsampleEncryption) {</div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>&#160; <span class="keywordflow">for</span> (<span class="keyword">const</span> SampleEncryptionEntry&amp; sample_encryption_entry :</div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>&#160; sample_encryption_entries) {</div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>&#160; box_size += sample_encryption_entry.ComputeSize();</div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>&#160; }</div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>&#160; box_size += sample_count * iv_size;</div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>&#160; }</div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a6a9392e954db3ae0aa6cc16c87562dc7">box_size</a>;</div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>&#160;}</div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>&#160;</div>
<div class="line"><a name="l00349"></a><span class="lineno"><a class="line" href="../../d5/d78/structedash__packager_1_1media_1_1mp4_1_1SampleEncryption.html#af94f8472666f214a83461d09de3a524f"> 349</a></span>&#160;<span class="keywordtype">bool</span> <a class="code" href="../../d5/d78/structedash__packager_1_1media_1_1mp4_1_1SampleEncryption.html#af94f8472666f214a83461d09de3a524f">SampleEncryption::ParseFromSampleEncryptionData</a>(</div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>&#160; <span class="keywordtype">size_t</span> iv_size,</div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>&#160; std::vector&lt;SampleEncryptionEntry&gt;* sample_encryption_entries)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>&#160; DCHECK(IsIvSizeValid(iv_size));</div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>&#160;</div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>&#160; <a class="code" href="../../d9/d46/classedash__packager_1_1media_1_1BufferReader.html">BufferReader</a> reader(<a class="code" href="../../d5/d78/structedash__packager_1_1media_1_1mp4_1_1SampleEncryption.html#ad241dc7c7acb0ff200444636b6881800">sample_encryption_data</a>.data(),</div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>&#160; <a class="code" href="../../d5/d78/structedash__packager_1_1media_1_1mp4_1_1SampleEncryption.html#ad241dc7c7acb0ff200444636b6881800">sample_encryption_data</a>.size());</div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>&#160; uint32_t sample_count = 0;</div>
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>&#160; RCHECK(reader.Read4(&amp;sample_count));</div>
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>&#160;</div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>&#160; sample_encryption_entries-&gt;resize(sample_count);</div>
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>&#160; <span class="keywordflow">for</span> (<span class="keyword">auto</span>&amp; sample_encryption_entry : *sample_encryption_entries) {</div>
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>&#160; RCHECK(sample_encryption_entry.ParseFromBuffer(</div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>&#160; iv_size, flags &amp; kUseSubsampleEncryption, &amp;reader));</div>
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>&#160; }</div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>&#160;}</div>
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>&#160;</div>
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>&#160;OriginalFormat::OriginalFormat() : format(FOURCC_NULL) {}</div>
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>&#160;OriginalFormat::~OriginalFormat() {}</div>
<div class="line"><a name="l00369"></a><span class="lineno"><a class="line" href="../../da/d4b/structedash__packager_1_1media_1_1mp4_1_1OriginalFormat.html#a3c21bf81deb542ab69811673ec025f2e"> 369</a></span>&#160;FourCC <a class="code" href="../../da/d4b/structedash__packager_1_1media_1_1mp4_1_1OriginalFormat.html#a3c21bf81deb542ab69811673ec025f2e">OriginalFormat::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_FRMA; }</div>
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>&#160;</div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>&#160;<span class="keywordtype">bool</span> OriginalFormat::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer) &amp;&amp; buffer-&gt;ReadWriteFourCC(&amp;format);</div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>&#160;}</div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>&#160;</div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>&#160;uint32_t OriginalFormat::ComputeSizeInternal() {</div>
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + kFourCCSize;</div>
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>&#160;}</div>
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>&#160;</div>
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>&#160;SchemeType::SchemeType() : type(FOURCC_NULL), version(0) {}</div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>&#160;SchemeType::~SchemeType() {}</div>
<div class="line"><a name="l00381"></a><span class="lineno"><a class="line" href="../../d4/dcc/structedash__packager_1_1media_1_1mp4_1_1SchemeType.html#a9d477e94ca46a6ee6ebd6208a3343c6c"> 381</a></span>&#160;FourCC <a class="code" href="../../d4/dcc/structedash__packager_1_1media_1_1mp4_1_1SchemeType.html#a9d477e94ca46a6ee6ebd6208a3343c6c">SchemeType::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_SCHM; }</div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>&#160;</div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>&#160;<span class="keywordtype">bool</span> SchemeType::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>&#160; buffer-&gt;ReadWriteFourCC(&amp;type) &amp;&amp;</div>
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;version));</div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>&#160;}</div>
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>&#160;</div>
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>&#160;uint32_t SchemeType::ComputeSizeInternal() {</div>
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + kFourCCSize + <span class="keyword">sizeof</span>(version);</div>
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>&#160;}</div>
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>&#160;</div>
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>&#160;TrackEncryption::TrackEncryption()</div>
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>&#160; : is_encrypted(false), default_iv_size(0), default_kid(16, 0) {}</div>
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>&#160;TrackEncryption::~TrackEncryption() {}</div>
<div class="line"><a name="l00397"></a><span class="lineno"><a class="line" href="../../de/d44/structedash__packager_1_1media_1_1mp4_1_1TrackEncryption.html#aebad0e736feade55f9a81675737380fe"> 397</a></span>&#160;FourCC <a class="code" href="../../de/d44/structedash__packager_1_1media_1_1mp4_1_1TrackEncryption.html#aebad0e736feade55f9a81675737380fe">TrackEncryption::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_TENC; }</div>
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>&#160;</div>
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>&#160;<span class="keywordtype">bool</span> TrackEncryption::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>&#160; <span class="keywordflow">if</span> (!buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>&#160; <span class="keywordflow">if</span> (default_kid.size() != kCencKeyIdSize) {</div>
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>&#160; LOG(WARNING) &lt;&lt; <span class="stringliteral">&quot;CENC defines key id length of &quot;</span> &lt;&lt; kCencKeyIdSize</div>
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>&#160; &lt;&lt; <span class="stringliteral">&quot; bytes; got &quot;</span> &lt;&lt; default_kid.size()</div>
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>&#160; &lt;&lt; <span class="stringliteral">&quot;. Resized accordingly.&quot;</span>;</div>
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>&#160; default_kid.resize(kCencKeyIdSize);</div>
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>&#160; }</div>
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>&#160; }</div>
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>&#160;</div>
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>&#160; uint8_t flag = is_encrypted ? 1 : 0;</div>
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a7efa53df1ef135edd31d1e1818b9a884">IgnoreBytes</a>(2) &amp;&amp; <span class="comment">// reserved.</span></div>
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>&#160; buffer-&gt;ReadWriteUInt8(&amp;flag) &amp;&amp;</div>
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>&#160; buffer-&gt;ReadWriteUInt8(&amp;default_iv_size) &amp;&amp;</div>
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>&#160; buffer-&gt;ReadWriteVector(&amp;default_kid, kCencKeyIdSize));</div>
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>&#160; is_encrypted = (flag != 0);</div>
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>&#160; <span class="keywordflow">if</span> (is_encrypted) {</div>
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>&#160; RCHECK(default_iv_size == 8 || default_iv_size == 16);</div>
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>&#160; RCHECK(default_iv_size == 0);</div>
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>&#160; }</div>
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>&#160; }</div>
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>&#160;}</div>
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>&#160;</div>
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>&#160;uint32_t TrackEncryption::ComputeSizeInternal() {</div>
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + <span class="keyword">sizeof</span>(uint32_t) + kCencKeyIdSize;</div>
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>&#160;}</div>
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>&#160;</div>
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>&#160;SchemeInfo::SchemeInfo() {}</div>
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>&#160;SchemeInfo::~SchemeInfo() {}</div>
<div class="line"><a name="l00432"></a><span class="lineno"><a class="line" href="../../d2/d6f/structedash__packager_1_1media_1_1mp4_1_1SchemeInfo.html#a05f236b91e36bd7c774fec38378dae2c"> 432</a></span>&#160;FourCC <a class="code" href="../../d2/d6f/structedash__packager_1_1media_1_1mp4_1_1SchemeInfo.html#a05f236b91e36bd7c774fec38378dae2c">SchemeInfo::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_SCHI; }</div>
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>&#160;</div>
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>&#160;<span class="keywordtype">bool</span> SchemeInfo::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>&#160; RCHECK(<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer) &amp;&amp; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2e46c4812ac9c48288a8461c230a375b">PrepareChildren</a>() &amp;&amp;</div>
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;track_encryption));</div>
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>&#160;}</div>
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>&#160;</div>
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>&#160;uint32_t SchemeInfo::ComputeSizeInternal() {</div>
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + track_encryption.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>();</div>
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>&#160;}</div>
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>&#160;</div>
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>&#160;ProtectionSchemeInfo::ProtectionSchemeInfo() {}</div>
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>&#160;ProtectionSchemeInfo::~ProtectionSchemeInfo() {}</div>
<div class="line"><a name="l00446"></a><span class="lineno"><a class="line" href="../../dd/dc9/structedash__packager_1_1media_1_1mp4_1_1ProtectionSchemeInfo.html#a62ea06c139c349ef4f1960c15f85da33"> 446</a></span>&#160;FourCC <a class="code" href="../../dd/dc9/structedash__packager_1_1media_1_1mp4_1_1ProtectionSchemeInfo.html#a62ea06c139c349ef4f1960c15f85da33">ProtectionSchemeInfo::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_SINF; }</div>
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>&#160;</div>
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>&#160;<span class="keywordtype">bool</span> ProtectionSchemeInfo::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>&#160; RCHECK(<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2e46c4812ac9c48288a8461c230a375b">PrepareChildren</a>() &amp;&amp;</div>
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;format) &amp;&amp;</div>
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;type));</div>
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>&#160; <span class="keywordflow">if</span> (type.type == FOURCC_CENC || type.type == FOURCC_CBC1)</div>
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;info));</div>
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>&#160; <span class="comment">// Other protection schemes are silently ignored. Since the protection scheme</span></div>
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>&#160; <span class="comment">// type can&#39;t be determined until this box is opened, we return &#39;true&#39; for</span></div>
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>&#160; <span class="comment">// non-CENC protection scheme types. It is the parent box&#39;s responsibility to</span></div>
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span>&#160; <span class="comment">// ensure that this scheme type is a supported one.</span></div>
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>&#160;}</div>
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>&#160;</div>
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>&#160;uint32_t ProtectionSchemeInfo::ComputeSizeInternal() {</div>
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>&#160; <span class="comment">// Skip sinf box if it is not initialized.</span></div>
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>&#160; <span class="keywordflow">if</span> (format.format == FOURCC_NULL)</div>
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>&#160; <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00466"></a><span class="lineno"> 466</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + format.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() + type.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() +</div>
<div class="line"><a name="l00467"></a><span class="lineno"> 467</span>&#160; info.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>();</div>
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>&#160;}</div>
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>&#160;</div>
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span>&#160;MovieHeader::MovieHeader()</div>
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>&#160; : creation_time(0),</div>
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>&#160; modification_time(0),</div>
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>&#160; timescale(0),</div>
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>&#160; duration(0),</div>
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>&#160; rate(1 &lt;&lt; 16),</div>
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span>&#160; volume(1 &lt;&lt; 8),</div>
<div class="line"><a name="l00477"></a><span class="lineno"> 477</span>&#160; next_track_id(0) {}</div>
<div class="line"><a name="l00478"></a><span class="lineno"> 478</span>&#160;MovieHeader::~MovieHeader() {}</div>
<div class="line"><a name="l00479"></a><span class="lineno"><a class="line" href="../../dd/d14/structedash__packager_1_1media_1_1mp4_1_1MovieHeader.html#a4403980ce1e53080796c60d8d7f91ee1"> 479</a></span>&#160;FourCC <a class="code" href="../../dd/d14/structedash__packager_1_1media_1_1mp4_1_1MovieHeader.html#a4403980ce1e53080796c60d8d7f91ee1">MovieHeader::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_MVHD; }</div>
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span>&#160;</div>
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span>&#160;<span class="keywordtype">bool</span> MovieHeader::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer));</div>
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span>&#160;</div>
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span>&#160; <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="l00485"></a><span class="lineno"> 485</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a726ab4970a19fa671137e88098e3cd48">ReadWriteUInt64NBytes</a>(&amp;creation_time, num_bytes) &amp;&amp;</div>
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a726ab4970a19fa671137e88098e3cd48">ReadWriteUInt64NBytes</a>(&amp;modification_time, num_bytes) &amp;&amp;</div>
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;timescale) &amp;&amp;</div>
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a726ab4970a19fa671137e88098e3cd48">ReadWriteUInt64NBytes</a>(&amp;duration, num_bytes));</div>
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>&#160;</div>
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>&#160; std::vector&lt;uint8_t&gt; matrix(kUnityMatrix,</div>
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span>&#160; kUnityMatrix + arraysize(kUnityMatrix));</div>
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>&#160; RCHECK(buffer-&gt;ReadWriteInt32(&amp;rate) &amp;&amp;</div>
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span>&#160; buffer-&gt;ReadWriteInt16(&amp;volume) &amp;&amp;</div>
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a7efa53df1ef135edd31d1e1818b9a884">IgnoreBytes</a>(10) &amp;&amp; <span class="comment">// reserved</span></div>
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span>&#160; buffer-&gt;ReadWriteVector(&amp;matrix, matrix.size()) &amp;&amp;</div>
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a7efa53df1ef135edd31d1e1818b9a884">IgnoreBytes</a>(24) &amp;&amp; <span class="comment">// predefined zero</span></div>
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;next_track_id));</div>
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span>&#160;}</div>
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>&#160;</div>
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span>&#160;uint32_t MovieHeader::ComputeSizeInternal() {</div>
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span>&#160; version = IsFitIn32Bits(creation_time, modification_time, duration) ? 0 : 1;</div>
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + <span class="keyword">sizeof</span>(uint32_t) * (1 + version) * 3 +</div>
<div class="line"><a name="l00504"></a><span class="lineno"> 504</span>&#160; <span class="keyword">sizeof</span>(timescale) + <span class="keyword">sizeof</span>(rate) + <span class="keyword">sizeof</span>(volume) +</div>
<div class="line"><a name="l00505"></a><span class="lineno"> 505</span>&#160; <span class="keyword">sizeof</span>(next_track_id) + <span class="keyword">sizeof</span>(kUnityMatrix) + 10 +</div>
<div class="line"><a name="l00506"></a><span class="lineno"> 506</span>&#160; 24; <span class="comment">// 10 bytes reserved, 24 bytes predefined.</span></div>
<div class="line"><a name="l00507"></a><span class="lineno"> 507</span>&#160;}</div>
<div class="line"><a name="l00508"></a><span class="lineno"> 508</span>&#160;</div>
<div class="line"><a name="l00509"></a><span class="lineno"> 509</span>&#160;TrackHeader::TrackHeader()</div>
<div class="line"><a name="l00510"></a><span class="lineno"> 510</span>&#160; : creation_time(0),</div>
<div class="line"><a name="l00511"></a><span class="lineno"> 511</span>&#160; modification_time(0),</div>
<div class="line"><a name="l00512"></a><span class="lineno"> 512</span>&#160; track_id(0),</div>
<div class="line"><a name="l00513"></a><span class="lineno"> 513</span>&#160; duration(0),</div>
<div class="line"><a name="l00514"></a><span class="lineno"> 514</span>&#160; layer(0),</div>
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span>&#160; alternate_group(0),</div>
<div class="line"><a name="l00516"></a><span class="lineno"> 516</span>&#160; volume(-1),</div>
<div class="line"><a name="l00517"></a><span class="lineno"> 517</span>&#160; width(0),</div>
<div class="line"><a name="l00518"></a><span class="lineno"> 518</span>&#160; height(0) {</div>
<div class="line"><a name="l00519"></a><span class="lineno"> 519</span>&#160; flags = kTrackEnabled | kTrackInMovie;</div>
<div class="line"><a name="l00520"></a><span class="lineno"> 520</span>&#160;}</div>
<div class="line"><a name="l00521"></a><span class="lineno"> 521</span>&#160;TrackHeader::~TrackHeader() {}</div>
<div class="line"><a name="l00522"></a><span class="lineno"><a class="line" href="../../dd/d15/structedash__packager_1_1media_1_1mp4_1_1TrackHeader.html#a7347e1e4b0e9785b4cecaf6b24c7b70f"> 522</a></span>&#160;FourCC <a class="code" href="../../dd/d15/structedash__packager_1_1media_1_1mp4_1_1TrackHeader.html#a7347e1e4b0e9785b4cecaf6b24c7b70f">TrackHeader::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_TKHD; }</div>
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span>&#160;</div>
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span>&#160;<span class="keywordtype">bool</span> TrackHeader::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l00525"></a><span class="lineno"> 525</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer));</div>
<div class="line"><a name="l00526"></a><span class="lineno"> 526</span>&#160;</div>
<div class="line"><a name="l00527"></a><span class="lineno"> 527</span>&#160; <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="l00528"></a><span class="lineno"> 528</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a726ab4970a19fa671137e88098e3cd48">ReadWriteUInt64NBytes</a>(&amp;creation_time, num_bytes) &amp;&amp;</div>
<div class="line"><a name="l00529"></a><span class="lineno"> 529</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a726ab4970a19fa671137e88098e3cd48">ReadWriteUInt64NBytes</a>(&amp;modification_time, num_bytes) &amp;&amp;</div>
<div class="line"><a name="l00530"></a><span class="lineno"> 530</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;track_id) &amp;&amp;</div>
<div class="line"><a name="l00531"></a><span class="lineno"> 531</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a7efa53df1ef135edd31d1e1818b9a884">IgnoreBytes</a>(4) &amp;&amp; <span class="comment">// reserved</span></div>
<div class="line"><a name="l00532"></a><span class="lineno"> 532</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a726ab4970a19fa671137e88098e3cd48">ReadWriteUInt64NBytes</a>(&amp;duration, num_bytes));</div>
<div class="line"><a name="l00533"></a><span class="lineno"> 533</span>&#160;</div>
<div class="line"><a name="l00534"></a><span class="lineno"> 534</span>&#160; <span class="keywordflow">if</span> (!buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l00535"></a><span class="lineno"> 535</span>&#160; <span class="comment">// Set default value for volume, if track is audio, 0x100 else 0.</span></div>
<div class="line"><a name="l00536"></a><span class="lineno"> 536</span>&#160; <span class="keywordflow">if</span> (volume == -1)</div>
<div class="line"><a name="l00537"></a><span class="lineno"> 537</span>&#160; volume = (width != 0 &amp;&amp; height != 0) ? 0 : 0x100;</div>
<div class="line"><a name="l00538"></a><span class="lineno"> 538</span>&#160; }</div>
<div class="line"><a name="l00539"></a><span class="lineno"> 539</span>&#160; std::vector&lt;uint8_t&gt; matrix(kUnityMatrix,</div>
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span>&#160; kUnityMatrix + arraysize(kUnityMatrix));</div>
<div class="line"><a name="l00541"></a><span class="lineno"> 541</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a7efa53df1ef135edd31d1e1818b9a884">IgnoreBytes</a>(8) &amp;&amp; <span class="comment">// reserved</span></div>
<div class="line"><a name="l00542"></a><span class="lineno"> 542</span>&#160; buffer-&gt;ReadWriteInt16(&amp;layer) &amp;&amp;</div>
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span>&#160; buffer-&gt;ReadWriteInt16(&amp;alternate_group) &amp;&amp;</div>
<div class="line"><a name="l00544"></a><span class="lineno"> 544</span>&#160; buffer-&gt;ReadWriteInt16(&amp;volume) &amp;&amp;</div>
<div class="line"><a name="l00545"></a><span class="lineno"> 545</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a7efa53df1ef135edd31d1e1818b9a884">IgnoreBytes</a>(2) &amp;&amp; <span class="comment">// reserved</span></div>
<div class="line"><a name="l00546"></a><span class="lineno"> 546</span>&#160; buffer-&gt;ReadWriteVector(&amp;matrix, matrix.size()) &amp;&amp;</div>
<div class="line"><a name="l00547"></a><span class="lineno"> 547</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;width) &amp;&amp;</div>
<div class="line"><a name="l00548"></a><span class="lineno"> 548</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;height));</div>
<div class="line"><a name="l00549"></a><span class="lineno"> 549</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00550"></a><span class="lineno"> 550</span>&#160;}</div>
<div class="line"><a name="l00551"></a><span class="lineno"> 551</span>&#160;</div>
<div class="line"><a name="l00552"></a><span class="lineno"> 552</span>&#160;uint32_t TrackHeader::ComputeSizeInternal() {</div>
<div class="line"><a name="l00553"></a><span class="lineno"> 553</span>&#160; version = IsFitIn32Bits(creation_time, modification_time, duration) ? 0 : 1;</div>
<div class="line"><a name="l00554"></a><span class="lineno"> 554</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + <span class="keyword">sizeof</span>(track_id) +</div>
<div class="line"><a name="l00555"></a><span class="lineno"> 555</span>&#160; <span class="keyword">sizeof</span>(uint32_t) * (1 + version) * 3 + <span class="keyword">sizeof</span>(layer) +</div>
<div class="line"><a name="l00556"></a><span class="lineno"> 556</span>&#160; <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="l00557"></a><span class="lineno"> 557</span>&#160; <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="l00558"></a><span class="lineno"> 558</span>&#160;}</div>
<div class="line"><a name="l00559"></a><span class="lineno"> 559</span>&#160;</div>
<div class="line"><a name="l00560"></a><span class="lineno"> 560</span>&#160;SampleDescription::SampleDescription() : type(kInvalid) {}</div>
<div class="line"><a name="l00561"></a><span class="lineno"> 561</span>&#160;SampleDescription::~SampleDescription() {}</div>
<div class="line"><a name="l00562"></a><span class="lineno"><a class="line" href="../../d3/d74/structedash__packager_1_1media_1_1mp4_1_1SampleDescription.html#ada90ed0cac4d2d899424669864f7e6d8"> 562</a></span>&#160;FourCC <a class="code" href="../../d3/d74/structedash__packager_1_1media_1_1mp4_1_1SampleDescription.html#ada90ed0cac4d2d899424669864f7e6d8">SampleDescription::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_STSD; }</div>
<div class="line"><a name="l00563"></a><span class="lineno"> 563</span>&#160;</div>
<div class="line"><a name="l00564"></a><span class="lineno"> 564</span>&#160;<span class="keywordtype">bool</span> SampleDescription::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l00565"></a><span class="lineno"> 565</span>&#160; uint32_t count = 0;</div>
<div class="line"><a name="l00566"></a><span class="lineno"> 566</span>&#160; <span class="keywordflow">switch</span> (type) {</div>
<div class="line"><a name="l00567"></a><span class="lineno"> 567</span>&#160; <span class="keywordflow">case</span> kVideo:</div>
<div class="line"><a name="l00568"></a><span class="lineno"> 568</span>&#160; count = video_entries.size();</div>
<div class="line"><a name="l00569"></a><span class="lineno"> 569</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00570"></a><span class="lineno"> 570</span>&#160; <span class="keywordflow">case</span> kAudio:</div>
<div class="line"><a name="l00571"></a><span class="lineno"> 571</span>&#160; count = audio_entries.size();</div>
<div class="line"><a name="l00572"></a><span class="lineno"> 572</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00573"></a><span class="lineno"> 573</span>&#160; <span class="keywordflow">case</span> kText:</div>
<div class="line"><a name="l00574"></a><span class="lineno"> 574</span>&#160; count = text_entries.size();</div>
<div class="line"><a name="l00575"></a><span class="lineno"> 575</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00576"></a><span class="lineno"> 576</span>&#160; <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00577"></a><span class="lineno"> 577</span>&#160; NOTIMPLEMENTED() &lt;&lt; <span class="stringliteral">&quot;SampleDecryption type &quot;</span> &lt;&lt; type</div>
<div class="line"><a name="l00578"></a><span class="lineno"> 578</span>&#160; &lt;&lt; <span class="stringliteral">&quot; is not handled. Skipping.&quot;</span>;</div>
<div class="line"><a name="l00579"></a><span class="lineno"> 579</span>&#160; }</div>
<div class="line"><a name="l00580"></a><span class="lineno"> 580</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l00581"></a><span class="lineno"> 581</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;count));</div>
<div class="line"><a name="l00582"></a><span class="lineno"> 582</span>&#160;</div>
<div class="line"><a name="l00583"></a><span class="lineno"> 583</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l00584"></a><span class="lineno"> 584</span>&#160; BoxReader* reader = buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2141be2c0c4ec27b458df15e13d7239e">reader</a>();</div>
<div class="line"><a name="l00585"></a><span class="lineno"> 585</span>&#160; DCHECK(reader);</div>
<div class="line"><a name="l00586"></a><span class="lineno"> 586</span>&#160; video_entries.clear();</div>
<div class="line"><a name="l00587"></a><span class="lineno"> 587</span>&#160; audio_entries.clear();</div>
<div class="line"><a name="l00588"></a><span class="lineno"> 588</span>&#160; <span class="comment">// Note: this value is preset before scanning begins. See comments in the</span></div>
<div class="line"><a name="l00589"></a><span class="lineno"> 589</span>&#160; <span class="comment">// Parse(Media*) function.</span></div>
<div class="line"><a name="l00590"></a><span class="lineno"> 590</span>&#160; <span class="keywordflow">if</span> (type == kVideo) {</div>
<div class="line"><a name="l00591"></a><span class="lineno"> 591</span>&#160; RCHECK(reader-&gt;ReadAllChildren(&amp;video_entries));</div>
<div class="line"><a name="l00592"></a><span class="lineno"> 592</span>&#160; RCHECK(video_entries.size() == count);</div>
<div class="line"><a name="l00593"></a><span class="lineno"> 593</span>&#160; } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (type == kAudio) {</div>
<div class="line"><a name="l00594"></a><span class="lineno"> 594</span>&#160; RCHECK(reader-&gt;ReadAllChildren(&amp;audio_entries));</div>
<div class="line"><a name="l00595"></a><span class="lineno"> 595</span>&#160; RCHECK(audio_entries.size() == count);</div>
<div class="line"><a name="l00596"></a><span class="lineno"> 596</span>&#160; } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (type == kText) {</div>
<div class="line"><a name="l00597"></a><span class="lineno"> 597</span>&#160; RCHECK(reader-&gt;ReadAllChildren(&amp;text_entries));</div>
<div class="line"><a name="l00598"></a><span class="lineno"> 598</span>&#160; RCHECK(text_entries.size() == count);</div>
<div class="line"><a name="l00599"></a><span class="lineno"> 599</span>&#160; }</div>
<div class="line"><a name="l00600"></a><span class="lineno"> 600</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00601"></a><span class="lineno"> 601</span>&#160; DCHECK_LT(0u, count);</div>
<div class="line"><a name="l00602"></a><span class="lineno"> 602</span>&#160; <span class="keywordflow">if</span> (type == kVideo) {</div>
<div class="line"><a name="l00603"></a><span class="lineno"> 603</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; count; ++i)</div>
<div class="line"><a name="l00604"></a><span class="lineno"> 604</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;video_entries[i]));</div>
<div class="line"><a name="l00605"></a><span class="lineno"> 605</span>&#160; } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (type == kAudio) {</div>
<div class="line"><a name="l00606"></a><span class="lineno"> 606</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; count; ++i)</div>
<div class="line"><a name="l00607"></a><span class="lineno"> 607</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;audio_entries[i]));</div>
<div class="line"><a name="l00608"></a><span class="lineno"> 608</span>&#160; } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (type == kText) {</div>
<div class="line"><a name="l00609"></a><span class="lineno"> 609</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; count; ++i)</div>
<div class="line"><a name="l00610"></a><span class="lineno"> 610</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;text_entries[i]));</div>
<div class="line"><a name="l00611"></a><span class="lineno"> 611</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00612"></a><span class="lineno"> 612</span>&#160; NOTIMPLEMENTED();</div>
<div class="line"><a name="l00613"></a><span class="lineno"> 613</span>&#160; }</div>
<div class="line"><a name="l00614"></a><span class="lineno"> 614</span>&#160; }</div>
<div class="line"><a name="l00615"></a><span class="lineno"> 615</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00616"></a><span class="lineno"> 616</span>&#160;}</div>
<div class="line"><a name="l00617"></a><span class="lineno"> 617</span>&#160;</div>
<div class="line"><a name="l00618"></a><span class="lineno"> 618</span>&#160;uint32_t SampleDescription::ComputeSizeInternal() {</div>
<div class="line"><a name="l00619"></a><span class="lineno"> 619</span>&#160; uint32_t box_size = <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + <span class="keyword">sizeof</span>(uint32_t);</div>
<div class="line"><a name="l00620"></a><span class="lineno"> 620</span>&#160; <span class="keywordflow">if</span> (type == kVideo) {</div>
<div class="line"><a name="l00621"></a><span class="lineno"> 621</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; video_entries.size(); ++i)</div>
<div class="line"><a name="l00622"></a><span class="lineno"> 622</span>&#160; box_size += video_entries[i].<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>();</div>
<div class="line"><a name="l00623"></a><span class="lineno"> 623</span>&#160; } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (type == kAudio) {</div>
<div class="line"><a name="l00624"></a><span class="lineno"> 624</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; audio_entries.size(); ++i)</div>
<div class="line"><a name="l00625"></a><span class="lineno"> 625</span>&#160; box_size += audio_entries[i].<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>();</div>
<div class="line"><a name="l00626"></a><span class="lineno"> 626</span>&#160; } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (type == kText) {</div>
<div class="line"><a name="l00627"></a><span class="lineno"> 627</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; text_entries.size(); ++i)</div>
<div class="line"><a name="l00628"></a><span class="lineno"> 628</span>&#160; box_size += text_entries[i].<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>();</div>
<div class="line"><a name="l00629"></a><span class="lineno"> 629</span>&#160; }</div>
<div class="line"><a name="l00630"></a><span class="lineno"> 630</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a6a9392e954db3ae0aa6cc16c87562dc7">box_size</a>;</div>
<div class="line"><a name="l00631"></a><span class="lineno"> 631</span>&#160;}</div>
<div class="line"><a name="l00632"></a><span class="lineno"> 632</span>&#160;</div>
<div class="line"><a name="l00633"></a><span class="lineno"> 633</span>&#160;DecodingTimeToSample::DecodingTimeToSample() {}</div>
<div class="line"><a name="l00634"></a><span class="lineno"> 634</span>&#160;DecodingTimeToSample::~DecodingTimeToSample() {}</div>
<div class="line"><a name="l00635"></a><span class="lineno"><a class="line" href="../../dc/db7/structedash__packager_1_1media_1_1mp4_1_1DecodingTimeToSample.html#a52fc624b3a6ce6ccd1077420d46d6ef2"> 635</a></span>&#160;FourCC <a class="code" href="../../dc/db7/structedash__packager_1_1media_1_1mp4_1_1DecodingTimeToSample.html#a52fc624b3a6ce6ccd1077420d46d6ef2">DecodingTimeToSample::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_STTS; }</div>
<div class="line"><a name="l00636"></a><span class="lineno"> 636</span>&#160;</div>
<div class="line"><a name="l00637"></a><span class="lineno"> 637</span>&#160;<span class="keywordtype">bool</span> DecodingTimeToSample::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l00638"></a><span class="lineno"> 638</span>&#160; uint32_t count = decoding_time.size();</div>
<div class="line"><a name="l00639"></a><span class="lineno"> 639</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l00640"></a><span class="lineno"> 640</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;count));</div>
<div class="line"><a name="l00641"></a><span class="lineno"> 641</span>&#160;</div>
<div class="line"><a name="l00642"></a><span class="lineno"> 642</span>&#160; decoding_time.resize(count);</div>
<div class="line"><a name="l00643"></a><span class="lineno"> 643</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; count; ++i) {</div>
<div class="line"><a name="l00644"></a><span class="lineno"> 644</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt32(&amp;decoding_time[i].sample_count) &amp;&amp;</div>
<div class="line"><a name="l00645"></a><span class="lineno"> 645</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;decoding_time[i].sample_delta));</div>
<div class="line"><a name="l00646"></a><span class="lineno"> 646</span>&#160; }</div>
<div class="line"><a name="l00647"></a><span class="lineno"> 647</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00648"></a><span class="lineno"> 648</span>&#160;}</div>
<div class="line"><a name="l00649"></a><span class="lineno"> 649</span>&#160;</div>
<div class="line"><a name="l00650"></a><span class="lineno"> 650</span>&#160;uint32_t DecodingTimeToSample::ComputeSizeInternal() {</div>
<div class="line"><a name="l00651"></a><span class="lineno"> 651</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + <span class="keyword">sizeof</span>(uint32_t) +</div>
<div class="line"><a name="l00652"></a><span class="lineno"> 652</span>&#160; <span class="keyword">sizeof</span>(DecodingTime) * decoding_time.size();</div>
<div class="line"><a name="l00653"></a><span class="lineno"> 653</span>&#160;}</div>
<div class="line"><a name="l00654"></a><span class="lineno"> 654</span>&#160;</div>
<div class="line"><a name="l00655"></a><span class="lineno"> 655</span>&#160;CompositionTimeToSample::CompositionTimeToSample() {}</div>
<div class="line"><a name="l00656"></a><span class="lineno"> 656</span>&#160;CompositionTimeToSample::~CompositionTimeToSample() {}</div>
<div class="line"><a name="l00657"></a><span class="lineno"><a class="line" href="../../da/d54/structedash__packager_1_1media_1_1mp4_1_1CompositionTimeToSample.html#a11a38fe87d393d25f89b0b616159479f"> 657</a></span>&#160;FourCC <a class="code" href="../../da/d54/structedash__packager_1_1media_1_1mp4_1_1CompositionTimeToSample.html#a11a38fe87d393d25f89b0b616159479f">CompositionTimeToSample::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_CTTS; }</div>
<div class="line"><a name="l00658"></a><span class="lineno"> 658</span>&#160;</div>
<div class="line"><a name="l00659"></a><span class="lineno"> 659</span>&#160;<span class="keywordtype">bool</span> CompositionTimeToSample::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l00660"></a><span class="lineno"> 660</span>&#160; uint32_t count = composition_offset.size();</div>
<div class="line"><a name="l00661"></a><span class="lineno"> 661</span>&#160; <span class="keywordflow">if</span> (!buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l00662"></a><span class="lineno"> 662</span>&#160; <span class="comment">// Determine whether version 0 or version 1 should be used.</span></div>
<div class="line"><a name="l00663"></a><span class="lineno"> 663</span>&#160; <span class="comment">// Use version 0 if possible, use version 1 if there is a negative</span></div>
<div class="line"><a name="l00664"></a><span class="lineno"> 664</span>&#160; <span class="comment">// sample_offset value.</span></div>
<div class="line"><a name="l00665"></a><span class="lineno"> 665</span>&#160; version = 0;</div>
<div class="line"><a name="l00666"></a><span class="lineno"> 666</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; count; ++i) {</div>
<div class="line"><a name="l00667"></a><span class="lineno"> 667</span>&#160; <span class="keywordflow">if</span> (composition_offset[i].sample_offset &lt; 0) {</div>
<div class="line"><a name="l00668"></a><span class="lineno"> 668</span>&#160; version = 1;</div>
<div class="line"><a name="l00669"></a><span class="lineno"> 669</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00670"></a><span class="lineno"> 670</span>&#160; }</div>
<div class="line"><a name="l00671"></a><span class="lineno"> 671</span>&#160; }</div>
<div class="line"><a name="l00672"></a><span class="lineno"> 672</span>&#160; }</div>
<div class="line"><a name="l00673"></a><span class="lineno"> 673</span>&#160;</div>
<div class="line"><a name="l00674"></a><span class="lineno"> 674</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l00675"></a><span class="lineno"> 675</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;count));</div>
<div class="line"><a name="l00676"></a><span class="lineno"> 676</span>&#160;</div>
<div class="line"><a name="l00677"></a><span class="lineno"> 677</span>&#160; composition_offset.resize(count);</div>
<div class="line"><a name="l00678"></a><span class="lineno"> 678</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; count; ++i) {</div>
<div class="line"><a name="l00679"></a><span class="lineno"> 679</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt32(&amp;composition_offset[i].sample_count));</div>
<div class="line"><a name="l00680"></a><span class="lineno"> 680</span>&#160;</div>
<div class="line"><a name="l00681"></a><span class="lineno"> 681</span>&#160; <span class="keywordflow">if</span> (version == 0) {</div>
<div class="line"><a name="l00682"></a><span class="lineno"> 682</span>&#160; uint32_t sample_offset = composition_offset[i].sample_offset;</div>
<div class="line"><a name="l00683"></a><span class="lineno"> 683</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt32(&amp;sample_offset));</div>
<div class="line"><a name="l00684"></a><span class="lineno"> 684</span>&#160; composition_offset[i].sample_offset = sample_offset;</div>
<div class="line"><a name="l00685"></a><span class="lineno"> 685</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00686"></a><span class="lineno"> 686</span>&#160; int32_t sample_offset = composition_offset[i].sample_offset;</div>
<div class="line"><a name="l00687"></a><span class="lineno"> 687</span>&#160; RCHECK(buffer-&gt;ReadWriteInt32(&amp;sample_offset));</div>
<div class="line"><a name="l00688"></a><span class="lineno"> 688</span>&#160; composition_offset[i].sample_offset = sample_offset;</div>
<div class="line"><a name="l00689"></a><span class="lineno"> 689</span>&#160; }</div>
<div class="line"><a name="l00690"></a><span class="lineno"> 690</span>&#160; }</div>
<div class="line"><a name="l00691"></a><span class="lineno"> 691</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00692"></a><span class="lineno"> 692</span>&#160;}</div>
<div class="line"><a name="l00693"></a><span class="lineno"> 693</span>&#160;</div>
<div class="line"><a name="l00694"></a><span class="lineno"> 694</span>&#160;uint32_t CompositionTimeToSample::ComputeSizeInternal() {</div>
<div class="line"><a name="l00695"></a><span class="lineno"> 695</span>&#160; <span class="comment">// This box is optional. Skip it if it is empty.</span></div>
<div class="line"><a name="l00696"></a><span class="lineno"> 696</span>&#160; <span class="keywordflow">if</span> (composition_offset.empty())</div>
<div class="line"><a name="l00697"></a><span class="lineno"> 697</span>&#160; <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00698"></a><span class="lineno"> 698</span>&#160; <span class="comment">// Structure CompositionOffset contains |sample_offset| (uint32_t) and</span></div>
<div class="line"><a name="l00699"></a><span class="lineno"> 699</span>&#160; <span class="comment">// |sample_offset| (int64_t). The actual size of |sample_offset| is</span></div>
<div class="line"><a name="l00700"></a><span class="lineno"> 700</span>&#160; <span class="comment">// 4 bytes (uint32_t for version 0 and int32_t for version 1).</span></div>
<div class="line"><a name="l00701"></a><span class="lineno"> 701</span>&#160; <span class="keyword">const</span> uint32_t kCompositionOffsetSize = <span class="keyword">sizeof</span>(uint32_t) * 2;</div>
<div class="line"><a name="l00702"></a><span class="lineno"> 702</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + <span class="keyword">sizeof</span>(uint32_t) +</div>
<div class="line"><a name="l00703"></a><span class="lineno"> 703</span>&#160; kCompositionOffsetSize * composition_offset.size();</div>
<div class="line"><a name="l00704"></a><span class="lineno"> 704</span>&#160;}</div>
<div class="line"><a name="l00705"></a><span class="lineno"> 705</span>&#160;</div>
<div class="line"><a name="l00706"></a><span class="lineno"> 706</span>&#160;SampleToChunk::SampleToChunk() {}</div>
<div class="line"><a name="l00707"></a><span class="lineno"> 707</span>&#160;SampleToChunk::~SampleToChunk() {}</div>
<div class="line"><a name="l00708"></a><span class="lineno"><a class="line" href="../../df/d76/structedash__packager_1_1media_1_1mp4_1_1SampleToChunk.html#ac28ec4cd9cac79d7b552102cb8c3304a"> 708</a></span>&#160;FourCC <a class="code" href="../../df/d76/structedash__packager_1_1media_1_1mp4_1_1SampleToChunk.html#ac28ec4cd9cac79d7b552102cb8c3304a">SampleToChunk::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_STSC; }</div>
<div class="line"><a name="l00709"></a><span class="lineno"> 709</span>&#160;</div>
<div class="line"><a name="l00710"></a><span class="lineno"> 710</span>&#160;<span class="keywordtype">bool</span> SampleToChunk::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l00711"></a><span class="lineno"> 711</span>&#160; uint32_t count = chunk_info.size();</div>
<div class="line"><a name="l00712"></a><span class="lineno"> 712</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l00713"></a><span class="lineno"> 713</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;count));</div>
<div class="line"><a name="l00714"></a><span class="lineno"> 714</span>&#160;</div>
<div class="line"><a name="l00715"></a><span class="lineno"> 715</span>&#160; chunk_info.resize(count);</div>
<div class="line"><a name="l00716"></a><span class="lineno"> 716</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; count; ++i) {</div>
<div class="line"><a name="l00717"></a><span class="lineno"> 717</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt32(&amp;chunk_info[i].first_chunk) &amp;&amp;</div>
<div class="line"><a name="l00718"></a><span class="lineno"> 718</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;chunk_info[i].samples_per_chunk) &amp;&amp;</div>
<div class="line"><a name="l00719"></a><span class="lineno"> 719</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;chunk_info[i].sample_description_index));</div>
<div class="line"><a name="l00720"></a><span class="lineno"> 720</span>&#160; <span class="comment">// first_chunk values are always increasing.</span></div>
<div class="line"><a name="l00721"></a><span class="lineno"> 721</span>&#160; RCHECK(i == 0 ? chunk_info[i].first_chunk == 1</div>
<div class="line"><a name="l00722"></a><span class="lineno"> 722</span>&#160; : chunk_info[i].first_chunk &gt; chunk_info[i - 1].first_chunk);</div>
<div class="line"><a name="l00723"></a><span class="lineno"> 723</span>&#160; }</div>
<div class="line"><a name="l00724"></a><span class="lineno"> 724</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00725"></a><span class="lineno"> 725</span>&#160;}</div>
<div class="line"><a name="l00726"></a><span class="lineno"> 726</span>&#160;</div>
<div class="line"><a name="l00727"></a><span class="lineno"> 727</span>&#160;uint32_t SampleToChunk::ComputeSizeInternal() {</div>
<div class="line"><a name="l00728"></a><span class="lineno"> 728</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + <span class="keyword">sizeof</span>(uint32_t) +</div>
<div class="line"><a name="l00729"></a><span class="lineno"> 729</span>&#160; <span class="keyword">sizeof</span>(ChunkInfo) * chunk_info.size();</div>
<div class="line"><a name="l00730"></a><span class="lineno"> 730</span>&#160;}</div>
<div class="line"><a name="l00731"></a><span class="lineno"> 731</span>&#160;</div>
<div class="line"><a name="l00732"></a><span class="lineno"> 732</span>&#160;SampleSize::SampleSize() : sample_size(0), sample_count(0) {}</div>
<div class="line"><a name="l00733"></a><span class="lineno"> 733</span>&#160;SampleSize::~SampleSize() {}</div>
<div class="line"><a name="l00734"></a><span class="lineno"><a class="line" href="../../d7/da5/structedash__packager_1_1media_1_1mp4_1_1SampleSize.html#ad408709db5e9d0843948b1de6921d11c"> 734</a></span>&#160;FourCC <a class="code" href="../../d7/da5/structedash__packager_1_1media_1_1mp4_1_1SampleSize.html#ad408709db5e9d0843948b1de6921d11c">SampleSize::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_STSZ; }</div>
<div class="line"><a name="l00735"></a><span class="lineno"> 735</span>&#160;</div>
<div class="line"><a name="l00736"></a><span class="lineno"> 736</span>&#160;<span class="keywordtype">bool</span> SampleSize::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l00737"></a><span class="lineno"> 737</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l00738"></a><span class="lineno"> 738</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;sample_size) &amp;&amp;</div>
<div class="line"><a name="l00739"></a><span class="lineno"> 739</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;sample_count));</div>
<div class="line"><a name="l00740"></a><span class="lineno"> 740</span>&#160;</div>
<div class="line"><a name="l00741"></a><span class="lineno"> 741</span>&#160; <span class="keywordflow">if</span> (sample_size == 0) {</div>
<div class="line"><a name="l00742"></a><span class="lineno"> 742</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>())</div>
<div class="line"><a name="l00743"></a><span class="lineno"> 743</span>&#160; sizes.resize(sample_count);</div>
<div class="line"><a name="l00744"></a><span class="lineno"> 744</span>&#160; <span class="keywordflow">else</span></div>
<div class="line"><a name="l00745"></a><span class="lineno"> 745</span>&#160; DCHECK(sample_count == sizes.size());</div>
<div class="line"><a name="l00746"></a><span class="lineno"> 746</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; sample_count; ++i)</div>
<div class="line"><a name="l00747"></a><span class="lineno"> 747</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt32(&amp;sizes[i]));</div>
<div class="line"><a name="l00748"></a><span class="lineno"> 748</span>&#160; }</div>
<div class="line"><a name="l00749"></a><span class="lineno"> 749</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00750"></a><span class="lineno"> 750</span>&#160;}</div>
<div class="line"><a name="l00751"></a><span class="lineno"> 751</span>&#160;</div>
<div class="line"><a name="l00752"></a><span class="lineno"> 752</span>&#160;uint32_t SampleSize::ComputeSizeInternal() {</div>
<div class="line"><a name="l00753"></a><span class="lineno"> 753</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + <span class="keyword">sizeof</span>(sample_size) + <span class="keyword">sizeof</span>(sample_count) +</div>
<div class="line"><a name="l00754"></a><span class="lineno"> 754</span>&#160; (sample_size == 0 ? <span class="keyword">sizeof</span>(uint32_t) * sizes.size() : 0);</div>
<div class="line"><a name="l00755"></a><span class="lineno"> 755</span>&#160;}</div>
<div class="line"><a name="l00756"></a><span class="lineno"> 756</span>&#160;</div>
<div class="line"><a name="l00757"></a><span class="lineno"> 757</span>&#160;CompactSampleSize::CompactSampleSize() : field_size(0) {}</div>
<div class="line"><a name="l00758"></a><span class="lineno"> 758</span>&#160;CompactSampleSize::~CompactSampleSize() {}</div>
<div class="line"><a name="l00759"></a><span class="lineno"><a class="line" href="../../db/d89/structedash__packager_1_1media_1_1mp4_1_1CompactSampleSize.html#afd1bbe1300c24d2b86e69a2b20942174"> 759</a></span>&#160;FourCC <a class="code" href="../../db/d89/structedash__packager_1_1media_1_1mp4_1_1CompactSampleSize.html#afd1bbe1300c24d2b86e69a2b20942174">CompactSampleSize::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_STZ2; }</div>
<div class="line"><a name="l00760"></a><span class="lineno"> 760</span>&#160;</div>
<div class="line"><a name="l00761"></a><span class="lineno"> 761</span>&#160;<span class="keywordtype">bool</span> CompactSampleSize::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l00762"></a><span class="lineno"> 762</span>&#160; uint32_t sample_count = sizes.size();</div>
<div class="line"><a name="l00763"></a><span class="lineno"> 763</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l00764"></a><span class="lineno"> 764</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a7efa53df1ef135edd31d1e1818b9a884">IgnoreBytes</a>(3) &amp;&amp;</div>
<div class="line"><a name="l00765"></a><span class="lineno"> 765</span>&#160; buffer-&gt;ReadWriteUInt8(&amp;field_size) &amp;&amp;</div>
<div class="line"><a name="l00766"></a><span class="lineno"> 766</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;sample_count));</div>
<div class="line"><a name="l00767"></a><span class="lineno"> 767</span>&#160;</div>
<div class="line"><a name="l00768"></a><span class="lineno"> 768</span>&#160; <span class="comment">// Reserve one more entry if field size is 4 bits.</span></div>
<div class="line"><a name="l00769"></a><span class="lineno"> 769</span>&#160; sizes.resize(sample_count + (field_size == 4 ? 1 : 0), 0);</div>
<div class="line"><a name="l00770"></a><span class="lineno"> 770</span>&#160; <span class="keywordflow">switch</span> (field_size) {</div>
<div class="line"><a name="l00771"></a><span class="lineno"> 771</span>&#160; <span class="keywordflow">case</span> 4:</div>
<div class="line"><a name="l00772"></a><span class="lineno"> 772</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; sample_count; i += 2) {</div>
<div class="line"><a name="l00773"></a><span class="lineno"> 773</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l00774"></a><span class="lineno"> 774</span>&#160; uint8_t size = 0;</div>
<div class="line"><a name="l00775"></a><span class="lineno"> 775</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt8(&amp;size));</div>
<div class="line"><a name="l00776"></a><span class="lineno"> 776</span>&#160; sizes[i] = size &gt;&gt; 4;</div>
<div class="line"><a name="l00777"></a><span class="lineno"> 777</span>&#160; sizes[i + 1] = size &amp; 0x0F;</div>
<div class="line"><a name="l00778"></a><span class="lineno"> 778</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00779"></a><span class="lineno"> 779</span>&#160; DCHECK_LT(sizes[i], 16u);</div>
<div class="line"><a name="l00780"></a><span class="lineno"> 780</span>&#160; DCHECK_LT(sizes[i + 1], 16u);</div>
<div class="line"><a name="l00781"></a><span class="lineno"> 781</span>&#160; uint8_t size = (sizes[i] &lt;&lt; 4) | sizes[i + 1];</div>
<div class="line"><a name="l00782"></a><span class="lineno"> 782</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt8(&amp;size));</div>
<div class="line"><a name="l00783"></a><span class="lineno"> 783</span>&#160; }</div>
<div class="line"><a name="l00784"></a><span class="lineno"> 784</span>&#160; }</div>
<div class="line"><a name="l00785"></a><span class="lineno"> 785</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00786"></a><span class="lineno"> 786</span>&#160; <span class="keywordflow">case</span> 8:</div>
<div class="line"><a name="l00787"></a><span class="lineno"> 787</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; sample_count; ++i) {</div>
<div class="line"><a name="l00788"></a><span class="lineno"> 788</span>&#160; uint8_t size = sizes[i];</div>
<div class="line"><a name="l00789"></a><span class="lineno"> 789</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt8(&amp;size));</div>
<div class="line"><a name="l00790"></a><span class="lineno"> 790</span>&#160; sizes[i] = size;</div>
<div class="line"><a name="l00791"></a><span class="lineno"> 791</span>&#160; }</div>
<div class="line"><a name="l00792"></a><span class="lineno"> 792</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00793"></a><span class="lineno"> 793</span>&#160; <span class="keywordflow">case</span> 16:</div>
<div class="line"><a name="l00794"></a><span class="lineno"> 794</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; sample_count; ++i) {</div>
<div class="line"><a name="l00795"></a><span class="lineno"> 795</span>&#160; uint16_t size = sizes[i];</div>
<div class="line"><a name="l00796"></a><span class="lineno"> 796</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt16(&amp;size));</div>
<div class="line"><a name="l00797"></a><span class="lineno"> 797</span>&#160; sizes[i] = size;</div>
<div class="line"><a name="l00798"></a><span class="lineno"> 798</span>&#160; }</div>
<div class="line"><a name="l00799"></a><span class="lineno"> 799</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00800"></a><span class="lineno"> 800</span>&#160; <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00801"></a><span class="lineno"> 801</span>&#160; RCHECK(<span class="keyword">false</span>);</div>
<div class="line"><a name="l00802"></a><span class="lineno"> 802</span>&#160; }</div>
<div class="line"><a name="l00803"></a><span class="lineno"> 803</span>&#160; sizes.resize(sample_count);</div>
<div class="line"><a name="l00804"></a><span class="lineno"> 804</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00805"></a><span class="lineno"> 805</span>&#160;}</div>
<div class="line"><a name="l00806"></a><span class="lineno"> 806</span>&#160;</div>
<div class="line"><a name="l00807"></a><span class="lineno"> 807</span>&#160;uint32_t CompactSampleSize::ComputeSizeInternal() {</div>
<div class="line"><a name="l00808"></a><span class="lineno"> 808</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + <span class="keyword">sizeof</span>(uint32_t) + <span class="keyword">sizeof</span>(uint32_t) +</div>
<div class="line"><a name="l00809"></a><span class="lineno"> 809</span>&#160; (field_size * sizes.size() + 7) / 8;</div>
<div class="line"><a name="l00810"></a><span class="lineno"> 810</span>&#160;}</div>
<div class="line"><a name="l00811"></a><span class="lineno"> 811</span>&#160;</div>
<div class="line"><a name="l00812"></a><span class="lineno"> 812</span>&#160;ChunkOffset::ChunkOffset() {}</div>
<div class="line"><a name="l00813"></a><span class="lineno"> 813</span>&#160;ChunkOffset::~ChunkOffset() {}</div>
<div class="line"><a name="l00814"></a><span class="lineno"><a class="line" href="../../d6/d79/structedash__packager_1_1media_1_1mp4_1_1ChunkOffset.html#a7aa021dc4bc57fd5abb83582513ec7d6"> 814</a></span>&#160;FourCC <a class="code" href="../../d6/d79/structedash__packager_1_1media_1_1mp4_1_1ChunkOffset.html#a7aa021dc4bc57fd5abb83582513ec7d6">ChunkOffset::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_STCO; }</div>
<div class="line"><a name="l00815"></a><span class="lineno"> 815</span>&#160;</div>
<div class="line"><a name="l00816"></a><span class="lineno"> 816</span>&#160;<span class="keywordtype">bool</span> ChunkOffset::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l00817"></a><span class="lineno"> 817</span>&#160; uint32_t count = offsets.size();</div>
<div class="line"><a name="l00818"></a><span class="lineno"> 818</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l00819"></a><span class="lineno"> 819</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;count));</div>
<div class="line"><a name="l00820"></a><span class="lineno"> 820</span>&#160;</div>
<div class="line"><a name="l00821"></a><span class="lineno"> 821</span>&#160; offsets.resize(count);</div>
<div class="line"><a name="l00822"></a><span class="lineno"> 822</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; count; ++i)</div>
<div class="line"><a name="l00823"></a><span class="lineno"> 823</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a726ab4970a19fa671137e88098e3cd48">ReadWriteUInt64NBytes</a>(&amp;offsets[i], <span class="keyword">sizeof</span>(uint32_t)));</div>
<div class="line"><a name="l00824"></a><span class="lineno"> 824</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00825"></a><span class="lineno"> 825</span>&#160;}</div>
<div class="line"><a name="l00826"></a><span class="lineno"> 826</span>&#160;</div>
<div class="line"><a name="l00827"></a><span class="lineno"> 827</span>&#160;uint32_t ChunkOffset::ComputeSizeInternal() {</div>
<div class="line"><a name="l00828"></a><span class="lineno"> 828</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + <span class="keyword">sizeof</span>(uint32_t) + <span class="keyword">sizeof</span>(uint32_t) * offsets.size();</div>
<div class="line"><a name="l00829"></a><span class="lineno"> 829</span>&#160;}</div>
<div class="line"><a name="l00830"></a><span class="lineno"> 830</span>&#160;</div>
<div class="line"><a name="l00831"></a><span class="lineno"> 831</span>&#160;ChunkLargeOffset::ChunkLargeOffset() {}</div>
<div class="line"><a name="l00832"></a><span class="lineno"> 832</span>&#160;ChunkLargeOffset::~ChunkLargeOffset() {}</div>
<div class="line"><a name="l00833"></a><span class="lineno"><a class="line" href="../../da/d81/structedash__packager_1_1media_1_1mp4_1_1ChunkLargeOffset.html#a83ff8d4e12f4a84c9e5652d74cb582d4"> 833</a></span>&#160;FourCC <a class="code" href="../../da/d81/structedash__packager_1_1media_1_1mp4_1_1ChunkLargeOffset.html#a83ff8d4e12f4a84c9e5652d74cb582d4">ChunkLargeOffset::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_CO64; }</div>
<div class="line"><a name="l00834"></a><span class="lineno"> 834</span>&#160;</div>
<div class="line"><a name="l00835"></a><span class="lineno"> 835</span>&#160;<span class="keywordtype">bool</span> ChunkLargeOffset::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l00836"></a><span class="lineno"> 836</span>&#160; uint32_t count = offsets.size();</div>
<div class="line"><a name="l00837"></a><span class="lineno"> 837</span>&#160;</div>
<div class="line"><a name="l00838"></a><span class="lineno"> 838</span>&#160; <span class="keywordflow">if</span> (!buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l00839"></a><span class="lineno"> 839</span>&#160; <span class="comment">// Switch to ChunkOffset box if it is able to fit in 32 bits offset.</span></div>
<div class="line"><a name="l00840"></a><span class="lineno"> 840</span>&#160; <span class="keywordflow">if</span> (count == 0 || IsFitIn32Bits(offsets[count - 1])) {</div>
<div class="line"><a name="l00841"></a><span class="lineno"> 841</span>&#160; <a class="code" href="../../d6/d79/structedash__packager_1_1media_1_1mp4_1_1ChunkOffset.html">ChunkOffset</a> stco;</div>
<div class="line"><a name="l00842"></a><span class="lineno"> 842</span>&#160; stco.offsets.swap(offsets);</div>
<div class="line"><a name="l00843"></a><span class="lineno"> 843</span>&#160; DCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ac1c1d4d768f8f656f6ac2b5f4873b0a1">writer</a>());</div>
<div class="line"><a name="l00844"></a><span class="lineno"> 844</span>&#160; stco.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa7a756828b5514fcd3eaf16d86c413c0">Write</a>(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ac1c1d4d768f8f656f6ac2b5f4873b0a1">writer</a>());</div>
<div class="line"><a name="l00845"></a><span class="lineno"> 845</span>&#160; stco.offsets.swap(offsets);</div>
<div class="line"><a name="l00846"></a><span class="lineno"> 846</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00847"></a><span class="lineno"> 847</span>&#160; }</div>
<div class="line"><a name="l00848"></a><span class="lineno"> 848</span>&#160; }</div>
<div class="line"><a name="l00849"></a><span class="lineno"> 849</span>&#160;</div>
<div class="line"><a name="l00850"></a><span class="lineno"> 850</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l00851"></a><span class="lineno"> 851</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;count));</div>
<div class="line"><a name="l00852"></a><span class="lineno"> 852</span>&#160;</div>
<div class="line"><a name="l00853"></a><span class="lineno"> 853</span>&#160; offsets.resize(count);</div>
<div class="line"><a name="l00854"></a><span class="lineno"> 854</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; count; ++i)</div>
<div class="line"><a name="l00855"></a><span class="lineno"> 855</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt64(&amp;offsets[i]));</div>
<div class="line"><a name="l00856"></a><span class="lineno"> 856</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00857"></a><span class="lineno"> 857</span>&#160;}</div>
<div class="line"><a name="l00858"></a><span class="lineno"> 858</span>&#160;</div>
<div class="line"><a name="l00859"></a><span class="lineno"> 859</span>&#160;uint32_t ChunkLargeOffset::ComputeSizeInternal() {</div>
<div class="line"><a name="l00860"></a><span class="lineno"> 860</span>&#160; uint32_t count = offsets.size();</div>
<div class="line"><a name="l00861"></a><span class="lineno"> 861</span>&#160; <span class="keywordtype">int</span> use_large_offset =</div>
<div class="line"><a name="l00862"></a><span class="lineno"> 862</span>&#160; (count &gt; 0 &amp;&amp; !IsFitIn32Bits(offsets[count - 1])) ? 1 : 0;</div>
<div class="line"><a name="l00863"></a><span class="lineno"> 863</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + <span class="keyword">sizeof</span>(count) +</div>
<div class="line"><a name="l00864"></a><span class="lineno"> 864</span>&#160; <span class="keyword">sizeof</span>(uint32_t) * (1 + use_large_offset) * offsets.size();</div>
<div class="line"><a name="l00865"></a><span class="lineno"> 865</span>&#160;}</div>
<div class="line"><a name="l00866"></a><span class="lineno"> 866</span>&#160;</div>
<div class="line"><a name="l00867"></a><span class="lineno"> 867</span>&#160;SyncSample::SyncSample() {}</div>
<div class="line"><a name="l00868"></a><span class="lineno"> 868</span>&#160;SyncSample::~SyncSample() {}</div>
<div class="line"><a name="l00869"></a><span class="lineno"><a class="line" href="../../d9/d18/structedash__packager_1_1media_1_1mp4_1_1SyncSample.html#a83405091000e8777b4be3088ed638c65"> 869</a></span>&#160;FourCC <a class="code" href="../../d9/d18/structedash__packager_1_1media_1_1mp4_1_1SyncSample.html#a83405091000e8777b4be3088ed638c65">SyncSample::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_STSS; }</div>
<div class="line"><a name="l00870"></a><span class="lineno"> 870</span>&#160;</div>
<div class="line"><a name="l00871"></a><span class="lineno"> 871</span>&#160;<span class="keywordtype">bool</span> SyncSample::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l00872"></a><span class="lineno"> 872</span>&#160; uint32_t count = sample_number.size();</div>
<div class="line"><a name="l00873"></a><span class="lineno"> 873</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l00874"></a><span class="lineno"> 874</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;count));</div>
<div class="line"><a name="l00875"></a><span class="lineno"> 875</span>&#160;</div>
<div class="line"><a name="l00876"></a><span class="lineno"> 876</span>&#160; sample_number.resize(count);</div>
<div class="line"><a name="l00877"></a><span class="lineno"> 877</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; count; ++i)</div>
<div class="line"><a name="l00878"></a><span class="lineno"> 878</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt32(&amp;sample_number[i]));</div>
<div class="line"><a name="l00879"></a><span class="lineno"> 879</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00880"></a><span class="lineno"> 880</span>&#160;}</div>
<div class="line"><a name="l00881"></a><span class="lineno"> 881</span>&#160;</div>
<div class="line"><a name="l00882"></a><span class="lineno"> 882</span>&#160;uint32_t SyncSample::ComputeSizeInternal() {</div>
<div class="line"><a name="l00883"></a><span class="lineno"> 883</span>&#160; <span class="comment">// Sync sample box is optional. Skip it if it is empty.</span></div>
<div class="line"><a name="l00884"></a><span class="lineno"> 884</span>&#160; <span class="keywordflow">if</span> (sample_number.empty())</div>
<div class="line"><a name="l00885"></a><span class="lineno"> 885</span>&#160; <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00886"></a><span class="lineno"> 886</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + <span class="keyword">sizeof</span>(uint32_t) +</div>
<div class="line"><a name="l00887"></a><span class="lineno"> 887</span>&#160; <span class="keyword">sizeof</span>(uint32_t) * sample_number.size();</div>
<div class="line"><a name="l00888"></a><span class="lineno"> 888</span>&#160;}</div>
<div class="line"><a name="l00889"></a><span class="lineno"> 889</span>&#160;</div>
<div class="line"><a name="l00890"></a><span class="lineno"> 890</span>&#160;SampleTable::SampleTable() {}</div>
<div class="line"><a name="l00891"></a><span class="lineno"> 891</span>&#160;SampleTable::~SampleTable() {}</div>
<div class="line"><a name="l00892"></a><span class="lineno"><a class="line" href="../../d3/d77/structedash__packager_1_1media_1_1mp4_1_1SampleTable.html#a8d8d5a5f691ea55bd0248a6d12302e90"> 892</a></span>&#160;FourCC <a class="code" href="../../d3/d77/structedash__packager_1_1media_1_1mp4_1_1SampleTable.html#a8d8d5a5f691ea55bd0248a6d12302e90">SampleTable::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_STBL; }</div>
<div class="line"><a name="l00893"></a><span class="lineno"> 893</span>&#160;</div>
<div class="line"><a name="l00894"></a><span class="lineno"> 894</span>&#160;<span class="keywordtype">bool</span> SampleTable::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l00895"></a><span class="lineno"> 895</span>&#160; RCHECK(<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l00896"></a><span class="lineno"> 896</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2e46c4812ac9c48288a8461c230a375b">PrepareChildren</a>() &amp;&amp;</div>
<div class="line"><a name="l00897"></a><span class="lineno"> 897</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;description) &amp;&amp;</div>
<div class="line"><a name="l00898"></a><span class="lineno"> 898</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;decoding_time_to_sample) &amp;&amp;</div>
<div class="line"><a name="l00899"></a><span class="lineno"> 899</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a0573809c43c576c1835f5b8aa0e57191">TryReadWriteChild</a>(&amp;composition_time_to_sample) &amp;&amp;</div>
<div class="line"><a name="l00900"></a><span class="lineno"> 900</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;sample_to_chunk));</div>
<div class="line"><a name="l00901"></a><span class="lineno"> 901</span>&#160;</div>
<div class="line"><a name="l00902"></a><span class="lineno"> 902</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l00903"></a><span class="lineno"> 903</span>&#160; <a class="code" href="../../db/d6c/classedash__packager_1_1media_1_1mp4_1_1BoxReader.html">BoxReader</a>* reader = buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2141be2c0c4ec27b458df15e13d7239e">reader</a>();</div>
<div class="line"><a name="l00904"></a><span class="lineno"> 904</span>&#160; DCHECK(reader);</div>
<div class="line"><a name="l00905"></a><span class="lineno"> 905</span>&#160;</div>
<div class="line"><a name="l00906"></a><span class="lineno"> 906</span>&#160; <span class="comment">// Either SampleSize or CompactSampleSize must present.</span></div>
<div class="line"><a name="l00907"></a><span class="lineno"> 907</span>&#160; <span class="keywordflow">if</span> (reader-&gt;<a class="code" href="../../db/d6c/classedash__packager_1_1media_1_1mp4_1_1BoxReader.html#a5bc71875b0e8fe70cba17e2fe6f974fa">ChildExist</a>(&amp;sample_size)) {</div>
<div class="line"><a name="l00908"></a><span class="lineno"> 908</span>&#160; RCHECK(reader-&gt;<a class="code" href="../../db/d6c/classedash__packager_1_1media_1_1mp4_1_1BoxReader.html#a480fdd0a597a8b77f7613abb2e8f5629">ReadChild</a>(&amp;sample_size));</div>
<div class="line"><a name="l00909"></a><span class="lineno"> 909</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00910"></a><span class="lineno"> 910</span>&#160; CompactSampleSize compact_sample_size;</div>
<div class="line"><a name="l00911"></a><span class="lineno"> 911</span>&#160; RCHECK(reader-&gt;<a class="code" href="../../db/d6c/classedash__packager_1_1media_1_1mp4_1_1BoxReader.html#a480fdd0a597a8b77f7613abb2e8f5629">ReadChild</a>(&amp;compact_sample_size));</div>
<div class="line"><a name="l00912"></a><span class="lineno"> 912</span>&#160; sample_size.sample_size = 0;</div>
<div class="line"><a name="l00913"></a><span class="lineno"> 913</span>&#160; sample_size.sample_count = compact_sample_size.sizes.size();</div>
<div class="line"><a name="l00914"></a><span class="lineno"> 914</span>&#160; sample_size.sizes.swap(compact_sample_size.sizes);</div>
<div class="line"><a name="l00915"></a><span class="lineno"> 915</span>&#160; }</div>
<div class="line"><a name="l00916"></a><span class="lineno"> 916</span>&#160;</div>
<div class="line"><a name="l00917"></a><span class="lineno"> 917</span>&#160; <span class="comment">// Either ChunkOffset or ChunkLargeOffset must present.</span></div>
<div class="line"><a name="l00918"></a><span class="lineno"> 918</span>&#160; <span class="keywordflow">if</span> (reader-&gt;<a class="code" href="../../db/d6c/classedash__packager_1_1media_1_1mp4_1_1BoxReader.html#a5bc71875b0e8fe70cba17e2fe6f974fa">ChildExist</a>(&amp;chunk_large_offset)) {</div>
<div class="line"><a name="l00919"></a><span class="lineno"> 919</span>&#160; RCHECK(reader-&gt;<a class="code" href="../../db/d6c/classedash__packager_1_1media_1_1mp4_1_1BoxReader.html#a480fdd0a597a8b77f7613abb2e8f5629">ReadChild</a>(&amp;chunk_large_offset));</div>
<div class="line"><a name="l00920"></a><span class="lineno"> 920</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00921"></a><span class="lineno"> 921</span>&#160; ChunkOffset chunk_offset;</div>
<div class="line"><a name="l00922"></a><span class="lineno"> 922</span>&#160; RCHECK(reader-&gt;<a class="code" href="../../db/d6c/classedash__packager_1_1media_1_1mp4_1_1BoxReader.html#a480fdd0a597a8b77f7613abb2e8f5629">ReadChild</a>(&amp;chunk_offset));</div>
<div class="line"><a name="l00923"></a><span class="lineno"> 923</span>&#160; chunk_large_offset.offsets.swap(chunk_offset.offsets);</div>
<div class="line"><a name="l00924"></a><span class="lineno"> 924</span>&#160; }</div>
<div class="line"><a name="l00925"></a><span class="lineno"> 925</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00926"></a><span class="lineno"> 926</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;sample_size) &amp;&amp;</div>
<div class="line"><a name="l00927"></a><span class="lineno"> 927</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;chunk_large_offset));</div>
<div class="line"><a name="l00928"></a><span class="lineno"> 928</span>&#160; }</div>
<div class="line"><a name="l00929"></a><span class="lineno"> 929</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a0573809c43c576c1835f5b8aa0e57191">TryReadWriteChild</a>(&amp;sync_sample));</div>
<div class="line"><a name="l00930"></a><span class="lineno"> 930</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00931"></a><span class="lineno"> 931</span>&#160;}</div>
<div class="line"><a name="l00932"></a><span class="lineno"> 932</span>&#160;</div>
<div class="line"><a name="l00933"></a><span class="lineno"> 933</span>&#160;uint32_t SampleTable::ComputeSizeInternal() {</div>
<div class="line"><a name="l00934"></a><span class="lineno"> 934</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + description.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() +</div>
<div class="line"><a name="l00935"></a><span class="lineno"> 935</span>&#160; decoding_time_to_sample.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() +</div>
<div class="line"><a name="l00936"></a><span class="lineno"> 936</span>&#160; composition_time_to_sample.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() +</div>
<div class="line"><a name="l00937"></a><span class="lineno"> 937</span>&#160; sample_to_chunk.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() + sample_size.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() +</div>
<div class="line"><a name="l00938"></a><span class="lineno"> 938</span>&#160; chunk_large_offset.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() + sync_sample.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>();</div>
<div class="line"><a name="l00939"></a><span class="lineno"> 939</span>&#160;}</div>
<div class="line"><a name="l00940"></a><span class="lineno"> 940</span>&#160;</div>
<div class="line"><a name="l00941"></a><span class="lineno"> 941</span>&#160;EditList::EditList() {}</div>
<div class="line"><a name="l00942"></a><span class="lineno"> 942</span>&#160;EditList::~EditList() {}</div>
<div class="line"><a name="l00943"></a><span class="lineno"><a class="line" href="../../d8/d4a/structedash__packager_1_1media_1_1mp4_1_1EditList.html#aeeaefd1b799f2da1d28dd037ecbbd6a8"> 943</a></span>&#160;FourCC <a class="code" href="../../d8/d4a/structedash__packager_1_1media_1_1mp4_1_1EditList.html#aeeaefd1b799f2da1d28dd037ecbbd6a8">EditList::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_ELST; }</div>
<div class="line"><a name="l00944"></a><span class="lineno"> 944</span>&#160;</div>
<div class="line"><a name="l00945"></a><span class="lineno"> 945</span>&#160;<span class="keywordtype">bool</span> EditList::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l00946"></a><span class="lineno"> 946</span>&#160; uint32_t count = edits.size();</div>
<div class="line"><a name="l00947"></a><span class="lineno"> 947</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer) &amp;&amp; buffer-&gt;ReadWriteUInt32(&amp;count));</div>
<div class="line"><a name="l00948"></a><span class="lineno"> 948</span>&#160; edits.resize(count);</div>
<div class="line"><a name="l00949"></a><span class="lineno"> 949</span>&#160;</div>
<div class="line"><a name="l00950"></a><span class="lineno"> 950</span>&#160; <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="l00951"></a><span class="lineno"> 951</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; count; ++i) {</div>
<div class="line"><a name="l00952"></a><span class="lineno"> 952</span>&#160; RCHECK(</div>
<div class="line"><a name="l00953"></a><span class="lineno"> 953</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a726ab4970a19fa671137e88098e3cd48">ReadWriteUInt64NBytes</a>(&amp;edits[i].segment_duration, num_bytes) &amp;&amp;</div>
<div class="line"><a name="l00954"></a><span class="lineno"> 954</span>&#160; buffer-&gt;ReadWriteInt64NBytes(&amp;edits[i].media_time, num_bytes) &amp;&amp;</div>
<div class="line"><a name="l00955"></a><span class="lineno"> 955</span>&#160; buffer-&gt;ReadWriteInt16(&amp;edits[i].media_rate_integer) &amp;&amp;</div>
<div class="line"><a name="l00956"></a><span class="lineno"> 956</span>&#160; buffer-&gt;ReadWriteInt16(&amp;edits[i].media_rate_fraction));</div>
<div class="line"><a name="l00957"></a><span class="lineno"> 957</span>&#160; }</div>
<div class="line"><a name="l00958"></a><span class="lineno"> 958</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00959"></a><span class="lineno"> 959</span>&#160;}</div>
<div class="line"><a name="l00960"></a><span class="lineno"> 960</span>&#160;</div>
<div class="line"><a name="l00961"></a><span class="lineno"> 961</span>&#160;uint32_t EditList::ComputeSizeInternal() {</div>
<div class="line"><a name="l00962"></a><span class="lineno"> 962</span>&#160; <span class="comment">// EditList box is optional. Skip it if it is empty.</span></div>
<div class="line"><a name="l00963"></a><span class="lineno"> 963</span>&#160; <span class="keywordflow">if</span> (edits.empty())</div>
<div class="line"><a name="l00964"></a><span class="lineno"> 964</span>&#160; <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00965"></a><span class="lineno"> 965</span>&#160;</div>
<div class="line"><a name="l00966"></a><span class="lineno"> 966</span>&#160; version = 0;</div>
<div class="line"><a name="l00967"></a><span class="lineno"> 967</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; edits.size(); ++i) {</div>
<div class="line"><a name="l00968"></a><span class="lineno"> 968</span>&#160; <span class="keywordflow">if</span> (!IsFitIn32Bits(edits[i].segment_duration, edits[i].media_time)) {</div>
<div class="line"><a name="l00969"></a><span class="lineno"> 969</span>&#160; version = 1;</div>
<div class="line"><a name="l00970"></a><span class="lineno"> 970</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00971"></a><span class="lineno"> 971</span>&#160; }</div>
<div class="line"><a name="l00972"></a><span class="lineno"> 972</span>&#160; }</div>
<div class="line"><a name="l00973"></a><span class="lineno"> 973</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + <span class="keyword">sizeof</span>(uint32_t) +</div>
<div class="line"><a name="l00974"></a><span class="lineno"> 974</span>&#160; (<span class="keyword">sizeof</span>(uint32_t) * (1 + version) * 2 + <span class="keyword">sizeof</span>(int16_t) * 2) *</div>
<div class="line"><a name="l00975"></a><span class="lineno"> 975</span>&#160; edits.size();</div>
<div class="line"><a name="l00976"></a><span class="lineno"> 976</span>&#160;}</div>
<div class="line"><a name="l00977"></a><span class="lineno"> 977</span>&#160;</div>
<div class="line"><a name="l00978"></a><span class="lineno"> 978</span>&#160;Edit::Edit() {}</div>
<div class="line"><a name="l00979"></a><span class="lineno"> 979</span>&#160;Edit::~Edit() {}</div>
<div class="line"><a name="l00980"></a><span class="lineno"><a class="line" href="../../d7/d4f/structedash__packager_1_1media_1_1mp4_1_1Edit.html#aa59c17335999289620bd51d05d3208ab"> 980</a></span>&#160;FourCC <a class="code" href="../../d7/d4f/structedash__packager_1_1media_1_1mp4_1_1Edit.html#aa59c17335999289620bd51d05d3208ab">Edit::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_EDTS; }</div>
<div class="line"><a name="l00981"></a><span class="lineno"> 981</span>&#160;</div>
<div class="line"><a name="l00982"></a><span class="lineno"> 982</span>&#160;<span class="keywordtype">bool</span> Edit::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l00983"></a><span class="lineno"> 983</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l00984"></a><span class="lineno"> 984</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2e46c4812ac9c48288a8461c230a375b">PrepareChildren</a>() &amp;&amp;</div>
<div class="line"><a name="l00985"></a><span class="lineno"> 985</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;list);</div>
<div class="line"><a name="l00986"></a><span class="lineno"> 986</span>&#160;}</div>
<div class="line"><a name="l00987"></a><span class="lineno"> 987</span>&#160;</div>
<div class="line"><a name="l00988"></a><span class="lineno"> 988</span>&#160;uint32_t Edit::ComputeSizeInternal() {</div>
<div class="line"><a name="l00989"></a><span class="lineno"> 989</span>&#160; <span class="comment">// Edit box is optional. Skip it if it is empty.</span></div>
<div class="line"><a name="l00990"></a><span class="lineno"> 990</span>&#160; <span class="keywordflow">if</span> (list.edits.empty())</div>
<div class="line"><a name="l00991"></a><span class="lineno"> 991</span>&#160; <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00992"></a><span class="lineno"> 992</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + list.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>();</div>
<div class="line"><a name="l00993"></a><span class="lineno"> 993</span>&#160;}</div>
<div class="line"><a name="l00994"></a><span class="lineno"> 994</span>&#160;</div>
<div class="line"><a name="l00995"></a><span class="lineno"> 995</span>&#160;HandlerReference::HandlerReference() : handler_type(FOURCC_NULL) {}</div>
<div class="line"><a name="l00996"></a><span class="lineno"> 996</span>&#160;HandlerReference::~HandlerReference() {}</div>
<div class="line"><a name="l00997"></a><span class="lineno"><a class="line" href="../../d3/dbd/structedash__packager_1_1media_1_1mp4_1_1HandlerReference.html#a27e27257f90332a2585114153e0d7594"> 997</a></span>&#160;FourCC <a class="code" href="../../d3/dbd/structedash__packager_1_1media_1_1mp4_1_1HandlerReference.html#a27e27257f90332a2585114153e0d7594">HandlerReference::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_HDLR; }</div>
<div class="line"><a name="l00998"></a><span class="lineno"> 998</span>&#160;</div>
<div class="line"><a name="l00999"></a><span class="lineno"> 999</span>&#160;<span class="keywordtype">bool</span> HandlerReference::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01000"></a><span class="lineno"> 1000</span>&#160; std::vector&lt;uint8_t&gt; handler_name;</div>
<div class="line"><a name="l01001"></a><span class="lineno"> 1001</span>&#160; <span class="keywordflow">if</span> (!buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l01002"></a><span class="lineno"> 1002</span>&#160; <span class="keywordflow">switch</span> (handler_type) {</div>
<div class="line"><a name="l01003"></a><span class="lineno"> 1003</span>&#160; <span class="keywordflow">case</span> FOURCC_VIDE:</div>
<div class="line"><a name="l01004"></a><span class="lineno"> 1004</span>&#160; handler_name.assign(kVideoHandlerName,</div>
<div class="line"><a name="l01005"></a><span class="lineno"> 1005</span>&#160; kVideoHandlerName + arraysize(kVideoHandlerName));</div>
<div class="line"><a name="l01006"></a><span class="lineno"> 1006</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l01007"></a><span class="lineno"> 1007</span>&#160; <span class="keywordflow">case</span> FOURCC_SOUN:</div>
<div class="line"><a name="l01008"></a><span class="lineno"> 1008</span>&#160; handler_name.assign(kAudioHandlerName,</div>
<div class="line"><a name="l01009"></a><span class="lineno"> 1009</span>&#160; kAudioHandlerName + arraysize(kAudioHandlerName));</div>
<div class="line"><a name="l01010"></a><span class="lineno"> 1010</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l01011"></a><span class="lineno"> 1011</span>&#160; <span class="keywordflow">case</span> FOURCC_TEXT:</div>
<div class="line"><a name="l01012"></a><span class="lineno"> 1012</span>&#160; handler_name.assign(kTextHandlerName,</div>
<div class="line"><a name="l01013"></a><span class="lineno"> 1013</span>&#160; kTextHandlerName + arraysize(kTextHandlerName));</div>
<div class="line"><a name="l01014"></a><span class="lineno"> 1014</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l01015"></a><span class="lineno"> 1015</span>&#160; <span class="keywordflow">case</span> FOURCC_ID32:</div>
<div class="line"><a name="l01016"></a><span class="lineno"> 1016</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l01017"></a><span class="lineno"> 1017</span>&#160; <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l01018"></a><span class="lineno"> 1018</span>&#160; NOTIMPLEMENTED();</div>
<div class="line"><a name="l01019"></a><span class="lineno"> 1019</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l01020"></a><span class="lineno"> 1020</span>&#160; }</div>
<div class="line"><a name="l01021"></a><span class="lineno"> 1021</span>&#160; }</div>
<div class="line"><a name="l01022"></a><span class="lineno"> 1022</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l01023"></a><span class="lineno"> 1023</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a7efa53df1ef135edd31d1e1818b9a884">IgnoreBytes</a>(4) &amp;&amp; <span class="comment">// predefined.</span></div>
<div class="line"><a name="l01024"></a><span class="lineno"> 1024</span>&#160; buffer-&gt;ReadWriteFourCC(&amp;handler_type));</div>
<div class="line"><a name="l01025"></a><span class="lineno"> 1025</span>&#160; <span class="keywordflow">if</span> (!buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l01026"></a><span class="lineno"> 1026</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a7efa53df1ef135edd31d1e1818b9a884">IgnoreBytes</a>(12) &amp;&amp; <span class="comment">// reserved.</span></div>
<div class="line"><a name="l01027"></a><span class="lineno"> 1027</span>&#160; buffer-&gt;ReadWriteVector(&amp;handler_name, handler_name.size()));</div>
<div class="line"><a name="l01028"></a><span class="lineno"> 1028</span>&#160; }</div>
<div class="line"><a name="l01029"></a><span class="lineno"> 1029</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01030"></a><span class="lineno"> 1030</span>&#160;}</div>
<div class="line"><a name="l01031"></a><span class="lineno"> 1031</span>&#160;</div>
<div class="line"><a name="l01032"></a><span class="lineno"> 1032</span>&#160;uint32_t HandlerReference::ComputeSizeInternal() {</div>
<div class="line"><a name="l01033"></a><span class="lineno"> 1033</span>&#160; uint32_t box_size = <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + kFourCCSize + 16; <span class="comment">// 16 bytes Reserved</span></div>
<div class="line"><a name="l01034"></a><span class="lineno"> 1034</span>&#160; <span class="keywordflow">switch</span> (handler_type) {</div>
<div class="line"><a name="l01035"></a><span class="lineno"> 1035</span>&#160; <span class="keywordflow">case</span> FOURCC_VIDE:</div>
<div class="line"><a name="l01036"></a><span class="lineno"> 1036</span>&#160; box_size += <span class="keyword">sizeof</span>(kVideoHandlerName);</div>
<div class="line"><a name="l01037"></a><span class="lineno"> 1037</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l01038"></a><span class="lineno"> 1038</span>&#160; <span class="keywordflow">case</span> FOURCC_SOUN:</div>
<div class="line"><a name="l01039"></a><span class="lineno"> 1039</span>&#160; box_size += <span class="keyword">sizeof</span>(kAudioHandlerName);</div>
<div class="line"><a name="l01040"></a><span class="lineno"> 1040</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l01041"></a><span class="lineno"> 1041</span>&#160; <span class="keywordflow">case</span> FOURCC_TEXT:</div>
<div class="line"><a name="l01042"></a><span class="lineno"> 1042</span>&#160; box_size += <span class="keyword">sizeof</span>(kTextHandlerName);</div>
<div class="line"><a name="l01043"></a><span class="lineno"> 1043</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l01044"></a><span class="lineno"> 1044</span>&#160; <span class="keywordflow">case</span> FOURCC_ID32:</div>
<div class="line"><a name="l01045"></a><span class="lineno"> 1045</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l01046"></a><span class="lineno"> 1046</span>&#160; <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l01047"></a><span class="lineno"> 1047</span>&#160; NOTIMPLEMENTED();</div>
<div class="line"><a name="l01048"></a><span class="lineno"> 1048</span>&#160; }</div>
<div class="line"><a name="l01049"></a><span class="lineno"> 1049</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a6a9392e954db3ae0aa6cc16c87562dc7">box_size</a>;</div>
<div class="line"><a name="l01050"></a><span class="lineno"> 1050</span>&#160;}</div>
<div class="line"><a name="l01051"></a><span class="lineno"> 1051</span>&#160;</div>
<div class="line"><a name="l01052"></a><span class="lineno"> 1052</span>&#160;<span class="keywordtype">bool</span> Language::ReadWrite(BoxBuffer* buffer) {</div>
<div class="line"><a name="l01053"></a><span class="lineno"> 1053</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;Reading()) {</div>
<div class="line"><a name="l01054"></a><span class="lineno"> 1054</span>&#160; <span class="comment">// Read language codes into temp first then use BitReader to read the</span></div>
<div class="line"><a name="l01055"></a><span class="lineno"> 1055</span>&#160; <span class="comment">// values. ISO-639-2/T language code: unsigned int(5)[3] language (2 bytes).</span></div>
<div class="line"><a name="l01056"></a><span class="lineno"> 1056</span>&#160; std::vector&lt;uint8_t&gt; temp;</div>
<div class="line"><a name="l01057"></a><span class="lineno"> 1057</span>&#160; RCHECK(buffer-&gt;ReadWriteVector(&amp;temp, 2));</div>
<div class="line"><a name="l01058"></a><span class="lineno"> 1058</span>&#160;</div>
<div class="line"><a name="l01059"></a><span class="lineno"> 1059</span>&#160; BitReader bit_reader(&amp;temp[0], 2);</div>
<div class="line"><a name="l01060"></a><span class="lineno"> 1060</span>&#160; bit_reader.SkipBits(1);</div>
<div class="line"><a name="l01061"></a><span class="lineno"> 1061</span>&#160; <span class="keywordtype">char</span> language[3];</div>
<div class="line"><a name="l01062"></a><span class="lineno"> 1062</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; 3; ++i) {</div>
<div class="line"><a name="l01063"></a><span class="lineno"> 1063</span>&#160; CHECK(bit_reader.ReadBits(5, &amp;language[i]));</div>
<div class="line"><a name="l01064"></a><span class="lineno"> 1064</span>&#160; language[i] += 0x60;</div>
<div class="line"><a name="l01065"></a><span class="lineno"> 1065</span>&#160; }</div>
<div class="line"><a name="l01066"></a><span class="lineno"> 1066</span>&#160; code.assign(language, 3);</div>
<div class="line"><a name="l01067"></a><span class="lineno"> 1067</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01068"></a><span class="lineno"> 1068</span>&#160; <span class="comment">// Set up default language if it is not set.</span></div>
<div class="line"><a name="l01069"></a><span class="lineno"> 1069</span>&#160; <span class="keyword">const</span> <span class="keywordtype">char</span> kUndefinedLanguage[] = <span class="stringliteral">&quot;und&quot;</span>;</div>
<div class="line"><a name="l01070"></a><span class="lineno"> 1070</span>&#160; <span class="keywordflow">if</span> (code.empty())</div>
<div class="line"><a name="l01071"></a><span class="lineno"> 1071</span>&#160; code = kUndefinedLanguage;</div>
<div class="line"><a name="l01072"></a><span class="lineno"> 1072</span>&#160; DCHECK_EQ(code.size(), 3u);</div>
<div class="line"><a name="l01073"></a><span class="lineno"> 1073</span>&#160;</div>
<div class="line"><a name="l01074"></a><span class="lineno"> 1074</span>&#160; <span class="comment">// Lang format: bit(1) pad, unsigned int(5)[3] language.</span></div>
<div class="line"><a name="l01075"></a><span class="lineno"> 1075</span>&#160; uint16_t lang = 0;</div>
<div class="line"><a name="l01076"></a><span class="lineno"> 1076</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; 3; ++i)</div>
<div class="line"><a name="l01077"></a><span class="lineno"> 1077</span>&#160; lang |= (code[i] - 0x60) &lt;&lt; ((2 - i) * 5);</div>
<div class="line"><a name="l01078"></a><span class="lineno"> 1078</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt16(&amp;lang));</div>
<div class="line"><a name="l01079"></a><span class="lineno"> 1079</span>&#160; }</div>
<div class="line"><a name="l01080"></a><span class="lineno"> 1080</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01081"></a><span class="lineno"> 1081</span>&#160;}</div>
<div class="line"><a name="l01082"></a><span class="lineno"> 1082</span>&#160;</div>
<div class="line"><a name="l01083"></a><span class="lineno"> 1083</span>&#160;uint32_t Language::ComputeSize()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l01084"></a><span class="lineno"> 1084</span>&#160; <span class="comment">// ISO-639-2/T language code: unsigned int(5)[3] language (2 bytes).</span></div>
<div class="line"><a name="l01085"></a><span class="lineno"> 1085</span>&#160; <span class="keywordflow">return</span> 2;</div>
<div class="line"><a name="l01086"></a><span class="lineno"> 1086</span>&#160;}</div>
<div class="line"><a name="l01087"></a><span class="lineno"> 1087</span>&#160;</div>
<div class="line"><a name="l01088"></a><span class="lineno"> 1088</span>&#160;<span class="keywordtype">bool</span> PrivFrame::ReadWrite(BoxBuffer* buffer) {</div>
<div class="line"><a name="l01089"></a><span class="lineno"> 1089</span>&#160; FourCC fourcc = FOURCC_PRIV;</div>
<div class="line"><a name="l01090"></a><span class="lineno"> 1090</span>&#160; RCHECK(buffer-&gt;ReadWriteFourCC(&amp;fourcc));</div>
<div class="line"><a name="l01091"></a><span class="lineno"> 1091</span>&#160; <span class="keywordflow">if</span> (fourcc != FOURCC_PRIV) {</div>
<div class="line"><a name="l01092"></a><span class="lineno"> 1092</span>&#160; VLOG(1) &lt;&lt; <span class="stringliteral">&quot;Skip unrecognized id3 frame during read: &quot;</span></div>
<div class="line"><a name="l01093"></a><span class="lineno"> 1093</span>&#160; &lt;&lt; FourCCToString(fourcc);</div>
<div class="line"><a name="l01094"></a><span class="lineno"> 1094</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01095"></a><span class="lineno"> 1095</span>&#160; }</div>
<div class="line"><a name="l01096"></a><span class="lineno"> 1096</span>&#160;</div>
<div class="line"><a name="l01097"></a><span class="lineno"> 1097</span>&#160; uint32_t frame_size = owner.size() + 1 + value.size();</div>
<div class="line"><a name="l01098"></a><span class="lineno"> 1098</span>&#160; <span class="comment">// size should be encoded as synchsafe integer, which is not support here.</span></div>
<div class="line"><a name="l01099"></a><span class="lineno"> 1099</span>&#160; <span class="comment">// We don&#39;t expect frame_size to be larger than 0x7F. Synchsafe integers less</span></div>
<div class="line"><a name="l01100"></a><span class="lineno"> 1100</span>&#160; <span class="comment">// than 0x7F is encoded in the same way as normal integer.</span></div>
<div class="line"><a name="l01101"></a><span class="lineno"> 1101</span>&#160; DCHECK_LT(frame_size, 0x7Fu);</div>
<div class="line"><a name="l01102"></a><span class="lineno"> 1102</span>&#160; uint16_t flags = 0;</div>
<div class="line"><a name="l01103"></a><span class="lineno"> 1103</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt32(&amp;frame_size) &amp;&amp;</div>
<div class="line"><a name="l01104"></a><span class="lineno"> 1104</span>&#160; buffer-&gt;ReadWriteUInt16(&amp;flags));</div>
<div class="line"><a name="l01105"></a><span class="lineno"> 1105</span>&#160;</div>
<div class="line"><a name="l01106"></a><span class="lineno"> 1106</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;Reading()) {</div>
<div class="line"><a name="l01107"></a><span class="lineno"> 1107</span>&#160; std::string str;</div>
<div class="line"><a name="l01108"></a><span class="lineno"> 1108</span>&#160; RCHECK(buffer-&gt;ReadWriteString(&amp;str, frame_size));</div>
<div class="line"><a name="l01109"></a><span class="lineno"> 1109</span>&#160; <span class="comment">// |owner| is null terminated.</span></div>
<div class="line"><a name="l01110"></a><span class="lineno"> 1110</span>&#160; <span class="keywordtype">size_t</span> pos = str.find(<span class="charliteral">&#39;\0&#39;</span>);</div>
<div class="line"><a name="l01111"></a><span class="lineno"> 1111</span>&#160; RCHECK(pos &lt; str.size());</div>
<div class="line"><a name="l01112"></a><span class="lineno"> 1112</span>&#160; owner = str.substr(0, pos);</div>
<div class="line"><a name="l01113"></a><span class="lineno"> 1113</span>&#160; value = str.substr(pos + 1);</div>
<div class="line"><a name="l01114"></a><span class="lineno"> 1114</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01115"></a><span class="lineno"> 1115</span>&#160; uint8_t byte = 0; <span class="comment">// Null terminating byte between owner and value.</span></div>
<div class="line"><a name="l01116"></a><span class="lineno"> 1116</span>&#160; RCHECK(buffer-&gt;ReadWriteString(&amp;owner, owner.size()) &amp;&amp;</div>
<div class="line"><a name="l01117"></a><span class="lineno"> 1117</span>&#160; buffer-&gt;ReadWriteUInt8(&amp;byte) &amp;&amp;</div>
<div class="line"><a name="l01118"></a><span class="lineno"> 1118</span>&#160; buffer-&gt;ReadWriteString(&amp;value, value.size()));</div>
<div class="line"><a name="l01119"></a><span class="lineno"> 1119</span>&#160; }</div>
<div class="line"><a name="l01120"></a><span class="lineno"> 1120</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01121"></a><span class="lineno"> 1121</span>&#160;}</div>
<div class="line"><a name="l01122"></a><span class="lineno"> 1122</span>&#160;</div>
<div class="line"><a name="l01123"></a><span class="lineno"> 1123</span>&#160;uint32_t PrivFrame::ComputeSize()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l01124"></a><span class="lineno"> 1124</span>&#160; <span class="keywordflow">if</span> (owner.empty() &amp;&amp; value.empty())</div>
<div class="line"><a name="l01125"></a><span class="lineno"> 1125</span>&#160; <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l01126"></a><span class="lineno"> 1126</span>&#160; <span class="keyword">const</span> uint32_t kFourCCSize = 4;</div>
<div class="line"><a name="l01127"></a><span class="lineno"> 1127</span>&#160; <span class="keywordflow">return</span> kFourCCSize + <span class="keyword">sizeof</span>(uint32_t) + <span class="keyword">sizeof</span>(uint16_t) + owner.size() + 1 +</div>
<div class="line"><a name="l01128"></a><span class="lineno"> 1128</span>&#160; value.size();</div>
<div class="line"><a name="l01129"></a><span class="lineno"> 1129</span>&#160;}</div>
<div class="line"><a name="l01130"></a><span class="lineno"> 1130</span>&#160;</div>
<div class="line"><a name="l01131"></a><span class="lineno"> 1131</span>&#160;ID3v2::ID3v2() {}</div>
<div class="line"><a name="l01132"></a><span class="lineno"> 1132</span>&#160;ID3v2::~ID3v2() {}</div>
<div class="line"><a name="l01133"></a><span class="lineno"> 1133</span>&#160;</div>
<div class="line"><a name="l01134"></a><span class="lineno"><a class="line" href="../../d9/d21/structedash__packager_1_1media_1_1mp4_1_1ID3v2.html#acc52776c15a2dcd6a61be12cb7604bb1"> 1134</a></span>&#160;FourCC <a class="code" href="../../d9/d21/structedash__packager_1_1media_1_1mp4_1_1ID3v2.html#acc52776c15a2dcd6a61be12cb7604bb1">ID3v2::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_ID32; }</div>
<div class="line"><a name="l01135"></a><span class="lineno"> 1135</span>&#160;</div>
<div class="line"><a name="l01136"></a><span class="lineno"> 1136</span>&#160;<span class="keywordtype">bool</span> ID3v2::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01137"></a><span class="lineno"> 1137</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l01138"></a><span class="lineno"> 1138</span>&#160; language.ReadWrite(buffer));</div>
<div class="line"><a name="l01139"></a><span class="lineno"> 1139</span>&#160;</div>
<div class="line"><a name="l01140"></a><span class="lineno"> 1140</span>&#160; <span class="comment">// Read/Write ID3v2 header</span></div>
<div class="line"><a name="l01141"></a><span class="lineno"> 1141</span>&#160; std::string id3v2_identifier = kID3v2Identifier;</div>
<div class="line"><a name="l01142"></a><span class="lineno"> 1142</span>&#160; uint16_t version = kID3v2Version;</div>
<div class="line"><a name="l01143"></a><span class="lineno"> 1143</span>&#160; <span class="comment">// We only support PrivateFrame in ID3.</span></div>
<div class="line"><a name="l01144"></a><span class="lineno"> 1144</span>&#160; uint32_t data_size = <a class="code" href="../../d9/d21/structedash__packager_1_1media_1_1mp4_1_1ID3v2.html#a3fb3c5b29417b64cfebd470f5a8b204f">private_frame</a>.ComputeSize();</div>
<div class="line"><a name="l01145"></a><span class="lineno"> 1145</span>&#160; <span class="comment">// size should be encoded as synchsafe integer, which is not support here.</span></div>
<div class="line"><a name="l01146"></a><span class="lineno"> 1146</span>&#160; <span class="comment">// We don&#39;t expect data_size to be larger than 0x7F. Synchsafe integers less</span></div>
<div class="line"><a name="l01147"></a><span class="lineno"> 1147</span>&#160; <span class="comment">// than 0x7F is encoded in the same way as normal integer.</span></div>
<div class="line"><a name="l01148"></a><span class="lineno"> 1148</span>&#160; DCHECK_LT(data_size, 0x7Fu);</div>
<div class="line"><a name="l01149"></a><span class="lineno"> 1149</span>&#160; uint8_t flags = 0;</div>
<div class="line"><a name="l01150"></a><span class="lineno"> 1150</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#aea04b45daf17a9b2323e80163b800aa8">ReadWriteString</a>(&amp;id3v2_identifier, id3v2_identifier.size()) &amp;&amp;</div>
<div class="line"><a name="l01151"></a><span class="lineno"> 1151</span>&#160; buffer-&gt;ReadWriteUInt16(&amp;version) &amp;&amp;</div>
<div class="line"><a name="l01152"></a><span class="lineno"> 1152</span>&#160; buffer-&gt;ReadWriteUInt8(&amp;flags) &amp;&amp;</div>
<div class="line"><a name="l01153"></a><span class="lineno"> 1153</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;data_size));</div>
<div class="line"><a name="l01154"></a><span class="lineno"> 1154</span>&#160;</div>
<div class="line"><a name="l01155"></a><span class="lineno"> 1155</span>&#160; RCHECK(<a class="code" href="../../d9/d21/structedash__packager_1_1media_1_1mp4_1_1ID3v2.html#a3fb3c5b29417b64cfebd470f5a8b204f">private_frame</a>.ReadWrite(buffer));</div>
<div class="line"><a name="l01156"></a><span class="lineno"> 1156</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01157"></a><span class="lineno"> 1157</span>&#160;}</div>
<div class="line"><a name="l01158"></a><span class="lineno"> 1158</span>&#160;</div>
<div class="line"><a name="l01159"></a><span class="lineno"> 1159</span>&#160;uint32_t ID3v2::ComputeSizeInternal() {</div>
<div class="line"><a name="l01160"></a><span class="lineno"> 1160</span>&#160; uint32_t private_frame_size = <a class="code" href="../../d9/d21/structedash__packager_1_1media_1_1mp4_1_1ID3v2.html#a3fb3c5b29417b64cfebd470f5a8b204f">private_frame</a>.ComputeSize();</div>
<div class="line"><a name="l01161"></a><span class="lineno"> 1161</span>&#160; <span class="comment">// Skip ID3v2 box generation if there is no private frame.</span></div>
<div class="line"><a name="l01162"></a><span class="lineno"> 1162</span>&#160; <span class="keywordflow">return</span> private_frame_size == 0 ? 0 : <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + language.ComputeSize() +</div>
<div class="line"><a name="l01163"></a><span class="lineno"> 1163</span>&#160; kID3v2HeaderSize +</div>
<div class="line"><a name="l01164"></a><span class="lineno"> 1164</span>&#160; private_frame_size;</div>
<div class="line"><a name="l01165"></a><span class="lineno"> 1165</span>&#160;}</div>
<div class="line"><a name="l01166"></a><span class="lineno"> 1166</span>&#160;</div>
<div class="line"><a name="l01167"></a><span class="lineno"> 1167</span>&#160;Metadata::Metadata() {}</div>
<div class="line"><a name="l01168"></a><span class="lineno"> 1168</span>&#160;Metadata::~Metadata() {}</div>
<div class="line"><a name="l01169"></a><span class="lineno"> 1169</span>&#160;</div>
<div class="line"><a name="l01170"></a><span class="lineno"><a class="line" href="../../d2/d06/structedash__packager_1_1media_1_1mp4_1_1Metadata.html#aeb14c600d3581277e2709857ab86203a"> 1170</a></span>&#160;FourCC <a class="code" href="../../d2/d06/structedash__packager_1_1media_1_1mp4_1_1Metadata.html#aeb14c600d3581277e2709857ab86203a">Metadata::BoxType</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l01171"></a><span class="lineno"> 1171</span>&#160; <span class="keywordflow">return</span> FOURCC_META;</div>
<div class="line"><a name="l01172"></a><span class="lineno"> 1172</span>&#160;}</div>
<div class="line"><a name="l01173"></a><span class="lineno"> 1173</span>&#160;</div>
<div class="line"><a name="l01174"></a><span class="lineno"> 1174</span>&#160;<span class="keywordtype">bool</span> Metadata::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01175"></a><span class="lineno"> 1175</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l01176"></a><span class="lineno"> 1176</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2e46c4812ac9c48288a8461c230a375b">PrepareChildren</a>() &amp;&amp;</div>
<div class="line"><a name="l01177"></a><span class="lineno"> 1177</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;handler) &amp;&amp;</div>
<div class="line"><a name="l01178"></a><span class="lineno"> 1178</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a0573809c43c576c1835f5b8aa0e57191">TryReadWriteChild</a>(&amp;id3v2));</div>
<div class="line"><a name="l01179"></a><span class="lineno"> 1179</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01180"></a><span class="lineno"> 1180</span>&#160;}</div>
<div class="line"><a name="l01181"></a><span class="lineno"> 1181</span>&#160;</div>
<div class="line"><a name="l01182"></a><span class="lineno"> 1182</span>&#160;uint32_t Metadata::ComputeSizeInternal() {</div>
<div class="line"><a name="l01183"></a><span class="lineno"> 1183</span>&#160; uint32_t id3v2_size = id3v2.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>();</div>
<div class="line"><a name="l01184"></a><span class="lineno"> 1184</span>&#160; <span class="comment">// Skip metadata box generation if there is no metadata box.</span></div>
<div class="line"><a name="l01185"></a><span class="lineno"> 1185</span>&#160; <span class="keywordflow">return</span> id3v2_size == 0 ? 0</div>
<div class="line"><a name="l01186"></a><span class="lineno"> 1186</span>&#160; : <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + handler.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() + id3v2_size;</div>
<div class="line"><a name="l01187"></a><span class="lineno"> 1187</span>&#160;}</div>
<div class="line"><a name="l01188"></a><span class="lineno"> 1188</span>&#160;</div>
<div class="line"><a name="l01189"></a><span class="lineno"> 1189</span>&#160;CodecConfigurationRecord::CodecConfigurationRecord() : box_type(FOURCC_NULL) {}</div>
<div class="line"><a name="l01190"></a><span class="lineno"> 1190</span>&#160;CodecConfigurationRecord::~CodecConfigurationRecord() {}</div>
<div class="line"><a name="l01191"></a><span class="lineno"><a class="line" href="../../d1/d31/structedash__packager_1_1media_1_1mp4_1_1CodecConfigurationRecord.html#af79275c621765517a82bd0805c82247e"> 1191</a></span>&#160;FourCC <a class="code" href="../../d1/d31/structedash__packager_1_1media_1_1mp4_1_1CodecConfigurationRecord.html#af79275c621765517a82bd0805c82247e">CodecConfigurationRecord::BoxType</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l01192"></a><span class="lineno"> 1192</span>&#160; <span class="comment">// CodecConfigurationRecord should be parsed according to format recovered in</span></div>
<div class="line"><a name="l01193"></a><span class="lineno"> 1193</span>&#160; <span class="comment">// VideoSampleEntry. |box_type| is determined dynamically there.</span></div>
<div class="line"><a name="l01194"></a><span class="lineno"> 1194</span>&#160; <span class="keywordflow">return</span> box_type;</div>
<div class="line"><a name="l01195"></a><span class="lineno"> 1195</span>&#160;}</div>
<div class="line"><a name="l01196"></a><span class="lineno"> 1196</span>&#160;</div>
<div class="line"><a name="l01197"></a><span class="lineno"> 1197</span>&#160;<span class="keywordtype">bool</span> CodecConfigurationRecord::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01198"></a><span class="lineno"> 1198</span>&#160; RCHECK(<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer));</div>
<div class="line"><a name="l01199"></a><span class="lineno"> 1199</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l01200"></a><span class="lineno"> 1200</span>&#160; RCHECK(buffer-&gt;ReadWriteVector(&amp;data, buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a47a70cb8481ca0c88172592e960e563e">BytesLeft</a>()));</div>
<div class="line"><a name="l01201"></a><span class="lineno"> 1201</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01202"></a><span class="lineno"> 1202</span>&#160; RCHECK(buffer-&gt;ReadWriteVector(&amp;data, data.size()));</div>
<div class="line"><a name="l01203"></a><span class="lineno"> 1203</span>&#160; }</div>
<div class="line"><a name="l01204"></a><span class="lineno"> 1204</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01205"></a><span class="lineno"> 1205</span>&#160;}</div>
<div class="line"><a name="l01206"></a><span class="lineno"> 1206</span>&#160;</div>
<div class="line"><a name="l01207"></a><span class="lineno"> 1207</span>&#160;uint32_t CodecConfigurationRecord::ComputeSizeInternal() {</div>
<div class="line"><a name="l01208"></a><span class="lineno"> 1208</span>&#160; <span class="keywordflow">if</span> (data.empty())</div>
<div class="line"><a name="l01209"></a><span class="lineno"> 1209</span>&#160; <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l01210"></a><span class="lineno"> 1210</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + data.size();</div>
<div class="line"><a name="l01211"></a><span class="lineno"> 1211</span>&#160;}</div>
<div class="line"><a name="l01212"></a><span class="lineno"> 1212</span>&#160;</div>
<div class="line"><a name="l01213"></a><span class="lineno"> 1213</span>&#160;PixelAspectRatio::PixelAspectRatio() : h_spacing(0), v_spacing(0) {}</div>
<div class="line"><a name="l01214"></a><span class="lineno"> 1214</span>&#160;PixelAspectRatio::~PixelAspectRatio() {}</div>
<div class="line"><a name="l01215"></a><span class="lineno"><a class="line" href="../../d4/d3d/structedash__packager_1_1media_1_1mp4_1_1PixelAspectRatio.html#a9b88be9293ff1ea9d943de9e9d737782"> 1215</a></span>&#160;FourCC <a class="code" href="../../d4/d3d/structedash__packager_1_1media_1_1mp4_1_1PixelAspectRatio.html#a9b88be9293ff1ea9d943de9e9d737782">PixelAspectRatio::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_PASP; }</div>
<div class="line"><a name="l01216"></a><span class="lineno"> 1216</span>&#160;</div>
<div class="line"><a name="l01217"></a><span class="lineno"> 1217</span>&#160;<span class="keywordtype">bool</span> PixelAspectRatio::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01218"></a><span class="lineno"> 1218</span>&#160; RCHECK(<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l01219"></a><span class="lineno"> 1219</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;h_spacing) &amp;&amp;</div>
<div class="line"><a name="l01220"></a><span class="lineno"> 1220</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;v_spacing));</div>
<div class="line"><a name="l01221"></a><span class="lineno"> 1221</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01222"></a><span class="lineno"> 1222</span>&#160;}</div>
<div class="line"><a name="l01223"></a><span class="lineno"> 1223</span>&#160;</div>
<div class="line"><a name="l01224"></a><span class="lineno"> 1224</span>&#160;uint32_t PixelAspectRatio::ComputeSizeInternal() {</div>
<div class="line"><a name="l01225"></a><span class="lineno"> 1225</span>&#160; <span class="comment">// This box is optional. Skip it if it is not initialized.</span></div>
<div class="line"><a name="l01226"></a><span class="lineno"> 1226</span>&#160; <span class="keywordflow">if</span> (h_spacing == 0 &amp;&amp; v_spacing == 0)</div>
<div class="line"><a name="l01227"></a><span class="lineno"> 1227</span>&#160; <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l01228"></a><span class="lineno"> 1228</span>&#160; <span class="comment">// Both values must be positive.</span></div>
<div class="line"><a name="l01229"></a><span class="lineno"> 1229</span>&#160; DCHECK(h_spacing != 0 &amp;&amp; v_spacing != 0);</div>
<div class="line"><a name="l01230"></a><span class="lineno"> 1230</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + <span class="keyword">sizeof</span>(h_spacing) + <span class="keyword">sizeof</span>(v_spacing);</div>
<div class="line"><a name="l01231"></a><span class="lineno"> 1231</span>&#160;}</div>
<div class="line"><a name="l01232"></a><span class="lineno"> 1232</span>&#160;</div>
<div class="line"><a name="l01233"></a><span class="lineno"> 1233</span>&#160;VideoSampleEntry::VideoSampleEntry()</div>
<div class="line"><a name="l01234"></a><span class="lineno"> 1234</span>&#160; : format(FOURCC_NULL), data_reference_index(1), width(0), height(0) {}</div>
<div class="line"><a name="l01235"></a><span class="lineno"> 1235</span>&#160;</div>
<div class="line"><a name="l01236"></a><span class="lineno"> 1236</span>&#160;VideoSampleEntry::~VideoSampleEntry() {}</div>
<div class="line"><a name="l01237"></a><span class="lineno"><a class="line" href="../../df/d6a/structedash__packager_1_1media_1_1mp4_1_1VideoSampleEntry.html#a9d870de1a6e6799c18976adeed3d2b3e"> 1237</a></span>&#160;FourCC <a class="code" href="../../df/d6a/structedash__packager_1_1media_1_1mp4_1_1VideoSampleEntry.html#a9d870de1a6e6799c18976adeed3d2b3e">VideoSampleEntry::BoxType</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l01238"></a><span class="lineno"> 1238</span>&#160; <span class="keywordflow">if</span> (format == FOURCC_NULL) {</div>
<div class="line"><a name="l01239"></a><span class="lineno"> 1239</span>&#160; LOG(ERROR) &lt;&lt; <span class="stringliteral">&quot;VideoSampleEntry should be parsed according to the &quot;</span></div>
<div class="line"><a name="l01240"></a><span class="lineno"> 1240</span>&#160; &lt;&lt; <span class="stringliteral">&quot;handler type recovered in its Media ancestor.&quot;</span>;</div>
<div class="line"><a name="l01241"></a><span class="lineno"> 1241</span>&#160; }</div>
<div class="line"><a name="l01242"></a><span class="lineno"> 1242</span>&#160; <span class="keywordflow">return</span> format;</div>
<div class="line"><a name="l01243"></a><span class="lineno"> 1243</span>&#160;}</div>
<div class="line"><a name="l01244"></a><span class="lineno"> 1244</span>&#160;</div>
<div class="line"><a name="l01245"></a><span class="lineno"> 1245</span>&#160;<span class="keywordtype">bool</span> VideoSampleEntry::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01246"></a><span class="lineno"> 1246</span>&#160; std::vector&lt;uint8_t&gt; compressor_name;</div>
<div class="line"><a name="l01247"></a><span class="lineno"> 1247</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l01248"></a><span class="lineno"> 1248</span>&#160; DCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2141be2c0c4ec27b458df15e13d7239e">reader</a>());</div>
<div class="line"><a name="l01249"></a><span class="lineno"> 1249</span>&#160; format = buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2141be2c0c4ec27b458df15e13d7239e">reader</a>()-&gt;type();</div>
<div class="line"><a name="l01250"></a><span class="lineno"> 1250</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01251"></a><span class="lineno"> 1251</span>&#160; RCHECK(<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer));</div>
<div class="line"><a name="l01252"></a><span class="lineno"> 1252</span>&#160;</div>
<div class="line"><a name="l01253"></a><span class="lineno"> 1253</span>&#160; <span class="keyword">const</span> FourCC actual_format = GetActualFormat();</div>
<div class="line"><a name="l01254"></a><span class="lineno"> 1254</span>&#160; <span class="keywordflow">switch</span> (actual_format) {</div>
<div class="line"><a name="l01255"></a><span class="lineno"> 1255</span>&#160; <span class="keywordflow">case</span> FOURCC_AVC1:</div>
<div class="line"><a name="l01256"></a><span class="lineno"> 1256</span>&#160; compressor_name.assign(</div>
<div class="line"><a name="l01257"></a><span class="lineno"> 1257</span>&#160; kAvcCompressorName,</div>
<div class="line"><a name="l01258"></a><span class="lineno"> 1258</span>&#160; kAvcCompressorName + arraysize(kAvcCompressorName));</div>
<div class="line"><a name="l01259"></a><span class="lineno"> 1259</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l01260"></a><span class="lineno"> 1260</span>&#160; <span class="keywordflow">case</span> FOURCC_HEV1:</div>
<div class="line"><a name="l01261"></a><span class="lineno"> 1261</span>&#160; <span class="keywordflow">case</span> FOURCC_HVC1:</div>
<div class="line"><a name="l01262"></a><span class="lineno"> 1262</span>&#160; compressor_name.assign(</div>
<div class="line"><a name="l01263"></a><span class="lineno"> 1263</span>&#160; kHevcCompressorName,</div>
<div class="line"><a name="l01264"></a><span class="lineno"> 1264</span>&#160; kHevcCompressorName + arraysize(kHevcCompressorName));</div>
<div class="line"><a name="l01265"></a><span class="lineno"> 1265</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l01266"></a><span class="lineno"> 1266</span>&#160; <span class="keywordflow">case</span> FOURCC_VP08:</div>
<div class="line"><a name="l01267"></a><span class="lineno"> 1267</span>&#160; <span class="keywordflow">case</span> FOURCC_VP09:</div>
<div class="line"><a name="l01268"></a><span class="lineno"> 1268</span>&#160; <span class="keywordflow">case</span> FOURCC_VP10:</div>
<div class="line"><a name="l01269"></a><span class="lineno"> 1269</span>&#160; compressor_name.assign(</div>
<div class="line"><a name="l01270"></a><span class="lineno"> 1270</span>&#160; kVpcCompressorName,</div>
<div class="line"><a name="l01271"></a><span class="lineno"> 1271</span>&#160; kVpcCompressorName + arraysize(kVpcCompressorName));</div>
<div class="line"><a name="l01272"></a><span class="lineno"> 1272</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l01273"></a><span class="lineno"> 1273</span>&#160; <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l01274"></a><span class="lineno"> 1274</span>&#160; LOG(ERROR) &lt;&lt; FourCCToString(actual_format) &lt;&lt; <span class="stringliteral">&quot; is not supported.&quot;</span>;</div>
<div class="line"><a name="l01275"></a><span class="lineno"> 1275</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l01276"></a><span class="lineno"> 1276</span>&#160; }</div>
<div class="line"><a name="l01277"></a><span class="lineno"> 1277</span>&#160; compressor_name.resize(kCompressorNameSize);</div>
<div class="line"><a name="l01278"></a><span class="lineno"> 1278</span>&#160; }</div>
<div class="line"><a name="l01279"></a><span class="lineno"> 1279</span>&#160;</div>
<div class="line"><a name="l01280"></a><span class="lineno"> 1280</span>&#160; uint32_t video_resolution = kVideoResolution;</div>
<div class="line"><a name="l01281"></a><span class="lineno"> 1281</span>&#160; uint16_t video_frame_count = kVideoFrameCount;</div>
<div class="line"><a name="l01282"></a><span class="lineno"> 1282</span>&#160; uint16_t video_depth = kVideoDepth;</div>
<div class="line"><a name="l01283"></a><span class="lineno"> 1283</span>&#160; int16_t predefined = -1;</div>
<div class="line"><a name="l01284"></a><span class="lineno"> 1284</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a7efa53df1ef135edd31d1e1818b9a884">IgnoreBytes</a>(6) &amp;&amp; <span class="comment">// reserved.</span></div>
<div class="line"><a name="l01285"></a><span class="lineno"> 1285</span>&#160; buffer-&gt;ReadWriteUInt16(&amp;data_reference_index) &amp;&amp;</div>
<div class="line"><a name="l01286"></a><span class="lineno"> 1286</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a7efa53df1ef135edd31d1e1818b9a884">IgnoreBytes</a>(16) &amp;&amp; <span class="comment">// predefined 0.</span></div>
<div class="line"><a name="l01287"></a><span class="lineno"> 1287</span>&#160; buffer-&gt;ReadWriteUInt16(&amp;width) &amp;&amp;</div>
<div class="line"><a name="l01288"></a><span class="lineno"> 1288</span>&#160; buffer-&gt;ReadWriteUInt16(&amp;height) &amp;&amp;</div>
<div class="line"><a name="l01289"></a><span class="lineno"> 1289</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;video_resolution) &amp;&amp;</div>
<div class="line"><a name="l01290"></a><span class="lineno"> 1290</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;video_resolution) &amp;&amp;</div>
<div class="line"><a name="l01291"></a><span class="lineno"> 1291</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a7efa53df1ef135edd31d1e1818b9a884">IgnoreBytes</a>(4) &amp;&amp; <span class="comment">// reserved.</span></div>
<div class="line"><a name="l01292"></a><span class="lineno"> 1292</span>&#160; buffer-&gt;ReadWriteUInt16(&amp;video_frame_count) &amp;&amp;</div>
<div class="line"><a name="l01293"></a><span class="lineno"> 1293</span>&#160; buffer-&gt;ReadWriteVector(&amp;compressor_name, kCompressorNameSize) &amp;&amp;</div>
<div class="line"><a name="l01294"></a><span class="lineno"> 1294</span>&#160; buffer-&gt;ReadWriteUInt16(&amp;video_depth) &amp;&amp;</div>
<div class="line"><a name="l01295"></a><span class="lineno"> 1295</span>&#160; buffer-&gt;ReadWriteInt16(&amp;predefined));</div>
<div class="line"><a name="l01296"></a><span class="lineno"> 1296</span>&#160;</div>
<div class="line"><a name="l01297"></a><span class="lineno"> 1297</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2e46c4812ac9c48288a8461c230a375b">PrepareChildren</a>());</div>
<div class="line"><a name="l01298"></a><span class="lineno"> 1298</span>&#160;</div>
<div class="line"><a name="l01299"></a><span class="lineno"> 1299</span>&#160; <span class="keywordflow">if</span> (format == FOURCC_ENCV) {</div>
<div class="line"><a name="l01300"></a><span class="lineno"> 1300</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l01301"></a><span class="lineno"> 1301</span>&#160; <span class="comment">// Continue scanning until a recognized protection scheme is found,</span></div>
<div class="line"><a name="l01302"></a><span class="lineno"> 1302</span>&#160; <span class="comment">// or until we run out of protection schemes.</span></div>
<div class="line"><a name="l01303"></a><span class="lineno"> 1303</span>&#160; <span class="keywordflow">while</span> (sinf.type.type != FOURCC_CENC &amp;&amp; sinf.type.type != FOURCC_CBC1) {</div>
<div class="line"><a name="l01304"></a><span class="lineno"> 1304</span>&#160; <span class="keywordflow">if</span> (!buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;sinf))</div>
<div class="line"><a name="l01305"></a><span class="lineno"> 1305</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l01306"></a><span class="lineno"> 1306</span>&#160; }</div>
<div class="line"><a name="l01307"></a><span class="lineno"> 1307</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01308"></a><span class="lineno"> 1308</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;sinf));</div>
<div class="line"><a name="l01309"></a><span class="lineno"> 1309</span>&#160; }</div>
<div class="line"><a name="l01310"></a><span class="lineno"> 1310</span>&#160; }</div>
<div class="line"><a name="l01311"></a><span class="lineno"> 1311</span>&#160;</div>
<div class="line"><a name="l01312"></a><span class="lineno"> 1312</span>&#160; <span class="keyword">const</span> FourCC actual_format = GetActualFormat();</div>
<div class="line"><a name="l01313"></a><span class="lineno"> 1313</span>&#160; <span class="keywordflow">switch</span> (actual_format) {</div>
<div class="line"><a name="l01314"></a><span class="lineno"> 1314</span>&#160; <span class="keywordflow">case</span> FOURCC_AVC1:</div>
<div class="line"><a name="l01315"></a><span class="lineno"> 1315</span>&#160; codec_config_record.box_type = FOURCC_AVCC;</div>
<div class="line"><a name="l01316"></a><span class="lineno"> 1316</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l01317"></a><span class="lineno"> 1317</span>&#160; <span class="keywordflow">case</span> FOURCC_HEV1:</div>
<div class="line"><a name="l01318"></a><span class="lineno"> 1318</span>&#160; <span class="keywordflow">case</span> FOURCC_HVC1:</div>
<div class="line"><a name="l01319"></a><span class="lineno"> 1319</span>&#160; codec_config_record.box_type = FOURCC_HVCC;</div>
<div class="line"><a name="l01320"></a><span class="lineno"> 1320</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l01321"></a><span class="lineno"> 1321</span>&#160; <span class="keywordflow">case</span> FOURCC_VP08:</div>
<div class="line"><a name="l01322"></a><span class="lineno"> 1322</span>&#160; <span class="keywordflow">case</span> FOURCC_VP09:</div>
<div class="line"><a name="l01323"></a><span class="lineno"> 1323</span>&#160; <span class="keywordflow">case</span> FOURCC_VP10:</div>
<div class="line"><a name="l01324"></a><span class="lineno"> 1324</span>&#160; codec_config_record.box_type = FOURCC_VPCC;</div>
<div class="line"><a name="l01325"></a><span class="lineno"> 1325</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l01326"></a><span class="lineno"> 1326</span>&#160; <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l01327"></a><span class="lineno"> 1327</span>&#160; LOG(ERROR) &lt;&lt; FourCCToString(actual_format) &lt;&lt; <span class="stringliteral">&quot; is not supported.&quot;</span>;</div>
<div class="line"><a name="l01328"></a><span class="lineno"> 1328</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l01329"></a><span class="lineno"> 1329</span>&#160; }</div>
<div class="line"><a name="l01330"></a><span class="lineno"> 1330</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;codec_config_record));</div>
<div class="line"><a name="l01331"></a><span class="lineno"> 1331</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a0573809c43c576c1835f5b8aa0e57191">TryReadWriteChild</a>(&amp;pixel_aspect));</div>
<div class="line"><a name="l01332"></a><span class="lineno"> 1332</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01333"></a><span class="lineno"> 1333</span>&#160;}</div>
<div class="line"><a name="l01334"></a><span class="lineno"> 1334</span>&#160;</div>
<div class="line"><a name="l01335"></a><span class="lineno"> 1335</span>&#160;uint32_t VideoSampleEntry::ComputeSizeInternal() {</div>
<div class="line"><a name="l01336"></a><span class="lineno"> 1336</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + <span class="keyword">sizeof</span>(data_reference_index) + <span class="keyword">sizeof</span>(width) +</div>
<div class="line"><a name="l01337"></a><span class="lineno"> 1337</span>&#160; <span class="keyword">sizeof</span>(height) + <span class="keyword">sizeof</span>(kVideoResolution) * 2 +</div>
<div class="line"><a name="l01338"></a><span class="lineno"> 1338</span>&#160; <span class="keyword">sizeof</span>(kVideoFrameCount) + <span class="keyword">sizeof</span>(kVideoDepth) +</div>
<div class="line"><a name="l01339"></a><span class="lineno"> 1339</span>&#160; pixel_aspect.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() + sinf.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() +</div>
<div class="line"><a name="l01340"></a><span class="lineno"> 1340</span>&#160; codec_config_record.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() + kCompressorNameSize + 6 + 4 + 16 +</div>
<div class="line"><a name="l01341"></a><span class="lineno"> 1341</span>&#160; 2; <span class="comment">// 6 + 4 bytes reserved, 16 + 2 bytes predefined.</span></div>
<div class="line"><a name="l01342"></a><span class="lineno"> 1342</span>&#160;}</div>
<div class="line"><a name="l01343"></a><span class="lineno"> 1343</span>&#160;</div>
<div class="line"><a name="l01344"></a><span class="lineno"> 1344</span>&#160;ElementaryStreamDescriptor::ElementaryStreamDescriptor() {}</div>
<div class="line"><a name="l01345"></a><span class="lineno"> 1345</span>&#160;ElementaryStreamDescriptor::~ElementaryStreamDescriptor() {}</div>
<div class="line"><a name="l01346"></a><span class="lineno"><a class="line" href="../../d9/dcc/structedash__packager_1_1media_1_1mp4_1_1ElementaryStreamDescriptor.html#a8a819a7d71dfbbaf5ec2770499689d2d"> 1346</a></span>&#160;FourCC <a class="code" href="../../d9/dcc/structedash__packager_1_1media_1_1mp4_1_1ElementaryStreamDescriptor.html#a8a819a7d71dfbbaf5ec2770499689d2d">ElementaryStreamDescriptor::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_ESDS; }</div>
<div class="line"><a name="l01347"></a><span class="lineno"> 1347</span>&#160;</div>
<div class="line"><a name="l01348"></a><span class="lineno"> 1348</span>&#160;<span class="keywordtype">bool</span> ElementaryStreamDescriptor::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01349"></a><span class="lineno"> 1349</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer));</div>
<div class="line"><a name="l01350"></a><span class="lineno"> 1350</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l01351"></a><span class="lineno"> 1351</span>&#160; std::vector&lt;uint8_t&gt; data;</div>
<div class="line"><a name="l01352"></a><span class="lineno"> 1352</span>&#160; RCHECK(buffer-&gt;ReadWriteVector(&amp;data, buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a47a70cb8481ca0c88172592e960e563e">BytesLeft</a>()));</div>
<div class="line"><a name="l01353"></a><span class="lineno"> 1353</span>&#160; RCHECK(es_descriptor.Parse(data));</div>
<div class="line"><a name="l01354"></a><span class="lineno"> 1354</span>&#160; <span class="keywordflow">if</span> (es_descriptor.<a class="code" href="../../de/db1/classedash__packager_1_1media_1_1mp4_1_1ESDescriptor.html#a94db515fdafb0e007981d3c314b7b717">IsAAC</a>()) {</div>
<div class="line"><a name="l01355"></a><span class="lineno"> 1355</span>&#160; RCHECK(aac_audio_specific_config.<a class="code" href="../../dc/dc6/classedash__packager_1_1media_1_1mp4_1_1AACAudioSpecificConfig.html#a90a58afc9e6b20b9a6909d54f94dafc9">Parse</a>(</div>
<div class="line"><a name="l01356"></a><span class="lineno"> 1356</span>&#160; es_descriptor.decoder_specific_info()));</div>
<div class="line"><a name="l01357"></a><span class="lineno"> 1357</span>&#160; }</div>
<div class="line"><a name="l01358"></a><span class="lineno"> 1358</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01359"></a><span class="lineno"> 1359</span>&#160; DCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ac1c1d4d768f8f656f6ac2b5f4873b0a1">writer</a>());</div>
<div class="line"><a name="l01360"></a><span class="lineno"> 1360</span>&#160; es_descriptor.Write(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ac1c1d4d768f8f656f6ac2b5f4873b0a1">writer</a>());</div>
<div class="line"><a name="l01361"></a><span class="lineno"> 1361</span>&#160; }</div>
<div class="line"><a name="l01362"></a><span class="lineno"> 1362</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01363"></a><span class="lineno"> 1363</span>&#160;}</div>
<div class="line"><a name="l01364"></a><span class="lineno"> 1364</span>&#160;</div>
<div class="line"><a name="l01365"></a><span class="lineno"> 1365</span>&#160;uint32_t ElementaryStreamDescriptor::ComputeSizeInternal() {</div>
<div class="line"><a name="l01366"></a><span class="lineno"> 1366</span>&#160; <span class="comment">// This box is optional. Skip it if not initialized.</span></div>
<div class="line"><a name="l01367"></a><span class="lineno"> 1367</span>&#160; <span class="keywordflow">if</span> (es_descriptor.object_type() == kForbidden)</div>
<div class="line"><a name="l01368"></a><span class="lineno"> 1368</span>&#160; <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l01369"></a><span class="lineno"> 1369</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + es_descriptor.ComputeSize();</div>
<div class="line"><a name="l01370"></a><span class="lineno"> 1370</span>&#160;}</div>
<div class="line"><a name="l01371"></a><span class="lineno"> 1371</span>&#160;</div>
<div class="line"><a name="l01372"></a><span class="lineno"> 1372</span>&#160;DTSSpecific::DTSSpecific()</div>
<div class="line"><a name="l01373"></a><span class="lineno"> 1373</span>&#160; : sampling_frequency(0),</div>
<div class="line"><a name="l01374"></a><span class="lineno"> 1374</span>&#160; max_bitrate(0),</div>
<div class="line"><a name="l01375"></a><span class="lineno"> 1375</span>&#160; avg_bitrate(0),</div>
<div class="line"><a name="l01376"></a><span class="lineno"> 1376</span>&#160; pcm_sample_depth(0) {}</div>
<div class="line"><a name="l01377"></a><span class="lineno"> 1377</span>&#160;DTSSpecific::~DTSSpecific() {}</div>
<div class="line"><a name="l01378"></a><span class="lineno"><a class="line" href="../../d0/db7/structedash__packager_1_1media_1_1mp4_1_1DTSSpecific.html#aa392cbec3186779bb28e57e9a5e55973"> 1378</a></span>&#160;FourCC <a class="code" href="../../d0/db7/structedash__packager_1_1media_1_1mp4_1_1DTSSpecific.html#aa392cbec3186779bb28e57e9a5e55973">DTSSpecific::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_DDTS; }</div>
<div class="line"><a name="l01379"></a><span class="lineno"> 1379</span>&#160;</div>
<div class="line"><a name="l01380"></a><span class="lineno"> 1380</span>&#160;<span class="keywordtype">bool</span> DTSSpecific::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01381"></a><span class="lineno"> 1381</span>&#160; RCHECK(<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l01382"></a><span class="lineno"> 1382</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;sampling_frequency) &amp;&amp;</div>
<div class="line"><a name="l01383"></a><span class="lineno"> 1383</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;max_bitrate) &amp;&amp;</div>
<div class="line"><a name="l01384"></a><span class="lineno"> 1384</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;avg_bitrate) &amp;&amp;</div>
<div class="line"><a name="l01385"></a><span class="lineno"> 1385</span>&#160; buffer-&gt;ReadWriteUInt8(&amp;pcm_sample_depth));</div>
<div class="line"><a name="l01386"></a><span class="lineno"> 1386</span>&#160;</div>
<div class="line"><a name="l01387"></a><span class="lineno"> 1387</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l01388"></a><span class="lineno"> 1388</span>&#160; RCHECK(buffer-&gt;ReadWriteVector(&amp;extra_data, buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a47a70cb8481ca0c88172592e960e563e">BytesLeft</a>()));</div>
<div class="line"><a name="l01389"></a><span class="lineno"> 1389</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01390"></a><span class="lineno"> 1390</span>&#160; <span class="keywordflow">if</span> (extra_data.empty()) {</div>
<div class="line"><a name="l01391"></a><span class="lineno"> 1391</span>&#160; extra_data.assign(kDdtsExtraData,</div>
<div class="line"><a name="l01392"></a><span class="lineno"> 1392</span>&#160; kDdtsExtraData + <span class="keyword">sizeof</span>(kDdtsExtraData));</div>
<div class="line"><a name="l01393"></a><span class="lineno"> 1393</span>&#160; }</div>
<div class="line"><a name="l01394"></a><span class="lineno"> 1394</span>&#160; RCHECK(buffer-&gt;ReadWriteVector(&amp;extra_data, extra_data.size()));</div>
<div class="line"><a name="l01395"></a><span class="lineno"> 1395</span>&#160; }</div>
<div class="line"><a name="l01396"></a><span class="lineno"> 1396</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01397"></a><span class="lineno"> 1397</span>&#160;}</div>
<div class="line"><a name="l01398"></a><span class="lineno"> 1398</span>&#160;</div>
<div class="line"><a name="l01399"></a><span class="lineno"> 1399</span>&#160;uint32_t DTSSpecific::ComputeSizeInternal() {</div>
<div class="line"><a name="l01400"></a><span class="lineno"> 1400</span>&#160; <span class="comment">// This box is optional. Skip it if not initialized.</span></div>
<div class="line"><a name="l01401"></a><span class="lineno"> 1401</span>&#160; <span class="keywordflow">if</span> (sampling_frequency == 0)</div>
<div class="line"><a name="l01402"></a><span class="lineno"> 1402</span>&#160; <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l01403"></a><span class="lineno"> 1403</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + <span class="keyword">sizeof</span>(sampling_frequency) + <span class="keyword">sizeof</span>(max_bitrate) +</div>
<div class="line"><a name="l01404"></a><span class="lineno"> 1404</span>&#160; <span class="keyword">sizeof</span>(avg_bitrate) + <span class="keyword">sizeof</span>(pcm_sample_depth) +</div>
<div class="line"><a name="l01405"></a><span class="lineno"> 1405</span>&#160; <span class="keyword">sizeof</span>(kDdtsExtraData);</div>
<div class="line"><a name="l01406"></a><span class="lineno"> 1406</span>&#160;}</div>
<div class="line"><a name="l01407"></a><span class="lineno"> 1407</span>&#160;</div>
<div class="line"><a name="l01408"></a><span class="lineno"> 1408</span>&#160;AC3Specific::AC3Specific() {}</div>
<div class="line"><a name="l01409"></a><span class="lineno"> 1409</span>&#160;AC3Specific::~AC3Specific() {}</div>
<div class="line"><a name="l01410"></a><span class="lineno"> 1410</span>&#160;</div>
<div class="line"><a name="l01411"></a><span class="lineno"><a class="line" href="../../d0/d65/structedash__packager_1_1media_1_1mp4_1_1AC3Specific.html#adcfdf18f91a08aa3f9fa73d617e02a22"> 1411</a></span>&#160;FourCC <a class="code" href="../../d0/d65/structedash__packager_1_1media_1_1mp4_1_1AC3Specific.html#adcfdf18f91a08aa3f9fa73d617e02a22">AC3Specific::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_DAC3; }</div>
<div class="line"><a name="l01412"></a><span class="lineno"> 1412</span>&#160;</div>
<div class="line"><a name="l01413"></a><span class="lineno"> 1413</span>&#160;<span class="keywordtype">bool</span> AC3Specific::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01414"></a><span class="lineno"> 1414</span>&#160; RCHECK(<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l01415"></a><span class="lineno"> 1415</span>&#160; buffer-&gt;ReadWriteVector(</div>
<div class="line"><a name="l01416"></a><span class="lineno"> 1416</span>&#160; &amp;data, buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>() ? buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a47a70cb8481ca0c88172592e960e563e">BytesLeft</a>() : data.size()));</div>
<div class="line"><a name="l01417"></a><span class="lineno"> 1417</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01418"></a><span class="lineno"> 1418</span>&#160;}</div>
<div class="line"><a name="l01419"></a><span class="lineno"> 1419</span>&#160;</div>
<div class="line"><a name="l01420"></a><span class="lineno"> 1420</span>&#160;uint32_t AC3Specific::ComputeSizeInternal() {</div>
<div class="line"><a name="l01421"></a><span class="lineno"> 1421</span>&#160; <span class="comment">// This box is optional. Skip it if not initialized.</span></div>
<div class="line"><a name="l01422"></a><span class="lineno"> 1422</span>&#160; <span class="keywordflow">if</span> (data.empty())</div>
<div class="line"><a name="l01423"></a><span class="lineno"> 1423</span>&#160; <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l01424"></a><span class="lineno"> 1424</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + data.size();</div>
<div class="line"><a name="l01425"></a><span class="lineno"> 1425</span>&#160;}</div>
<div class="line"><a name="l01426"></a><span class="lineno"> 1426</span>&#160;</div>
<div class="line"><a name="l01427"></a><span class="lineno"> 1427</span>&#160;EC3Specific::EC3Specific() {}</div>
<div class="line"><a name="l01428"></a><span class="lineno"> 1428</span>&#160;EC3Specific::~EC3Specific() {}</div>
<div class="line"><a name="l01429"></a><span class="lineno"> 1429</span>&#160;</div>
<div class="line"><a name="l01430"></a><span class="lineno"><a class="line" href="../../d3/d43/structedash__packager_1_1media_1_1mp4_1_1EC3Specific.html#a87001ebd7f4894c6df389386b85d0168"> 1430</a></span>&#160;FourCC <a class="code" href="../../d3/d43/structedash__packager_1_1media_1_1mp4_1_1EC3Specific.html#a87001ebd7f4894c6df389386b85d0168">EC3Specific::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_DEC3; }</div>
<div class="line"><a name="l01431"></a><span class="lineno"> 1431</span>&#160;</div>
<div class="line"><a name="l01432"></a><span class="lineno"> 1432</span>&#160;<span class="keywordtype">bool</span> EC3Specific::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01433"></a><span class="lineno"> 1433</span>&#160; RCHECK(<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer));</div>
<div class="line"><a name="l01434"></a><span class="lineno"> 1434</span>&#160; uint32_t size = buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>() ? buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a47a70cb8481ca0c88172592e960e563e">BytesLeft</a>() : data.size();</div>
<div class="line"><a name="l01435"></a><span class="lineno"> 1435</span>&#160; RCHECK(buffer-&gt;ReadWriteVector(&amp;data, size));</div>
<div class="line"><a name="l01436"></a><span class="lineno"> 1436</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01437"></a><span class="lineno"> 1437</span>&#160;}</div>
<div class="line"><a name="l01438"></a><span class="lineno"> 1438</span>&#160;</div>
<div class="line"><a name="l01439"></a><span class="lineno"> 1439</span>&#160;uint32_t EC3Specific::ComputeSizeInternal() {</div>
<div class="line"><a name="l01440"></a><span class="lineno"> 1440</span>&#160; <span class="comment">// This box is optional. Skip it if not initialized.</span></div>
<div class="line"><a name="l01441"></a><span class="lineno"> 1441</span>&#160; <span class="keywordflow">if</span> (data.empty())</div>
<div class="line"><a name="l01442"></a><span class="lineno"> 1442</span>&#160; <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l01443"></a><span class="lineno"> 1443</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + data.size();</div>
<div class="line"><a name="l01444"></a><span class="lineno"> 1444</span>&#160;}</div>
<div class="line"><a name="l01445"></a><span class="lineno"> 1445</span>&#160;</div>
<div class="line"><a name="l01446"></a><span class="lineno"> 1446</span>&#160;AudioSampleEntry::AudioSampleEntry()</div>
<div class="line"><a name="l01447"></a><span class="lineno"> 1447</span>&#160; : format(FOURCC_NULL),</div>
<div class="line"><a name="l01448"></a><span class="lineno"> 1448</span>&#160; data_reference_index(1),</div>
<div class="line"><a name="l01449"></a><span class="lineno"> 1449</span>&#160; channelcount(2),</div>
<div class="line"><a name="l01450"></a><span class="lineno"> 1450</span>&#160; samplesize(16),</div>
<div class="line"><a name="l01451"></a><span class="lineno"> 1451</span>&#160; samplerate(0) {}</div>
<div class="line"><a name="l01452"></a><span class="lineno"> 1452</span>&#160;</div>
<div class="line"><a name="l01453"></a><span class="lineno"> 1453</span>&#160;AudioSampleEntry::~AudioSampleEntry() {}</div>
<div class="line"><a name="l01454"></a><span class="lineno"> 1454</span>&#160;</div>
<div class="line"><a name="l01455"></a><span class="lineno"><a class="line" href="../../df/d62/structedash__packager_1_1media_1_1mp4_1_1AudioSampleEntry.html#a9204f77a7c4e0c6bed49ac995ba25488"> 1455</a></span>&#160;FourCC <a class="code" href="../../df/d62/structedash__packager_1_1media_1_1mp4_1_1AudioSampleEntry.html#a9204f77a7c4e0c6bed49ac995ba25488">AudioSampleEntry::BoxType</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l01456"></a><span class="lineno"> 1456</span>&#160; <span class="keywordflow">if</span> (format == FOURCC_NULL) {</div>
<div class="line"><a name="l01457"></a><span class="lineno"> 1457</span>&#160; LOG(ERROR) &lt;&lt; <span class="stringliteral">&quot;AudioSampleEntry should be parsed according to the &quot;</span></div>
<div class="line"><a name="l01458"></a><span class="lineno"> 1458</span>&#160; &lt;&lt; <span class="stringliteral">&quot;handler type recovered in its Media ancestor.&quot;</span>;</div>
<div class="line"><a name="l01459"></a><span class="lineno"> 1459</span>&#160; }</div>
<div class="line"><a name="l01460"></a><span class="lineno"> 1460</span>&#160; <span class="keywordflow">return</span> format;</div>
<div class="line"><a name="l01461"></a><span class="lineno"> 1461</span>&#160;}</div>
<div class="line"><a name="l01462"></a><span class="lineno"> 1462</span>&#160;</div>
<div class="line"><a name="l01463"></a><span class="lineno"> 1463</span>&#160;<span class="keywordtype">bool</span> AudioSampleEntry::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01464"></a><span class="lineno"> 1464</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l01465"></a><span class="lineno"> 1465</span>&#160; DCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2141be2c0c4ec27b458df15e13d7239e">reader</a>());</div>
<div class="line"><a name="l01466"></a><span class="lineno"> 1466</span>&#160; format = buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2141be2c0c4ec27b458df15e13d7239e">reader</a>()-&gt;type();</div>
<div class="line"><a name="l01467"></a><span class="lineno"> 1467</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01468"></a><span class="lineno"> 1468</span>&#160; RCHECK(<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer));</div>
<div class="line"><a name="l01469"></a><span class="lineno"> 1469</span>&#160; }</div>
<div class="line"><a name="l01470"></a><span class="lineno"> 1470</span>&#160;</div>
<div class="line"><a name="l01471"></a><span class="lineno"> 1471</span>&#160; <span class="comment">// Convert from integer to 16.16 fixed point for writing.</span></div>
<div class="line"><a name="l01472"></a><span class="lineno"> 1472</span>&#160; samplerate &lt;&lt;= 16;</div>
<div class="line"><a name="l01473"></a><span class="lineno"> 1473</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a7efa53df1ef135edd31d1e1818b9a884">IgnoreBytes</a>(6) &amp;&amp; <span class="comment">// reserved.</span></div>
<div class="line"><a name="l01474"></a><span class="lineno"> 1474</span>&#160; buffer-&gt;ReadWriteUInt16(&amp;data_reference_index) &amp;&amp;</div>
<div class="line"><a name="l01475"></a><span class="lineno"> 1475</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a7efa53df1ef135edd31d1e1818b9a884">IgnoreBytes</a>(8) &amp;&amp; <span class="comment">// reserved.</span></div>
<div class="line"><a name="l01476"></a><span class="lineno"> 1476</span>&#160; buffer-&gt;ReadWriteUInt16(&amp;channelcount) &amp;&amp;</div>
<div class="line"><a name="l01477"></a><span class="lineno"> 1477</span>&#160; buffer-&gt;ReadWriteUInt16(&amp;samplesize) &amp;&amp;</div>
<div class="line"><a name="l01478"></a><span class="lineno"> 1478</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a7efa53df1ef135edd31d1e1818b9a884">IgnoreBytes</a>(4) &amp;&amp; <span class="comment">// predefined.</span></div>
<div class="line"><a name="l01479"></a><span class="lineno"> 1479</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;samplerate));</div>
<div class="line"><a name="l01480"></a><span class="lineno"> 1480</span>&#160; <span class="comment">// Convert from 16.16 fixed point to integer.</span></div>
<div class="line"><a name="l01481"></a><span class="lineno"> 1481</span>&#160; samplerate &gt;&gt;= 16;</div>
<div class="line"><a name="l01482"></a><span class="lineno"> 1482</span>&#160;</div>
<div class="line"><a name="l01483"></a><span class="lineno"> 1483</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2e46c4812ac9c48288a8461c230a375b">PrepareChildren</a>());</div>
<div class="line"><a name="l01484"></a><span class="lineno"> 1484</span>&#160; <span class="keywordflow">if</span> (format == FOURCC_ENCA) {</div>
<div class="line"><a name="l01485"></a><span class="lineno"> 1485</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l01486"></a><span class="lineno"> 1486</span>&#160; <span class="comment">// Continue scanning until a recognized protection scheme is found,</span></div>
<div class="line"><a name="l01487"></a><span class="lineno"> 1487</span>&#160; <span class="comment">// or until we run out of protection schemes.</span></div>
<div class="line"><a name="l01488"></a><span class="lineno"> 1488</span>&#160; <span class="keywordflow">while</span> (sinf.type.type != FOURCC_CENC &amp;&amp; sinf.type.type != FOURCC_CBC1) {</div>
<div class="line"><a name="l01489"></a><span class="lineno"> 1489</span>&#160; <span class="keywordflow">if</span> (!buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;sinf))</div>
<div class="line"><a name="l01490"></a><span class="lineno"> 1490</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l01491"></a><span class="lineno"> 1491</span>&#160; }</div>
<div class="line"><a name="l01492"></a><span class="lineno"> 1492</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01493"></a><span class="lineno"> 1493</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;sinf));</div>
<div class="line"><a name="l01494"></a><span class="lineno"> 1494</span>&#160; }</div>
<div class="line"><a name="l01495"></a><span class="lineno"> 1495</span>&#160; }</div>
<div class="line"><a name="l01496"></a><span class="lineno"> 1496</span>&#160;</div>
<div class="line"><a name="l01497"></a><span class="lineno"> 1497</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a0573809c43c576c1835f5b8aa0e57191">TryReadWriteChild</a>(&amp;esds));</div>
<div class="line"><a name="l01498"></a><span class="lineno"> 1498</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a0573809c43c576c1835f5b8aa0e57191">TryReadWriteChild</a>(&amp;ddts));</div>
<div class="line"><a name="l01499"></a><span class="lineno"> 1499</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a0573809c43c576c1835f5b8aa0e57191">TryReadWriteChild</a>(&amp;dac3));</div>
<div class="line"><a name="l01500"></a><span class="lineno"> 1500</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a0573809c43c576c1835f5b8aa0e57191">TryReadWriteChild</a>(&amp;dec3));</div>
<div class="line"><a name="l01501"></a><span class="lineno"> 1501</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01502"></a><span class="lineno"> 1502</span>&#160;}</div>
<div class="line"><a name="l01503"></a><span class="lineno"> 1503</span>&#160;</div>
<div class="line"><a name="l01504"></a><span class="lineno"> 1504</span>&#160;uint32_t AudioSampleEntry::ComputeSizeInternal() {</div>
<div class="line"><a name="l01505"></a><span class="lineno"> 1505</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + <span class="keyword">sizeof</span>(data_reference_index) + <span class="keyword">sizeof</span>(channelcount) +</div>
<div class="line"><a name="l01506"></a><span class="lineno"> 1506</span>&#160; <span class="keyword">sizeof</span>(samplesize) + <span class="keyword">sizeof</span>(samplerate) + sinf.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() +</div>
<div class="line"><a name="l01507"></a><span class="lineno"> 1507</span>&#160; esds.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() + ddts.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() + dac3.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() +</div>
<div class="line"><a name="l01508"></a><span class="lineno"> 1508</span>&#160; dec3.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() +</div>
<div class="line"><a name="l01509"></a><span class="lineno"> 1509</span>&#160; 6 + 8 + <span class="comment">// 6 + 8 bytes reserved.</span></div>
<div class="line"><a name="l01510"></a><span class="lineno"> 1510</span>&#160; 4; <span class="comment">// 4 bytes predefined.</span></div>
<div class="line"><a name="l01511"></a><span class="lineno"> 1511</span>&#160;}</div>
<div class="line"><a name="l01512"></a><span class="lineno"> 1512</span>&#160;</div>
<div class="line"><a name="l01513"></a><span class="lineno"> 1513</span>&#160;WebVTTConfigurationBox::WebVTTConfigurationBox() {}</div>
<div class="line"><a name="l01514"></a><span class="lineno"> 1514</span>&#160;WebVTTConfigurationBox::~WebVTTConfigurationBox() {}</div>
<div class="line"><a name="l01515"></a><span class="lineno"> 1515</span>&#160;</div>
<div class="line"><a name="l01516"></a><span class="lineno"><a class="line" href="../../d7/dcc/structedash__packager_1_1media_1_1mp4_1_1WebVTTConfigurationBox.html#a0189e52ddef8d5674a0d9e46a96eff87"> 1516</a></span>&#160;FourCC <a class="code" href="../../d7/dcc/structedash__packager_1_1media_1_1mp4_1_1WebVTTConfigurationBox.html#a0189e52ddef8d5674a0d9e46a96eff87">WebVTTConfigurationBox::BoxType</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l01517"></a><span class="lineno"> 1517</span>&#160; <span class="keywordflow">return</span> FOURCC_vttC;</div>
<div class="line"><a name="l01518"></a><span class="lineno"> 1518</span>&#160;}</div>
<div class="line"><a name="l01519"></a><span class="lineno"> 1519</span>&#160;</div>
<div class="line"><a name="l01520"></a><span class="lineno"> 1520</span>&#160;<span class="keywordtype">bool</span> WebVTTConfigurationBox::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01521"></a><span class="lineno"> 1521</span>&#160; RCHECK(<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer));</div>
<div class="line"><a name="l01522"></a><span class="lineno"> 1522</span>&#160; <span class="keywordflow">return</span> buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#aea04b45daf17a9b2323e80163b800aa8">ReadWriteString</a>(</div>
<div class="line"><a name="l01523"></a><span class="lineno"> 1523</span>&#160; &amp;config,</div>
<div class="line"><a name="l01524"></a><span class="lineno"> 1524</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>() ? buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a47a70cb8481ca0c88172592e960e563e">BytesLeft</a>() : config.size());</div>
<div class="line"><a name="l01525"></a><span class="lineno"> 1525</span>&#160;}</div>
<div class="line"><a name="l01526"></a><span class="lineno"> 1526</span>&#160;</div>
<div class="line"><a name="l01527"></a><span class="lineno"> 1527</span>&#160;uint32_t WebVTTConfigurationBox::ComputeSizeInternal() {</div>
<div class="line"><a name="l01528"></a><span class="lineno"> 1528</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + config.size();</div>
<div class="line"><a name="l01529"></a><span class="lineno"> 1529</span>&#160;}</div>
<div class="line"><a name="l01530"></a><span class="lineno"> 1530</span>&#160;</div>
<div class="line"><a name="l01531"></a><span class="lineno"> 1531</span>&#160;WebVTTSourceLabelBox::WebVTTSourceLabelBox() {}</div>
<div class="line"><a name="l01532"></a><span class="lineno"> 1532</span>&#160;WebVTTSourceLabelBox::~WebVTTSourceLabelBox() {}</div>
<div class="line"><a name="l01533"></a><span class="lineno"> 1533</span>&#160;</div>
<div class="line"><a name="l01534"></a><span class="lineno"><a class="line" href="../../df/da9/structedash__packager_1_1media_1_1mp4_1_1WebVTTSourceLabelBox.html#aa2605337625ef9e34e6563d95688338c"> 1534</a></span>&#160;FourCC <a class="code" href="../../df/da9/structedash__packager_1_1media_1_1mp4_1_1WebVTTSourceLabelBox.html#aa2605337625ef9e34e6563d95688338c">WebVTTSourceLabelBox::BoxType</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l01535"></a><span class="lineno"> 1535</span>&#160; <span class="keywordflow">return</span> FOURCC_vlab;</div>
<div class="line"><a name="l01536"></a><span class="lineno"> 1536</span>&#160;}</div>
<div class="line"><a name="l01537"></a><span class="lineno"> 1537</span>&#160;</div>
<div class="line"><a name="l01538"></a><span class="lineno"> 1538</span>&#160;<span class="keywordtype">bool</span> WebVTTSourceLabelBox::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01539"></a><span class="lineno"> 1539</span>&#160; RCHECK(<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer));</div>
<div class="line"><a name="l01540"></a><span class="lineno"> 1540</span>&#160; <span class="keywordflow">return</span> buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#aea04b45daf17a9b2323e80163b800aa8">ReadWriteString</a>(&amp;source_label, buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()</div>
<div class="line"><a name="l01541"></a><span class="lineno"> 1541</span>&#160; ? buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a47a70cb8481ca0c88172592e960e563e">BytesLeft</a>()</div>
<div class="line"><a name="l01542"></a><span class="lineno"> 1542</span>&#160; : source_label.size());</div>
<div class="line"><a name="l01543"></a><span class="lineno"> 1543</span>&#160;}</div>
<div class="line"><a name="l01544"></a><span class="lineno"> 1544</span>&#160;</div>
<div class="line"><a name="l01545"></a><span class="lineno"> 1545</span>&#160;uint32_t WebVTTSourceLabelBox::ComputeSizeInternal() {</div>
<div class="line"><a name="l01546"></a><span class="lineno"> 1546</span>&#160; <span class="keywordflow">if</span> (source_label.empty())</div>
<div class="line"><a name="l01547"></a><span class="lineno"> 1547</span>&#160; <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l01548"></a><span class="lineno"> 1548</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + source_label.size();</div>
<div class="line"><a name="l01549"></a><span class="lineno"> 1549</span>&#160;}</div>
<div class="line"><a name="l01550"></a><span class="lineno"> 1550</span>&#160;</div>
<div class="line"><a name="l01551"></a><span class="lineno"> 1551</span>&#160;TextSampleEntry::TextSampleEntry() : format(FOURCC_NULL) {}</div>
<div class="line"><a name="l01552"></a><span class="lineno"> 1552</span>&#160;TextSampleEntry::~TextSampleEntry() {}</div>
<div class="line"><a name="l01553"></a><span class="lineno"> 1553</span>&#160;</div>
<div class="line"><a name="l01554"></a><span class="lineno"><a class="line" href="../../dd/d7d/structedash__packager_1_1media_1_1mp4_1_1TextSampleEntry.html#af6690728e3b081dc0cf11306fd1493af"> 1554</a></span>&#160;FourCC <a class="code" href="../../dd/d7d/structedash__packager_1_1media_1_1mp4_1_1TextSampleEntry.html#af6690728e3b081dc0cf11306fd1493af">TextSampleEntry::BoxType</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l01555"></a><span class="lineno"> 1555</span>&#160; <span class="keywordflow">if</span> (format == FOURCC_NULL) {</div>
<div class="line"><a name="l01556"></a><span class="lineno"> 1556</span>&#160; LOG(ERROR) &lt;&lt; <span class="stringliteral">&quot;TextSampleEntry should be parsed according to the &quot;</span></div>
<div class="line"><a name="l01557"></a><span class="lineno"> 1557</span>&#160; &lt;&lt; <span class="stringliteral">&quot;handler type recovered in its Media ancestor.&quot;</span>;</div>
<div class="line"><a name="l01558"></a><span class="lineno"> 1558</span>&#160; }</div>
<div class="line"><a name="l01559"></a><span class="lineno"> 1559</span>&#160; <span class="keywordflow">return</span> format;</div>
<div class="line"><a name="l01560"></a><span class="lineno"> 1560</span>&#160;}</div>
<div class="line"><a name="l01561"></a><span class="lineno"> 1561</span>&#160;</div>
<div class="line"><a name="l01562"></a><span class="lineno"> 1562</span>&#160;<span class="keywordtype">bool</span> TextSampleEntry::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01563"></a><span class="lineno"> 1563</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l01564"></a><span class="lineno"> 1564</span>&#160; DCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2141be2c0c4ec27b458df15e13d7239e">reader</a>());</div>
<div class="line"><a name="l01565"></a><span class="lineno"> 1565</span>&#160; format = buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2141be2c0c4ec27b458df15e13d7239e">reader</a>()-&gt;type();</div>
<div class="line"><a name="l01566"></a><span class="lineno"> 1566</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01567"></a><span class="lineno"> 1567</span>&#160; RCHECK(<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer));</div>
<div class="line"><a name="l01568"></a><span class="lineno"> 1568</span>&#160; }</div>
<div class="line"><a name="l01569"></a><span class="lineno"> 1569</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a7efa53df1ef135edd31d1e1818b9a884">IgnoreBytes</a>(6) &amp;&amp; <span class="comment">// reserved for SampleEntry.</span></div>
<div class="line"><a name="l01570"></a><span class="lineno"> 1570</span>&#160; buffer-&gt;ReadWriteUInt16(&amp;data_reference_index));</div>
<div class="line"><a name="l01571"></a><span class="lineno"> 1571</span>&#160;</div>
<div class="line"><a name="l01572"></a><span class="lineno"> 1572</span>&#160; <span class="keywordflow">if</span> (format == FOURCC_wvtt) {</div>
<div class="line"><a name="l01573"></a><span class="lineno"> 1573</span>&#160; <span class="comment">// TODO(rkuroiwa): Handle the optional MPEG4BitRateBox.</span></div>
<div class="line"><a name="l01574"></a><span class="lineno"> 1574</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2e46c4812ac9c48288a8461c230a375b">PrepareChildren</a>() &amp;&amp;</div>
<div class="line"><a name="l01575"></a><span class="lineno"> 1575</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;config) &amp;&amp;</div>
<div class="line"><a name="l01576"></a><span class="lineno"> 1576</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;label));</div>
<div class="line"><a name="l01577"></a><span class="lineno"> 1577</span>&#160; }</div>
<div class="line"><a name="l01578"></a><span class="lineno"> 1578</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01579"></a><span class="lineno"> 1579</span>&#160;}</div>
<div class="line"><a name="l01580"></a><span class="lineno"> 1580</span>&#160;</div>
<div class="line"><a name="l01581"></a><span class="lineno"> 1581</span>&#160;uint32_t TextSampleEntry::ComputeSizeInternal() {</div>
<div class="line"><a name="l01582"></a><span class="lineno"> 1582</span>&#160; <span class="comment">// 6 for the (anonymous) reserved bytes for SampleEntry class.</span></div>
<div class="line"><a name="l01583"></a><span class="lineno"> 1583</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + 6 + <span class="keyword">sizeof</span>(data_reference_index) +</div>
<div class="line"><a name="l01584"></a><span class="lineno"> 1584</span>&#160; config.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() + label.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>();</div>
<div class="line"><a name="l01585"></a><span class="lineno"> 1585</span>&#160;}</div>
<div class="line"><a name="l01586"></a><span class="lineno"> 1586</span>&#160;</div>
<div class="line"><a name="l01587"></a><span class="lineno"> 1587</span>&#160;MediaHeader::MediaHeader()</div>
<div class="line"><a name="l01588"></a><span class="lineno"> 1588</span>&#160; : creation_time(0), modification_time(0), timescale(0), duration(0) {}</div>
<div class="line"><a name="l01589"></a><span class="lineno"> 1589</span>&#160;MediaHeader::~MediaHeader() {}</div>
<div class="line"><a name="l01590"></a><span class="lineno"><a class="line" href="../../d7/dec/structedash__packager_1_1media_1_1mp4_1_1MediaHeader.html#af7668a8993e5ef0b515cf1deca69db90"> 1590</a></span>&#160;FourCC <a class="code" href="../../d7/dec/structedash__packager_1_1media_1_1mp4_1_1MediaHeader.html#af7668a8993e5ef0b515cf1deca69db90">MediaHeader::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_MDHD; }</div>
<div class="line"><a name="l01591"></a><span class="lineno"> 1591</span>&#160;</div>
<div class="line"><a name="l01592"></a><span class="lineno"> 1592</span>&#160;<span class="keywordtype">bool</span> MediaHeader::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01593"></a><span class="lineno"> 1593</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer));</div>
<div class="line"><a name="l01594"></a><span class="lineno"> 1594</span>&#160;</div>
<div class="line"><a name="l01595"></a><span class="lineno"> 1595</span>&#160; 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="l01596"></a><span class="lineno"> 1596</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a726ab4970a19fa671137e88098e3cd48">ReadWriteUInt64NBytes</a>(&amp;creation_time, num_bytes) &amp;&amp;</div>
<div class="line"><a name="l01597"></a><span class="lineno"> 1597</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a726ab4970a19fa671137e88098e3cd48">ReadWriteUInt64NBytes</a>(&amp;modification_time, num_bytes) &amp;&amp;</div>
<div class="line"><a name="l01598"></a><span class="lineno"> 1598</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;timescale) &amp;&amp;</div>
<div class="line"><a name="l01599"></a><span class="lineno"> 1599</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a726ab4970a19fa671137e88098e3cd48">ReadWriteUInt64NBytes</a>(&amp;duration, num_bytes) &amp;&amp;</div>
<div class="line"><a name="l01600"></a><span class="lineno"> 1600</span>&#160; language.ReadWrite(buffer) &amp;&amp;</div>
<div class="line"><a name="l01601"></a><span class="lineno"> 1601</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a7efa53df1ef135edd31d1e1818b9a884">IgnoreBytes</a>(2)); <span class="comment">// predefined.</span></div>
<div class="line"><a name="l01602"></a><span class="lineno"> 1602</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01603"></a><span class="lineno"> 1603</span>&#160;}</div>
<div class="line"><a name="l01604"></a><span class="lineno"> 1604</span>&#160;</div>
<div class="line"><a name="l01605"></a><span class="lineno"> 1605</span>&#160;uint32_t MediaHeader::ComputeSizeInternal() {</div>
<div class="line"><a name="l01606"></a><span class="lineno"> 1606</span>&#160; version = IsFitIn32Bits(creation_time, modification_time, duration) ? 0 : 1;</div>
<div class="line"><a name="l01607"></a><span class="lineno"> 1607</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + <span class="keyword">sizeof</span>(timescale) +</div>
<div class="line"><a name="l01608"></a><span class="lineno"> 1608</span>&#160; <span class="keyword">sizeof</span>(uint32_t) * (1 + version) * 3 + language.ComputeSize() +</div>
<div class="line"><a name="l01609"></a><span class="lineno"> 1609</span>&#160; 2; <span class="comment">// 2 bytes predefined.</span></div>
<div class="line"><a name="l01610"></a><span class="lineno"> 1610</span>&#160;}</div>
<div class="line"><a name="l01611"></a><span class="lineno"> 1611</span>&#160;</div>
<div class="line"><a name="l01612"></a><span class="lineno"> 1612</span>&#160;VideoMediaHeader::VideoMediaHeader()</div>
<div class="line"><a name="l01613"></a><span class="lineno"> 1613</span>&#160; : graphicsmode(0), opcolor_red(0), opcolor_green(0), opcolor_blue(0) {</div>
<div class="line"><a name="l01614"></a><span class="lineno"> 1614</span>&#160; <span class="keyword">const</span> uint32_t kVideoMediaHeaderFlags = 1;</div>
<div class="line"><a name="l01615"></a><span class="lineno"> 1615</span>&#160; flags = kVideoMediaHeaderFlags;</div>
<div class="line"><a name="l01616"></a><span class="lineno"> 1616</span>&#160;}</div>
<div class="line"><a name="l01617"></a><span class="lineno"> 1617</span>&#160;VideoMediaHeader::~VideoMediaHeader() {}</div>
<div class="line"><a name="l01618"></a><span class="lineno"><a class="line" href="../../db/df7/structedash__packager_1_1media_1_1mp4_1_1VideoMediaHeader.html#a5a3f17a16ce780e1d3c9e7ff2c2d8b92"> 1618</a></span>&#160;FourCC <a class="code" href="../../db/df7/structedash__packager_1_1media_1_1mp4_1_1VideoMediaHeader.html#a5a3f17a16ce780e1d3c9e7ff2c2d8b92">VideoMediaHeader::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_VMHD; }</div>
<div class="line"><a name="l01619"></a><span class="lineno"> 1619</span>&#160;<span class="keywordtype">bool</span> VideoMediaHeader::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01620"></a><span class="lineno"> 1620</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l01621"></a><span class="lineno"> 1621</span>&#160; buffer-&gt;ReadWriteUInt16(&amp;graphicsmode) &amp;&amp;</div>
<div class="line"><a name="l01622"></a><span class="lineno"> 1622</span>&#160; buffer-&gt;ReadWriteUInt16(&amp;opcolor_red) &amp;&amp;</div>
<div class="line"><a name="l01623"></a><span class="lineno"> 1623</span>&#160; buffer-&gt;ReadWriteUInt16(&amp;opcolor_green) &amp;&amp;</div>
<div class="line"><a name="l01624"></a><span class="lineno"> 1624</span>&#160; buffer-&gt;ReadWriteUInt16(&amp;opcolor_blue));</div>
<div class="line"><a name="l01625"></a><span class="lineno"> 1625</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01626"></a><span class="lineno"> 1626</span>&#160;}</div>
<div class="line"><a name="l01627"></a><span class="lineno"> 1627</span>&#160;</div>
<div class="line"><a name="l01628"></a><span class="lineno"> 1628</span>&#160;uint32_t VideoMediaHeader::ComputeSizeInternal() {</div>
<div class="line"><a name="l01629"></a><span class="lineno"> 1629</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + <span class="keyword">sizeof</span>(graphicsmode) + <span class="keyword">sizeof</span>(opcolor_red) +</div>
<div class="line"><a name="l01630"></a><span class="lineno"> 1630</span>&#160; <span class="keyword">sizeof</span>(opcolor_green) + <span class="keyword">sizeof</span>(opcolor_blue);</div>
<div class="line"><a name="l01631"></a><span class="lineno"> 1631</span>&#160;}</div>
<div class="line"><a name="l01632"></a><span class="lineno"> 1632</span>&#160;</div>
<div class="line"><a name="l01633"></a><span class="lineno"> 1633</span>&#160;SoundMediaHeader::SoundMediaHeader() : balance(0) {}</div>
<div class="line"><a name="l01634"></a><span class="lineno"> 1634</span>&#160;SoundMediaHeader::~SoundMediaHeader() {}</div>
<div class="line"><a name="l01635"></a><span class="lineno"><a class="line" href="../../da/db0/structedash__packager_1_1media_1_1mp4_1_1SoundMediaHeader.html#a294713d0b23c8fd694752a9fe5b302d0"> 1635</a></span>&#160;FourCC <a class="code" href="../../da/db0/structedash__packager_1_1media_1_1mp4_1_1SoundMediaHeader.html#a294713d0b23c8fd694752a9fe5b302d0">SoundMediaHeader::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_SMHD; }</div>
<div class="line"><a name="l01636"></a><span class="lineno"> 1636</span>&#160;<span class="keywordtype">bool</span> SoundMediaHeader::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01637"></a><span class="lineno"> 1637</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l01638"></a><span class="lineno"> 1638</span>&#160; buffer-&gt;ReadWriteUInt16(&amp;balance) &amp;&amp;</div>
<div class="line"><a name="l01639"></a><span class="lineno"> 1639</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a7efa53df1ef135edd31d1e1818b9a884">IgnoreBytes</a>(2)); <span class="comment">// reserved.</span></div>
<div class="line"><a name="l01640"></a><span class="lineno"> 1640</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01641"></a><span class="lineno"> 1641</span>&#160;}</div>
<div class="line"><a name="l01642"></a><span class="lineno"> 1642</span>&#160;</div>
<div class="line"><a name="l01643"></a><span class="lineno"> 1643</span>&#160;uint32_t SoundMediaHeader::ComputeSizeInternal() {</div>
<div class="line"><a name="l01644"></a><span class="lineno"> 1644</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + <span class="keyword">sizeof</span>(balance) + <span class="keyword">sizeof</span>(uint16_t);</div>
<div class="line"><a name="l01645"></a><span class="lineno"> 1645</span>&#160;}</div>
<div class="line"><a name="l01646"></a><span class="lineno"> 1646</span>&#160;</div>
<div class="line"><a name="l01647"></a><span class="lineno"> 1647</span>&#160;SubtitleMediaHeader::SubtitleMediaHeader() {}</div>
<div class="line"><a name="l01648"></a><span class="lineno"> 1648</span>&#160;SubtitleMediaHeader::~SubtitleMediaHeader() {}</div>
<div class="line"><a name="l01649"></a><span class="lineno"> 1649</span>&#160;</div>
<div class="line"><a name="l01650"></a><span class="lineno"><a class="line" href="../../d1/d86/structedash__packager_1_1media_1_1mp4_1_1SubtitleMediaHeader.html#a46fb740ceb2e6b51336e602fb707d9dc"> 1650</a></span>&#160;FourCC <a class="code" href="../../d1/d86/structedash__packager_1_1media_1_1mp4_1_1SubtitleMediaHeader.html#a46fb740ceb2e6b51336e602fb707d9dc">SubtitleMediaHeader::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_sthd; }</div>
<div class="line"><a name="l01651"></a><span class="lineno"> 1651</span>&#160;</div>
<div class="line"><a name="l01652"></a><span class="lineno"> 1652</span>&#160;<span class="keywordtype">bool</span> SubtitleMediaHeader::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01653"></a><span class="lineno"> 1653</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer);</div>
<div class="line"><a name="l01654"></a><span class="lineno"> 1654</span>&#160;}</div>
<div class="line"><a name="l01655"></a><span class="lineno"> 1655</span>&#160;</div>
<div class="line"><a name="l01656"></a><span class="lineno"> 1656</span>&#160;uint32_t SubtitleMediaHeader::ComputeSizeInternal() {</div>
<div class="line"><a name="l01657"></a><span class="lineno"> 1657</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>();</div>
<div class="line"><a name="l01658"></a><span class="lineno"> 1658</span>&#160;}</div>
<div class="line"><a name="l01659"></a><span class="lineno"> 1659</span>&#160;</div>
<div class="line"><a name="l01660"></a><span class="lineno"> 1660</span>&#160;DataEntryUrl::DataEntryUrl() {</div>
<div class="line"><a name="l01661"></a><span class="lineno"> 1661</span>&#160; <span class="keyword">const</span> uint32_t kDataEntryUrlFlags = 1;</div>
<div class="line"><a name="l01662"></a><span class="lineno"> 1662</span>&#160; flags = kDataEntryUrlFlags;</div>
<div class="line"><a name="l01663"></a><span class="lineno"> 1663</span>&#160;}</div>
<div class="line"><a name="l01664"></a><span class="lineno"> 1664</span>&#160;DataEntryUrl::~DataEntryUrl() {}</div>
<div class="line"><a name="l01665"></a><span class="lineno"><a class="line" href="../../d6/d6c/structedash__packager_1_1media_1_1mp4_1_1DataEntryUrl.html#a52a2b2d6afb05554e144b476e2a7c2e1"> 1665</a></span>&#160;FourCC <a class="code" href="../../d6/d6c/structedash__packager_1_1media_1_1mp4_1_1DataEntryUrl.html#a52a2b2d6afb05554e144b476e2a7c2e1">DataEntryUrl::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_URL; }</div>
<div class="line"><a name="l01666"></a><span class="lineno"> 1666</span>&#160;<span class="keywordtype">bool</span> DataEntryUrl::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01667"></a><span class="lineno"> 1667</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer));</div>
<div class="line"><a name="l01668"></a><span class="lineno"> 1668</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l01669"></a><span class="lineno"> 1669</span>&#160; RCHECK(buffer-&gt;ReadWriteVector(&amp;location, buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a47a70cb8481ca0c88172592e960e563e">BytesLeft</a>()));</div>
<div class="line"><a name="l01670"></a><span class="lineno"> 1670</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01671"></a><span class="lineno"> 1671</span>&#160; RCHECK(buffer-&gt;ReadWriteVector(&amp;location, location.size()));</div>
<div class="line"><a name="l01672"></a><span class="lineno"> 1672</span>&#160; }</div>
<div class="line"><a name="l01673"></a><span class="lineno"> 1673</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01674"></a><span class="lineno"> 1674</span>&#160;}</div>
<div class="line"><a name="l01675"></a><span class="lineno"> 1675</span>&#160;</div>
<div class="line"><a name="l01676"></a><span class="lineno"> 1676</span>&#160;uint32_t DataEntryUrl::ComputeSizeInternal() {</div>
<div class="line"><a name="l01677"></a><span class="lineno"> 1677</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + location.size();</div>
<div class="line"><a name="l01678"></a><span class="lineno"> 1678</span>&#160;}</div>
<div class="line"><a name="l01679"></a><span class="lineno"> 1679</span>&#160;</div>
<div class="line"><a name="l01680"></a><span class="lineno"> 1680</span>&#160;DataReference::DataReference() {</div>
<div class="line"><a name="l01681"></a><span class="lineno"> 1681</span>&#160; <span class="comment">// Default 1 entry.</span></div>
<div class="line"><a name="l01682"></a><span class="lineno"> 1682</span>&#160; data_entry.resize(1);</div>
<div class="line"><a name="l01683"></a><span class="lineno"> 1683</span>&#160;}</div>
<div class="line"><a name="l01684"></a><span class="lineno"> 1684</span>&#160;DataReference::~DataReference() {}</div>
<div class="line"><a name="l01685"></a><span class="lineno"><a class="line" href="../../d7/d0d/structedash__packager_1_1media_1_1mp4_1_1DataReference.html#a4cfadf5c0c452c121be0ea980555be60"> 1685</a></span>&#160;FourCC <a class="code" href="../../d7/d0d/structedash__packager_1_1media_1_1mp4_1_1DataReference.html#a4cfadf5c0c452c121be0ea980555be60">DataReference::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_DREF; }</div>
<div class="line"><a name="l01686"></a><span class="lineno"> 1686</span>&#160;<span class="keywordtype">bool</span> DataReference::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01687"></a><span class="lineno"> 1687</span>&#160; uint32_t entry_count = data_entry.size();</div>
<div class="line"><a name="l01688"></a><span class="lineno"> 1688</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l01689"></a><span class="lineno"> 1689</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;entry_count));</div>
<div class="line"><a name="l01690"></a><span class="lineno"> 1690</span>&#160; data_entry.resize(entry_count);</div>
<div class="line"><a name="l01691"></a><span class="lineno"> 1691</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2e46c4812ac9c48288a8461c230a375b">PrepareChildren</a>());</div>
<div class="line"><a name="l01692"></a><span class="lineno"> 1692</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; entry_count; ++i)</div>
<div class="line"><a name="l01693"></a><span class="lineno"> 1693</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;data_entry[i]));</div>
<div class="line"><a name="l01694"></a><span class="lineno"> 1694</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01695"></a><span class="lineno"> 1695</span>&#160;}</div>
<div class="line"><a name="l01696"></a><span class="lineno"> 1696</span>&#160;</div>
<div class="line"><a name="l01697"></a><span class="lineno"> 1697</span>&#160;uint32_t DataReference::ComputeSizeInternal() {</div>
<div class="line"><a name="l01698"></a><span class="lineno"> 1698</span>&#160; uint32_t count = data_entry.size();</div>
<div class="line"><a name="l01699"></a><span class="lineno"> 1699</span>&#160; uint32_t box_size = <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + <span class="keyword">sizeof</span>(count);</div>
<div class="line"><a name="l01700"></a><span class="lineno"> 1700</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; count; ++i)</div>
<div class="line"><a name="l01701"></a><span class="lineno"> 1701</span>&#160; box_size += data_entry[i].<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>();</div>
<div class="line"><a name="l01702"></a><span class="lineno"> 1702</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a6a9392e954db3ae0aa6cc16c87562dc7">box_size</a>;</div>
<div class="line"><a name="l01703"></a><span class="lineno"> 1703</span>&#160;}</div>
<div class="line"><a name="l01704"></a><span class="lineno"> 1704</span>&#160;</div>
<div class="line"><a name="l01705"></a><span class="lineno"> 1705</span>&#160;DataInformation::DataInformation() {}</div>
<div class="line"><a name="l01706"></a><span class="lineno"> 1706</span>&#160;DataInformation::~DataInformation() {}</div>
<div class="line"><a name="l01707"></a><span class="lineno"><a class="line" href="../../d6/d59/structedash__packager_1_1media_1_1mp4_1_1DataInformation.html#aed66cd68a3126748afe6b42d04cab885"> 1707</a></span>&#160;FourCC <a class="code" href="../../d6/d59/structedash__packager_1_1media_1_1mp4_1_1DataInformation.html#aed66cd68a3126748afe6b42d04cab885">DataInformation::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_DINF; }</div>
<div class="line"><a name="l01708"></a><span class="lineno"> 1708</span>&#160;</div>
<div class="line"><a name="l01709"></a><span class="lineno"> 1709</span>&#160;<span class="keywordtype">bool</span> DataInformation::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01710"></a><span class="lineno"> 1710</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l01711"></a><span class="lineno"> 1711</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2e46c4812ac9c48288a8461c230a375b">PrepareChildren</a>() &amp;&amp;</div>
<div class="line"><a name="l01712"></a><span class="lineno"> 1712</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;dref);</div>
<div class="line"><a name="l01713"></a><span class="lineno"> 1713</span>&#160;}</div>
<div class="line"><a name="l01714"></a><span class="lineno"> 1714</span>&#160;</div>
<div class="line"><a name="l01715"></a><span class="lineno"> 1715</span>&#160;uint32_t DataInformation::ComputeSizeInternal() {</div>
<div class="line"><a name="l01716"></a><span class="lineno"> 1716</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + dref.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>();</div>
<div class="line"><a name="l01717"></a><span class="lineno"> 1717</span>&#160;}</div>
<div class="line"><a name="l01718"></a><span class="lineno"> 1718</span>&#160;</div>
<div class="line"><a name="l01719"></a><span class="lineno"> 1719</span>&#160;MediaInformation::MediaInformation() {}</div>
<div class="line"><a name="l01720"></a><span class="lineno"> 1720</span>&#160;MediaInformation::~MediaInformation() {}</div>
<div class="line"><a name="l01721"></a><span class="lineno"><a class="line" href="../../dd/dbd/structedash__packager_1_1media_1_1mp4_1_1MediaInformation.html#a2dab0117ee2e03c052f5df25134db42e"> 1721</a></span>&#160;FourCC <a class="code" href="../../dd/dbd/structedash__packager_1_1media_1_1mp4_1_1MediaInformation.html#a2dab0117ee2e03c052f5df25134db42e">MediaInformation::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_MINF; }</div>
<div class="line"><a name="l01722"></a><span class="lineno"> 1722</span>&#160;</div>
<div class="line"><a name="l01723"></a><span class="lineno"> 1723</span>&#160;<span class="keywordtype">bool</span> MediaInformation::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01724"></a><span class="lineno"> 1724</span>&#160; RCHECK(<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l01725"></a><span class="lineno"> 1725</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2e46c4812ac9c48288a8461c230a375b">PrepareChildren</a>() &amp;&amp;</div>
<div class="line"><a name="l01726"></a><span class="lineno"> 1726</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;dinf) &amp;&amp;</div>
<div class="line"><a name="l01727"></a><span class="lineno"> 1727</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;sample_table));</div>
<div class="line"><a name="l01728"></a><span class="lineno"> 1728</span>&#160; <span class="keywordflow">switch</span> (sample_table.description.type) {</div>
<div class="line"><a name="l01729"></a><span class="lineno"> 1729</span>&#160; <span class="keywordflow">case</span> kVideo:</div>
<div class="line"><a name="l01730"></a><span class="lineno"> 1730</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;vmhd));</div>
<div class="line"><a name="l01731"></a><span class="lineno"> 1731</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l01732"></a><span class="lineno"> 1732</span>&#160; <span class="keywordflow">case</span> kAudio:</div>
<div class="line"><a name="l01733"></a><span class="lineno"> 1733</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;smhd));</div>
<div class="line"><a name="l01734"></a><span class="lineno"> 1734</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l01735"></a><span class="lineno"> 1735</span>&#160; <span class="keywordflow">case</span> kText:</div>
<div class="line"><a name="l01736"></a><span class="lineno"> 1736</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a0573809c43c576c1835f5b8aa0e57191">TryReadWriteChild</a>(&amp;sthd));</div>
<div class="line"><a name="l01737"></a><span class="lineno"> 1737</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l01738"></a><span class="lineno"> 1738</span>&#160; <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l01739"></a><span class="lineno"> 1739</span>&#160; NOTIMPLEMENTED();</div>
<div class="line"><a name="l01740"></a><span class="lineno"> 1740</span>&#160; }</div>
<div class="line"><a name="l01741"></a><span class="lineno"> 1741</span>&#160; <span class="comment">// Hint is not supported for now.</span></div>
<div class="line"><a name="l01742"></a><span class="lineno"> 1742</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01743"></a><span class="lineno"> 1743</span>&#160;}</div>
<div class="line"><a name="l01744"></a><span class="lineno"> 1744</span>&#160;</div>
<div class="line"><a name="l01745"></a><span class="lineno"> 1745</span>&#160;uint32_t MediaInformation::ComputeSizeInternal() {</div>
<div class="line"><a name="l01746"></a><span class="lineno"> 1746</span>&#160; uint32_t box_size =</div>
<div class="line"><a name="l01747"></a><span class="lineno"> 1747</span>&#160; <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + dinf.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() + sample_table.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>();</div>
<div class="line"><a name="l01748"></a><span class="lineno"> 1748</span>&#160; <span class="keywordflow">switch</span> (sample_table.description.type) {</div>
<div class="line"><a name="l01749"></a><span class="lineno"> 1749</span>&#160; <span class="keywordflow">case</span> kVideo:</div>
<div class="line"><a name="l01750"></a><span class="lineno"> 1750</span>&#160; box_size += vmhd.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>();</div>
<div class="line"><a name="l01751"></a><span class="lineno"> 1751</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l01752"></a><span class="lineno"> 1752</span>&#160; <span class="keywordflow">case</span> kAudio:</div>
<div class="line"><a name="l01753"></a><span class="lineno"> 1753</span>&#160; box_size += smhd.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>();</div>
<div class="line"><a name="l01754"></a><span class="lineno"> 1754</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l01755"></a><span class="lineno"> 1755</span>&#160; <span class="keywordflow">case</span> kText:</div>
<div class="line"><a name="l01756"></a><span class="lineno"> 1756</span>&#160; box_size += sthd.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>();</div>
<div class="line"><a name="l01757"></a><span class="lineno"> 1757</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l01758"></a><span class="lineno"> 1758</span>&#160; <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l01759"></a><span class="lineno"> 1759</span>&#160; NOTIMPLEMENTED();</div>
<div class="line"><a name="l01760"></a><span class="lineno"> 1760</span>&#160; }</div>
<div class="line"><a name="l01761"></a><span class="lineno"> 1761</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a6a9392e954db3ae0aa6cc16c87562dc7">box_size</a>;</div>
<div class="line"><a name="l01762"></a><span class="lineno"> 1762</span>&#160;}</div>
<div class="line"><a name="l01763"></a><span class="lineno"> 1763</span>&#160;</div>
<div class="line"><a name="l01764"></a><span class="lineno"> 1764</span>&#160;Media::Media() {}</div>
<div class="line"><a name="l01765"></a><span class="lineno"> 1765</span>&#160;Media::~Media() {}</div>
<div class="line"><a name="l01766"></a><span class="lineno"><a class="line" href="../../de/de7/structedash__packager_1_1media_1_1mp4_1_1Media.html#a339ebe17f0f7d4ffbbf82795419155b5"> 1766</a></span>&#160;FourCC <a class="code" href="../../de/de7/structedash__packager_1_1media_1_1mp4_1_1Media.html#a339ebe17f0f7d4ffbbf82795419155b5">Media::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_MDIA; }</div>
<div class="line"><a name="l01767"></a><span class="lineno"> 1767</span>&#160;</div>
<div class="line"><a name="l01768"></a><span class="lineno"> 1768</span>&#160;<span class="keywordtype">bool</span> Media::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01769"></a><span class="lineno"> 1769</span>&#160; RCHECK(<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l01770"></a><span class="lineno"> 1770</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2e46c4812ac9c48288a8461c230a375b">PrepareChildren</a>() &amp;&amp;</div>
<div class="line"><a name="l01771"></a><span class="lineno"> 1771</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;header));</div>
<div class="line"><a name="l01772"></a><span class="lineno"> 1772</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l01773"></a><span class="lineno"> 1773</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;handler));</div>
<div class="line"><a name="l01774"></a><span class="lineno"> 1774</span>&#160; <span class="comment">// Maddeningly, the HandlerReference box specifies how to parse the</span></div>
<div class="line"><a name="l01775"></a><span class="lineno"> 1775</span>&#160; <span class="comment">// SampleDescription box, making the latter the only box (of those that we</span></div>
<div class="line"><a name="l01776"></a><span class="lineno"> 1776</span>&#160; <span class="comment">// support) which cannot be parsed correctly on its own (or even with</span></div>
<div class="line"><a name="l01777"></a><span class="lineno"> 1777</span>&#160; <span class="comment">// information from its strict ancestor tree). We thus copy the handler type</span></div>
<div class="line"><a name="l01778"></a><span class="lineno"> 1778</span>&#160; <span class="comment">// to the sample description box *before* parsing it to provide this</span></div>
<div class="line"><a name="l01779"></a><span class="lineno"> 1779</span>&#160; <span class="comment">// information while parsing.</span></div>
<div class="line"><a name="l01780"></a><span class="lineno"> 1780</span>&#160; information.sample_table.description.type =</div>
<div class="line"><a name="l01781"></a><span class="lineno"> 1781</span>&#160; FourCCToTrackType(handler.handler_type);</div>
<div class="line"><a name="l01782"></a><span class="lineno"> 1782</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01783"></a><span class="lineno"> 1783</span>&#160; handler.handler_type =</div>
<div class="line"><a name="l01784"></a><span class="lineno"> 1784</span>&#160; TrackTypeToFourCC(information.sample_table.description.type);</div>
<div class="line"><a name="l01785"></a><span class="lineno"> 1785</span>&#160; RCHECK(handler.handler_type != FOURCC_NULL);</div>
<div class="line"><a name="l01786"></a><span class="lineno"> 1786</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;handler));</div>
<div class="line"><a name="l01787"></a><span class="lineno"> 1787</span>&#160; }</div>
<div class="line"><a name="l01788"></a><span class="lineno"> 1788</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;information));</div>
<div class="line"><a name="l01789"></a><span class="lineno"> 1789</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01790"></a><span class="lineno"> 1790</span>&#160;}</div>
<div class="line"><a name="l01791"></a><span class="lineno"> 1791</span>&#160;</div>
<div class="line"><a name="l01792"></a><span class="lineno"> 1792</span>&#160;uint32_t Media::ComputeSizeInternal() {</div>
<div class="line"><a name="l01793"></a><span class="lineno"> 1793</span>&#160; handler.handler_type =</div>
<div class="line"><a name="l01794"></a><span class="lineno"> 1794</span>&#160; TrackTypeToFourCC(information.sample_table.description.type);</div>
<div class="line"><a name="l01795"></a><span class="lineno"> 1795</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + header.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() + handler.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() +</div>
<div class="line"><a name="l01796"></a><span class="lineno"> 1796</span>&#160; information.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>();</div>
<div class="line"><a name="l01797"></a><span class="lineno"> 1797</span>&#160;}</div>
<div class="line"><a name="l01798"></a><span class="lineno"> 1798</span>&#160;</div>
<div class="line"><a name="l01799"></a><span class="lineno"> 1799</span>&#160;Track::Track() {}</div>
<div class="line"><a name="l01800"></a><span class="lineno"> 1800</span>&#160;Track::~Track() {}</div>
<div class="line"><a name="l01801"></a><span class="lineno"><a class="line" href="../../d3/de1/structedash__packager_1_1media_1_1mp4_1_1Track.html#a94e5e94f5bc4e4f6498bb384ed548cae"> 1801</a></span>&#160;FourCC <a class="code" href="../../d3/de1/structedash__packager_1_1media_1_1mp4_1_1Track.html#a94e5e94f5bc4e4f6498bb384ed548cae">Track::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_TRAK; }</div>
<div class="line"><a name="l01802"></a><span class="lineno"> 1802</span>&#160;</div>
<div class="line"><a name="l01803"></a><span class="lineno"> 1803</span>&#160;<span class="keywordtype">bool</span> Track::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01804"></a><span class="lineno"> 1804</span>&#160; RCHECK(<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l01805"></a><span class="lineno"> 1805</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2e46c4812ac9c48288a8461c230a375b">PrepareChildren</a>() &amp;&amp;</div>
<div class="line"><a name="l01806"></a><span class="lineno"> 1806</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;header) &amp;&amp;</div>
<div class="line"><a name="l01807"></a><span class="lineno"> 1807</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;media) &amp;&amp;</div>
<div class="line"><a name="l01808"></a><span class="lineno"> 1808</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a0573809c43c576c1835f5b8aa0e57191">TryReadWriteChild</a>(&amp;edit) &amp;&amp;</div>
<div class="line"><a name="l01809"></a><span class="lineno"> 1809</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a0573809c43c576c1835f5b8aa0e57191">TryReadWriteChild</a>(&amp;sample_encryption));</div>
<div class="line"><a name="l01810"></a><span class="lineno"> 1810</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01811"></a><span class="lineno"> 1811</span>&#160;}</div>
<div class="line"><a name="l01812"></a><span class="lineno"> 1812</span>&#160;</div>
<div class="line"><a name="l01813"></a><span class="lineno"> 1813</span>&#160;uint32_t Track::ComputeSizeInternal() {</div>
<div class="line"><a name="l01814"></a><span class="lineno"> 1814</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + header.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() + media.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() +</div>
<div class="line"><a name="l01815"></a><span class="lineno"> 1815</span>&#160; edit.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>();</div>
<div class="line"><a name="l01816"></a><span class="lineno"> 1816</span>&#160;}</div>
<div class="line"><a name="l01817"></a><span class="lineno"> 1817</span>&#160;</div>
<div class="line"><a name="l01818"></a><span class="lineno"> 1818</span>&#160;MovieExtendsHeader::MovieExtendsHeader() : fragment_duration(0) {}</div>
<div class="line"><a name="l01819"></a><span class="lineno"> 1819</span>&#160;MovieExtendsHeader::~MovieExtendsHeader() {}</div>
<div class="line"><a name="l01820"></a><span class="lineno"><a class="line" href="../../da/d17/structedash__packager_1_1media_1_1mp4_1_1MovieExtendsHeader.html#a3d7d2e08f6baedf1af02c9e4504d75d9"> 1820</a></span>&#160;FourCC <a class="code" href="../../da/d17/structedash__packager_1_1media_1_1mp4_1_1MovieExtendsHeader.html#a3d7d2e08f6baedf1af02c9e4504d75d9">MovieExtendsHeader::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_MEHD; }</div>
<div class="line"><a name="l01821"></a><span class="lineno"> 1821</span>&#160;</div>
<div class="line"><a name="l01822"></a><span class="lineno"> 1822</span>&#160;<span class="keywordtype">bool</span> MovieExtendsHeader::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01823"></a><span class="lineno"> 1823</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer));</div>
<div class="line"><a name="l01824"></a><span class="lineno"> 1824</span>&#160; <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="l01825"></a><span class="lineno"> 1825</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a726ab4970a19fa671137e88098e3cd48">ReadWriteUInt64NBytes</a>(&amp;fragment_duration, num_bytes));</div>
<div class="line"><a name="l01826"></a><span class="lineno"> 1826</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01827"></a><span class="lineno"> 1827</span>&#160;}</div>
<div class="line"><a name="l01828"></a><span class="lineno"> 1828</span>&#160;</div>
<div class="line"><a name="l01829"></a><span class="lineno"> 1829</span>&#160;uint32_t MovieExtendsHeader::ComputeSizeInternal() {</div>
<div class="line"><a name="l01830"></a><span class="lineno"> 1830</span>&#160; <span class="comment">// This box is optional. Skip it if it is not used.</span></div>
<div class="line"><a name="l01831"></a><span class="lineno"> 1831</span>&#160; <span class="keywordflow">if</span> (fragment_duration == 0)</div>
<div class="line"><a name="l01832"></a><span class="lineno"> 1832</span>&#160; <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l01833"></a><span class="lineno"> 1833</span>&#160; version = IsFitIn32Bits(fragment_duration) ? 0 : 1;</div>
<div class="line"><a name="l01834"></a><span class="lineno"> 1834</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + <span class="keyword">sizeof</span>(uint32_t) * (1 + version);</div>
<div class="line"><a name="l01835"></a><span class="lineno"> 1835</span>&#160;}</div>
<div class="line"><a name="l01836"></a><span class="lineno"> 1836</span>&#160;</div>
<div class="line"><a name="l01837"></a><span class="lineno"> 1837</span>&#160;TrackExtends::TrackExtends()</div>
<div class="line"><a name="l01838"></a><span class="lineno"> 1838</span>&#160; : track_id(0),</div>
<div class="line"><a name="l01839"></a><span class="lineno"> 1839</span>&#160; default_sample_description_index(0),</div>
<div class="line"><a name="l01840"></a><span class="lineno"> 1840</span>&#160; default_sample_duration(0),</div>
<div class="line"><a name="l01841"></a><span class="lineno"> 1841</span>&#160; default_sample_size(0),</div>
<div class="line"><a name="l01842"></a><span class="lineno"> 1842</span>&#160; default_sample_flags(0) {}</div>
<div class="line"><a name="l01843"></a><span class="lineno"> 1843</span>&#160;TrackExtends::~TrackExtends() {}</div>
<div class="line"><a name="l01844"></a><span class="lineno"><a class="line" href="../../d3/d2c/structedash__packager_1_1media_1_1mp4_1_1TrackExtends.html#a133f1027410f7767253ed0bfd8da54cd"> 1844</a></span>&#160;FourCC <a class="code" href="../../d3/d2c/structedash__packager_1_1media_1_1mp4_1_1TrackExtends.html#a133f1027410f7767253ed0bfd8da54cd">TrackExtends::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_TREX; }</div>
<div class="line"><a name="l01845"></a><span class="lineno"> 1845</span>&#160;</div>
<div class="line"><a name="l01846"></a><span class="lineno"> 1846</span>&#160;<span class="keywordtype">bool</span> TrackExtends::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01847"></a><span class="lineno"> 1847</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l01848"></a><span class="lineno"> 1848</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;track_id) &amp;&amp;</div>
<div class="line"><a name="l01849"></a><span class="lineno"> 1849</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;default_sample_description_index) &amp;&amp;</div>
<div class="line"><a name="l01850"></a><span class="lineno"> 1850</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;default_sample_duration) &amp;&amp;</div>
<div class="line"><a name="l01851"></a><span class="lineno"> 1851</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;default_sample_size) &amp;&amp;</div>
<div class="line"><a name="l01852"></a><span class="lineno"> 1852</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;default_sample_flags));</div>
<div class="line"><a name="l01853"></a><span class="lineno"> 1853</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01854"></a><span class="lineno"> 1854</span>&#160;}</div>
<div class="line"><a name="l01855"></a><span class="lineno"> 1855</span>&#160;</div>
<div class="line"><a name="l01856"></a><span class="lineno"> 1856</span>&#160;uint32_t TrackExtends::ComputeSizeInternal() {</div>
<div class="line"><a name="l01857"></a><span class="lineno"> 1857</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + <span class="keyword">sizeof</span>(track_id) +</div>
<div class="line"><a name="l01858"></a><span class="lineno"> 1858</span>&#160; <span class="keyword">sizeof</span>(default_sample_description_index) +</div>
<div class="line"><a name="l01859"></a><span class="lineno"> 1859</span>&#160; <span class="keyword">sizeof</span>(default_sample_duration) + <span class="keyword">sizeof</span>(default_sample_size) +</div>
<div class="line"><a name="l01860"></a><span class="lineno"> 1860</span>&#160; <span class="keyword">sizeof</span>(default_sample_flags);</div>
<div class="line"><a name="l01861"></a><span class="lineno"> 1861</span>&#160;}</div>
<div class="line"><a name="l01862"></a><span class="lineno"> 1862</span>&#160;</div>
<div class="line"><a name="l01863"></a><span class="lineno"> 1863</span>&#160;MovieExtends::MovieExtends() {}</div>
<div class="line"><a name="l01864"></a><span class="lineno"> 1864</span>&#160;MovieExtends::~MovieExtends() {}</div>
<div class="line"><a name="l01865"></a><span class="lineno"><a class="line" href="../../d6/d8b/structedash__packager_1_1media_1_1mp4_1_1MovieExtends.html#a13e40bc4f9d2a6988b3506a5305e6fca"> 1865</a></span>&#160;FourCC <a class="code" href="../../d6/d8b/structedash__packager_1_1media_1_1mp4_1_1MovieExtends.html#a13e40bc4f9d2a6988b3506a5305e6fca">MovieExtends::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_MVEX; }</div>
<div class="line"><a name="l01866"></a><span class="lineno"> 1866</span>&#160;</div>
<div class="line"><a name="l01867"></a><span class="lineno"> 1867</span>&#160;<span class="keywordtype">bool</span> MovieExtends::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01868"></a><span class="lineno"> 1868</span>&#160; RCHECK(<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l01869"></a><span class="lineno"> 1869</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2e46c4812ac9c48288a8461c230a375b">PrepareChildren</a>() &amp;&amp;</div>
<div class="line"><a name="l01870"></a><span class="lineno"> 1870</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a0573809c43c576c1835f5b8aa0e57191">TryReadWriteChild</a>(&amp;header));</div>
<div class="line"><a name="l01871"></a><span class="lineno"> 1871</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l01872"></a><span class="lineno"> 1872</span>&#160; DCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2141be2c0c4ec27b458df15e13d7239e">reader</a>());</div>
<div class="line"><a name="l01873"></a><span class="lineno"> 1873</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2141be2c0c4ec27b458df15e13d7239e">reader</a>()-&gt;<a class="code" href="../../db/d6c/classedash__packager_1_1media_1_1mp4_1_1BoxReader.html#a7ce20788aedb0c790e09b83954545ed3">ReadChildren</a>(&amp;tracks));</div>
<div class="line"><a name="l01874"></a><span class="lineno"> 1874</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01875"></a><span class="lineno"> 1875</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; tracks.size(); ++i)</div>
<div class="line"><a name="l01876"></a><span class="lineno"> 1876</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;tracks[i]));</div>
<div class="line"><a name="l01877"></a><span class="lineno"> 1877</span>&#160; }</div>
<div class="line"><a name="l01878"></a><span class="lineno"> 1878</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01879"></a><span class="lineno"> 1879</span>&#160;}</div>
<div class="line"><a name="l01880"></a><span class="lineno"> 1880</span>&#160;</div>
<div class="line"><a name="l01881"></a><span class="lineno"> 1881</span>&#160;uint32_t MovieExtends::ComputeSizeInternal() {</div>
<div class="line"><a name="l01882"></a><span class="lineno"> 1882</span>&#160; <span class="comment">// This box is optional. Skip it if it does not contain any track.</span></div>
<div class="line"><a name="l01883"></a><span class="lineno"> 1883</span>&#160; <span class="keywordflow">if</span> (tracks.size() == 0)</div>
<div class="line"><a name="l01884"></a><span class="lineno"> 1884</span>&#160; <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l01885"></a><span class="lineno"> 1885</span>&#160; uint32_t box_size = <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + header.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>();</div>
<div class="line"><a name="l01886"></a><span class="lineno"> 1886</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; tracks.size(); ++i)</div>
<div class="line"><a name="l01887"></a><span class="lineno"> 1887</span>&#160; box_size += tracks[i].<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>();</div>
<div class="line"><a name="l01888"></a><span class="lineno"> 1888</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a6a9392e954db3ae0aa6cc16c87562dc7">box_size</a>;</div>
<div class="line"><a name="l01889"></a><span class="lineno"> 1889</span>&#160;}</div>
<div class="line"><a name="l01890"></a><span class="lineno"> 1890</span>&#160;</div>
<div class="line"><a name="l01891"></a><span class="lineno"> 1891</span>&#160;Movie::Movie() {}</div>
<div class="line"><a name="l01892"></a><span class="lineno"> 1892</span>&#160;Movie::~Movie() {}</div>
<div class="line"><a name="l01893"></a><span class="lineno"><a class="line" href="../../d6/dec/structedash__packager_1_1media_1_1mp4_1_1Movie.html#aa5e25db4def848291ed7b79217e7e2fe"> 1893</a></span>&#160;FourCC <a class="code" href="../../d6/dec/structedash__packager_1_1media_1_1mp4_1_1Movie.html#aa5e25db4def848291ed7b79217e7e2fe">Movie::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_MOOV; }</div>
<div class="line"><a name="l01894"></a><span class="lineno"> 1894</span>&#160;</div>
<div class="line"><a name="l01895"></a><span class="lineno"> 1895</span>&#160;<span class="keywordtype">bool</span> Movie::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01896"></a><span class="lineno"> 1896</span>&#160; RCHECK(<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l01897"></a><span class="lineno"> 1897</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2e46c4812ac9c48288a8461c230a375b">PrepareChildren</a>() &amp;&amp;</div>
<div class="line"><a name="l01898"></a><span class="lineno"> 1898</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;header) &amp;&amp;</div>
<div class="line"><a name="l01899"></a><span class="lineno"> 1899</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a0573809c43c576c1835f5b8aa0e57191">TryReadWriteChild</a>(&amp;metadata) &amp;&amp;</div>
<div class="line"><a name="l01900"></a><span class="lineno"> 1900</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a0573809c43c576c1835f5b8aa0e57191">TryReadWriteChild</a>(&amp;extends));</div>
<div class="line"><a name="l01901"></a><span class="lineno"> 1901</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l01902"></a><span class="lineno"> 1902</span>&#160; <a class="code" href="../../db/d6c/classedash__packager_1_1media_1_1mp4_1_1BoxReader.html">BoxReader</a>* reader = buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2141be2c0c4ec27b458df15e13d7239e">reader</a>();</div>
<div class="line"><a name="l01903"></a><span class="lineno"> 1903</span>&#160; DCHECK(reader);</div>
<div class="line"><a name="l01904"></a><span class="lineno"> 1904</span>&#160; RCHECK(reader-&gt;<a class="code" href="../../db/d6c/classedash__packager_1_1media_1_1mp4_1_1BoxReader.html#a7ce20788aedb0c790e09b83954545ed3">ReadChildren</a>(&amp;tracks) &amp;&amp;</div>
<div class="line"><a name="l01905"></a><span class="lineno"> 1905</span>&#160; reader-&gt;<a class="code" href="../../db/d6c/classedash__packager_1_1media_1_1mp4_1_1BoxReader.html#a1e30404fe509e750023ae39a093b4e6a">TryReadChildren</a>(&amp;pssh));</div>
<div class="line"><a name="l01906"></a><span class="lineno"> 1906</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l01907"></a><span class="lineno"> 1907</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; tracks.size(); ++i)</div>
<div class="line"><a name="l01908"></a><span class="lineno"> 1908</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;tracks[i]));</div>
<div class="line"><a name="l01909"></a><span class="lineno"> 1909</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; pssh.size(); ++i)</div>
<div class="line"><a name="l01910"></a><span class="lineno"> 1910</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;pssh[i]));</div>
<div class="line"><a name="l01911"></a><span class="lineno"> 1911</span>&#160; }</div>
<div class="line"><a name="l01912"></a><span class="lineno"> 1912</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01913"></a><span class="lineno"> 1913</span>&#160;}</div>
<div class="line"><a name="l01914"></a><span class="lineno"> 1914</span>&#160;</div>
<div class="line"><a name="l01915"></a><span class="lineno"> 1915</span>&#160;uint32_t Movie::ComputeSizeInternal() {</div>
<div class="line"><a name="l01916"></a><span class="lineno"> 1916</span>&#160; uint32_t box_size = <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + header.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() +</div>
<div class="line"><a name="l01917"></a><span class="lineno"> 1917</span>&#160; metadata.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() + extends.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>();</div>
<div class="line"><a name="l01918"></a><span class="lineno"> 1918</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; tracks.size(); ++i)</div>
<div class="line"><a name="l01919"></a><span class="lineno"> 1919</span>&#160; box_size += tracks[i].<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>();</div>
<div class="line"><a name="l01920"></a><span class="lineno"> 1920</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; pssh.size(); ++i)</div>
<div class="line"><a name="l01921"></a><span class="lineno"> 1921</span>&#160; box_size += pssh[i].<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>();</div>
<div class="line"><a name="l01922"></a><span class="lineno"> 1922</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a6a9392e954db3ae0aa6cc16c87562dc7">box_size</a>;</div>
<div class="line"><a name="l01923"></a><span class="lineno"> 1923</span>&#160;}</div>
<div class="line"><a name="l01924"></a><span class="lineno"> 1924</span>&#160;</div>
<div class="line"><a name="l01925"></a><span class="lineno"> 1925</span>&#160;TrackFragmentDecodeTime::TrackFragmentDecodeTime() : decode_time(0) {}</div>
<div class="line"><a name="l01926"></a><span class="lineno"> 1926</span>&#160;TrackFragmentDecodeTime::~TrackFragmentDecodeTime() {}</div>
<div class="line"><a name="l01927"></a><span class="lineno"><a class="line" href="../../d0/d92/structedash__packager_1_1media_1_1mp4_1_1TrackFragmentDecodeTime.html#a33cfba86f8b918fbedaceb465ec40eb1"> 1927</a></span>&#160;FourCC <a class="code" href="../../d0/d92/structedash__packager_1_1media_1_1mp4_1_1TrackFragmentDecodeTime.html#a33cfba86f8b918fbedaceb465ec40eb1">TrackFragmentDecodeTime::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_TFDT; }</div>
<div class="line"><a name="l01928"></a><span class="lineno"> 1928</span>&#160;</div>
<div class="line"><a name="l01929"></a><span class="lineno"> 1929</span>&#160;<span class="keywordtype">bool</span> TrackFragmentDecodeTime::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01930"></a><span class="lineno"> 1930</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer));</div>
<div class="line"><a name="l01931"></a><span class="lineno"> 1931</span>&#160; <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="l01932"></a><span class="lineno"> 1932</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a726ab4970a19fa671137e88098e3cd48">ReadWriteUInt64NBytes</a>(&amp;decode_time, num_bytes));</div>
<div class="line"><a name="l01933"></a><span class="lineno"> 1933</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01934"></a><span class="lineno"> 1934</span>&#160;}</div>
<div class="line"><a name="l01935"></a><span class="lineno"> 1935</span>&#160;</div>
<div class="line"><a name="l01936"></a><span class="lineno"> 1936</span>&#160;uint32_t TrackFragmentDecodeTime::ComputeSizeInternal() {</div>
<div class="line"><a name="l01937"></a><span class="lineno"> 1937</span>&#160; version = IsFitIn32Bits(decode_time) ? 0 : 1;</div>
<div class="line"><a name="l01938"></a><span class="lineno"> 1938</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + <span class="keyword">sizeof</span>(uint32_t) * (1 + version);</div>
<div class="line"><a name="l01939"></a><span class="lineno"> 1939</span>&#160;}</div>
<div class="line"><a name="l01940"></a><span class="lineno"> 1940</span>&#160;</div>
<div class="line"><a name="l01941"></a><span class="lineno"> 1941</span>&#160;MovieFragmentHeader::MovieFragmentHeader() : sequence_number(0) {}</div>
<div class="line"><a name="l01942"></a><span class="lineno"> 1942</span>&#160;MovieFragmentHeader::~MovieFragmentHeader() {}</div>
<div class="line"><a name="l01943"></a><span class="lineno"><a class="line" href="../../df/d86/structedash__packager_1_1media_1_1mp4_1_1MovieFragmentHeader.html#a1cd6327f596a7cb253f1426812490dce"> 1943</a></span>&#160;FourCC <a class="code" href="../../df/d86/structedash__packager_1_1media_1_1mp4_1_1MovieFragmentHeader.html#a1cd6327f596a7cb253f1426812490dce">MovieFragmentHeader::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_MFHD; }</div>
<div class="line"><a name="l01944"></a><span class="lineno"> 1944</span>&#160;</div>
<div class="line"><a name="l01945"></a><span class="lineno"> 1945</span>&#160;<span class="keywordtype">bool</span> MovieFragmentHeader::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01946"></a><span class="lineno"> 1946</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l01947"></a><span class="lineno"> 1947</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;sequence_number);</div>
<div class="line"><a name="l01948"></a><span class="lineno"> 1948</span>&#160;}</div>
<div class="line"><a name="l01949"></a><span class="lineno"> 1949</span>&#160;</div>
<div class="line"><a name="l01950"></a><span class="lineno"> 1950</span>&#160;uint32_t MovieFragmentHeader::ComputeSizeInternal() {</div>
<div class="line"><a name="l01951"></a><span class="lineno"> 1951</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + <span class="keyword">sizeof</span>(sequence_number);</div>
<div class="line"><a name="l01952"></a><span class="lineno"> 1952</span>&#160;}</div>
<div class="line"><a name="l01953"></a><span class="lineno"> 1953</span>&#160;</div>
<div class="line"><a name="l01954"></a><span class="lineno"> 1954</span>&#160;TrackFragmentHeader::TrackFragmentHeader()</div>
<div class="line"><a name="l01955"></a><span class="lineno"> 1955</span>&#160; : track_id(0),</div>
<div class="line"><a name="l01956"></a><span class="lineno"> 1956</span>&#160; sample_description_index(0),</div>
<div class="line"><a name="l01957"></a><span class="lineno"> 1957</span>&#160; default_sample_duration(0),</div>
<div class="line"><a name="l01958"></a><span class="lineno"> 1958</span>&#160; default_sample_size(0),</div>
<div class="line"><a name="l01959"></a><span class="lineno"> 1959</span>&#160; default_sample_flags(0) {}</div>
<div class="line"><a name="l01960"></a><span class="lineno"> 1960</span>&#160;</div>
<div class="line"><a name="l01961"></a><span class="lineno"> 1961</span>&#160;TrackFragmentHeader::~TrackFragmentHeader() {}</div>
<div class="line"><a name="l01962"></a><span class="lineno"><a class="line" href="../../d9/d47/structedash__packager_1_1media_1_1mp4_1_1TrackFragmentHeader.html#a9a5be3ea4894965d2bb643d88acdb4c9"> 1962</a></span>&#160;FourCC <a class="code" href="../../d9/d47/structedash__packager_1_1media_1_1mp4_1_1TrackFragmentHeader.html#a9a5be3ea4894965d2bb643d88acdb4c9">TrackFragmentHeader::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_TFHD; }</div>
<div class="line"><a name="l01963"></a><span class="lineno"> 1963</span>&#160;</div>
<div class="line"><a name="l01964"></a><span class="lineno"> 1964</span>&#160;<span class="keywordtype">bool</span> TrackFragmentHeader::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l01965"></a><span class="lineno"> 1965</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l01966"></a><span class="lineno"> 1966</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;track_id));</div>
<div class="line"><a name="l01967"></a><span class="lineno"> 1967</span>&#160;</div>
<div class="line"><a name="l01968"></a><span class="lineno"> 1968</span>&#160; <span class="keywordflow">if</span> (flags &amp; kBaseDataOffsetPresentMask) {</div>
<div class="line"><a name="l01969"></a><span class="lineno"> 1969</span>&#160; <span class="comment">// MSE requires &#39;default-base-is-moof&#39; to be set and</span></div>
<div class="line"><a name="l01970"></a><span class="lineno"> 1970</span>&#160; <span class="comment">// &#39;base-data-offset-present&#39; not to be set. We omit these checks as some</span></div>
<div class="line"><a name="l01971"></a><span class="lineno"> 1971</span>&#160; <span class="comment">// valid files in the wild don&#39;t follow these rules, though they use moof as</span></div>
<div class="line"><a name="l01972"></a><span class="lineno"> 1972</span>&#160; <span class="comment">// base.</span></div>
<div class="line"><a name="l01973"></a><span class="lineno"> 1973</span>&#160; uint64_t base_data_offset;</div>
<div class="line"><a name="l01974"></a><span class="lineno"> 1974</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt64(&amp;base_data_offset));</div>
<div class="line"><a name="l01975"></a><span class="lineno"> 1975</span>&#160; DLOG(WARNING) &lt;&lt; <span class="stringliteral">&quot;base-data-offset-present is not expected. Assumes &quot;</span></div>
<div class="line"><a name="l01976"></a><span class="lineno"> 1976</span>&#160; <span class="stringliteral">&quot;default-base-is-moof.&quot;</span>;</div>
<div class="line"><a name="l01977"></a><span class="lineno"> 1977</span>&#160; }</div>
<div class="line"><a name="l01978"></a><span class="lineno"> 1978</span>&#160;</div>
<div class="line"><a name="l01979"></a><span class="lineno"> 1979</span>&#160; <span class="keywordflow">if</span> (flags &amp; kSampleDescriptionIndexPresentMask) {</div>
<div class="line"><a name="l01980"></a><span class="lineno"> 1980</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt32(&amp;sample_description_index));</div>
<div class="line"><a name="l01981"></a><span class="lineno"> 1981</span>&#160; } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l01982"></a><span class="lineno"> 1982</span>&#160; sample_description_index = 0;</div>
<div class="line"><a name="l01983"></a><span class="lineno"> 1983</span>&#160; }</div>
<div class="line"><a name="l01984"></a><span class="lineno"> 1984</span>&#160;</div>
<div class="line"><a name="l01985"></a><span class="lineno"> 1985</span>&#160; <span class="keywordflow">if</span> (flags &amp; kDefaultSampleDurationPresentMask) {</div>
<div class="line"><a name="l01986"></a><span class="lineno"> 1986</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt32(&amp;default_sample_duration));</div>
<div class="line"><a name="l01987"></a><span class="lineno"> 1987</span>&#160; } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l01988"></a><span class="lineno"> 1988</span>&#160; default_sample_duration = 0;</div>
<div class="line"><a name="l01989"></a><span class="lineno"> 1989</span>&#160; }</div>
<div class="line"><a name="l01990"></a><span class="lineno"> 1990</span>&#160;</div>
<div class="line"><a name="l01991"></a><span class="lineno"> 1991</span>&#160; <span class="keywordflow">if</span> (flags &amp; kDefaultSampleSizePresentMask) {</div>
<div class="line"><a name="l01992"></a><span class="lineno"> 1992</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt32(&amp;default_sample_size));</div>
<div class="line"><a name="l01993"></a><span class="lineno"> 1993</span>&#160; } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l01994"></a><span class="lineno"> 1994</span>&#160; default_sample_size = 0;</div>
<div class="line"><a name="l01995"></a><span class="lineno"> 1995</span>&#160; }</div>
<div class="line"><a name="l01996"></a><span class="lineno"> 1996</span>&#160;</div>
<div class="line"><a name="l01997"></a><span class="lineno"> 1997</span>&#160; <span class="keywordflow">if</span> (flags &amp; kDefaultSampleFlagsPresentMask)</div>
<div class="line"><a name="l01998"></a><span class="lineno"> 1998</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt32(&amp;default_sample_flags));</div>
<div class="line"><a name="l01999"></a><span class="lineno"> 1999</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l02000"></a><span class="lineno"> 2000</span>&#160;}</div>
<div class="line"><a name="l02001"></a><span class="lineno"> 2001</span>&#160;</div>
<div class="line"><a name="l02002"></a><span class="lineno"> 2002</span>&#160;uint32_t TrackFragmentHeader::ComputeSizeInternal() {</div>
<div class="line"><a name="l02003"></a><span class="lineno"> 2003</span>&#160; uint32_t box_size = <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + <span class="keyword">sizeof</span>(track_id);</div>
<div class="line"><a name="l02004"></a><span class="lineno"> 2004</span>&#160; <span class="keywordflow">if</span> (flags &amp; kSampleDescriptionIndexPresentMask)</div>
<div class="line"><a name="l02005"></a><span class="lineno"> 2005</span>&#160; box_size += <span class="keyword">sizeof</span>(sample_description_index);</div>
<div class="line"><a name="l02006"></a><span class="lineno"> 2006</span>&#160; <span class="keywordflow">if</span> (flags &amp; kDefaultSampleDurationPresentMask)</div>
<div class="line"><a name="l02007"></a><span class="lineno"> 2007</span>&#160; box_size += <span class="keyword">sizeof</span>(default_sample_duration);</div>
<div class="line"><a name="l02008"></a><span class="lineno"> 2008</span>&#160; <span class="keywordflow">if</span> (flags &amp; kDefaultSampleSizePresentMask)</div>
<div class="line"><a name="l02009"></a><span class="lineno"> 2009</span>&#160; box_size += <span class="keyword">sizeof</span>(default_sample_size);</div>
<div class="line"><a name="l02010"></a><span class="lineno"> 2010</span>&#160; <span class="keywordflow">if</span> (flags &amp; kDefaultSampleFlagsPresentMask)</div>
<div class="line"><a name="l02011"></a><span class="lineno"> 2011</span>&#160; box_size += <span class="keyword">sizeof</span>(default_sample_flags);</div>
<div class="line"><a name="l02012"></a><span class="lineno"> 2012</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a6a9392e954db3ae0aa6cc16c87562dc7">box_size</a>;</div>
<div class="line"><a name="l02013"></a><span class="lineno"> 2013</span>&#160;}</div>
<div class="line"><a name="l02014"></a><span class="lineno"> 2014</span>&#160;</div>
<div class="line"><a name="l02015"></a><span class="lineno"> 2015</span>&#160;TrackFragmentRun::TrackFragmentRun() : sample_count(0), data_offset(0) {}</div>
<div class="line"><a name="l02016"></a><span class="lineno"> 2016</span>&#160;TrackFragmentRun::~TrackFragmentRun() {}</div>
<div class="line"><a name="l02017"></a><span class="lineno"><a class="line" href="../../df/d21/structedash__packager_1_1media_1_1mp4_1_1TrackFragmentRun.html#a1390e0e93a5181be7d31cb701592ec18"> 2017</a></span>&#160;FourCC <a class="code" href="../../df/d21/structedash__packager_1_1media_1_1mp4_1_1TrackFragmentRun.html#a1390e0e93a5181be7d31cb701592ec18">TrackFragmentRun::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_TRUN; }</div>
<div class="line"><a name="l02018"></a><span class="lineno"> 2018</span>&#160;</div>
<div class="line"><a name="l02019"></a><span class="lineno"> 2019</span>&#160;<span class="keywordtype">bool</span> TrackFragmentRun::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l02020"></a><span class="lineno"> 2020</span>&#160; <span class="keywordflow">if</span> (!buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l02021"></a><span class="lineno"> 2021</span>&#160; <span class="comment">// Determine whether version 0 or version 1 should be used.</span></div>
<div class="line"><a name="l02022"></a><span class="lineno"> 2022</span>&#160; <span class="comment">// Use version 0 if possible, use version 1 if there is a negative</span></div>
<div class="line"><a name="l02023"></a><span class="lineno"> 2023</span>&#160; <span class="comment">// sample_offset value.</span></div>
<div class="line"><a name="l02024"></a><span class="lineno"> 2024</span>&#160; version = 0;</div>
<div class="line"><a name="l02025"></a><span class="lineno"> 2025</span>&#160; <span class="keywordflow">if</span> (flags &amp; kSampleCompTimeOffsetsPresentMask) {</div>
<div class="line"><a name="l02026"></a><span class="lineno"> 2026</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; sample_count; ++i) {</div>
<div class="line"><a name="l02027"></a><span class="lineno"> 2027</span>&#160; <span class="keywordflow">if</span> (sample_composition_time_offsets[i] &lt; 0) {</div>
<div class="line"><a name="l02028"></a><span class="lineno"> 2028</span>&#160; version = 1;</div>
<div class="line"><a name="l02029"></a><span class="lineno"> 2029</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l02030"></a><span class="lineno"> 2030</span>&#160; }</div>
<div class="line"><a name="l02031"></a><span class="lineno"> 2031</span>&#160; }</div>
<div class="line"><a name="l02032"></a><span class="lineno"> 2032</span>&#160; }</div>
<div class="line"><a name="l02033"></a><span class="lineno"> 2033</span>&#160; }</div>
<div class="line"><a name="l02034"></a><span class="lineno"> 2034</span>&#160;</div>
<div class="line"><a name="l02035"></a><span class="lineno"> 2035</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l02036"></a><span class="lineno"> 2036</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;sample_count));</div>
<div class="line"><a name="l02037"></a><span class="lineno"> 2037</span>&#160;</div>
<div class="line"><a name="l02038"></a><span class="lineno"> 2038</span>&#160; <span class="keywordtype">bool</span> data_offset_present = (flags &amp; kDataOffsetPresentMask) != 0;</div>
<div class="line"><a name="l02039"></a><span class="lineno"> 2039</span>&#160; <span class="keywordtype">bool</span> first_sample_flags_present = (flags &amp; kFirstSampleFlagsPresentMask) != 0;</div>
<div class="line"><a name="l02040"></a><span class="lineno"> 2040</span>&#160; <span class="keywordtype">bool</span> sample_duration_present = (flags &amp; kSampleDurationPresentMask) != 0;</div>
<div class="line"><a name="l02041"></a><span class="lineno"> 2041</span>&#160; <span class="keywordtype">bool</span> sample_size_present = (flags &amp; kSampleSizePresentMask) != 0;</div>
<div class="line"><a name="l02042"></a><span class="lineno"> 2042</span>&#160; <span class="keywordtype">bool</span> sample_flags_present = (flags &amp; kSampleFlagsPresentMask) != 0;</div>
<div class="line"><a name="l02043"></a><span class="lineno"> 2043</span>&#160; <span class="keywordtype">bool</span> sample_composition_time_offsets_present =</div>
<div class="line"><a name="l02044"></a><span class="lineno"> 2044</span>&#160; (flags &amp; kSampleCompTimeOffsetsPresentMask) != 0;</div>
<div class="line"><a name="l02045"></a><span class="lineno"> 2045</span>&#160;</div>
<div class="line"><a name="l02046"></a><span class="lineno"> 2046</span>&#160; <span class="keywordflow">if</span> (data_offset_present) {</div>
<div class="line"><a name="l02047"></a><span class="lineno"> 2047</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt32(&amp;data_offset));</div>
<div class="line"><a name="l02048"></a><span class="lineno"> 2048</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l02049"></a><span class="lineno"> 2049</span>&#160; <span class="comment">// NOTE: If the data-offset is not present, then the data for this run</span></div>
<div class="line"><a name="l02050"></a><span class="lineno"> 2050</span>&#160; <span class="comment">// starts immediately after the data of the previous run, or at the</span></div>
<div class="line"><a name="l02051"></a><span class="lineno"> 2051</span>&#160; <span class="comment">// base-data-offset defined by the track fragment header if this is the</span></div>
<div class="line"><a name="l02052"></a><span class="lineno"> 2052</span>&#160; <span class="comment">// first run in a track fragment. If the data-offset is present, it is</span></div>
<div class="line"><a name="l02053"></a><span class="lineno"> 2053</span>&#160; <span class="comment">// relative to the base-data-offset established in the track fragment</span></div>
<div class="line"><a name="l02054"></a><span class="lineno"> 2054</span>&#160; <span class="comment">// header.</span></div>
<div class="line"><a name="l02055"></a><span class="lineno"> 2055</span>&#160; NOTIMPLEMENTED();</div>
<div class="line"><a name="l02056"></a><span class="lineno"> 2056</span>&#160; }</div>
<div class="line"><a name="l02057"></a><span class="lineno"> 2057</span>&#160;</div>
<div class="line"><a name="l02058"></a><span class="lineno"> 2058</span>&#160; uint32_t first_sample_flags;</div>
<div class="line"><a name="l02059"></a><span class="lineno"> 2059</span>&#160;</div>
<div class="line"><a name="l02060"></a><span class="lineno"> 2060</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l02061"></a><span class="lineno"> 2061</span>&#160; <span class="keywordflow">if</span> (first_sample_flags_present)</div>
<div class="line"><a name="l02062"></a><span class="lineno"> 2062</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt32(&amp;first_sample_flags));</div>
<div class="line"><a name="l02063"></a><span class="lineno"> 2063</span>&#160;</div>
<div class="line"><a name="l02064"></a><span class="lineno"> 2064</span>&#160; <span class="keywordflow">if</span> (sample_duration_present)</div>
<div class="line"><a name="l02065"></a><span class="lineno"> 2065</span>&#160; sample_durations.resize(sample_count);</div>
<div class="line"><a name="l02066"></a><span class="lineno"> 2066</span>&#160; <span class="keywordflow">if</span> (sample_size_present)</div>
<div class="line"><a name="l02067"></a><span class="lineno"> 2067</span>&#160; sample_sizes.resize(sample_count);</div>
<div class="line"><a name="l02068"></a><span class="lineno"> 2068</span>&#160; <span class="keywordflow">if</span> (sample_flags_present)</div>
<div class="line"><a name="l02069"></a><span class="lineno"> 2069</span>&#160; sample_flags.resize(sample_count);</div>
<div class="line"><a name="l02070"></a><span class="lineno"> 2070</span>&#160; <span class="keywordflow">if</span> (sample_composition_time_offsets_present)</div>
<div class="line"><a name="l02071"></a><span class="lineno"> 2071</span>&#160; sample_composition_time_offsets.resize(sample_count);</div>
<div class="line"><a name="l02072"></a><span class="lineno"> 2072</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l02073"></a><span class="lineno"> 2073</span>&#160; <span class="keywordflow">if</span> (first_sample_flags_present) {</div>
<div class="line"><a name="l02074"></a><span class="lineno"> 2074</span>&#160; first_sample_flags = sample_flags[0];</div>
<div class="line"><a name="l02075"></a><span class="lineno"> 2075</span>&#160; DCHECK(sample_flags.size() == 1);</div>
<div class="line"><a name="l02076"></a><span class="lineno"> 2076</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt32(&amp;first_sample_flags));</div>
<div class="line"><a name="l02077"></a><span class="lineno"> 2077</span>&#160; }</div>
<div class="line"><a name="l02078"></a><span class="lineno"> 2078</span>&#160;</div>
<div class="line"><a name="l02079"></a><span class="lineno"> 2079</span>&#160; <span class="keywordflow">if</span> (sample_duration_present)</div>
<div class="line"><a name="l02080"></a><span class="lineno"> 2080</span>&#160; DCHECK(sample_durations.size() == sample_count);</div>
<div class="line"><a name="l02081"></a><span class="lineno"> 2081</span>&#160; <span class="keywordflow">if</span> (sample_size_present)</div>
<div class="line"><a name="l02082"></a><span class="lineno"> 2082</span>&#160; DCHECK(sample_sizes.size() == sample_count);</div>
<div class="line"><a name="l02083"></a><span class="lineno"> 2083</span>&#160; <span class="keywordflow">if</span> (sample_flags_present)</div>
<div class="line"><a name="l02084"></a><span class="lineno"> 2084</span>&#160; DCHECK(sample_flags.size() == sample_count);</div>
<div class="line"><a name="l02085"></a><span class="lineno"> 2085</span>&#160; <span class="keywordflow">if</span> (sample_composition_time_offsets_present)</div>
<div class="line"><a name="l02086"></a><span class="lineno"> 2086</span>&#160; DCHECK(sample_composition_time_offsets.size() == sample_count);</div>
<div class="line"><a name="l02087"></a><span class="lineno"> 2087</span>&#160; }</div>
<div class="line"><a name="l02088"></a><span class="lineno"> 2088</span>&#160;</div>
<div class="line"><a name="l02089"></a><span class="lineno"> 2089</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; sample_count; ++i) {</div>
<div class="line"><a name="l02090"></a><span class="lineno"> 2090</span>&#160; <span class="keywordflow">if</span> (sample_duration_present)</div>
<div class="line"><a name="l02091"></a><span class="lineno"> 2091</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt32(&amp;sample_durations[i]));</div>
<div class="line"><a name="l02092"></a><span class="lineno"> 2092</span>&#160; <span class="keywordflow">if</span> (sample_size_present)</div>
<div class="line"><a name="l02093"></a><span class="lineno"> 2093</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt32(&amp;sample_sizes[i]));</div>
<div class="line"><a name="l02094"></a><span class="lineno"> 2094</span>&#160; <span class="keywordflow">if</span> (sample_flags_present)</div>
<div class="line"><a name="l02095"></a><span class="lineno"> 2095</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt32(&amp;sample_flags[i]));</div>
<div class="line"><a name="l02096"></a><span class="lineno"> 2096</span>&#160;</div>
<div class="line"><a name="l02097"></a><span class="lineno"> 2097</span>&#160; <span class="keywordflow">if</span> (sample_composition_time_offsets_present) {</div>
<div class="line"><a name="l02098"></a><span class="lineno"> 2098</span>&#160; <span class="keywordflow">if</span> (version == 0) {</div>
<div class="line"><a name="l02099"></a><span class="lineno"> 2099</span>&#160; uint32_t sample_offset = sample_composition_time_offsets[i];</div>
<div class="line"><a name="l02100"></a><span class="lineno"> 2100</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt32(&amp;sample_offset));</div>
<div class="line"><a name="l02101"></a><span class="lineno"> 2101</span>&#160; sample_composition_time_offsets[i] = sample_offset;</div>
<div class="line"><a name="l02102"></a><span class="lineno"> 2102</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l02103"></a><span class="lineno"> 2103</span>&#160; int32_t sample_offset = sample_composition_time_offsets[i];</div>
<div class="line"><a name="l02104"></a><span class="lineno"> 2104</span>&#160; RCHECK(buffer-&gt;ReadWriteInt32(&amp;sample_offset));</div>
<div class="line"><a name="l02105"></a><span class="lineno"> 2105</span>&#160; sample_composition_time_offsets[i] = sample_offset;</div>
<div class="line"><a name="l02106"></a><span class="lineno"> 2106</span>&#160; }</div>
<div class="line"><a name="l02107"></a><span class="lineno"> 2107</span>&#160; }</div>
<div class="line"><a name="l02108"></a><span class="lineno"> 2108</span>&#160; }</div>
<div class="line"><a name="l02109"></a><span class="lineno"> 2109</span>&#160;</div>
<div class="line"><a name="l02110"></a><span class="lineno"> 2110</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l02111"></a><span class="lineno"> 2111</span>&#160; <span class="keywordflow">if</span> (first_sample_flags_present) {</div>
<div class="line"><a name="l02112"></a><span class="lineno"> 2112</span>&#160; <span class="keywordflow">if</span> (sample_flags.size() == 0) {</div>
<div class="line"><a name="l02113"></a><span class="lineno"> 2113</span>&#160; sample_flags.push_back(first_sample_flags);</div>
<div class="line"><a name="l02114"></a><span class="lineno"> 2114</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l02115"></a><span class="lineno"> 2115</span>&#160; sample_flags[0] = first_sample_flags;</div>
<div class="line"><a name="l02116"></a><span class="lineno"> 2116</span>&#160; }</div>
<div class="line"><a name="l02117"></a><span class="lineno"> 2117</span>&#160; }</div>
<div class="line"><a name="l02118"></a><span class="lineno"> 2118</span>&#160; }</div>
<div class="line"><a name="l02119"></a><span class="lineno"> 2119</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l02120"></a><span class="lineno"> 2120</span>&#160;}</div>
<div class="line"><a name="l02121"></a><span class="lineno"> 2121</span>&#160;</div>
<div class="line"><a name="l02122"></a><span class="lineno"> 2122</span>&#160;uint32_t TrackFragmentRun::ComputeSizeInternal() {</div>
<div class="line"><a name="l02123"></a><span class="lineno"> 2123</span>&#160; uint32_t box_size = <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + <span class="keyword">sizeof</span>(sample_count);</div>
<div class="line"><a name="l02124"></a><span class="lineno"> 2124</span>&#160; <span class="keywordflow">if</span> (flags &amp; kDataOffsetPresentMask)</div>
<div class="line"><a name="l02125"></a><span class="lineno"> 2125</span>&#160; box_size += <span class="keyword">sizeof</span>(data_offset);</div>
<div class="line"><a name="l02126"></a><span class="lineno"> 2126</span>&#160; <span class="keywordflow">if</span> (flags &amp; kFirstSampleFlagsPresentMask)</div>
<div class="line"><a name="l02127"></a><span class="lineno"> 2127</span>&#160; box_size += <span class="keyword">sizeof</span>(uint32_t);</div>
<div class="line"><a name="l02128"></a><span class="lineno"> 2128</span>&#160; uint32_t fields = (flags &amp; kSampleDurationPresentMask ? 1 : 0) +</div>
<div class="line"><a name="l02129"></a><span class="lineno"> 2129</span>&#160; (flags &amp; kSampleSizePresentMask ? 1 : 0) +</div>
<div class="line"><a name="l02130"></a><span class="lineno"> 2130</span>&#160; (flags &amp; kSampleFlagsPresentMask ? 1 : 0) +</div>
<div class="line"><a name="l02131"></a><span class="lineno"> 2131</span>&#160; (flags &amp; kSampleCompTimeOffsetsPresentMask ? 1 : 0);</div>
<div class="line"><a name="l02132"></a><span class="lineno"> 2132</span>&#160; box_size += fields * <span class="keyword">sizeof</span>(uint32_t) * sample_count;</div>
<div class="line"><a name="l02133"></a><span class="lineno"> 2133</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a6a9392e954db3ae0aa6cc16c87562dc7">box_size</a>;</div>
<div class="line"><a name="l02134"></a><span class="lineno"> 2134</span>&#160;}</div>
<div class="line"><a name="l02135"></a><span class="lineno"> 2135</span>&#160;</div>
<div class="line"><a name="l02136"></a><span class="lineno"> 2136</span>&#160;SampleToGroup::SampleToGroup() : grouping_type(0), grouping_type_parameter(0) {}</div>
<div class="line"><a name="l02137"></a><span class="lineno"> 2137</span>&#160;SampleToGroup::~SampleToGroup() {}</div>
<div class="line"><a name="l02138"></a><span class="lineno"><a class="line" href="../../d1/d65/structedash__packager_1_1media_1_1mp4_1_1SampleToGroup.html#abf5ab6476c2530cf820cc4262c2eef41"> 2138</a></span>&#160;FourCC <a class="code" href="../../d1/d65/structedash__packager_1_1media_1_1mp4_1_1SampleToGroup.html#abf5ab6476c2530cf820cc4262c2eef41">SampleToGroup::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_SBGP; }</div>
<div class="line"><a name="l02139"></a><span class="lineno"> 2139</span>&#160;</div>
<div class="line"><a name="l02140"></a><span class="lineno"> 2140</span>&#160;<span class="keywordtype">bool</span> SampleToGroup::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l02141"></a><span class="lineno"> 2141</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l02142"></a><span class="lineno"> 2142</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;grouping_type));</div>
<div class="line"><a name="l02143"></a><span class="lineno"> 2143</span>&#160; <span class="keywordflow">if</span> (version == 1)</div>
<div class="line"><a name="l02144"></a><span class="lineno"> 2144</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt32(&amp;grouping_type_parameter));</div>
<div class="line"><a name="l02145"></a><span class="lineno"> 2145</span>&#160;</div>
<div class="line"><a name="l02146"></a><span class="lineno"> 2146</span>&#160; <span class="keywordflow">if</span> (grouping_type != FOURCC_SEIG) {</div>
<div class="line"><a name="l02147"></a><span class="lineno"> 2147</span>&#160; DCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>());</div>
<div class="line"><a name="l02148"></a><span class="lineno"> 2148</span>&#160; DLOG(WARNING) &lt;&lt; <span class="stringliteral">&quot;Sample group &quot;</span></div>
<div class="line"><a name="l02149"></a><span class="lineno"> 2149</span>&#160; &lt;&lt; FourCCToString(static_cast&lt;FourCC&gt;(grouping_type))</div>
<div class="line"><a name="l02150"></a><span class="lineno"> 2150</span>&#160; &lt;&lt; <span class="stringliteral">&quot; is not supported.&quot;</span>;</div>
<div class="line"><a name="l02151"></a><span class="lineno"> 2151</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l02152"></a><span class="lineno"> 2152</span>&#160; }</div>
<div class="line"><a name="l02153"></a><span class="lineno"> 2153</span>&#160;</div>
<div class="line"><a name="l02154"></a><span class="lineno"> 2154</span>&#160; uint32_t count = entries.size();</div>
<div class="line"><a name="l02155"></a><span class="lineno"> 2155</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt32(&amp;count));</div>
<div class="line"><a name="l02156"></a><span class="lineno"> 2156</span>&#160; entries.resize(count);</div>
<div class="line"><a name="l02157"></a><span class="lineno"> 2157</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; count; ++i) {</div>
<div class="line"><a name="l02158"></a><span class="lineno"> 2158</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt32(&amp;entries[i].sample_count) &amp;&amp;</div>
<div class="line"><a name="l02159"></a><span class="lineno"> 2159</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;entries[i].group_description_index));</div>
<div class="line"><a name="l02160"></a><span class="lineno"> 2160</span>&#160; }</div>
<div class="line"><a name="l02161"></a><span class="lineno"> 2161</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l02162"></a><span class="lineno"> 2162</span>&#160;}</div>
<div class="line"><a name="l02163"></a><span class="lineno"> 2163</span>&#160;</div>
<div class="line"><a name="l02164"></a><span class="lineno"> 2164</span>&#160;uint32_t SampleToGroup::ComputeSizeInternal() {</div>
<div class="line"><a name="l02165"></a><span class="lineno"> 2165</span>&#160; <span class="comment">// This box is optional. Skip it if it is not used.</span></div>
<div class="line"><a name="l02166"></a><span class="lineno"> 2166</span>&#160; <span class="keywordflow">if</span> (entries.empty())</div>
<div class="line"><a name="l02167"></a><span class="lineno"> 2167</span>&#160; <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l02168"></a><span class="lineno"> 2168</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + <span class="keyword">sizeof</span>(grouping_type) +</div>
<div class="line"><a name="l02169"></a><span class="lineno"> 2169</span>&#160; (version == 1 ? <span class="keyword">sizeof</span>(grouping_type_parameter) : 0) +</div>
<div class="line"><a name="l02170"></a><span class="lineno"> 2170</span>&#160; <span class="keyword">sizeof</span>(uint32_t) + entries.size() * <span class="keyword">sizeof</span>(entries[0]);</div>
<div class="line"><a name="l02171"></a><span class="lineno"> 2171</span>&#160;}</div>
<div class="line"><a name="l02172"></a><span class="lineno"> 2172</span>&#160;</div>
<div class="line"><a name="l02173"></a><span class="lineno"> 2173</span>&#160;CencSampleEncryptionInfoEntry::CencSampleEncryptionInfoEntry()</div>
<div class="line"><a name="l02174"></a><span class="lineno"> 2174</span>&#160; : is_encrypted(false), iv_size(0) {</div>
<div class="line"><a name="l02175"></a><span class="lineno"> 2175</span>&#160;}</div>
<div class="line"><a name="l02176"></a><span class="lineno"> 2176</span>&#160;CencSampleEncryptionInfoEntry::~CencSampleEncryptionInfoEntry() {};</div>
<div class="line"><a name="l02177"></a><span class="lineno"> 2177</span>&#160;</div>
<div class="line"><a name="l02178"></a><span class="lineno"> 2178</span>&#160;SampleGroupDescription::SampleGroupDescription() : grouping_type(0) {}</div>
<div class="line"><a name="l02179"></a><span class="lineno"> 2179</span>&#160;SampleGroupDescription::~SampleGroupDescription() {}</div>
<div class="line"><a name="l02180"></a><span class="lineno"><a class="line" href="../../d2/d26/structedash__packager_1_1media_1_1mp4_1_1SampleGroupDescription.html#a20836adec61bcbc891d08ffbc291ab4e"> 2180</a></span>&#160;FourCC <a class="code" href="../../d2/d26/structedash__packager_1_1media_1_1mp4_1_1SampleGroupDescription.html#a20836adec61bcbc891d08ffbc291ab4e">SampleGroupDescription::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_SGPD; }</div>
<div class="line"><a name="l02181"></a><span class="lineno"> 2181</span>&#160;</div>
<div class="line"><a name="l02182"></a><span class="lineno"> 2182</span>&#160;<span class="keywordtype">bool</span> SampleGroupDescription::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l02183"></a><span class="lineno"> 2183</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l02184"></a><span class="lineno"> 2184</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;grouping_type));</div>
<div class="line"><a name="l02185"></a><span class="lineno"> 2185</span>&#160;</div>
<div class="line"><a name="l02186"></a><span class="lineno"> 2186</span>&#160; <span class="keywordflow">if</span> (grouping_type != FOURCC_SEIG) {</div>
<div class="line"><a name="l02187"></a><span class="lineno"> 2187</span>&#160; DCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>());</div>
<div class="line"><a name="l02188"></a><span class="lineno"> 2188</span>&#160; DLOG(WARNING) &lt;&lt; <span class="stringliteral">&quot;Sample group &#39;&quot;</span> &lt;&lt; grouping_type &lt;&lt; <span class="stringliteral">&quot;&#39; is not supported.&quot;</span>;</div>
<div class="line"><a name="l02189"></a><span class="lineno"> 2189</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l02190"></a><span class="lineno"> 2190</span>&#160; }</div>
<div class="line"><a name="l02191"></a><span class="lineno"> 2191</span>&#160;</div>
<div class="line"><a name="l02192"></a><span class="lineno"> 2192</span>&#160; <span class="keyword">const</span> <span class="keywordtype">size_t</span> kEntrySize = <span class="keyword">sizeof</span>(uint32_t) + kCencKeyIdSize;</div>
<div class="line"><a name="l02193"></a><span class="lineno"> 2193</span>&#160; uint32_t default_length = 0;</div>
<div class="line"><a name="l02194"></a><span class="lineno"> 2194</span>&#160; <span class="keywordflow">if</span> (version == 1) {</div>
<div class="line"><a name="l02195"></a><span class="lineno"> 2195</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l02196"></a><span class="lineno"> 2196</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt32(&amp;default_length));</div>
<div class="line"><a name="l02197"></a><span class="lineno"> 2197</span>&#160; RCHECK(default_length == 0 || default_length &gt;= kEntrySize);</div>
<div class="line"><a name="l02198"></a><span class="lineno"> 2198</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l02199"></a><span class="lineno"> 2199</span>&#160; default_length = kEntrySize;</div>
<div class="line"><a name="l02200"></a><span class="lineno"> 2200</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt32(&amp;default_length));</div>
<div class="line"><a name="l02201"></a><span class="lineno"> 2201</span>&#160; }</div>
<div class="line"><a name="l02202"></a><span class="lineno"> 2202</span>&#160; }</div>
<div class="line"><a name="l02203"></a><span class="lineno"> 2203</span>&#160;</div>
<div class="line"><a name="l02204"></a><span class="lineno"> 2204</span>&#160; uint32_t count = entries.size();</div>
<div class="line"><a name="l02205"></a><span class="lineno"> 2205</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt32(&amp;count));</div>
<div class="line"><a name="l02206"></a><span class="lineno"> 2206</span>&#160; entries.resize(count);</div>
<div class="line"><a name="l02207"></a><span class="lineno"> 2207</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; count; ++i) {</div>
<div class="line"><a name="l02208"></a><span class="lineno"> 2208</span>&#160; <span class="keywordflow">if</span> (version == 1) {</div>
<div class="line"><a name="l02209"></a><span class="lineno"> 2209</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>() &amp;&amp; default_length == 0) {</div>
<div class="line"><a name="l02210"></a><span class="lineno"> 2210</span>&#160; uint32_t description_length = 0;</div>
<div class="line"><a name="l02211"></a><span class="lineno"> 2211</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt32(&amp;description_length));</div>
<div class="line"><a name="l02212"></a><span class="lineno"> 2212</span>&#160; RCHECK(description_length &gt;= kEntrySize);</div>
<div class="line"><a name="l02213"></a><span class="lineno"> 2213</span>&#160; }</div>
<div class="line"><a name="l02214"></a><span class="lineno"> 2214</span>&#160; }</div>
<div class="line"><a name="l02215"></a><span class="lineno"> 2215</span>&#160;</div>
<div class="line"><a name="l02216"></a><span class="lineno"> 2216</span>&#160; <span class="keywordflow">if</span> (!buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l02217"></a><span class="lineno"> 2217</span>&#160; <span class="keywordflow">if</span> (entries[i].key_id.size() != kCencKeyIdSize) {</div>
<div class="line"><a name="l02218"></a><span class="lineno"> 2218</span>&#160; LOG(WARNING) &lt;&lt; <span class="stringliteral">&quot;CENC defines key id length of &quot;</span> &lt;&lt; kCencKeyIdSize</div>
<div class="line"><a name="l02219"></a><span class="lineno"> 2219</span>&#160; &lt;&lt; <span class="stringliteral">&quot; bytes; got &quot;</span> &lt;&lt; entries[i].key_id.size()</div>
<div class="line"><a name="l02220"></a><span class="lineno"> 2220</span>&#160; &lt;&lt; <span class="stringliteral">&quot;. Resized accordingly.&quot;</span>;</div>
<div class="line"><a name="l02221"></a><span class="lineno"> 2221</span>&#160; entries[i].key_id.resize(kCencKeyIdSize);</div>
<div class="line"><a name="l02222"></a><span class="lineno"> 2222</span>&#160; }</div>
<div class="line"><a name="l02223"></a><span class="lineno"> 2223</span>&#160; }</div>
<div class="line"><a name="l02224"></a><span class="lineno"> 2224</span>&#160;</div>
<div class="line"><a name="l02225"></a><span class="lineno"> 2225</span>&#160; uint8_t flag = entries[i].is_encrypted ? 1 : 0;</div>
<div class="line"><a name="l02226"></a><span class="lineno"> 2226</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a7efa53df1ef135edd31d1e1818b9a884">IgnoreBytes</a>(2) &amp;&amp; <span class="comment">// reserved.</span></div>
<div class="line"><a name="l02227"></a><span class="lineno"> 2227</span>&#160; buffer-&gt;ReadWriteUInt8(&amp;flag) &amp;&amp;</div>
<div class="line"><a name="l02228"></a><span class="lineno"> 2228</span>&#160; buffer-&gt;ReadWriteUInt8(&amp;entries[i].iv_size) &amp;&amp;</div>
<div class="line"><a name="l02229"></a><span class="lineno"> 2229</span>&#160; buffer-&gt;ReadWriteVector(&amp;entries[i].key_id, kCencKeyIdSize));</div>
<div class="line"><a name="l02230"></a><span class="lineno"> 2230</span>&#160;</div>
<div class="line"><a name="l02231"></a><span class="lineno"> 2231</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l02232"></a><span class="lineno"> 2232</span>&#160; entries[i].is_encrypted = (flag != 0);</div>
<div class="line"><a name="l02233"></a><span class="lineno"> 2233</span>&#160; <span class="keywordflow">if</span> (entries[i].is_encrypted) {</div>
<div class="line"><a name="l02234"></a><span class="lineno"> 2234</span>&#160; RCHECK(entries[i].iv_size == 8 || entries[i].iv_size == 16);</div>
<div class="line"><a name="l02235"></a><span class="lineno"> 2235</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l02236"></a><span class="lineno"> 2236</span>&#160; RCHECK(entries[i].iv_size == 0);</div>
<div class="line"><a name="l02237"></a><span class="lineno"> 2237</span>&#160; }</div>
<div class="line"><a name="l02238"></a><span class="lineno"> 2238</span>&#160; }</div>
<div class="line"><a name="l02239"></a><span class="lineno"> 2239</span>&#160; }</div>
<div class="line"><a name="l02240"></a><span class="lineno"> 2240</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l02241"></a><span class="lineno"> 2241</span>&#160;}</div>
<div class="line"><a name="l02242"></a><span class="lineno"> 2242</span>&#160;</div>
<div class="line"><a name="l02243"></a><span class="lineno"> 2243</span>&#160;uint32_t SampleGroupDescription::ComputeSizeInternal() {</div>
<div class="line"><a name="l02244"></a><span class="lineno"> 2244</span>&#160; <span class="comment">// Version 0 is obsoleted, so always generate version 1 box.</span></div>
<div class="line"><a name="l02245"></a><span class="lineno"> 2245</span>&#160; version = 1;</div>
<div class="line"><a name="l02246"></a><span class="lineno"> 2246</span>&#160; <span class="comment">// This box is optional. Skip it if it is not used.</span></div>
<div class="line"><a name="l02247"></a><span class="lineno"> 2247</span>&#160; <span class="keywordflow">if</span> (entries.empty())</div>
<div class="line"><a name="l02248"></a><span class="lineno"> 2248</span>&#160; <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l02249"></a><span class="lineno"> 2249</span>&#160; <span class="keyword">const</span> <span class="keywordtype">size_t</span> kEntrySize = <span class="keyword">sizeof</span>(uint32_t) + kCencKeyIdSize;</div>
<div class="line"><a name="l02250"></a><span class="lineno"> 2250</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + <span class="keyword">sizeof</span>(grouping_type) +</div>
<div class="line"><a name="l02251"></a><span class="lineno"> 2251</span>&#160; (version == 1 ? <span class="keyword">sizeof</span>(uint32_t) : 0) + <span class="keyword">sizeof</span>(uint32_t) +</div>
<div class="line"><a name="l02252"></a><span class="lineno"> 2252</span>&#160; entries.size() * kEntrySize;</div>
<div class="line"><a name="l02253"></a><span class="lineno"> 2253</span>&#160;}</div>
<div class="line"><a name="l02254"></a><span class="lineno"> 2254</span>&#160;</div>
<div class="line"><a name="l02255"></a><span class="lineno"> 2255</span>&#160;TrackFragment::TrackFragment() : decode_time_absent(false) {}</div>
<div class="line"><a name="l02256"></a><span class="lineno"> 2256</span>&#160;TrackFragment::~TrackFragment() {}</div>
<div class="line"><a name="l02257"></a><span class="lineno"><a class="line" href="../../d4/dd9/structedash__packager_1_1media_1_1mp4_1_1TrackFragment.html#a1b72b2b61bdbca4b23f0ef727cb04901"> 2257</a></span>&#160;FourCC <a class="code" href="../../d4/dd9/structedash__packager_1_1media_1_1mp4_1_1TrackFragment.html#a1b72b2b61bdbca4b23f0ef727cb04901">TrackFragment::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_TRAF; }</div>
<div class="line"><a name="l02258"></a><span class="lineno"> 2258</span>&#160;</div>
<div class="line"><a name="l02259"></a><span class="lineno"> 2259</span>&#160;<span class="keywordtype">bool</span> TrackFragment::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l02260"></a><span class="lineno"> 2260</span>&#160; RCHECK(<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l02261"></a><span class="lineno"> 2261</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2e46c4812ac9c48288a8461c230a375b">PrepareChildren</a>() &amp;&amp;</div>
<div class="line"><a name="l02262"></a><span class="lineno"> 2262</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;header));</div>
<div class="line"><a name="l02263"></a><span class="lineno"> 2263</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l02264"></a><span class="lineno"> 2264</span>&#160; DCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2141be2c0c4ec27b458df15e13d7239e">reader</a>());</div>
<div class="line"><a name="l02265"></a><span class="lineno"> 2265</span>&#160; decode_time_absent = !buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2141be2c0c4ec27b458df15e13d7239e">reader</a>()-&gt;<a class="code" href="../../db/d6c/classedash__packager_1_1media_1_1mp4_1_1BoxReader.html#a5bc71875b0e8fe70cba17e2fe6f974fa">ChildExist</a>(&amp;decode_time);</div>
<div class="line"><a name="l02266"></a><span class="lineno"> 2266</span>&#160; <span class="keywordflow">if</span> (!decode_time_absent)</div>
<div class="line"><a name="l02267"></a><span class="lineno"> 2267</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;decode_time));</div>
<div class="line"><a name="l02268"></a><span class="lineno"> 2268</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2141be2c0c4ec27b458df15e13d7239e">reader</a>()-&gt;<a class="code" href="../../db/d6c/classedash__packager_1_1media_1_1mp4_1_1BoxReader.html#a1e30404fe509e750023ae39a093b4e6a">TryReadChildren</a>(&amp;runs));</div>
<div class="line"><a name="l02269"></a><span class="lineno"> 2269</span>&#160;</div>
<div class="line"><a name="l02270"></a><span class="lineno"> 2270</span>&#160; <span class="comment">// There could be multiple SampleGroupDescription and SampleToGroup boxes</span></div>
<div class="line"><a name="l02271"></a><span class="lineno"> 2271</span>&#160; <span class="comment">// with different grouping types. For common encryption, the relevant</span></div>
<div class="line"><a name="l02272"></a><span class="lineno"> 2272</span>&#160; <span class="comment">// grouping type is &#39;seig&#39;. Continue reading until &#39;seig&#39; is found, or</span></div>
<div class="line"><a name="l02273"></a><span class="lineno"> 2273</span>&#160; <span class="comment">// until running out of child boxes.</span></div>
<div class="line"><a name="l02274"></a><span class="lineno"> 2274</span>&#160; <span class="keywordflow">while</span> (sample_to_group.grouping_type != FOURCC_SEIG &amp;&amp;</div>
<div class="line"><a name="l02275"></a><span class="lineno"> 2275</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2141be2c0c4ec27b458df15e13d7239e">reader</a>()-&gt;<a class="code" href="../../db/d6c/classedash__packager_1_1media_1_1mp4_1_1BoxReader.html#a5bc71875b0e8fe70cba17e2fe6f974fa">ChildExist</a>(&amp;sample_to_group)) {</div>
<div class="line"><a name="l02276"></a><span class="lineno"> 2276</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2141be2c0c4ec27b458df15e13d7239e">reader</a>()-&gt;<a class="code" href="../../db/d6c/classedash__packager_1_1media_1_1mp4_1_1BoxReader.html#a480fdd0a597a8b77f7613abb2e8f5629">ReadChild</a>(&amp;sample_to_group));</div>
<div class="line"><a name="l02277"></a><span class="lineno"> 2277</span>&#160; }</div>
<div class="line"><a name="l02278"></a><span class="lineno"> 2278</span>&#160; <span class="keywordflow">while</span> (sample_group_description.grouping_type != FOURCC_SEIG &amp;&amp;</div>
<div class="line"><a name="l02279"></a><span class="lineno"> 2279</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2141be2c0c4ec27b458df15e13d7239e">reader</a>()-&gt;<a class="code" href="../../db/d6c/classedash__packager_1_1media_1_1mp4_1_1BoxReader.html#a5bc71875b0e8fe70cba17e2fe6f974fa">ChildExist</a>(&amp;sample_group_description)) {</div>
<div class="line"><a name="l02280"></a><span class="lineno"> 2280</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2141be2c0c4ec27b458df15e13d7239e">reader</a>()-&gt;<a class="code" href="../../db/d6c/classedash__packager_1_1media_1_1mp4_1_1BoxReader.html#a480fdd0a597a8b77f7613abb2e8f5629">ReadChild</a>(&amp;sample_group_description));</div>
<div class="line"><a name="l02281"></a><span class="lineno"> 2281</span>&#160; }</div>
<div class="line"><a name="l02282"></a><span class="lineno"> 2282</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l02283"></a><span class="lineno"> 2283</span>&#160; <span class="keywordflow">if</span> (!decode_time_absent)</div>
<div class="line"><a name="l02284"></a><span class="lineno"> 2284</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;decode_time));</div>
<div class="line"><a name="l02285"></a><span class="lineno"> 2285</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; runs.size(); ++i)</div>
<div class="line"><a name="l02286"></a><span class="lineno"> 2286</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;runs[i]));</div>
<div class="line"><a name="l02287"></a><span class="lineno"> 2287</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a0573809c43c576c1835f5b8aa0e57191">TryReadWriteChild</a>(&amp;sample_to_group) &amp;&amp;</div>
<div class="line"><a name="l02288"></a><span class="lineno"> 2288</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a0573809c43c576c1835f5b8aa0e57191">TryReadWriteChild</a>(&amp;sample_group_description));</div>
<div class="line"><a name="l02289"></a><span class="lineno"> 2289</span>&#160; }</div>
<div class="line"><a name="l02290"></a><span class="lineno"> 2290</span>&#160; <span class="keywordflow">return</span> buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a0573809c43c576c1835f5b8aa0e57191">TryReadWriteChild</a>(&amp;auxiliary_size) &amp;&amp;</div>
<div class="line"><a name="l02291"></a><span class="lineno"> 2291</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a0573809c43c576c1835f5b8aa0e57191">TryReadWriteChild</a>(&amp;auxiliary_offset) &amp;&amp;</div>
<div class="line"><a name="l02292"></a><span class="lineno"> 2292</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a0573809c43c576c1835f5b8aa0e57191">TryReadWriteChild</a>(&amp;sample_encryption);</div>
<div class="line"><a name="l02293"></a><span class="lineno"> 2293</span>&#160;}</div>
<div class="line"><a name="l02294"></a><span class="lineno"> 2294</span>&#160;</div>
<div class="line"><a name="l02295"></a><span class="lineno"> 2295</span>&#160;uint32_t TrackFragment::ComputeSizeInternal() {</div>
<div class="line"><a name="l02296"></a><span class="lineno"> 2296</span>&#160; uint32_t box_size =</div>
<div class="line"><a name="l02297"></a><span class="lineno"> 2297</span>&#160; <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + header.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() + decode_time.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() +</div>
<div class="line"><a name="l02298"></a><span class="lineno"> 2298</span>&#160; sample_to_group.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() + sample_group_description.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() +</div>
<div class="line"><a name="l02299"></a><span class="lineno"> 2299</span>&#160; auxiliary_size.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() + auxiliary_offset.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() +</div>
<div class="line"><a name="l02300"></a><span class="lineno"> 2300</span>&#160; sample_encryption.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>();</div>
<div class="line"><a name="l02301"></a><span class="lineno"> 2301</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; runs.size(); ++i)</div>
<div class="line"><a name="l02302"></a><span class="lineno"> 2302</span>&#160; box_size += runs[i].<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>();</div>
<div class="line"><a name="l02303"></a><span class="lineno"> 2303</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a6a9392e954db3ae0aa6cc16c87562dc7">box_size</a>;</div>
<div class="line"><a name="l02304"></a><span class="lineno"> 2304</span>&#160;}</div>
<div class="line"><a name="l02305"></a><span class="lineno"> 2305</span>&#160;</div>
<div class="line"><a name="l02306"></a><span class="lineno"> 2306</span>&#160;MovieFragment::MovieFragment() {}</div>
<div class="line"><a name="l02307"></a><span class="lineno"> 2307</span>&#160;MovieFragment::~MovieFragment() {}</div>
<div class="line"><a name="l02308"></a><span class="lineno"><a class="line" href="../../dd/da2/structedash__packager_1_1media_1_1mp4_1_1MovieFragment.html#a5455c20a8391c344d91929eb088f0699"> 2308</a></span>&#160;FourCC <a class="code" href="../../dd/da2/structedash__packager_1_1media_1_1mp4_1_1MovieFragment.html#a5455c20a8391c344d91929eb088f0699">MovieFragment::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_MOOF; }</div>
<div class="line"><a name="l02309"></a><span class="lineno"> 2309</span>&#160;</div>
<div class="line"><a name="l02310"></a><span class="lineno"> 2310</span>&#160;<span class="keywordtype">bool</span> MovieFragment::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l02311"></a><span class="lineno"> 2311</span>&#160; RCHECK(<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l02312"></a><span class="lineno"> 2312</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2e46c4812ac9c48288a8461c230a375b">PrepareChildren</a>() &amp;&amp;</div>
<div class="line"><a name="l02313"></a><span class="lineno"> 2313</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;header));</div>
<div class="line"><a name="l02314"></a><span class="lineno"> 2314</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l02315"></a><span class="lineno"> 2315</span>&#160; <a class="code" href="../../db/d6c/classedash__packager_1_1media_1_1mp4_1_1BoxReader.html">BoxReader</a>* reader = buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2141be2c0c4ec27b458df15e13d7239e">reader</a>();</div>
<div class="line"><a name="l02316"></a><span class="lineno"> 2316</span>&#160; DCHECK(reader);</div>
<div class="line"><a name="l02317"></a><span class="lineno"> 2317</span>&#160; RCHECK(reader-&gt;<a class="code" href="../../db/d6c/classedash__packager_1_1media_1_1mp4_1_1BoxReader.html#a7ce20788aedb0c790e09b83954545ed3">ReadChildren</a>(&amp;tracks) &amp;&amp;</div>
<div class="line"><a name="l02318"></a><span class="lineno"> 2318</span>&#160; reader-&gt;<a class="code" href="../../db/d6c/classedash__packager_1_1media_1_1mp4_1_1BoxReader.html#a1e30404fe509e750023ae39a093b4e6a">TryReadChildren</a>(&amp;pssh));</div>
<div class="line"><a name="l02319"></a><span class="lineno"> 2319</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l02320"></a><span class="lineno"> 2320</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; tracks.size(); ++i)</div>
<div class="line"><a name="l02321"></a><span class="lineno"> 2321</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;tracks[i]));</div>
<div class="line"><a name="l02322"></a><span class="lineno"> 2322</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; pssh.size(); ++i)</div>
<div class="line"><a name="l02323"></a><span class="lineno"> 2323</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;pssh[i]));</div>
<div class="line"><a name="l02324"></a><span class="lineno"> 2324</span>&#160; }</div>
<div class="line"><a name="l02325"></a><span class="lineno"> 2325</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l02326"></a><span class="lineno"> 2326</span>&#160;}</div>
<div class="line"><a name="l02327"></a><span class="lineno"> 2327</span>&#160;</div>
<div class="line"><a name="l02328"></a><span class="lineno"> 2328</span>&#160;uint32_t MovieFragment::ComputeSizeInternal() {</div>
<div class="line"><a name="l02329"></a><span class="lineno"> 2329</span>&#160; uint32_t box_size = <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + header.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>();</div>
<div class="line"><a name="l02330"></a><span class="lineno"> 2330</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; tracks.size(); ++i)</div>
<div class="line"><a name="l02331"></a><span class="lineno"> 2331</span>&#160; box_size += tracks[i].<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>();</div>
<div class="line"><a name="l02332"></a><span class="lineno"> 2332</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; pssh.size(); ++i)</div>
<div class="line"><a name="l02333"></a><span class="lineno"> 2333</span>&#160; box_size += pssh[i].<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>();</div>
<div class="line"><a name="l02334"></a><span class="lineno"> 2334</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a6a9392e954db3ae0aa6cc16c87562dc7">box_size</a>;</div>
<div class="line"><a name="l02335"></a><span class="lineno"> 2335</span>&#160;}</div>
<div class="line"><a name="l02336"></a><span class="lineno"> 2336</span>&#160;</div>
<div class="line"><a name="l02337"></a><span class="lineno"> 2337</span>&#160;SegmentIndex::SegmentIndex()</div>
<div class="line"><a name="l02338"></a><span class="lineno"> 2338</span>&#160; : reference_id(0),</div>
<div class="line"><a name="l02339"></a><span class="lineno"> 2339</span>&#160; timescale(0),</div>
<div class="line"><a name="l02340"></a><span class="lineno"> 2340</span>&#160; earliest_presentation_time(0),</div>
<div class="line"><a name="l02341"></a><span class="lineno"> 2341</span>&#160; first_offset(0) {}</div>
<div class="line"><a name="l02342"></a><span class="lineno"> 2342</span>&#160;SegmentIndex::~SegmentIndex() {}</div>
<div class="line"><a name="l02343"></a><span class="lineno"><a class="line" href="../../d1/d81/structedash__packager_1_1media_1_1mp4_1_1SegmentIndex.html#a2a0444e32d7ccc525b10b6f9fc81b0b5"> 2343</a></span>&#160;FourCC <a class="code" href="../../d1/d81/structedash__packager_1_1media_1_1mp4_1_1SegmentIndex.html#a2a0444e32d7ccc525b10b6f9fc81b0b5">SegmentIndex::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_SIDX; }</div>
<div class="line"><a name="l02344"></a><span class="lineno"> 2344</span>&#160;</div>
<div class="line"><a name="l02345"></a><span class="lineno"> 2345</span>&#160;<span class="keywordtype">bool</span> SegmentIndex::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l02346"></a><span class="lineno"> 2346</span>&#160; RCHECK(<a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l02347"></a><span class="lineno"> 2347</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;reference_id) &amp;&amp;</div>
<div class="line"><a name="l02348"></a><span class="lineno"> 2348</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;timescale));</div>
<div class="line"><a name="l02349"></a><span class="lineno"> 2349</span>&#160;</div>
<div class="line"><a name="l02350"></a><span class="lineno"> 2350</span>&#160; <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="l02351"></a><span class="lineno"> 2351</span>&#160; RCHECK(</div>
<div class="line"><a name="l02352"></a><span class="lineno"> 2352</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a726ab4970a19fa671137e88098e3cd48">ReadWriteUInt64NBytes</a>(&amp;earliest_presentation_time, num_bytes) &amp;&amp;</div>
<div class="line"><a name="l02353"></a><span class="lineno"> 2353</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a726ab4970a19fa671137e88098e3cd48">ReadWriteUInt64NBytes</a>(&amp;first_offset, num_bytes));</div>
<div class="line"><a name="l02354"></a><span class="lineno"> 2354</span>&#160;</div>
<div class="line"><a name="l02355"></a><span class="lineno"> 2355</span>&#160; uint16_t reference_count = references.size();</div>
<div class="line"><a name="l02356"></a><span class="lineno"> 2356</span>&#160; RCHECK(buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a7efa53df1ef135edd31d1e1818b9a884">IgnoreBytes</a>(2) &amp;&amp; <span class="comment">// reserved.</span></div>
<div class="line"><a name="l02357"></a><span class="lineno"> 2357</span>&#160; buffer-&gt;ReadWriteUInt16(&amp;reference_count));</div>
<div class="line"><a name="l02358"></a><span class="lineno"> 2358</span>&#160; references.resize(reference_count);</div>
<div class="line"><a name="l02359"></a><span class="lineno"> 2359</span>&#160;</div>
<div class="line"><a name="l02360"></a><span class="lineno"> 2360</span>&#160; uint32_t reference_type_size;</div>
<div class="line"><a name="l02361"></a><span class="lineno"> 2361</span>&#160; uint32_t sap;</div>
<div class="line"><a name="l02362"></a><span class="lineno"> 2362</span>&#160; <span class="keywordflow">for</span> (uint32_t i = 0; i &lt; reference_count; ++i) {</div>
<div class="line"><a name="l02363"></a><span class="lineno"> 2363</span>&#160; <span class="keywordflow">if</span> (!buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l02364"></a><span class="lineno"> 2364</span>&#160; reference_type_size = references[i].referenced_size;</div>
<div class="line"><a name="l02365"></a><span class="lineno"> 2365</span>&#160; <span class="keywordflow">if</span> (references[i].reference_type)</div>
<div class="line"><a name="l02366"></a><span class="lineno"> 2366</span>&#160; reference_type_size |= (1 &lt;&lt; 31);</div>
<div class="line"><a name="l02367"></a><span class="lineno"> 2367</span>&#160; sap = (references[i].sap_type &lt;&lt; 28) | references[i].sap_delta_time;</div>
<div class="line"><a name="l02368"></a><span class="lineno"> 2368</span>&#160; <span class="keywordflow">if</span> (references[i].starts_with_sap)</div>
<div class="line"><a name="l02369"></a><span class="lineno"> 2369</span>&#160; sap |= (1 &lt;&lt; 31);</div>
<div class="line"><a name="l02370"></a><span class="lineno"> 2370</span>&#160; }</div>
<div class="line"><a name="l02371"></a><span class="lineno"> 2371</span>&#160; RCHECK(buffer-&gt;ReadWriteUInt32(&amp;reference_type_size) &amp;&amp;</div>
<div class="line"><a name="l02372"></a><span class="lineno"> 2372</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;references[i].subsegment_duration) &amp;&amp;</div>
<div class="line"><a name="l02373"></a><span class="lineno"> 2373</span>&#160; buffer-&gt;ReadWriteUInt32(&amp;sap));</div>
<div class="line"><a name="l02374"></a><span class="lineno"> 2374</span>&#160; <span class="keywordflow">if</span> (buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>()) {</div>
<div class="line"><a name="l02375"></a><span class="lineno"> 2375</span>&#160; references[i].reference_type = (reference_type_size &gt;&gt; 31) ? <span class="keyword">true</span> : <span class="keyword">false</span>;</div>
<div class="line"><a name="l02376"></a><span class="lineno"> 2376</span>&#160; references[i].referenced_size = reference_type_size &amp; ~(1 &lt;&lt; 31);</div>
<div class="line"><a name="l02377"></a><span class="lineno"> 2377</span>&#160; references[i].starts_with_sap = (sap &gt;&gt; 31) ? <span class="keyword">true</span> : <span class="keyword">false</span>;</div>
<div class="line"><a name="l02378"></a><span class="lineno"> 2378</span>&#160; references[i].sap_type =</div>
<div class="line"><a name="l02379"></a><span class="lineno"> 2379</span>&#160; <span class="keyword">static_cast&lt;</span>SegmentReference::SAPType<span class="keyword">&gt;</span>((sap &gt;&gt; 28) &amp; 0x07);</div>
<div class="line"><a name="l02380"></a><span class="lineno"> 2380</span>&#160; references[i].sap_delta_time = sap &amp; ~(0xF &lt;&lt; 28);</div>
<div class="line"><a name="l02381"></a><span class="lineno"> 2381</span>&#160; }</div>
<div class="line"><a name="l02382"></a><span class="lineno"> 2382</span>&#160; }</div>
<div class="line"><a name="l02383"></a><span class="lineno"> 2383</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l02384"></a><span class="lineno"> 2384</span>&#160;}</div>
<div class="line"><a name="l02385"></a><span class="lineno"> 2385</span>&#160;</div>
<div class="line"><a name="l02386"></a><span class="lineno"> 2386</span>&#160;uint32_t SegmentIndex::ComputeSizeInternal() {</div>
<div class="line"><a name="l02387"></a><span class="lineno"> 2387</span>&#160; version = IsFitIn32Bits(earliest_presentation_time, first_offset) ? 0 : 1;</div>
<div class="line"><a name="l02388"></a><span class="lineno"> 2388</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">HeaderSize</a>() + <span class="keyword">sizeof</span>(reference_id) + <span class="keyword">sizeof</span>(timescale) +</div>
<div class="line"><a name="l02389"></a><span class="lineno"> 2389</span>&#160; <span class="keyword">sizeof</span>(uint32_t) * (1 + version) * 2 + 2 * <span class="keyword">sizeof</span>(uint16_t) +</div>
<div class="line"><a name="l02390"></a><span class="lineno"> 2390</span>&#160; 3 * <span class="keyword">sizeof</span>(uint32_t) * references.size();</div>
<div class="line"><a name="l02391"></a><span class="lineno"> 2391</span>&#160;}</div>
<div class="line"><a name="l02392"></a><span class="lineno"> 2392</span>&#160;</div>
<div class="line"><a name="l02393"></a><span class="lineno"> 2393</span>&#160;MediaData::MediaData() : data_size(0) {}</div>
<div class="line"><a name="l02394"></a><span class="lineno"> 2394</span>&#160;MediaData::~MediaData() {}</div>
<div class="line"><a name="l02395"></a><span class="lineno"><a class="line" href="../../d4/d92/structedash__packager_1_1media_1_1mp4_1_1MediaData.html#a2cd09fe16fb9b50fc70476217977a060"> 2395</a></span>&#160;FourCC <a class="code" href="../../d4/d92/structedash__packager_1_1media_1_1mp4_1_1MediaData.html#a2cd09fe16fb9b50fc70476217977a060">MediaData::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_MDAT; }</div>
<div class="line"><a name="l02396"></a><span class="lineno"> 2396</span>&#160;</div>
<div class="line"><a name="l02397"></a><span class="lineno"> 2397</span>&#160;<span class="keywordtype">bool</span> MediaData::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l02398"></a><span class="lineno"> 2398</span>&#160; NOTIMPLEMENTED() &lt;&lt; <span class="stringliteral">&quot;Actual data is parsed and written separately.&quot;</span>;</div>
<div class="line"><a name="l02399"></a><span class="lineno"> 2399</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l02400"></a><span class="lineno"> 2400</span>&#160;}</div>
<div class="line"><a name="l02401"></a><span class="lineno"> 2401</span>&#160;</div>
<div class="line"><a name="l02402"></a><span class="lineno"> 2402</span>&#160;uint32_t MediaData::ComputeSizeInternal() {</div>
<div class="line"><a name="l02403"></a><span class="lineno"> 2403</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + data_size;</div>
<div class="line"><a name="l02404"></a><span class="lineno"> 2404</span>&#160;}</div>
<div class="line"><a name="l02405"></a><span class="lineno"> 2405</span>&#160;</div>
<div class="line"><a name="l02406"></a><span class="lineno"> 2406</span>&#160;CueSourceIDBox::CueSourceIDBox() : source_id(kCueSourceIdNotSet) {}</div>
<div class="line"><a name="l02407"></a><span class="lineno"> 2407</span>&#160;CueSourceIDBox::~CueSourceIDBox() {}</div>
<div class="line"><a name="l02408"></a><span class="lineno"> 2408</span>&#160;</div>
<div class="line"><a name="l02409"></a><span class="lineno"><a class="line" href="../../d2/df8/structedash__packager_1_1media_1_1mp4_1_1CueSourceIDBox.html#a79ce16bc0cd49723eaa8e4734c6426e5"> 2409</a></span>&#160;FourCC <a class="code" href="../../d2/df8/structedash__packager_1_1media_1_1mp4_1_1CueSourceIDBox.html#a79ce16bc0cd49723eaa8e4734c6426e5">CueSourceIDBox::BoxType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> FOURCC_vsid; }</div>
<div class="line"><a name="l02410"></a><span class="lineno"> 2410</span>&#160;</div>
<div class="line"><a name="l02411"></a><span class="lineno"> 2411</span>&#160;<span class="keywordtype">bool</span> CueSourceIDBox::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l02412"></a><span class="lineno"> 2412</span>&#160; RCHECK(<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer) &amp;&amp; buffer-&gt;ReadWriteInt32(&amp;source_id));</div>
<div class="line"><a name="l02413"></a><span class="lineno"> 2413</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l02414"></a><span class="lineno"> 2414</span>&#160;}</div>
<div class="line"><a name="l02415"></a><span class="lineno"> 2415</span>&#160;</div>
<div class="line"><a name="l02416"></a><span class="lineno"> 2416</span>&#160;uint32_t CueSourceIDBox::ComputeSizeInternal() {</div>
<div class="line"><a name="l02417"></a><span class="lineno"> 2417</span>&#160; <span class="keywordflow">if</span> (source_id == kCueSourceIdNotSet)</div>
<div class="line"><a name="l02418"></a><span class="lineno"> 2418</span>&#160; <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l02419"></a><span class="lineno"> 2419</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + <span class="keyword">sizeof</span>(source_id);</div>
<div class="line"><a name="l02420"></a><span class="lineno"> 2420</span>&#160;}</div>
<div class="line"><a name="l02421"></a><span class="lineno"> 2421</span>&#160;</div>
<div class="line"><a name="l02422"></a><span class="lineno"> 2422</span>&#160;CueTimeBox::CueTimeBox() {}</div>
<div class="line"><a name="l02423"></a><span class="lineno"> 2423</span>&#160;CueTimeBox::~CueTimeBox() {}</div>
<div class="line"><a name="l02424"></a><span class="lineno"> 2424</span>&#160;</div>
<div class="line"><a name="l02425"></a><span class="lineno"><a class="line" href="../../dd/d12/structedash__packager_1_1media_1_1mp4_1_1CueTimeBox.html#a099bff9996e063551114d44e9a0429bc"> 2425</a></span>&#160;FourCC <a class="code" href="../../dd/d12/structedash__packager_1_1media_1_1mp4_1_1CueTimeBox.html#a099bff9996e063551114d44e9a0429bc">CueTimeBox::BoxType</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l02426"></a><span class="lineno"> 2426</span>&#160; <span class="keywordflow">return</span> FOURCC_ctim;</div>
<div class="line"><a name="l02427"></a><span class="lineno"> 2427</span>&#160;}</div>
<div class="line"><a name="l02428"></a><span class="lineno"> 2428</span>&#160;</div>
<div class="line"><a name="l02429"></a><span class="lineno"> 2429</span>&#160;<span class="keywordtype">bool</span> CueTimeBox::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l02430"></a><span class="lineno"> 2430</span>&#160; RCHECK(<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer));</div>
<div class="line"><a name="l02431"></a><span class="lineno"> 2431</span>&#160; <span class="keywordflow">return</span> buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#aea04b45daf17a9b2323e80163b800aa8">ReadWriteString</a>(</div>
<div class="line"><a name="l02432"></a><span class="lineno"> 2432</span>&#160; &amp;cue_current_time,</div>
<div class="line"><a name="l02433"></a><span class="lineno"> 2433</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>() ? buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a47a70cb8481ca0c88172592e960e563e">BytesLeft</a>() : cue_current_time.size());</div>
<div class="line"><a name="l02434"></a><span class="lineno"> 2434</span>&#160;}</div>
<div class="line"><a name="l02435"></a><span class="lineno"> 2435</span>&#160;</div>
<div class="line"><a name="l02436"></a><span class="lineno"> 2436</span>&#160;uint32_t CueTimeBox::ComputeSizeInternal() {</div>
<div class="line"><a name="l02437"></a><span class="lineno"> 2437</span>&#160; <span class="keywordflow">if</span> (cue_current_time.empty())</div>
<div class="line"><a name="l02438"></a><span class="lineno"> 2438</span>&#160; <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l02439"></a><span class="lineno"> 2439</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + cue_current_time.size();</div>
<div class="line"><a name="l02440"></a><span class="lineno"> 2440</span>&#160;}</div>
<div class="line"><a name="l02441"></a><span class="lineno"> 2441</span>&#160;</div>
<div class="line"><a name="l02442"></a><span class="lineno"> 2442</span>&#160;CueIDBox::CueIDBox() {}</div>
<div class="line"><a name="l02443"></a><span class="lineno"> 2443</span>&#160;CueIDBox::~CueIDBox() {}</div>
<div class="line"><a name="l02444"></a><span class="lineno"> 2444</span>&#160;</div>
<div class="line"><a name="l02445"></a><span class="lineno"><a class="line" href="../../de/d07/structedash__packager_1_1media_1_1mp4_1_1CueIDBox.html#ad160b5d1ef859073d2536f048d71af05"> 2445</a></span>&#160;FourCC <a class="code" href="../../de/d07/structedash__packager_1_1media_1_1mp4_1_1CueIDBox.html#ad160b5d1ef859073d2536f048d71af05">CueIDBox::BoxType</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l02446"></a><span class="lineno"> 2446</span>&#160; <span class="keywordflow">return</span> FOURCC_iden;</div>
<div class="line"><a name="l02447"></a><span class="lineno"> 2447</span>&#160;}</div>
<div class="line"><a name="l02448"></a><span class="lineno"> 2448</span>&#160;</div>
<div class="line"><a name="l02449"></a><span class="lineno"> 2449</span>&#160;<span class="keywordtype">bool</span> CueIDBox::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l02450"></a><span class="lineno"> 2450</span>&#160; RCHECK(<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer));</div>
<div class="line"><a name="l02451"></a><span class="lineno"> 2451</span>&#160; <span class="keywordflow">return</span> buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#aea04b45daf17a9b2323e80163b800aa8">ReadWriteString</a>(</div>
<div class="line"><a name="l02452"></a><span class="lineno"> 2452</span>&#160; &amp;cue_id, buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>() ? buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a47a70cb8481ca0c88172592e960e563e">BytesLeft</a>() : cue_id.size());</div>
<div class="line"><a name="l02453"></a><span class="lineno"> 2453</span>&#160;}</div>
<div class="line"><a name="l02454"></a><span class="lineno"> 2454</span>&#160;</div>
<div class="line"><a name="l02455"></a><span class="lineno"> 2455</span>&#160;uint32_t CueIDBox::ComputeSizeInternal() {</div>
<div class="line"><a name="l02456"></a><span class="lineno"> 2456</span>&#160; <span class="keywordflow">if</span> (cue_id.empty())</div>
<div class="line"><a name="l02457"></a><span class="lineno"> 2457</span>&#160; <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l02458"></a><span class="lineno"> 2458</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + cue_id.size();</div>
<div class="line"><a name="l02459"></a><span class="lineno"> 2459</span>&#160;}</div>
<div class="line"><a name="l02460"></a><span class="lineno"> 2460</span>&#160;</div>
<div class="line"><a name="l02461"></a><span class="lineno"> 2461</span>&#160;CueSettingsBox::CueSettingsBox() {}</div>
<div class="line"><a name="l02462"></a><span class="lineno"> 2462</span>&#160;CueSettingsBox::~CueSettingsBox() {}</div>
<div class="line"><a name="l02463"></a><span class="lineno"> 2463</span>&#160;</div>
<div class="line"><a name="l02464"></a><span class="lineno"><a class="line" href="../../d1/df2/structedash__packager_1_1media_1_1mp4_1_1CueSettingsBox.html#af750ff88f1d2e7926f01969db44b76ed"> 2464</a></span>&#160;FourCC <a class="code" href="../../d1/df2/structedash__packager_1_1media_1_1mp4_1_1CueSettingsBox.html#af750ff88f1d2e7926f01969db44b76ed">CueSettingsBox::BoxType</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l02465"></a><span class="lineno"> 2465</span>&#160; <span class="keywordflow">return</span> FOURCC_sttg;</div>
<div class="line"><a name="l02466"></a><span class="lineno"> 2466</span>&#160;}</div>
<div class="line"><a name="l02467"></a><span class="lineno"> 2467</span>&#160;</div>
<div class="line"><a name="l02468"></a><span class="lineno"> 2468</span>&#160;<span class="keywordtype">bool</span> CueSettingsBox::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l02469"></a><span class="lineno"> 2469</span>&#160; RCHECK(<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer));</div>
<div class="line"><a name="l02470"></a><span class="lineno"> 2470</span>&#160; <span class="keywordflow">return</span> buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#aea04b45daf17a9b2323e80163b800aa8">ReadWriteString</a>(</div>
<div class="line"><a name="l02471"></a><span class="lineno"> 2471</span>&#160; &amp;settings, buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>() ? buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a47a70cb8481ca0c88172592e960e563e">BytesLeft</a>() : settings.size());</div>
<div class="line"><a name="l02472"></a><span class="lineno"> 2472</span>&#160;}</div>
<div class="line"><a name="l02473"></a><span class="lineno"> 2473</span>&#160;</div>
<div class="line"><a name="l02474"></a><span class="lineno"> 2474</span>&#160;uint32_t CueSettingsBox::ComputeSizeInternal() {</div>
<div class="line"><a name="l02475"></a><span class="lineno"> 2475</span>&#160; <span class="keywordflow">if</span> (settings.empty())</div>
<div class="line"><a name="l02476"></a><span class="lineno"> 2476</span>&#160; <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l02477"></a><span class="lineno"> 2477</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + settings.size();</div>
<div class="line"><a name="l02478"></a><span class="lineno"> 2478</span>&#160;}</div>
<div class="line"><a name="l02479"></a><span class="lineno"> 2479</span>&#160;</div>
<div class="line"><a name="l02480"></a><span class="lineno"> 2480</span>&#160;CuePayloadBox::CuePayloadBox() {}</div>
<div class="line"><a name="l02481"></a><span class="lineno"> 2481</span>&#160;CuePayloadBox::~CuePayloadBox() {}</div>
<div class="line"><a name="l02482"></a><span class="lineno"> 2482</span>&#160;</div>
<div class="line"><a name="l02483"></a><span class="lineno"><a class="line" href="../../d7/d49/structedash__packager_1_1media_1_1mp4_1_1CuePayloadBox.html#a227df861e36f5876dca5cd91b5b230ad"> 2483</a></span>&#160;FourCC <a class="code" href="../../d7/d49/structedash__packager_1_1media_1_1mp4_1_1CuePayloadBox.html#a227df861e36f5876dca5cd91b5b230ad">CuePayloadBox::BoxType</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l02484"></a><span class="lineno"> 2484</span>&#160; <span class="keywordflow">return</span> FOURCC_payl;</div>
<div class="line"><a name="l02485"></a><span class="lineno"> 2485</span>&#160;}</div>
<div class="line"><a name="l02486"></a><span class="lineno"> 2486</span>&#160;</div>
<div class="line"><a name="l02487"></a><span class="lineno"> 2487</span>&#160;<span class="keywordtype">bool</span> CuePayloadBox::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l02488"></a><span class="lineno"> 2488</span>&#160; RCHECK(<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer));</div>
<div class="line"><a name="l02489"></a><span class="lineno"> 2489</span>&#160; <span class="keywordflow">return</span> buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#aea04b45daf17a9b2323e80163b800aa8">ReadWriteString</a>(</div>
<div class="line"><a name="l02490"></a><span class="lineno"> 2490</span>&#160; &amp;cue_text, buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>() ? buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a47a70cb8481ca0c88172592e960e563e">BytesLeft</a>() : cue_text.size());</div>
<div class="line"><a name="l02491"></a><span class="lineno"> 2491</span>&#160;}</div>
<div class="line"><a name="l02492"></a><span class="lineno"> 2492</span>&#160;</div>
<div class="line"><a name="l02493"></a><span class="lineno"> 2493</span>&#160;uint32_t CuePayloadBox::ComputeSizeInternal() {</div>
<div class="line"><a name="l02494"></a><span class="lineno"> 2494</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + cue_text.size();</div>
<div class="line"><a name="l02495"></a><span class="lineno"> 2495</span>&#160;}</div>
<div class="line"><a name="l02496"></a><span class="lineno"> 2496</span>&#160;</div>
<div class="line"><a name="l02497"></a><span class="lineno"> 2497</span>&#160;VTTEmptyCueBox::VTTEmptyCueBox() {}</div>
<div class="line"><a name="l02498"></a><span class="lineno"> 2498</span>&#160;VTTEmptyCueBox::~VTTEmptyCueBox() {}</div>
<div class="line"><a name="l02499"></a><span class="lineno"> 2499</span>&#160;</div>
<div class="line"><a name="l02500"></a><span class="lineno"><a class="line" href="../../d3/d1c/structedash__packager_1_1media_1_1mp4_1_1VTTEmptyCueBox.html#a12c38669db1fc4e70bb8dca039a52f8b"> 2500</a></span>&#160;FourCC <a class="code" href="../../d3/d1c/structedash__packager_1_1media_1_1mp4_1_1VTTEmptyCueBox.html#a12c38669db1fc4e70bb8dca039a52f8b">VTTEmptyCueBox::BoxType</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l02501"></a><span class="lineno"> 2501</span>&#160; <span class="keywordflow">return</span> FOURCC_vtte;</div>
<div class="line"><a name="l02502"></a><span class="lineno"> 2502</span>&#160;}</div>
<div class="line"><a name="l02503"></a><span class="lineno"> 2503</span>&#160;</div>
<div class="line"><a name="l02504"></a><span class="lineno"> 2504</span>&#160;<span class="keywordtype">bool</span> VTTEmptyCueBox::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l02505"></a><span class="lineno"> 2505</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer);</div>
<div class="line"><a name="l02506"></a><span class="lineno"> 2506</span>&#160;}</div>
<div class="line"><a name="l02507"></a><span class="lineno"> 2507</span>&#160;</div>
<div class="line"><a name="l02508"></a><span class="lineno"> 2508</span>&#160;uint32_t VTTEmptyCueBox::ComputeSizeInternal() {</div>
<div class="line"><a name="l02509"></a><span class="lineno"> 2509</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>();</div>
<div class="line"><a name="l02510"></a><span class="lineno"> 2510</span>&#160;}</div>
<div class="line"><a name="l02511"></a><span class="lineno"> 2511</span>&#160;</div>
<div class="line"><a name="l02512"></a><span class="lineno"> 2512</span>&#160;VTTAdditionalTextBox::VTTAdditionalTextBox() {}</div>
<div class="line"><a name="l02513"></a><span class="lineno"> 2513</span>&#160;VTTAdditionalTextBox::~VTTAdditionalTextBox() {}</div>
<div class="line"><a name="l02514"></a><span class="lineno"> 2514</span>&#160;</div>
<div class="line"><a name="l02515"></a><span class="lineno"><a class="line" href="../../db/d6b/structedash__packager_1_1media_1_1mp4_1_1VTTAdditionalTextBox.html#ad0715718756fb534e945ed725670bf79"> 2515</a></span>&#160;FourCC <a class="code" href="../../db/d6b/structedash__packager_1_1media_1_1mp4_1_1VTTAdditionalTextBox.html#ad0715718756fb534e945ed725670bf79">VTTAdditionalTextBox::BoxType</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l02516"></a><span class="lineno"> 2516</span>&#160; <span class="keywordflow">return</span> FOURCC_vtta;</div>
<div class="line"><a name="l02517"></a><span class="lineno"> 2517</span>&#160;}</div>
<div class="line"><a name="l02518"></a><span class="lineno"> 2518</span>&#160;</div>
<div class="line"><a name="l02519"></a><span class="lineno"> 2519</span>&#160;<span class="keywordtype">bool</span> VTTAdditionalTextBox::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l02520"></a><span class="lineno"> 2520</span>&#160; RCHECK(<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer));</div>
<div class="line"><a name="l02521"></a><span class="lineno"> 2521</span>&#160; <span class="keywordflow">return</span> buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#aea04b45daf17a9b2323e80163b800aa8">ReadWriteString</a>(</div>
<div class="line"><a name="l02522"></a><span class="lineno"> 2522</span>&#160; &amp;cue_additional_text,</div>
<div class="line"><a name="l02523"></a><span class="lineno"> 2523</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">Reading</a>() ? buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a47a70cb8481ca0c88172592e960e563e">BytesLeft</a>() : cue_additional_text.size());</div>
<div class="line"><a name="l02524"></a><span class="lineno"> 2524</span>&#160;}</div>
<div class="line"><a name="l02525"></a><span class="lineno"> 2525</span>&#160;</div>
<div class="line"><a name="l02526"></a><span class="lineno"> 2526</span>&#160;uint32_t VTTAdditionalTextBox::ComputeSizeInternal() {</div>
<div class="line"><a name="l02527"></a><span class="lineno"> 2527</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + cue_additional_text.size();</div>
<div class="line"><a name="l02528"></a><span class="lineno"> 2528</span>&#160;}</div>
<div class="line"><a name="l02529"></a><span class="lineno"> 2529</span>&#160;</div>
<div class="line"><a name="l02530"></a><span class="lineno"> 2530</span>&#160;VTTCueBox::VTTCueBox() {}</div>
<div class="line"><a name="l02531"></a><span class="lineno"> 2531</span>&#160;VTTCueBox::~VTTCueBox() {}</div>
<div class="line"><a name="l02532"></a><span class="lineno"> 2532</span>&#160;</div>
<div class="line"><a name="l02533"></a><span class="lineno"><a class="line" href="../../d6/d74/structedash__packager_1_1media_1_1mp4_1_1VTTCueBox.html#abd7dab86dd675aadf17eb857d0d0ab80"> 2533</a></span>&#160;FourCC <a class="code" href="../../d6/d74/structedash__packager_1_1media_1_1mp4_1_1VTTCueBox.html#abd7dab86dd675aadf17eb857d0d0ab80">VTTCueBox::BoxType</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l02534"></a><span class="lineno"> 2534</span>&#160; <span class="keywordflow">return</span> FOURCC_vttc;</div>
<div class="line"><a name="l02535"></a><span class="lineno"> 2535</span>&#160;}</div>
<div class="line"><a name="l02536"></a><span class="lineno"> 2536</span>&#160;</div>
<div class="line"><a name="l02537"></a><span class="lineno"> 2537</span>&#160;<span class="keywordtype">bool</span> VTTCueBox::ReadWriteInternal(<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">BoxBuffer</a>* buffer) {</div>
<div class="line"><a name="l02538"></a><span class="lineno"> 2538</span>&#160; RCHECK(<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">ReadWriteHeaderInternal</a>(buffer) &amp;&amp;</div>
<div class="line"><a name="l02539"></a><span class="lineno"> 2539</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2e46c4812ac9c48288a8461c230a375b">PrepareChildren</a>() &amp;&amp;</div>
<div class="line"><a name="l02540"></a><span class="lineno"> 2540</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;cue_source_id) &amp;&amp;</div>
<div class="line"><a name="l02541"></a><span class="lineno"> 2541</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;cue_id) &amp;&amp;</div>
<div class="line"><a name="l02542"></a><span class="lineno"> 2542</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;cue_time) &amp;&amp;</div>
<div class="line"><a name="l02543"></a><span class="lineno"> 2543</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;cue_settings) &amp;&amp;</div>
<div class="line"><a name="l02544"></a><span class="lineno"> 2544</span>&#160; buffer-&gt;<a class="code" href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">ReadWriteChild</a>(&amp;cue_payload));</div>
<div class="line"><a name="l02545"></a><span class="lineno"> 2545</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l02546"></a><span class="lineno"> 2546</span>&#160;}</div>
<div class="line"><a name="l02547"></a><span class="lineno"> 2547</span>&#160;</div>
<div class="line"><a name="l02548"></a><span class="lineno"> 2548</span>&#160;uint32_t VTTCueBox::ComputeSizeInternal() {</div>
<div class="line"><a name="l02549"></a><span class="lineno"> 2549</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">HeaderSize</a>() + cue_source_id.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() + cue_id.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() +</div>
<div class="line"><a name="l02550"></a><span class="lineno"> 2550</span>&#160; cue_time.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() + cue_settings.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>() +</div>
<div class="line"><a name="l02551"></a><span class="lineno"> 2551</span>&#160; cue_payload.<a class="code" href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">ComputeSize</a>();</div>
<div class="line"><a name="l02552"></a><span class="lineno"> 2552</span>&#160;}</div>
<div class="line"><a name="l02553"></a><span class="lineno"> 2553</span>&#160;</div>
<div class="line"><a name="l02554"></a><span class="lineno"> 2554</span>&#160;} <span class="comment">// namespace mp4</span></div>
<div class="line"><a name="l02555"></a><span class="lineno"> 2555</span>&#160;} <span class="comment">// namespace media</span></div>
<div class="line"><a name="l02556"></a><span class="lineno"> 2556</span>&#160;} <span class="comment">// namespace edash_packager</span></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1CueSettingsBox_html_af750ff88f1d2e7926f01969db44b76ed"><div class="ttname"><a href="../../d1/df2/structedash__packager_1_1media_1_1mp4_1_1CueSettingsBox.html#af750ff88f1d2e7926f01969db44b76ed">edash_packager::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#l02464">box_definitions.cc:2464</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1Edit_html_aa59c17335999289620bd51d05d3208ab"><div class="ttname"><a href="../../d7/d4f/structedash__packager_1_1media_1_1mp4_1_1Edit.html#aa59c17335999289620bd51d05d3208ab">edash_packager::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#l00980">box_definitions.cc:980</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1SyncSample_html_a83405091000e8777b4be3088ed638c65"><div class="ttname"><a href="../../d9/d18/structedash__packager_1_1media_1_1mp4_1_1SyncSample.html#a83405091000e8777b4be3088ed638c65">edash_packager::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#l00869">box_definitions.cc:869</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1Track_html_a94e5e94f5bc4e4f6498bb384ed548cae"><div class="ttname"><a href="../../d3/de1/structedash__packager_1_1media_1_1mp4_1_1Track.html#a94e5e94f5bc4e4f6498bb384ed548cae">edash_packager::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#l01801">box_definitions.cc:1801</a></div></div>
<div class="ttc" id="classedash__packager_1_1media_1_1mp4_1_1BoxReader_html_a7ce20788aedb0c790e09b83954545ed3"><div class="ttname"><a href="../../db/d6c/classedash__packager_1_1media_1_1mp4_1_1BoxReader.html#a7ce20788aedb0c790e09b83954545ed3">edash_packager::media::mp4::BoxReader::ReadChildren</a></div><div class="ttdeci">bool ReadChildren(std::vector&lt; T &gt; *children) WARN_UNUSED_RESULT</div><div class="ttdef"><b>Definition:</b> <a href="../../d2/d92/box__reader_8h_source.html#l00133">box_reader.h:133</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1SampleEncryptionEntry_html_ae4f6f92948609b2ad2c0440e9778e5f9"><div class="ttname"><a href="../../d8/de5/structedash__packager_1_1media_1_1mp4_1_1SampleEncryptionEntry.html#ae4f6f92948609b2ad2c0440e9778e5f9">edash_packager::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#l00282">box_definitions.cc:282</a></div></div>
<div class="ttc" id="classedash__packager_1_1media_1_1mp4_1_1BoxReader_html_a480fdd0a597a8b77f7613abb2e8f5629"><div class="ttname"><a href="../../db/d6c/classedash__packager_1_1media_1_1mp4_1_1BoxReader.html#a480fdd0a597a8b77f7613abb2e8f5629">edash_packager::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#l00123">box_reader.cc:123</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1ChunkOffset_html_a7aa021dc4bc57fd5abb83582513ec7d6"><div class="ttname"><a href="../../d6/d79/structedash__packager_1_1media_1_1mp4_1_1ChunkOffset.html#a7aa021dc4bc57fd5abb83582513ec7d6">edash_packager::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#l00814">box_definitions.cc:814</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1ElementaryStreamDescriptor_html_a8a819a7d71dfbbaf5ec2770499689d2d"><div class="ttname"><a href="../../d9/dcc/structedash__packager_1_1media_1_1mp4_1_1ElementaryStreamDescriptor.html#a8a819a7d71dfbbaf5ec2770499689d2d">edash_packager::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#l01346">box_definitions.cc:1346</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1ChunkOffset_html"><div class="ttname"><a href="../../d6/d79/structedash__packager_1_1media_1_1mp4_1_1ChunkOffset.html">edash_packager::media::mp4::ChunkOffset</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d7b/box__definitions_8h_source.html#l00444">box_definitions.h:444</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1Box_html_aa2a13963677aa8d2bea33d1ed6eec9d6"><div class="ttname"><a href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa2a13963677aa8d2bea33d1ed6eec9d6">edash_packager::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#l00060">box.cc:60</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1DTSSpecific_html_aa392cbec3186779bb28e57e9a5e55973"><div class="ttname"><a href="../../d0/db7/structedash__packager_1_1media_1_1mp4_1_1DTSSpecific.html#aa392cbec3186779bb28e57e9a5e55973">edash_packager::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#l01378">box_definitions.cc:1378</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1SampleDescription_html_ada90ed0cac4d2d899424669864f7e6d8"><div class="ttname"><a href="../../d3/d74/structedash__packager_1_1media_1_1mp4_1_1SampleDescription.html#ada90ed0cac4d2d899424669864f7e6d8">edash_packager::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#l00562">box_definitions.cc:562</a></div></div>
<div class="ttc" id="classedash__packager_1_1media_1_1mp4_1_1BoxBuffer_html_a2141be2c0c4ec27b458df15e13d7239e"><div class="ttname"><a href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2141be2c0c4ec27b458df15e13d7239e">edash_packager::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="structedash__packager_1_1media_1_1mp4_1_1FullBox_html_a0a8b32da93e6d94198a3f295e72980da"><div class="ttname"><a href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a0a8b32da93e6d94198a3f295e72980da">edash_packager::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#l00079">box.cc:79</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1ProtectionSchemeInfo_html_a62ea06c139c349ef4f1960c15f85da33"><div class="ttname"><a href="../../dd/dc9/structedash__packager_1_1media_1_1mp4_1_1ProtectionSchemeInfo.html#a62ea06c139c349ef4f1960c15f85da33">edash_packager::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#l00446">box_definitions.cc:446</a></div></div>
<div class="ttc" id="classedash__packager_1_1media_1_1mp4_1_1BoxBuffer_html_a2e46c4812ac9c48288a8461c230a375b"><div class="ttname"><a href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a2e46c4812ac9c48288a8461c230a375b">edash_packager::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>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1SampleEncryption_html_af94f8472666f214a83461d09de3a524f"><div class="ttname"><a href="../../d5/d78/structedash__packager_1_1media_1_1mp4_1_1SampleEncryption.html#af94f8472666f214a83461d09de3a524f">edash_packager::media::mp4::SampleEncryption::ParseFromSampleEncryptionData</a></div><div class="ttdeci">bool ParseFromSampleEncryptionData(size_t iv_size, std::vector&lt; SampleEncryptionEntry &gt; *sample_encryption_entries) const </div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dee/box__definitions_8cc_source.html#l00349">box_definitions.cc:349</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1MovieExtends_html_a13e40bc4f9d2a6988b3506a5305e6fca"><div class="ttname"><a href="../../d6/d8b/structedash__packager_1_1media_1_1mp4_1_1MovieExtends.html#a13e40bc4f9d2a6988b3506a5305e6fca">edash_packager::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#l01865">box_definitions.cc:1865</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1TrackHeader_html_a7347e1e4b0e9785b4cecaf6b24c7b70f"><div class="ttname"><a href="../../dd/d15/structedash__packager_1_1media_1_1mp4_1_1TrackHeader.html#a7347e1e4b0e9785b4cecaf6b24c7b70f">edash_packager::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#l00522">box_definitions.cc:522</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1DataReference_html_a4cfadf5c0c452c121be0ea980555be60"><div class="ttname"><a href="../../d7/d0d/structedash__packager_1_1media_1_1mp4_1_1DataReference.html#a4cfadf5c0c452c121be0ea980555be60">edash_packager::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#l01685">box_definitions.cc:1685</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1SampleTable_html_a8d8d5a5f691ea55bd0248a6d12302e90"><div class="ttname"><a href="../../d3/d77/structedash__packager_1_1media_1_1mp4_1_1SampleTable.html#a8d8d5a5f691ea55bd0248a6d12302e90">edash_packager::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#l00892">box_definitions.cc:892</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1SoundMediaHeader_html_a294713d0b23c8fd694752a9fe5b302d0"><div class="ttname"><a href="../../da/db0/structedash__packager_1_1media_1_1mp4_1_1SoundMediaHeader.html#a294713d0b23c8fd694752a9fe5b302d0">edash_packager::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#l01635">box_definitions.cc:1635</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1SampleEncryption_html_ad241dc7c7acb0ff200444636b6881800"><div class="ttname"><a href="../../d5/d78/structedash__packager_1_1media_1_1mp4_1_1SampleEncryption.html#ad241dc7c7acb0ff200444636b6881800">edash_packager::media::mp4::SampleEncryption::sample_encryption_data</a></div><div class="ttdeci">std::vector&lt; uint8_t &gt; 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>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1OriginalFormat_html_a3c21bf81deb542ab69811673ec025f2e"><div class="ttname"><a href="../../da/d4b/structedash__packager_1_1media_1_1mp4_1_1OriginalFormat.html#a3c21bf81deb542ab69811673ec025f2e">edash_packager::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#l00369">box_definitions.cc:369</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1SegmentIndex_html_a2a0444e32d7ccc525b10b6f9fc81b0b5"><div class="ttname"><a href="../../d1/d81/structedash__packager_1_1media_1_1mp4_1_1SegmentIndex.html#a2a0444e32d7ccc525b10b6f9fc81b0b5">edash_packager::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#l02343">box_definitions.cc:2343</a></div></div>
<div class="ttc" id="classedash__packager_1_1media_1_1mp4_1_1BoxBuffer_html"><div class="ttname"><a href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html">edash_packager::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>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1TrackFragment_html_a1b72b2b61bdbca4b23f0ef727cb04901"><div class="ttname"><a href="../../d4/dd9/structedash__packager_1_1media_1_1mp4_1_1TrackFragment.html#a1b72b2b61bdbca4b23f0ef727cb04901">edash_packager::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#l02257">box_definitions.cc:2257</a></div></div>
<div class="ttc" id="classedash__packager_1_1media_1_1mp4_1_1BoxReader_html_a5bc71875b0e8fe70cba17e2fe6f974fa"><div class="ttname"><a href="../../db/d6c/classedash__packager_1_1media_1_1mp4_1_1BoxReader.html#a5bc71875b0e8fe70cba17e2fe6f974fa">edash_packager::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#l00136">box_reader.cc:136</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1CueTimeBox_html_a099bff9996e063551114d44e9a0429bc"><div class="ttname"><a href="../../dd/d12/structedash__packager_1_1media_1_1mp4_1_1CueTimeBox.html#a099bff9996e063551114d44e9a0429bc">edash_packager::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#l02425">box_definitions.cc:2425</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1MovieExtendsHeader_html_a3d7d2e08f6baedf1af02c9e4504d75d9"><div class="ttname"><a href="../../da/d17/structedash__packager_1_1media_1_1mp4_1_1MovieExtendsHeader.html#a3d7d2e08f6baedf1af02c9e4504d75d9">edash_packager::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#l01820">box_definitions.cc:1820</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1Box_html_a6a9392e954db3ae0aa6cc16c87562dc7"><div class="ttname"><a href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a6a9392e954db3ae0aa6cc16c87562dc7">edash_packager::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>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1Movie_html_aa5e25db4def848291ed7b79217e7e2fe"><div class="ttname"><a href="../../d6/dec/structedash__packager_1_1media_1_1mp4_1_1Movie.html#aa5e25db4def848291ed7b79217e7e2fe">edash_packager::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#l01893">box_definitions.cc:1893</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1MediaHeader_html_af7668a8993e5ef0b515cf1deca69db90"><div class="ttname"><a href="../../d7/dec/structedash__packager_1_1media_1_1mp4_1_1MediaHeader.html#af7668a8993e5ef0b515cf1deca69db90">edash_packager::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#l01590">box_definitions.cc:1590</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1MediaInformation_html_a2dab0117ee2e03c052f5df25134db42e"><div class="ttname"><a href="../../dd/dbd/structedash__packager_1_1media_1_1mp4_1_1MediaInformation.html#a2dab0117ee2e03c052f5df25134db42e">edash_packager::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#l01721">box_definitions.cc:1721</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1SegmentType_html_aebd87db93b8d63a08e0becb45e1d70cf"><div class="ttname"><a href="../../dd/da6/structedash__packager_1_1media_1_1mp4_1_1SegmentType.html#aebd87db93b8d63a08e0becb45e1d70cf">edash_packager::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#l00154">box_definitions.cc:154</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1AC3Specific_html_adcfdf18f91a08aa3f9fa73d617e02a22"><div class="ttname"><a href="../../d0/d65/structedash__packager_1_1media_1_1mp4_1_1AC3Specific.html#adcfdf18f91a08aa3f9fa73d617e02a22">edash_packager::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#l01411">box_definitions.cc:1411</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1MovieHeader_html_a4403980ce1e53080796c60d8d7f91ee1"><div class="ttname"><a href="../../dd/d14/structedash__packager_1_1media_1_1mp4_1_1MovieHeader.html#a4403980ce1e53080796c60d8d7f91ee1">edash_packager::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#l00479">box_definitions.cc:479</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1EditList_html_aeeaefd1b799f2da1d28dd037ecbbd6a8"><div class="ttname"><a href="../../d8/d4a/structedash__packager_1_1media_1_1mp4_1_1EditList.html#aeeaefd1b799f2da1d28dd037ecbbd6a8">edash_packager::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#l00943">box_definitions.cc:943</a></div></div>
<div class="ttc" id="classedash__packager_1_1media_1_1mp4_1_1BoxBuffer_html_a726ab4970a19fa671137e88098e3cd48"><div class="ttname"><a href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a726ab4970a19fa671137e88098e3cd48">edash_packager::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>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1AudioSampleEntry_html_a9204f77a7c4e0c6bed49ac995ba25488"><div class="ttname"><a href="../../df/d62/structedash__packager_1_1media_1_1mp4_1_1AudioSampleEntry.html#a9204f77a7c4e0c6bed49ac995ba25488">edash_packager::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#l01455">box_definitions.cc:1455</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1MovieFragment_html_a5455c20a8391c344d91929eb088f0699"><div class="ttname"><a href="../../dd/da2/structedash__packager_1_1media_1_1mp4_1_1MovieFragment.html#a5455c20a8391c344d91929eb088f0699">edash_packager::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#l02308">box_definitions.cc:2308</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1VTTAdditionalTextBox_html_ad0715718756fb534e945ed725670bf79"><div class="ttname"><a href="../../db/d6b/structedash__packager_1_1media_1_1mp4_1_1VTTAdditionalTextBox.html#ad0715718756fb534e945ed725670bf79">edash_packager::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#l02515">box_definitions.cc:2515</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1HandlerReference_html_a27e27257f90332a2585114153e0d7594"><div class="ttname"><a href="../../d3/dbd/structedash__packager_1_1media_1_1mp4_1_1HandlerReference.html#a27e27257f90332a2585114153e0d7594">edash_packager::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#l00997">box_definitions.cc:997</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1SampleEncryption_html_ab6d4d91b2bd0a2a021c10afac4672c09"><div class="ttname"><a href="../../d5/d78/structedash__packager_1_1media_1_1mp4_1_1SampleEncryption.html#ab6d4d91b2bd0a2a021c10afac4672c09">edash_packager::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#l00300">box_definitions.cc:300</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1PixelAspectRatio_html_a9b88be9293ff1ea9d943de9e9d737782"><div class="ttname"><a href="../../d4/d3d/structedash__packager_1_1media_1_1mp4_1_1PixelAspectRatio.html#a9b88be9293ff1ea9d943de9e9d737782">edash_packager::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#l01215">box_definitions.cc:1215</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1TrackFragmentDecodeTime_html_a33cfba86f8b918fbedaceb465ec40eb1"><div class="ttname"><a href="../../d0/d92/structedash__packager_1_1media_1_1mp4_1_1TrackFragmentDecodeTime.html#a33cfba86f8b918fbedaceb465ec40eb1">edash_packager::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#l01927">box_definitions.cc:1927</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1FileType_html_a37c1287fee817803e6cb18eebfd99847"><div class="ttname"><a href="../../d1/dcd/structedash__packager_1_1media_1_1mp4_1_1FileType.html#a37c1287fee817803e6cb18eebfd99847">edash_packager::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#l00130">box_definitions.cc:130</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1DataEntryUrl_html_a52a2b2d6afb05554e144b476e2a7c2e1"><div class="ttname"><a href="../../d6/d6c/structedash__packager_1_1media_1_1mp4_1_1DataEntryUrl.html#a52a2b2d6afb05554e144b476e2a7c2e1">edash_packager::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#l01665">box_definitions.cc:1665</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1SchemeInfo_html_a05f236b91e36bd7c774fec38378dae2c"><div class="ttname"><a href="../../d2/d6f/structedash__packager_1_1media_1_1mp4_1_1SchemeInfo.html#a05f236b91e36bd7c774fec38378dae2c">edash_packager::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#l00432">box_definitions.cc:432</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1SampleAuxiliaryInformationSize_html_a54b83543e5924c4f9d7e4e45934be26a"><div class="ttname"><a href="../../d2/d51/structedash__packager_1_1media_1_1mp4_1_1SampleAuxiliaryInformationSize.html#a54b83543e5924c4f9d7e4e45934be26a">edash_packager::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#l00207">box_definitions.cc:207</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1VTTEmptyCueBox_html_a12c38669db1fc4e70bb8dca039a52f8b"><div class="ttname"><a href="../../d3/d1c/structedash__packager_1_1media_1_1mp4_1_1VTTEmptyCueBox.html#a12c38669db1fc4e70bb8dca039a52f8b">edash_packager::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#l02500">box_definitions.cc:2500</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1CueIDBox_html_ad160b5d1ef859073d2536f048d71af05"><div class="ttname"><a href="../../de/d07/structedash__packager_1_1media_1_1mp4_1_1CueIDBox.html#ad160b5d1ef859073d2536f048d71af05">edash_packager::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#l02445">box_definitions.cc:2445</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1ID3v2_html_a3fb3c5b29417b64cfebd470f5a8b204f"><div class="ttname"><a href="../../d9/d21/structedash__packager_1_1media_1_1mp4_1_1ID3v2.html#a3fb3c5b29417b64cfebd470f5a8b204f">edash_packager::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#l00250">box_definitions.h:250</a></div></div>
<div class="ttc" id="classedash__packager_1_1media_1_1mp4_1_1BoxBuffer_html_aea04b45daf17a9b2323e80163b800aa8"><div class="ttname"><a href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#aea04b45daf17a9b2323e80163b800aa8">edash_packager::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>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1TrackExtends_html_a133f1027410f7767253ed0bfd8da54cd"><div class="ttname"><a href="../../d3/d2c/structedash__packager_1_1media_1_1mp4_1_1TrackExtends.html#a133f1027410f7767253ed0bfd8da54cd">edash_packager::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#l01844">box_definitions.cc:1844</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1DecodingTimeToSample_html_a52fc624b3a6ce6ccd1077420d46d6ef2"><div class="ttname"><a href="../../dc/db7/structedash__packager_1_1media_1_1mp4_1_1DecodingTimeToSample.html#a52fc624b3a6ce6ccd1077420d46d6ef2">edash_packager::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#l00635">box_definitions.cc:635</a></div></div>
<div class="ttc" id="classedash__packager_1_1media_1_1mp4_1_1BoxBuffer_html_a7efa53df1ef135edd31d1e1818b9a884"><div class="ttname"><a href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a7efa53df1ef135edd31d1e1818b9a884">edash_packager::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>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1EC3Specific_html_a87001ebd7f4894c6df389386b85d0168"><div class="ttname"><a href="../../d3/d43/structedash__packager_1_1media_1_1mp4_1_1EC3Specific.html#a87001ebd7f4894c6df389386b85d0168">edash_packager::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#l01430">box_definitions.cc:1430</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1SchemeType_html_a9d477e94ca46a6ee6ebd6208a3343c6c"><div class="ttname"><a href="../../d4/dcc/structedash__packager_1_1media_1_1mp4_1_1SchemeType.html#a9d477e94ca46a6ee6ebd6208a3343c6c">edash_packager::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#l00381">box_definitions.cc:381</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1SubtitleMediaHeader_html_a46fb740ceb2e6b51336e602fb707d9dc"><div class="ttname"><a href="../../d1/d86/structedash__packager_1_1media_1_1mp4_1_1SubtitleMediaHeader.html#a46fb740ceb2e6b51336e602fb707d9dc">edash_packager::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#l01650">box_definitions.cc:1650</a></div></div>
<div class="ttc" id="classedash__packager_1_1media_1_1mp4_1_1BoxBuffer_html_a36c0d8448dab759db37f9581ea602807"><div class="ttname"><a href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a36c0d8448dab759db37f9581ea602807">edash_packager::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>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1TrackFragmentHeader_html_a9a5be3ea4894965d2bb643d88acdb4c9"><div class="ttname"><a href="../../d9/d47/structedash__packager_1_1media_1_1mp4_1_1TrackFragmentHeader.html#a9a5be3ea4894965d2bb643d88acdb4c9">edash_packager::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#l01962">box_definitions.cc:1962</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1Box_html_a9a242fb1434e99256e2a6f4ad294a63d"><div class="ttname"><a href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9a242fb1434e99256e2a6f4ad294a63d">edash_packager::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#l00049">box.cc:49</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1Media_html_a339ebe17f0f7d4ffbbf82795419155b5"><div class="ttname"><a href="../../de/de7/structedash__packager_1_1media_1_1mp4_1_1Media.html#a339ebe17f0f7d4ffbbf82795419155b5">edash_packager::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#l01766">box_definitions.cc:1766</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1VideoSampleEntry_html_a9d870de1a6e6799c18976adeed3d2b3e"><div class="ttname"><a href="../../df/d6a/structedash__packager_1_1media_1_1mp4_1_1VideoSampleEntry.html#a9d870de1a6e6799c18976adeed3d2b3e">edash_packager::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#l01237">box_definitions.cc:1237</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1SampleToGroup_html_abf5ab6476c2530cf820cc4262c2eef41"><div class="ttname"><a href="../../d1/d65/structedash__packager_1_1media_1_1mp4_1_1SampleToGroup.html#abf5ab6476c2530cf820cc4262c2eef41">edash_packager::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#l02138">box_definitions.cc:2138</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1MovieFragmentHeader_html_a1cd6327f596a7cb253f1426812490dce"><div class="ttname"><a href="../../df/d86/structedash__packager_1_1media_1_1mp4_1_1MovieFragmentHeader.html#a1cd6327f596a7cb253f1426812490dce">edash_packager::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#l01943">box_definitions.cc:1943</a></div></div>
<div class="ttc" id="classedash__packager_1_1media_1_1BufferReader_html"><div class="ttname"><a href="../../d9/d46/classedash__packager_1_1media_1_1BufferReader.html">edash_packager::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>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1VTTCueBox_html_abd7dab86dd675aadf17eb857d0d0ab80"><div class="ttname"><a href="../../d6/d74/structedash__packager_1_1media_1_1mp4_1_1VTTCueBox.html#abd7dab86dd675aadf17eb857d0d0ab80">edash_packager::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#l02533">box_definitions.cc:2533</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1SampleAuxiliaryInformationOffset_html_acfbcac458961036f8fa9c47bea95905c"><div class="ttname"><a href="../../de/dc4/structedash__packager_1_1media_1_1mp4_1_1SampleAuxiliaryInformationOffset.html#acfbcac458961036f8fa9c47bea95905c">edash_packager::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#l00179">box_definitions.cc:179</a></div></div>
<div class="ttc" id="classedash__packager_1_1media_1_1mp4_1_1AACAudioSpecificConfig_html_a90a58afc9e6b20b9a6909d54f94dafc9"><div class="ttname"><a href="../../dc/dc6/classedash__packager_1_1media_1_1mp4_1_1AACAudioSpecificConfig.html#a90a58afc9e6b20b9a6909d54f94dafc9">edash_packager::media::mp4::AACAudioSpecificConfig::Parse</a></div><div class="ttdeci">bool Parse(const std::vector&lt; uint8_t &gt; &amp;data)</div><div class="ttdef"><b>Definition:</b> <a href="../../d9/ded/aac__audio__specific__config_8cc_source.html#l00041">aac_audio_specific_config.cc:41</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1DataInformation_html_aed66cd68a3126748afe6b42d04cab885"><div class="ttname"><a href="../../d6/d59/structedash__packager_1_1media_1_1mp4_1_1DataInformation.html#aed66cd68a3126748afe6b42d04cab885">edash_packager::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#l01707">box_definitions.cc:1707</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1TrackEncryption_html_aebad0e736feade55f9a81675737380fe"><div class="ttname"><a href="../../de/d44/structedash__packager_1_1media_1_1mp4_1_1TrackEncryption.html#aebad0e736feade55f9a81675737380fe">edash_packager::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#l00397">box_definitions.cc:397</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1Box_html_a9fbafc4d6ba2187325349dcd406b490a"><div class="ttname"><a href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#a9fbafc4d6ba2187325349dcd406b490a">edash_packager::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#l00054">box.cc:54</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1WebVTTConfigurationBox_html_a0189e52ddef8d5674a0d9e46a96eff87"><div class="ttname"><a href="../../d7/dcc/structedash__packager_1_1media_1_1mp4_1_1WebVTTConfigurationBox.html#a0189e52ddef8d5674a0d9e46a96eff87">edash_packager::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#l01516">box_definitions.cc:1516</a></div></div>
<div class="ttc" id="classedash__packager_1_1media_1_1mp4_1_1BoxBuffer_html_ae2f4c04bd204e593491db3e24715efd2"><div class="ttname"><a href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ae2f4c04bd204e593491db3e24715efd2">edash_packager::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>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1Box_html_aa7a756828b5514fcd3eaf16d86c413c0"><div class="ttname"><a href="../../d7/d8a/structedash__packager_1_1media_1_1mp4_1_1Box.html#aa7a756828b5514fcd3eaf16d86c413c0">edash_packager::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>
<div class="ttc" id="classedash__packager_1_1media_1_1mp4_1_1ESDescriptor_html_a94db515fdafb0e007981d3c314b7b717"><div class="ttname"><a href="../../de/db1/classedash__packager_1_1media_1_1mp4_1_1ESDescriptor.html#a94db515fdafb0e007981d3c314b7b717">edash_packager::media::mp4::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#l00066">es_descriptor.h:66</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1WebVTTSourceLabelBox_html_aa2605337625ef9e34e6563d95688338c"><div class="ttname"><a href="../../df/da9/structedash__packager_1_1media_1_1mp4_1_1WebVTTSourceLabelBox.html#aa2605337625ef9e34e6563d95688338c">edash_packager::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#l01534">box_definitions.cc:1534</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1SampleEncryptionEntry_html_afcdbeb8f08f94028e152668060f3897b"><div class="ttname"><a href="../../d8/de5/structedash__packager_1_1media_1_1mp4_1_1SampleEncryptionEntry.html#afcdbeb8f08f94028e152668060f3897b">edash_packager::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#l00257">box_definitions.cc:257</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1CuePayloadBox_html_a227df861e36f5876dca5cd91b5b230ad"><div class="ttname"><a href="../../d7/d49/structedash__packager_1_1media_1_1mp4_1_1CuePayloadBox.html#a227df861e36f5876dca5cd91b5b230ad">edash_packager::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#l02483">box_definitions.cc:2483</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1CodecConfigurationRecord_html_af79275c621765517a82bd0805c82247e"><div class="ttname"><a href="../../d1/d31/structedash__packager_1_1media_1_1mp4_1_1CodecConfigurationRecord.html#af79275c621765517a82bd0805c82247e">edash_packager::media::mp4::CodecConfigurationRecord::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#l01191">box_definitions.cc:1191</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1Metadata_html_aeb14c600d3581277e2709857ab86203a"><div class="ttname"><a href="../../d2/d06/structedash__packager_1_1media_1_1mp4_1_1Metadata.html#aeb14c600d3581277e2709857ab86203a">edash_packager::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#l01170">box_definitions.cc:1170</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1CompositionTimeToSample_html_a11a38fe87d393d25f89b0b616159479f"><div class="ttname"><a href="../../da/d54/structedash__packager_1_1media_1_1mp4_1_1CompositionTimeToSample.html#a11a38fe87d393d25f89b0b616159479f">edash_packager::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#l00657">box_definitions.cc:657</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1VideoMediaHeader_html_a5a3f17a16ce780e1d3c9e7ff2c2d8b92"><div class="ttname"><a href="../../db/df7/structedash__packager_1_1media_1_1mp4_1_1VideoMediaHeader.html#a5a3f17a16ce780e1d3c9e7ff2c2d8b92">edash_packager::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#l01618">box_definitions.cc:1618</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1SampleSize_html_ad408709db5e9d0843948b1de6921d11c"><div class="ttname"><a href="../../d7/da5/structedash__packager_1_1media_1_1mp4_1_1SampleSize.html#ad408709db5e9d0843948b1de6921d11c">edash_packager::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#l00734">box_definitions.cc:734</a></div></div>
<div class="ttc" id="classedash__packager_1_1media_1_1mp4_1_1BoxReader_html_a1e30404fe509e750023ae39a093b4e6a"><div class="ttname"><a href="../../db/d6c/classedash__packager_1_1media_1_1mp4_1_1BoxReader.html#a1e30404fe509e750023ae39a093b4e6a">edash_packager::media::mp4::BoxReader::TryReadChildren</a></div><div class="ttdeci">bool TryReadChildren(std::vector&lt; T &gt; *children) WARN_UNUSED_RESULT</div><div class="ttdef"><b>Definition:</b> <a href="../../d2/d92/box__reader_8h_source.html#l00139">box_reader.h:139</a></div></div>
<div class="ttc" id="classedash__packager_1_1media_1_1mp4_1_1BoxReader_html"><div class="ttname"><a href="../../db/d6c/classedash__packager_1_1media_1_1mp4_1_1BoxReader.html">edash_packager::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#l00024">box_reader.h:24</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1TextSampleEntry_html_af6690728e3b081dc0cf11306fd1493af"><div class="ttname"><a href="../../dd/d7d/structedash__packager_1_1media_1_1mp4_1_1TextSampleEntry.html#af6690728e3b081dc0cf11306fd1493af">edash_packager::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#l01554">box_definitions.cc:1554</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1ChunkLargeOffset_html_a83ff8d4e12f4a84c9e5652d74cb582d4"><div class="ttname"><a href="../../da/d81/structedash__packager_1_1media_1_1mp4_1_1ChunkLargeOffset.html#a83ff8d4e12f4a84c9e5652d74cb582d4">edash_packager::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#l00833">box_definitions.cc:833</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1SampleGroupDescription_html_a20836adec61bcbc891d08ffbc291ab4e"><div class="ttname"><a href="../../d2/d26/structedash__packager_1_1media_1_1mp4_1_1SampleGroupDescription.html#a20836adec61bcbc891d08ffbc291ab4e">edash_packager::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#l02180">box_definitions.cc:2180</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1ProtectionSystemSpecificHeader_html_a652e720a34bfc0ea43de52642325d12e"><div class="ttname"><a href="../../da/d2a/structedash__packager_1_1media_1_1mp4_1_1ProtectionSystemSpecificHeader.html#a652e720a34bfc0ea43de52642325d12e">edash_packager::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#l00158">box_definitions.cc:158</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1MediaData_html_a2cd09fe16fb9b50fc70476217977a060"><div class="ttname"><a href="../../d4/d92/structedash__packager_1_1media_1_1mp4_1_1MediaData.html#a2cd09fe16fb9b50fc70476217977a060">edash_packager::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#l02395">box_definitions.cc:2395</a></div></div>
<div class="ttc" id="classedash__packager_1_1media_1_1mp4_1_1BoxBuffer_html_a0573809c43c576c1835f5b8aa0e57191"><div class="ttname"><a href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a0573809c43c576c1835f5b8aa0e57191">edash_packager::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>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1SampleEncryptionEntry_html_a1fab6b704c6a03191e5e7394c97ed98b"><div class="ttname"><a href="../../d8/de5/structedash__packager_1_1media_1_1mp4_1_1SampleEncryptionEntry.html#a1fab6b704c6a03191e5e7394c97ed98b">edash_packager::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#l00233">box_definitions.cc:233</a></div></div>
<div class="ttc" id="classedash__packager_1_1media_1_1mp4_1_1BoxBuffer_html_a47a70cb8481ca0c88172592e960e563e"><div class="ttname"><a href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#a47a70cb8481ca0c88172592e960e563e">edash_packager::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>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1CueSourceIDBox_html_a79ce16bc0cd49723eaa8e4734c6426e5"><div class="ttname"><a href="../../d2/df8/structedash__packager_1_1media_1_1mp4_1_1CueSourceIDBox.html#a79ce16bc0cd49723eaa8e4734c6426e5">edash_packager::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#l02409">box_definitions.cc:2409</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1ID3v2_html_acc52776c15a2dcd6a61be12cb7604bb1"><div class="ttname"><a href="../../d9/d21/structedash__packager_1_1media_1_1mp4_1_1ID3v2.html#acc52776c15a2dcd6a61be12cb7604bb1">edash_packager::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#l01134">box_definitions.cc:1134</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1TrackFragmentRun_html_a1390e0e93a5181be7d31cb701592ec18"><div class="ttname"><a href="../../df/d21/structedash__packager_1_1media_1_1mp4_1_1TrackFragmentRun.html#a1390e0e93a5181be7d31cb701592ec18">edash_packager::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#l02017">box_definitions.cc:2017</a></div></div>
<div class="ttc" id="classedash__packager_1_1media_1_1mp4_1_1BoxBuffer_html_ac1c1d4d768f8f656f6ac2b5f4873b0a1"><div class="ttname"><a href="../../dd/d4f/classedash__packager_1_1media_1_1mp4_1_1BoxBuffer.html#ac1c1d4d768f8f656f6ac2b5f4873b0a1">edash_packager::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>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1FullBox_html_a58b21910baf781792d0893b6d805e2c6"><div class="ttname"><a href="../../d6/d8f/structedash__packager_1_1media_1_1mp4_1_1FullBox.html#a58b21910baf781792d0893b6d805e2c6">edash_packager::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#l00074">box.cc:74</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1SampleToChunk_html_ac28ec4cd9cac79d7b552102cb8c3304a"><div class="ttname"><a href="../../df/d76/structedash__packager_1_1media_1_1mp4_1_1SampleToChunk.html#ac28ec4cd9cac79d7b552102cb8c3304a">edash_packager::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#l00708">box_definitions.cc:708</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1SampleEncryptionEntry_html_a4d36b8521d59e51dc2f8d90a3aa34710"><div class="ttname"><a href="../../d8/de5/structedash__packager_1_1media_1_1mp4_1_1SampleEncryptionEntry.html#a4d36b8521d59e51dc2f8d90a3aa34710">edash_packager::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#l00291">box_definitions.cc:291</a></div></div>
<div class="ttc" id="structedash__packager_1_1media_1_1mp4_1_1CompactSampleSize_html_afd1bbe1300c24d2b86e69a2b20942174"><div class="ttname"><a href="../../db/d89/structedash__packager_1_1media_1_1mp4_1_1CompactSampleSize.html#afd1bbe1300c24d2b86e69a2b20942174">edash_packager::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#l00759">box_definitions.cc:759</a></div></div>
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