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<div class="title">webm_tracks_parser.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 The Chromium Authors. All rights reserved.</span></div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// Use of this source code is governed by a BSD-style license that can be</span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// found in the LICENSE file.</span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> </div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="preprocessor">#include "packager/media/formats/webm/webm_tracks_parser.h"</span></div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> </div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="preprocessor">#include "packager/base/logging.h"</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor">#include "packager/base/strings/string_number_conversions.h"</span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#include "packager/base/strings/string_util.h"</span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include "packager/media/base/timestamp.h"</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include "packager/media/formats/webm/webm_constants.h"</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include "packager/media/formats/webm/webm_content_encodings.h"</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> </div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="keyword">namespace </span>shaka {</div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="keyword">namespace </span>media {</div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> </div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="keyword">static</span> TextKind CodecIdToTextKind(<span class="keyword">const</span> std::string& codec_id) {</div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  <span class="keywordflow">if</span> (codec_id == kWebMCodecSubtitles)</div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  <span class="keywordflow">return</span> kTextSubtitles;</div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  <span class="keywordflow">if</span> (codec_id == kWebMCodecCaptions)</div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  <span class="keywordflow">return</span> kTextCaptions;</div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> </div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  <span class="keywordflow">if</span> (codec_id == kWebMCodecDescriptions)</div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  <span class="keywordflow">return</span> kTextDescriptions;</div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  <span class="keywordflow">if</span> (codec_id == kWebMCodecMetadata)</div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  <span class="keywordflow">return</span> kTextMetadata;</div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="keywordflow">return</span> kTextNone;</div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> }</div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> </div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="keyword">static</span> int64_t PrecisionCappedDefaultDuration(</div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> timecode_scale_in_us,</div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="keyword">const</span> int64_t duration_in_ns) {</div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keywordflow">if</span> (duration_in_ns <= 0)</div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="keywordflow">return</span> kNoTimestamp;</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>  int64_t mult = duration_in_ns / 1000;</div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  mult /= timecode_scale_in_us;</div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keywordflow">if</span> (mult == 0)</div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keywordflow">return</span> kNoTimestamp;</div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  mult = <span class="keyword">static_cast<</span><span class="keywordtype">double</span><span class="keyword">></span>(mult) * timecode_scale_in_us;</div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keywordflow">return</span> mult;</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> }</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> WebMTracksParser::WebMTracksParser(<span class="keywordtype">bool</span> ignore_text_tracks)</div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  : track_type_(-1),</div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  track_num_(-1),</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  seek_preroll_(-1),</div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  codec_delay_(-1),</div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  default_duration_(-1),</div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  audio_track_num_(-1),</div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  audio_default_duration_(-1),</div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  video_track_num_(-1),</div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  video_default_duration_(-1),</div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  ignore_text_tracks_(ignore_text_tracks),</div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  audio_client_(),</div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  video_client_() {</div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> }</div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> </div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> WebMTracksParser::~WebMTracksParser() {}</div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div>
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<div class="line"><a name="l00065"></a><span class="lineno"><a class="line" href="../../d8/d86/classshaka_1_1media_1_1WebMTracksParser.html#aa4b6d4ac9fa57b47cbc17ee7c1bd3639"> 65</a></span> <span class="keywordtype">int</span> <a class="code" href="../../d8/d86/classshaka_1_1media_1_1WebMTracksParser.html#aa4b6d4ac9fa57b47cbc17ee7c1bd3639">WebMTracksParser::Parse</a>(<span class="keyword">const</span> uint8_t* buf, <span class="keywordtype">int</span> size) {</div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  track_type_ =-1;</div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  track_num_ = -1;</div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  default_duration_ = -1;</div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  track_name_.clear();</div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  track_language_.clear();</div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  audio_track_num_ = -1;</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  audio_default_duration_ = -1;</div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  audio_stream_info_ = <span class="keyword">nullptr</span>;</div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  video_track_num_ = -1;</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  video_default_duration_ = -1;</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  video_stream_info_ = <span class="keyword">nullptr</span>;</div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  text_tracks_.clear();</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  ignored_tracks_.clear();</div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> </div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <a class="code" href="../../dc/dca/classshaka_1_1media_1_1WebMListParser.html">WebMListParser</a> parser(kWebMIdTracks, <span class="keyword">this</span>);</div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keywordtype">int</span> result = parser.<a class="code" href="../../dc/dca/classshaka_1_1media_1_1WebMListParser.html#acd805b7eb25afcd9a3be2d8d88e3c6af">Parse</a>(buf, size);</div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> </div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordflow">if</span> (result <= 0)</div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordflow">return</span> result;</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"> 86</span>  <span class="comment">// For now we do all or nothing parsing.</span></div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordflow">return</span> parser.<a class="code" href="../../dc/dca/classshaka_1_1media_1_1WebMListParser.html#acf786fc2e07143c3f1a481401240d105">IsParsingComplete</a>() ? result : 0;</div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> }</div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> </div>
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<div class="line"><a name="l00090"></a><span class="lineno"><a class="line" href="../../d8/d86/classshaka_1_1media_1_1WebMTracksParser.html#a554135ee3a8ad995beeab868c67aba36"> 90</a></span> int64_t <a class="code" href="../../d8/d86/classshaka_1_1media_1_1WebMTracksParser.html#a554135ee3a8ad995beeab868c67aba36">WebMTracksParser::GetAudioDefaultDuration</a>(</div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> timecode_scale_in_us)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordflow">return</span> PrecisionCappedDefaultDuration(timecode_scale_in_us,</div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  audio_default_duration_);</div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> }</div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> </div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> int64_t WebMTracksParser::GetVideoDefaultDuration(</div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> timecode_scale_in_us)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keywordflow">return</span> PrecisionCappedDefaultDuration(timecode_scale_in_us,</div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  video_default_duration_);</div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> }</div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> WebMParserClient* WebMTracksParser::OnListStart(<span class="keywordtype">int</span> <span class="keywordtype">id</span>) {</div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordflow">if</span> (<span class="keywordtype">id</span> == kWebMIdContentEncodings) {</div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  DCHECK(!track_content_encodings_client_.get());</div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  track_content_encodings_client_.reset(<span class="keyword">new</span> WebMContentEncodingsClient());</div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keywordflow">return</span> track_content_encodings_client_->OnListStart(<span class="keywordtype">id</span>);</div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  }</div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span> </div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keywordflow">if</span> (<span class="keywordtype">id</span> == kWebMIdTrackEntry) {</div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  track_type_ = -1;</div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  track_num_ = -1;</div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  default_duration_ = -1;</div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  track_name_.clear();</div>
|
|
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  track_language_.clear();</div>
|
|
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  codec_id_ = <span class="stringliteral">""</span>;</div>
|
|
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  codec_private_.clear();</div>
|
|
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  audio_client_.<a class="code" href="../../d3/d7c/classshaka_1_1media_1_1WebMAudioClient.html#afd1a338848c52dc4db79d89ae13b6ea6">Reset</a>();</div>
|
|
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  video_client_.<a class="code" href="../../d3/d67/classshaka_1_1media_1_1WebMVideoClient.html#af3ad16a6046f60abf43a798747fc1edc">Reset</a>();</div>
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|
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="keywordflow">return</span> <span class="keyword">this</span>;</div>
|
|
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  }</div>
|
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> </div>
|
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordflow">if</span> (<span class="keywordtype">id</span> == kWebMIdAudio)</div>
|
|
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keywordflow">return</span> &audio_client_;</div>
|
|
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> </div>
|
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keywordflow">if</span> (<span class="keywordtype">id</span> == kWebMIdVideo)</div>
|
|
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keywordflow">return</span> &video_client_;</div>
|
|
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span> </div>
|
|
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keywordflow">return</span> <span class="keyword">this</span>;</div>
|
|
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> }</div>
|
|
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> </div>
|
|
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="keywordtype">bool</span> WebMTracksParser::OnListEnd(<span class="keywordtype">int</span> <span class="keywordtype">id</span>) {</div>
|
|
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keywordflow">if</span> (<span class="keywordtype">id</span> == kWebMIdContentEncodings) {</div>
|
|
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  DCHECK(track_content_encodings_client_.get());</div>
|
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<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keywordflow">return</span> track_content_encodings_client_->OnListEnd(<span class="keywordtype">id</span>);</div>
|
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<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  }</div>
|
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<div class="line"><a name="l00136"></a><span class="lineno"> 136</span> </div>
|
|
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keywordflow">if</span> (<span class="keywordtype">id</span> == kWebMIdTrackEntry) {</div>
|
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<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordflow">if</span> (track_type_ == -1 || track_num_ == -1) {</div>
|
|
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  LOG(ERROR) << <span class="stringliteral">"Missing TrackEntry data for "</span></div>
|
|
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  << <span class="stringliteral">" TrackType "</span> << track_type_ << <span class="stringliteral">" TrackNum "</span> << track_num_;</div>
|
|
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  }</div>
|
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<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> </div>
|
|
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keywordflow">if</span> (track_type_ != kWebMTrackTypeAudio &&</div>
|
|
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  track_type_ != kWebMTrackTypeVideo &&</div>
|
|
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  track_type_ != kWebMTrackTypeSubtitlesOrCaptions &&</div>
|
|
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  track_type_ != kWebMTrackTypeDescriptionsOrMetadata) {</div>
|
|
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  LOG(ERROR) << <span class="stringliteral">"Unexpected TrackType "</span> << track_type_;</div>
|
|
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  }</div>
|
|
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span> </div>
|
|
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  TextKind text_track_kind = kTextNone;</div>
|
|
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordflow">if</span> (track_type_ == kWebMTrackTypeSubtitlesOrCaptions) {</div>
|
|
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  text_track_kind = CodecIdToTextKind(codec_id_);</div>
|
|
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordflow">if</span> (text_track_kind == kTextNone) {</div>
|
|
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  LOG(ERROR) << <span class="stringliteral">"Missing TrackEntry CodecID"</span></div>
|
|
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  << <span class="stringliteral">" TrackNum "</span> << track_num_;</div>
|
|
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  }</div>
|
|
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> </div>
|
|
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordflow">if</span> (text_track_kind != kTextSubtitles &&</div>
|
|
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  text_track_kind != kTextCaptions) {</div>
|
|
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  LOG(ERROR) << <span class="stringliteral">"Wrong TrackEntry CodecID"</span></div>
|
|
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  << <span class="stringliteral">" TrackNum "</span> << track_num_;</div>
|
|
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  }</div>
|
|
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (track_type_ == kWebMTrackTypeDescriptionsOrMetadata) {</div>
|
|
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  text_track_kind = CodecIdToTextKind(codec_id_);</div>
|
|
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keywordflow">if</span> (text_track_kind == kTextNone) {</div>
|
|
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  LOG(ERROR) << <span class="stringliteral">"Missing TrackEntry CodecID"</span></div>
|
|
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  << <span class="stringliteral">" TrackNum "</span> << track_num_;</div>
|
|
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  }</div>
|
|
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> </div>
|
|
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keywordflow">if</span> (text_track_kind != kTextDescriptions &&</div>
|
|
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  text_track_kind != kTextMetadata) {</div>
|
|
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  LOG(ERROR) << <span class="stringliteral">"Wrong TrackEntry CodecID"</span></div>
|
|
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  << <span class="stringliteral">" TrackNum "</span> << track_num_;</div>
|
|
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  }</div>
|
|
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  }</div>
|
|
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> </div>
|
|
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  std::string encryption_key_id;</div>
|
|
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="keywordflow">if</span> (track_content_encodings_client_) {</div>
|
|
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  DCHECK(!track_content_encodings_client_->content_encodings().empty());</div>
|
|
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="comment">// If we have multiple ContentEncoding in one track. Always choose the</span></div>
|
|
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="comment">// key id in the first ContentEncoding as the key id of the track.</span></div>
|
|
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  encryption_key_id = track_content_encodings_client_-></div>
|
|
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  content_encodings()[0]->encryption_key_id();</div>
|
|
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  }</div>
|
|
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> </div>
|
|
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="keywordflow">if</span> (track_type_ == kWebMTrackTypeAudio) {</div>
|
|
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keywordflow">if</span> (audio_track_num_ == -1) {</div>
|
|
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  audio_track_num_ = track_num_;</div>
|
|
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  audio_encryption_key_id_ = encryption_key_id;</div>
|
|
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span> </div>
|
|
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keywordflow">if</span> (default_duration_ == 0) {</div>
|
|
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  LOG(ERROR) << <span class="stringliteral">"Illegal 0ns audio TrackEntry "</span></div>
|
|
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="stringliteral">"DefaultDuration"</span>;</div>
|
|
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  }</div>
|
|
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  audio_default_duration_ = default_duration_;</div>
|
|
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span> </div>
|
|
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  DCHECK(!audio_stream_info_);</div>
|
|
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  audio_stream_info_ = audio_client_.<a class="code" href="../../d3/d7c/classshaka_1_1media_1_1WebMAudioClient.html#a8a23999bc3e6e88276d3ad62bd81e63f">GetAudioStreamInfo</a>(</div>
|
|
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  audio_track_num_, codec_id_, codec_private_, seek_preroll_,</div>
|
|
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  codec_delay_, track_language_, !audio_encryption_key_id_.empty());</div>
|
|
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="keywordflow">if</span> (!audio_stream_info_)</div>
|
|
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  DLOG(INFO) << <span class="stringliteral">"Ignoring audio track "</span> << track_num_;</div>
|
|
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  ignored_tracks_.insert(track_num_);</div>
|
|
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  }</div>
|
|
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (track_type_ == kWebMTrackTypeVideo) {</div>
|
|
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="keywordflow">if</span> (video_track_num_ == -1) {</div>
|
|
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  video_track_num_ = track_num_;</div>
|
|
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  video_encryption_key_id_ = encryption_key_id;</div>
|
|
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> </div>
|
|
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="keywordflow">if</span> (default_duration_ == 0) {</div>
|
|
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  LOG(ERROR) << <span class="stringliteral">"Illegal 0ns video TrackEntry "</span></div>
|
|
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="stringliteral">"DefaultDuration"</span>;</div>
|
|
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  }</div>
|
|
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  video_default_duration_ = default_duration_;</div>
|
|
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span> </div>
|
|
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  DCHECK(!video_stream_info_);</div>
|
|
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  video_stream_info_ = video_client_.<a class="code" href="../../d3/d67/classshaka_1_1media_1_1WebMVideoClient.html#a266f4308e70a1b7c1fb2a542284f9bea">GetVideoStreamInfo</a>(</div>
|
|
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  video_track_num_, codec_id_, codec_private_,</div>
|
|
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  !video_encryption_key_id_.empty());</div>
|
|
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="keywordflow">if</span> (!video_stream_info_)</div>
|
|
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  DLOG(INFO) << <span class="stringliteral">"Ignoring video track "</span> << track_num_;</div>
|
|
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  ignored_tracks_.insert(track_num_);</div>
|
|
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  }</div>
|
|
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (track_type_ == kWebMTrackTypeSubtitlesOrCaptions ||</div>
|
|
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  track_type_ == kWebMTrackTypeDescriptionsOrMetadata) {</div>
|
|
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="keywordflow">if</span> (ignore_text_tracks_) {</div>
|
|
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  DLOG(INFO) << <span class="stringliteral">"Ignoring text track "</span> << track_num_;</div>
|
|
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  ignored_tracks_.insert(track_num_);</div>
|
|
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  std::string track_num = base::Int64ToString(track_num_);</div>
|
|
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  text_tracks_[track_num_] = TextTrackConfig(</div>
|
|
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  text_track_kind, track_name_, track_language_, track_num);</div>
|
|
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  }</div>
|
|
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  LOG(ERROR) << <span class="stringliteral">"Unexpected TrackType "</span> << track_type_;</div>
|
|
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  }</div>
|
|
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span> </div>
|
|
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  track_type_ = -1;</div>
|
|
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  track_num_ = -1;</div>
|
|
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  default_duration_ = -1;</div>
|
|
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  track_name_.clear();</div>
|
|
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  track_language_.clear();</div>
|
|
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  codec_id_ = <span class="stringliteral">""</span>;</div>
|
|
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  codec_private_.clear();</div>
|
|
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  track_content_encodings_client_.reset();</div>
|
|
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span> </div>
|
|
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  audio_client_.<a class="code" href="../../d3/d7c/classshaka_1_1media_1_1WebMAudioClient.html#afd1a338848c52dc4db79d89ae13b6ea6">Reset</a>();</div>
|
|
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  video_client_.<a class="code" href="../../d3/d67/classshaka_1_1media_1_1WebMVideoClient.html#af3ad16a6046f60abf43a798747fc1edc">Reset</a>();</div>
|
|
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  }</div>
|
|
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span> </div>
|
|
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span> }</div>
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<div class="line"><a name="l00267"></a><span class="lineno"> 267</span> </div>
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<div class="line"><a name="l00268"></a><span class="lineno"> 268</span> <span class="keywordtype">bool</span> WebMTracksParser::OnUInt(<span class="keywordtype">int</span> <span class="keywordtype">id</span>, int64_t val) {</div>
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<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  int64_t* dst = NULL;</div>
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<div class="line"><a name="l00270"></a><span class="lineno"> 270</span> </div>
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<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  <span class="keywordflow">switch</span> (<span class="keywordtype">id</span>) {</div>
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<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  <span class="keywordflow">case</span> kWebMIdTrackNumber:</div>
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<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  dst = &track_num_;</div>
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<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="keywordflow">break</span>;</div>
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<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="keywordflow">case</span> kWebMIdTrackType:</div>
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<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  dst = &track_type_;</div>
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<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="keywordflow">break</span>;</div>
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<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="keywordflow">case</span> kWebMIdSeekPreRoll:</div>
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<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  dst = &seek_preroll_;</div>
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<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="keywordflow">break</span>;</div>
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<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="keywordflow">case</span> kWebMIdCodecDelay:</div>
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<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  dst = &codec_delay_;</div>
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<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  <span class="keywordflow">break</span>;</div>
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<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="keywordflow">case</span> kWebMIdDefaultDuration:</div>
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<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  dst = &default_duration_;</div>
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<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <span class="keywordflow">break</span>;</div>
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<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="keywordflow">default</span>:</div>
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<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  }</div>
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<div class="line"><a name="l00290"></a><span class="lineno"> 290</span> </div>
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<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <span class="keywordflow">if</span> (*dst != -1) {</div>
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<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  LOG(ERROR) << <span class="stringliteral">"Multiple values for id "</span> << std::hex << <span class="keywordtype">id</span> << <span class="stringliteral">" specified"</span>;</div>
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<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  }</div>
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<div class="line"><a name="l00295"></a><span class="lineno"> 295</span> </div>
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<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  *dst = val;</div>
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<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00298"></a><span class="lineno"> 298</span> }</div>
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<div class="line"><a name="l00299"></a><span class="lineno"> 299</span> </div>
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<div class="line"><a name="l00300"></a><span class="lineno"> 300</span> <span class="keywordtype">bool</span> WebMTracksParser::OnFloat(<span class="keywordtype">int</span> <span class="keywordtype">id</span>, <span class="keywordtype">double</span> val) {</div>
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<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00302"></a><span class="lineno"> 302</span> }</div>
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<div class="line"><a name="l00303"></a><span class="lineno"> 303</span> </div>
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<div class="line"><a name="l00304"></a><span class="lineno"> 304</span> <span class="keywordtype">bool</span> WebMTracksParser::OnBinary(<span class="keywordtype">int</span> <span class="keywordtype">id</span>, <span class="keyword">const</span> uint8_t* data, <span class="keywordtype">int</span> size) {</div>
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<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="keywordflow">if</span> (<span class="keywordtype">id</span> == kWebMIdCodecPrivate) {</div>
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<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <span class="keywordflow">if</span> (!codec_private_.empty()) {</div>
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<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  LOG(ERROR) << <span class="stringliteral">"Multiple CodecPrivate fields in a track."</span>;</div>
|
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<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  }</div>
|
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<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  codec_private_.assign(data, data + size);</div>
|
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<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  }</div>
|
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<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00314"></a><span class="lineno"> 314</span> }</div>
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<div class="line"><a name="l00315"></a><span class="lineno"> 315</span> </div>
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<div class="line"><a name="l00316"></a><span class="lineno"> 316</span> <span class="keywordtype">bool</span> WebMTracksParser::OnString(<span class="keywordtype">int</span> <span class="keywordtype">id</span>, <span class="keyword">const</span> std::string& str) {</div>
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<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <span class="keywordflow">if</span> (<span class="keywordtype">id</span> == kWebMIdCodecID) {</div>
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<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="keywordflow">if</span> (!codec_id_.empty()) {</div>
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<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  LOG(ERROR) << <span class="stringliteral">"Multiple CodecID fields in a track"</span>;</div>
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<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  }</div>
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<div class="line"><a name="l00322"></a><span class="lineno"> 322</span> </div>
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<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  codec_id_ = str;</div>
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|
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  }</div>
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<div class="line"><a name="l00326"></a><span class="lineno"> 326</span> </div>
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<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <span class="keywordflow">if</span> (<span class="keywordtype">id</span> == kWebMIdName) {</div>
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<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  track_name_ = str;</div>
|
|
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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|
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  }</div>
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<div class="line"><a name="l00331"></a><span class="lineno"> 331</span> </div>
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<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <span class="keywordflow">if</span> (<span class="keywordtype">id</span> == kWebMIdLanguage) {</div>
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<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  track_language_ = str;</div>
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|
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  }</div>
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|
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span> </div>
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<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00338"></a><span class="lineno"> 338</span> }</div>
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|
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span> </div>
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<div class="line"><a name="l00340"></a><span class="lineno"> 340</span> } <span class="comment">// namespace media</span></div>
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|
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span> } <span class="comment">// namespace shaka</span></div>
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<div class="ttc" id="classshaka_1_1media_1_1WebMTracksParser_html_a554135ee3a8ad995beeab868c67aba36"><div class="ttname"><a href="../../d8/d86/classshaka_1_1media_1_1WebMTracksParser.html#a554135ee3a8ad995beeab868c67aba36">shaka::media::WebMTracksParser::GetAudioDefaultDuration</a></div><div class="ttdeci">int64_t GetAudioDefaultDuration(const double timecode_scale_in_us) const </div><div class="ttdef"><b>Definition:</b> <a href="../../d8/d9c/webm__tracks__parser_8cc_source.html#l00090">webm_tracks_parser.cc:90</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1WebMListParser_html"><div class="ttname"><a href="../../dc/dca/classshaka_1_1media_1_1WebMListParser.html">shaka::media::WebMListParser</a></div><div class="ttdef"><b>Definition:</b> <a href="../../dd/d46/webm__parser_8h_source.html#l00054">webm_parser.h:54</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1WebMVideoClient_html_af3ad16a6046f60abf43a798747fc1edc"><div class="ttname"><a href="../../d3/d67/classshaka_1_1media_1_1WebMVideoClient.html#af3ad16a6046f60abf43a798747fc1edc">shaka::media::WebMVideoClient::Reset</a></div><div class="ttdeci">void Reset()</div><div class="ttdoc">Reset this object's state so it can process a new video track element. </div><div class="ttdef"><b>Definition:</b> <a href="../../d1/d7d/webm__video__client_8cc_source.html#l00037">webm_video_client.cc:37</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1WebMListParser_html_acd805b7eb25afcd9a3be2d8d88e3c6af"><div class="ttname"><a href="../../dc/dca/classshaka_1_1media_1_1WebMListParser.html#acd805b7eb25afcd9a3be2d8d88e3c6af">shaka::media::WebMListParser::Parse</a></div><div class="ttdeci">int Parse(const uint8_t *buf, int size)</div><div class="ttdef"><b>Definition:</b> <a href="../../d3/db6/webm__parser_8cc_source.html#l00719">webm_parser.cc:719</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1WebMVideoClient_html_a266f4308e70a1b7c1fb2a542284f9bea"><div class="ttname"><a href="../../d3/d67/classshaka_1_1media_1_1WebMVideoClient.html#a266f4308e70a1b7c1fb2a542284f9bea">shaka::media::WebMVideoClient::GetVideoStreamInfo</a></div><div class="ttdeci">scoped_refptr< VideoStreamInfo > GetVideoStreamInfo(int64_t track_num, const std::string &codec_id, const std::vector< uint8_t > &codec_private, bool is_encrypted)</div><div class="ttdef"><b>Definition:</b> <a href="../../d1/d7d/webm__video__client_8cc_source.html#l00050">webm_video_client.cc:50</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1WebMTracksParser_html_aa4b6d4ac9fa57b47cbc17ee7c1bd3639"><div class="ttname"><a href="../../d8/d86/classshaka_1_1media_1_1WebMTracksParser.html#aa4b6d4ac9fa57b47cbc17ee7c1bd3639">shaka::media::WebMTracksParser::Parse</a></div><div class="ttdeci">int Parse(const uint8_t *buf, int size)</div><div class="ttdef"><b>Definition:</b> <a href="../../d8/d9c/webm__tracks__parser_8cc_source.html#l00065">webm_tracks_parser.cc:65</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1WebMAudioClient_html_afd1a338848c52dc4db79d89ae13b6ea6"><div class="ttname"><a href="../../d3/d7c/classshaka_1_1media_1_1WebMAudioClient.html#afd1a338848c52dc4db79d89ae13b6ea6">shaka::media::WebMAudioClient::Reset</a></div><div class="ttdeci">void Reset()</div><div class="ttdoc">Reset this object's state so it can process a new audio track element. </div><div class="ttdef"><b>Definition:</b> <a href="../../d1/d8e/webm__audio__client_8cc_source.html#l00025">webm_audio_client.cc:25</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1WebMListParser_html_acf786fc2e07143c3f1a481401240d105"><div class="ttname"><a href="../../dc/dca/classshaka_1_1media_1_1WebMListParser.html#acf786fc2e07143c3f1a481401240d105">shaka::media::WebMListParser::IsParsingComplete</a></div><div class="ttdeci">bool IsParsingComplete() const </div><div class="ttdef"><b>Definition:</b> <a href="../../d3/db6/webm__parser_8cc_source.html#l00803">webm_parser.cc:803</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1WebMAudioClient_html_a8a23999bc3e6e88276d3ad62bd81e63f"><div class="ttname"><a href="../../d3/d7c/classshaka_1_1media_1_1WebMAudioClient.html#a8a23999bc3e6e88276d3ad62bd81e63f">shaka::media::WebMAudioClient::GetAudioStreamInfo</a></div><div class="ttdeci">scoped_refptr< AudioStreamInfo > GetAudioStreamInfo(int64_t track_num, const std::string &codec_id, const std::vector< uint8_t > &codec_private, int64_t seek_preroll, int64_t codec_delay, const std::string &language, bool is_encrypted)</div><div class="ttdef"><b>Definition:</b> <a href="../../d1/d8e/webm__audio__client_8cc_source.html#l00031">webm_audio_client.cc:31</a></div></div>
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