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<li class="navelem"><a class="el" href="../../dir_3f8eec2fc361645de4b1ec14c19fffc7.html">packager</a></li><li class="navelem"><a class="el" href="../../dir_f99dae54fe7170f791f339b952d5067a.html">media</a></li><li class="navelem"><a class="el" href="../../dir_e3bda0bde998a4d5063328245b9909be.html">base</a></li> </ul>
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<div class="title">video_stream_info.cc</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Copyright 2014 Google Inc. All rights reserved.</span></div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// Use of this source code is governed by a BSD-style</span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// license that can be found in the LICENSE file or at</span></div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// https://developers.google.com/open-source/licenses/bsd</span></div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>  </div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="preprocessor">#include "packager/media/base/video_stream_info.h"</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>  </div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#include "packager/base/logging.h"</span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include "packager/base/strings/string_number_conversions.h"</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include "packager/base/strings/string_util.h"</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include "packager/base/strings/stringprintf.h"</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include "packager/media/base/limits.h"</span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>  </div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="keyword">namespace </span><a class="code" href="../../d8/daf/namespaceshaka.html">shaka</a> {</div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="keyword">namespace </span>media {</div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>  </div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="keyword">namespace </span>{</div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> std::string VideoCodecToString(Codec codec) {</div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  <span class="keywordflow">switch</span> (codec) {</div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  <span class="keywordflow">case</span> kCodecAV1:</div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  <span class="keywordflow">return</span> <span class="stringliteral">"AV1"</span>;</div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  <span class="keywordflow">case</span> kCodecH264:</div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  <span class="keywordflow">return</span> <span class="stringliteral">"H264"</span>;</div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  <span class="keywordflow">case</span> kCodecH265:</div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  <span class="keywordflow">return</span> <span class="stringliteral">"H265"</span>;</div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  <span class="keywordflow">case</span> kCodecH265DolbyVision:</div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  <span class="keywordflow">return</span> <span class="stringliteral">"H265 Dolby Vision"</span>;</div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  <span class="keywordflow">case</span> kCodecVP8:</div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="keywordflow">return</span> <span class="stringliteral">"VP8"</span>;</div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <span class="keywordflow">case</span> kCodecVP9:</div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keywordflow">return</span> <span class="stringliteral">"VP9"</span>;</div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="keywordflow">default</span>:</div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  NOTIMPLEMENTED() << <span class="stringliteral">"Unknown Video Codec: "</span> << codec;</div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="keywordflow">return</span> <span class="stringliteral">"UnknownCodec"</span>;</div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  }</div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> }</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  </div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> } <span class="comment">// namespace</span></div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  </div>
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<div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="../../d6/db1/classshaka_1_1media_1_1VideoStreamInfo.html#a7c4eb713af9de075f4214de0b3c4aaf4"> 41</a></span> VideoStreamInfo::VideoStreamInfo(<span class="keywordtype">int</span> track_id,</div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  uint32_t time_scale,</div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  uint64_t duration,</div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  Codec codec,</div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  H26xStreamFormat h26x_stream_format,</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keyword">const</span> std::string& codec_string,</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keyword">const</span> uint8_t* codec_config,</div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keywordtype">size_t</span> codec_config_size,</div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  uint16_t width,</div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  uint16_t height,</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  uint32_t pixel_width,</div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  uint32_t pixel_height,</div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  uint8_t transfer_characteristics,</div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  uint32_t trick_play_factor,</div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  uint8_t nalu_length_size,</div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keyword">const</span> std::string& language,</div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keywordtype">bool</span> is_encrypted)</div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  : <a class="code" href="../../d5/db1/classshaka_1_1media_1_1StreamInfo.html">StreamInfo</a>(kStreamVideo,</div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  track_id,</div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  time_scale,</div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  duration,</div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  codec,</div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  codec_string,</div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  codec_config,</div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  codec_config_size,</div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  language,</div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  is_encrypted),</div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  h26x_stream_format_(h26x_stream_format),</div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  width_(width),</div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  height_(height),</div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  pixel_width_(pixel_width),</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  pixel_height_(pixel_height),</div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  transfer_characteristics_(transfer_characteristics),</div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  trick_play_factor_(trick_play_factor),</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  nalu_length_size_(nalu_length_size) {}</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  </div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> VideoStreamInfo::~VideoStreamInfo() {}</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  </div>
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<div class="line"><a name="l00079"></a><span class="lineno"><a class="line" href="../../d6/db1/classshaka_1_1media_1_1VideoStreamInfo.html#a8978ca2bc2dd63c2e25e77cdcf676162"> 79</a></span> <span class="keywordtype">bool</span> <a class="code" href="../../d6/db1/classshaka_1_1media_1_1VideoStreamInfo.html#a8978ca2bc2dd63c2e25e77cdcf676162">VideoStreamInfo::IsValidConfig</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keywordflow">return</span> codec() != kUnknownCodec && width_ > 0 &&</div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  width_ <= limits::kMaxDimension && height_ > 0 &&</div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  height_ <= limits::kMaxDimension &&</div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  (nalu_length_size_ <= 2 || nalu_length_size_ == 4);</div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> }</div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  </div>
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<div class="line"><a name="l00086"></a><span class="lineno"><a class="line" href="../../d6/db1/classshaka_1_1media_1_1VideoStreamInfo.html#a9cac8e75d76f1192a48d1dcf61435537"> 86</a></span> std::string <a class="code" href="../../d6/db1/classshaka_1_1media_1_1VideoStreamInfo.html#a9cac8e75d76f1192a48d1dcf61435537">VideoStreamInfo::ToString</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordflow">return</span> base::StringPrintf(</div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="stringliteral">"%s codec: %s\n width: %d\n height: %d\n pixel_aspect_ratio: %d:%d\n "</span></div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="stringliteral">"trick_play_factor: %d\n nalu_length_size: %d\n"</span>,</div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <a class="code" href="../../d5/db1/classshaka_1_1media_1_1StreamInfo.html#ab3628e7fdcfccd0dc530df4b0f6e83b8">StreamInfo::ToString</a>().c_str(), VideoCodecToString(codec()).c_str(),</div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  width_, height_, pixel_width_, pixel_height_, trick_play_factor_,</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  nalu_length_size_);</div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> }</div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  </div>
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<div class="line"><a name="l00095"></a><span class="lineno"><a class="line" href="../../d6/db1/classshaka_1_1media_1_1VideoStreamInfo.html#a0d62499eaf37fe6df75f35beaebf71f1"> 95</a></span> std::unique_ptr<StreamInfo> <a class="code" href="../../d6/db1/classshaka_1_1media_1_1VideoStreamInfo.html#a0d62499eaf37fe6df75f35beaebf71f1">VideoStreamInfo::Clone</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordflow">return</span> std::unique_ptr<StreamInfo>(<span class="keyword">new</span> <a class="code" href="../../d6/db1/classshaka_1_1media_1_1VideoStreamInfo.html">VideoStreamInfo</a>(*<span class="keyword">this</span>));</div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> }</div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  </div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> } <span class="comment">// namespace media</span></div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> } <span class="comment">// namespace shaka</span></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1StreamInfo_html"><div class="ttname"><a href="../../d5/db1/classshaka_1_1media_1_1StreamInfo.html">shaka::media::StreamInfo</a></div><div class="ttdoc">Abstract class holds stream information.</div><div class="ttdef"><b>Definition:</b> <a href="../../d8/daa/stream__info_8h_source.html#l00065">stream_info.h:65</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1StreamInfo_html_ab3628e7fdcfccd0dc530df4b0f6e83b8"><div class="ttname"><a href="../../d5/db1/classshaka_1_1media_1_1StreamInfo.html#ab3628e7fdcfccd0dc530df4b0f6e83b8">shaka::media::StreamInfo::ToString</a></div><div class="ttdeci">virtual std::string ToString() const</div><div class="ttdef"><b>Definition:</b> <a href="../../de/dfd/stream__info_8cc_source.html#l00059">stream_info.cc:59</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1VideoStreamInfo_html"><div class="ttname"><a href="../../d6/db1/classshaka_1_1media_1_1VideoStreamInfo.html">shaka::media::VideoStreamInfo</a></div><div class="ttdoc">Holds video stream information.</div><div class="ttdef"><b>Definition:</b> <a href="../../d7/d87/video__stream__info_8h_source.html#l00023">video_stream_info.h:23</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1VideoStreamInfo_html_a0d62499eaf37fe6df75f35beaebf71f1"><div class="ttname"><a href="../../d6/db1/classshaka_1_1media_1_1VideoStreamInfo.html#a0d62499eaf37fe6df75f35beaebf71f1">shaka::media::VideoStreamInfo::Clone</a></div><div class="ttdeci">std::unique_ptr< StreamInfo > Clone() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/d19/video__stream__info_8cc_source.html#l00095">video_stream_info.cc:95</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1VideoStreamInfo_html_a8978ca2bc2dd63c2e25e77cdcf676162"><div class="ttname"><a href="../../d6/db1/classshaka_1_1media_1_1VideoStreamInfo.html#a8978ca2bc2dd63c2e25e77cdcf676162">shaka::media::VideoStreamInfo::IsValidConfig</a></div><div class="ttdeci">bool IsValidConfig() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/d19/video__stream__info_8cc_source.html#l00079">video_stream_info.cc:79</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1VideoStreamInfo_html_a9cac8e75d76f1192a48d1dcf61435537"><div class="ttname"><a href="../../d6/db1/classshaka_1_1media_1_1VideoStreamInfo.html#a9cac8e75d76f1192a48d1dcf61435537">shaka::media::VideoStreamInfo::ToString</a></div><div class="ttdeci">std::string ToString() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/d19/video__stream__info_8cc_source.html#l00086">video_stream_info.cc:86</a></div></div>
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<div class="ttc" id="anamespaceshaka_html"><div class="ttname"><a href="../../d8/daf/namespaceshaka.html">shaka</a></div><div class="ttdoc">All the methods that are virtual are virtual for mocking.</div><div class="ttdef"><b>Definition:</b> <a href="../../d4/d15/gflags__hex__bytes_8cc_source.html#l00011">gflags_hex_bytes.cc:11</a></div></div>
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