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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_375ba2cfd8fd5b05c50b92d996b9d386.html">formats</a></li><li class="navelem"><a class="el" href="../../dir_35c1fdffcdd4ade6d7f948073ab165de.html">mp2t</a></li> </ul>
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<div class="title">adts_header.cc</div> </div>
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<div class="contents">
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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/formats/mp2t/adts_header.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/media/base/bit_reader.h"</span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include "packager/media/base/bit_writer.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/mp2t/mp2t_common.h"</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>  </div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="keyword">namespace </span>{</div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="keyword">const</span> <span class="keywordtype">size_t</span> kAdtsHeaderMinSize = 7;</div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>  </div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment">// The following conversion table is extracted from ISO 14496 Part 3 -</span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">// Table 1.16 - Sampling Frequency Index.</span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="keyword">const</span> <span class="keywordtype">int</span> kAdtsFrequencyTable[] = {96000, 88200, 64000, 48000, 44100,</div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  32000, 24000, 22050, 16000, 12000,</div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  11025, 8000, 7350};</div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="keyword">const</span> <span class="keywordtype">size_t</span> kAdtsFrequencyTableSize = arraysize(kAdtsFrequencyTable);</div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  </div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment">// The following conversion table is extracted from ISO 14496 Part 3 -</span></div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment">// Table 1.17 - Channel Configuration.</span></div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="keyword">const</span> <span class="keywordtype">int</span> kAdtsNumChannelsTable[] = {0, 1, 2, 3, 4, 5, 6, 8};</div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="keyword">const</span> <span class="keywordtype">size_t</span> kAdtsNumChannelsTableSize = arraysize(kAdtsNumChannelsTable);</div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> } <span class="comment">// namespace</span></div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  </div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</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="l00030"></a><span class="lineno"> 30</span> <span class="keyword">namespace </span>media {</div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="keyword">namespace </span>mp2t {</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"><a class="line" href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#ab7385cf2dfd15688dbd87f97706e3690"> 33</a></span> <span class="keywordtype">bool</span> <a class="code" href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#ab7385cf2dfd15688dbd87f97706e3690">AdtsHeader::IsSyncWord</a>(<span class="keyword">const</span> uint8_t* buf)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="keywordflow">return</span> (buf[0] == 0xff) && ((buf[1] & 0xf6) == 0xf0);</div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> }</div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  </div>
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<div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#ad35ff50f5159e663103613901eccb7a9"> 37</a></span> <span class="keywordtype">size_t</span> <a class="code" href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#ad35ff50f5159e663103613901eccb7a9">AdtsHeader::GetMinFrameSize</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keywordflow">return</span> kAdtsHeaderMinSize + 1;</div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</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="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#a606154feab4b731e1d51a56d21cb23e8"> 41</a></span> <span class="keywordtype">size_t</span> <a class="code" href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#a606154feab4b731e1d51a56d21cb23e8">AdtsHeader::GetSamplesPerFrame</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> kSamplesPerAacFrame = 1024;</div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keywordflow">return</span> kSamplesPerAacFrame;</div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> }</div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  </div>
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<div class="line"><a name="l00046"></a><span class="lineno"><a class="line" href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#ac1cdf6cf0f3d4a7438ae4c4cc8fb0762"> 46</a></span> <span class="keywordtype">bool</span> <a class="code" href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#ac1cdf6cf0f3d4a7438ae4c4cc8fb0762">AdtsHeader::Parse</a>(<span class="keyword">const</span> uint8_t* adts_frame, <span class="keywordtype">size_t</span> adts_frame_size) {</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  CHECK(adts_frame);</div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  </div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keywordflow">if</span> (adts_frame_size < kAdtsHeaderMinSize)</div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  </div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <a class="code" href="../../d6/da9/classshaka_1_1media_1_1BitReader.html">BitReader</a> frame(adts_frame, adts_frame_size);</div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="comment">// Verify frame starts with sync bits (0xfff).</span></div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  uint32_t sync;</div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  RCHECK(frame.<a class="code" href="../../d6/da9/classshaka_1_1media_1_1BitReader.html#ae40382c4ca4a57b3bb3531a337aebbe4">ReadBits</a>(12, &sync));</div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  RCHECK(sync == 0xfff);</div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="comment">// Skip MPEG version and layer.</span></div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  RCHECK(frame.<a class="code" href="../../d6/da9/classshaka_1_1media_1_1BitReader.html#a4ab20ef220c76072eaecb982aba0541d">SkipBits</a>(3));</div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  RCHECK(frame.<a class="code" href="../../d6/da9/classshaka_1_1media_1_1BitReader.html#ae40382c4ca4a57b3bb3531a337aebbe4">ReadBits</a>(1, &protection_absent_));</div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  RCHECK(frame.<a class="code" href="../../d6/da9/classshaka_1_1media_1_1BitReader.html#ae40382c4ca4a57b3bb3531a337aebbe4">ReadBits</a>(2, &profile_));</div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  RCHECK(frame.<a class="code" href="../../d6/da9/classshaka_1_1media_1_1BitReader.html#ae40382c4ca4a57b3bb3531a337aebbe4">ReadBits</a>(4, &sampling_frequency_index_));</div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  RCHECK(sampling_frequency_index_ < kAdtsFrequencyTableSize);</div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="comment">// Skip private stream bit.</span></div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  RCHECK(frame.<a class="code" href="../../d6/da9/classshaka_1_1media_1_1BitReader.html#a4ab20ef220c76072eaecb982aba0541d">SkipBits</a>(1));</div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  RCHECK(frame.<a class="code" href="../../d6/da9/classshaka_1_1media_1_1BitReader.html#ae40382c4ca4a57b3bb3531a337aebbe4">ReadBits</a>(3, &channel_configuration_));</div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  RCHECK(channel_configuration_ < kAdtsNumChannelsTableSize);</div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="comment">// Skip originality, home and copyright info.</span></div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  RCHECK(frame.<a class="code" href="../../d6/da9/classshaka_1_1media_1_1BitReader.html#a4ab20ef220c76072eaecb982aba0541d">SkipBits</a>(4));</div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  RCHECK(frame.<a class="code" href="../../d6/da9/classshaka_1_1media_1_1BitReader.html#ae40382c4ca4a57b3bb3531a337aebbe4">ReadBits</a>(13, &frame_size_));</div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="comment">// Skip buffer fullness indicator.</span></div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  RCHECK(frame.<a class="code" href="../../d6/da9/classshaka_1_1media_1_1BitReader.html#a4ab20ef220c76072eaecb982aba0541d">SkipBits</a>(11));</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  uint8_t num_blocks_minus_1;</div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  RCHECK(frame.<a class="code" href="../../d6/da9/classshaka_1_1media_1_1BitReader.html#ae40382c4ca4a57b3bb3531a337aebbe4">ReadBits</a>(2, &num_blocks_minus_1));</div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordflow">if</span> (num_blocks_minus_1) {</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  NOTIMPLEMENTED() << <span class="stringliteral">"ADTS frames with more than one data block "</span></div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="stringliteral">"not supported."</span>;</div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  }</div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> }</div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  </div>
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<div class="line"><a name="l00082"></a><span class="lineno"><a class="line" href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#aadfb99a9a34a9684040e9b9aa000a402"> 82</a></span> <span class="keywordtype">size_t</span> <a class="code" href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#aadfb99a9a34a9684040e9b9aa000a402">AdtsHeader::GetHeaderSize</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> kCrcSize = <span class="keyword">sizeof</span>(uint16_t);</div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordflow">return</span> kAdtsHeaderMinSize + (protection_absent_ ? 0 : kCrcSize);</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>  </div>
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<div class="line"><a name="l00087"></a><span class="lineno"><a class="line" href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#ae12d18e7fcbff02121886ca4b459340d"> 87</a></span> <span class="keywordtype">size_t</span> <a class="code" href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#ae12d18e7fcbff02121886ca4b459340d">AdtsHeader::GetFrameSize</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keywordflow">return</span> frame_size_;</div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> }</div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  </div>
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<div class="line"><a name="l00091"></a><span class="lineno"><a class="line" href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#aaa2a9fd0c9384b734c4c2395cceb05a6"> 91</a></span> <span class="keywordtype">size_t</span> <a class="code" href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#aaa2a9fd0c9384b734c4c2395cceb05a6">AdtsHeader::GetFrameSizeWithoutParsing</a>(<span class="keyword">const</span> uint8_t* data,</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordtype">size_t</span> num_bytes)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  DCHECK_GT(num_bytes, <span class="keyword">static_cast<</span><span class="keywordtype">size_t</span><span class="keyword">></span>(5));</div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordflow">return</span> ((<span class="keyword">static_cast<</span><span class="keywordtype">int</span><span class="keyword">></span>(data[5]) >> 5) | (<span class="keyword">static_cast<</span><span class="keywordtype">int</span><span class="keyword">></span>(data[4]) << 3) |</div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  ((<span class="keyword">static_cast<</span><span class="keywordtype">int</span><span class="keyword">></span>(data[3]) & 0x3) << 11));</div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> }</div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  </div>
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<div class="line"><a name="l00098"></a><span class="lineno"><a class="line" href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#a97a2aae441248e718e056ac3559ecfd9"> 98</a></span> <span class="keywordtype">void</span> <a class="code" href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#a97a2aae441248e718e056ac3559ecfd9">AdtsHeader::GetAudioSpecificConfig</a>(std::vector<uint8_t>* buffer)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  DCHECK(buffer);</div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  buffer->clear();</div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <a class="code" href="../../dc/d76/classshaka_1_1media_1_1BitWriter.html">BitWriter</a> config(buffer);</div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  config.<a class="code" href="../../dc/d76/classshaka_1_1media_1_1BitWriter.html#aee5f905e55f262e38f5df506611663f1">WriteBits</a>(<a class="code" href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#ad8d15d73650add3af331f847719efab6">GetObjectType</a>(), 5);</div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  config.<a class="code" href="../../dc/d76/classshaka_1_1media_1_1BitWriter.html#aee5f905e55f262e38f5df506611663f1">WriteBits</a>(sampling_frequency_index_, 4);</div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  config.<a class="code" href="../../dc/d76/classshaka_1_1media_1_1BitWriter.html#aee5f905e55f262e38f5df506611663f1">WriteBits</a>(channel_configuration_, 4);</div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  config.<a class="code" href="../../dc/d76/classshaka_1_1media_1_1BitWriter.html#a1c14f04a0bb3090edb3ac0fffa346bc1">Flush</a>();</div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</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"><a class="line" href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#ad8d15d73650add3af331f847719efab6"> 108</a></span> uint8_t <a class="code" href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#ad8d15d73650add3af331f847719efab6">AdtsHeader::GetObjectType</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keywordflow">return</span> profile_ + 1;</div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> }</div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  </div>
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<div class="line"><a name="l00112"></a><span class="lineno"><a class="line" href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#af4b6c9af726bf95d296e478d350055f0"> 112</a></span> uint32_t <a class="code" href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#af4b6c9af726bf95d296e478d350055f0">AdtsHeader::GetSamplingFrequency</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  DCHECK_LT(sampling_frequency_index_, kAdtsFrequencyTableSize);</div>
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<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keywordflow">return</span> kAdtsFrequencyTable[sampling_frequency_index_];</div>
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<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> }</div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  </div>
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<div class="line"><a name="l00117"></a><span class="lineno"><a class="line" href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#a6093f6f4a01414cef59347be4c2df5c6"> 117</a></span> uint8_t <a class="code" href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#a6093f6f4a01414cef59347be4c2df5c6">AdtsHeader::GetNumChannels</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  DCHECK_LT(channel_configuration_, kAdtsNumChannelsTableSize);</div>
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<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="keywordflow">return</span> kAdtsNumChannelsTable[channel_configuration_];</div>
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<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="comment">// namespace mp2t</span></div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span> } <span class="comment">// namespace media</span></div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> } <span class="comment">// namespace shaka</span></div>
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</div><!-- fragment --></div><!-- contents -->
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<div class="ttc" id="aclassshaka_1_1media_1_1BitReader_html_ae40382c4ca4a57b3bb3531a337aebbe4"><div class="ttname"><a href="../../d6/da9/classshaka_1_1media_1_1BitReader.html#ae40382c4ca4a57b3bb3531a337aebbe4">shaka::media::BitReader::ReadBits</a></div><div class="ttdeci">bool ReadBits(size_t num_bits, T *out)</div><div class="ttdef"><b>Definition:</b> <a href="../../d4/dd3/bit__reader_8h_source.html#l00035">bit_reader.h:35</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1mp2t_1_1AdtsHeader_html_af4b6c9af726bf95d296e478d350055f0"><div class="ttname"><a href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#af4b6c9af726bf95d296e478d350055f0">shaka::media::mp2t::AdtsHeader::GetSamplingFrequency</a></div><div class="ttdeci">uint32_t GetSamplingFrequency() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../de/d5b/adts__header_8cc_source.html#l00112">adts_header.cc:112</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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<div class="ttc" id="aclassshaka_1_1media_1_1mp2t_1_1AdtsHeader_html_a606154feab4b731e1d51a56d21cb23e8"><div class="ttname"><a href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#a606154feab4b731e1d51a56d21cb23e8">shaka::media::mp2t::AdtsHeader::GetSamplesPerFrame</a></div><div class="ttdeci">size_t GetSamplesPerFrame() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../de/d5b/adts__header_8cc_source.html#l00041">adts_header.cc:41</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1BitReader_html"><div class="ttname"><a href="../../d6/da9/classshaka_1_1media_1_1BitReader.html">shaka::media::BitReader</a></div><div class="ttdoc">A class to read bit streams.</div><div class="ttdef"><b>Definition:</b> <a href="../../d4/dd3/bit__reader_8h_source.html#l00017">bit_reader.h:17</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1mp2t_1_1AdtsHeader_html_ae12d18e7fcbff02121886ca4b459340d"><div class="ttname"><a href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#ae12d18e7fcbff02121886ca4b459340d">shaka::media::mp2t::AdtsHeader::GetFrameSize</a></div><div class="ttdeci">size_t GetFrameSize() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../de/d5b/adts__header_8cc_source.html#l00087">adts_header.cc:87</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1mp2t_1_1AdtsHeader_html_ad35ff50f5159e663103613901eccb7a9"><div class="ttname"><a href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#ad35ff50f5159e663103613901eccb7a9">shaka::media::mp2t::AdtsHeader::GetMinFrameSize</a></div><div class="ttdeci">size_t GetMinFrameSize() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../de/d5b/adts__header_8cc_source.html#l00037">adts_header.cc:37</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1mp2t_1_1AdtsHeader_html_ac1cdf6cf0f3d4a7438ae4c4cc8fb0762"><div class="ttname"><a href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#ac1cdf6cf0f3d4a7438ae4c4cc8fb0762">shaka::media::mp2t::AdtsHeader::Parse</a></div><div class="ttdeci">bool Parse(const uint8_t *adts_frame, size_t adts_frame_size) override</div><div class="ttdef"><b>Definition:</b> <a href="../../de/d5b/adts__header_8cc_source.html#l00046">adts_header.cc:46</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1BitWriter_html"><div class="ttname"><a href="../../dc/d76/classshaka_1_1media_1_1BitWriter.html">shaka::media::BitWriter</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d0/dbc/bit__writer_8h_source.html#l00019">bit_writer.h:19</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1mp2t_1_1AdtsHeader_html_ab7385cf2dfd15688dbd87f97706e3690"><div class="ttname"><a href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#ab7385cf2dfd15688dbd87f97706e3690">shaka::media::mp2t::AdtsHeader::IsSyncWord</a></div><div class="ttdeci">bool IsSyncWord(const uint8_t *buf) const override</div><div class="ttdef"><b>Definition:</b> <a href="../../de/d5b/adts__header_8cc_source.html#l00033">adts_header.cc:33</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1mp2t_1_1AdtsHeader_html_aaa2a9fd0c9384b734c4c2395cceb05a6"><div class="ttname"><a href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#aaa2a9fd0c9384b734c4c2395cceb05a6">shaka::media::mp2t::AdtsHeader::GetFrameSizeWithoutParsing</a></div><div class="ttdeci">size_t GetFrameSizeWithoutParsing(const uint8_t *data, size_t num_bytes) const override</div><div class="ttdef"><b>Definition:</b> <a href="../../de/d5b/adts__header_8cc_source.html#l00091">adts_header.cc:91</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1mp2t_1_1AdtsHeader_html_a6093f6f4a01414cef59347be4c2df5c6"><div class="ttname"><a href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#a6093f6f4a01414cef59347be4c2df5c6">shaka::media::mp2t::AdtsHeader::GetNumChannels</a></div><div class="ttdeci">uint8_t GetNumChannels() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../de/d5b/adts__header_8cc_source.html#l00117">adts_header.cc:117</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1BitWriter_html_aee5f905e55f262e38f5df506611663f1"><div class="ttname"><a href="../../dc/d76/classshaka_1_1media_1_1BitWriter.html#aee5f905e55f262e38f5df506611663f1">shaka::media::BitWriter::WriteBits</a></div><div class="ttdeci">void WriteBits(uint32_t bits, size_t number_of_bits)</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/d58/bit__writer_8cc_source.html#l00015">bit_writer.cc:15</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1mp2t_1_1AdtsHeader_html_aadfb99a9a34a9684040e9b9aa000a402"><div class="ttname"><a href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#aadfb99a9a34a9684040e9b9aa000a402">shaka::media::mp2t::AdtsHeader::GetHeaderSize</a></div><div class="ttdeci">size_t GetHeaderSize() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../de/d5b/adts__header_8cc_source.html#l00082">adts_header.cc:82</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1BitReader_html_a4ab20ef220c76072eaecb982aba0541d"><div class="ttname"><a href="../../d6/da9/classshaka_1_1media_1_1BitReader.html#a4ab20ef220c76072eaecb982aba0541d">shaka::media::BitReader::SkipBits</a></div><div class="ttdeci">bool SkipBits(size_t num_bits)</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/de0/bit__reader_8cc_source.html#l00024">bit_reader.cc:24</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1BitWriter_html_a1c14f04a0bb3090edb3ac0fffa346bc1"><div class="ttname"><a href="../../dc/d76/classshaka_1_1media_1_1BitWriter.html#a1c14f04a0bb3090edb3ac0fffa346bc1">shaka::media::BitWriter::Flush</a></div><div class="ttdeci">void Flush()</div><div class="ttdoc">Write pending bits, and align bitstream with extra zero bits.</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/d58/bit__writer_8cc_source.html#l00031">bit_writer.cc:31</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1mp2t_1_1AdtsHeader_html_a97a2aae441248e718e056ac3559ecfd9"><div class="ttname"><a href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#a97a2aae441248e718e056ac3559ecfd9">shaka::media::mp2t::AdtsHeader::GetAudioSpecificConfig</a></div><div class="ttdeci">void GetAudioSpecificConfig(std::vector< uint8_t > *buffer) const override</div><div class="ttdef"><b>Definition:</b> <a href="../../de/d5b/adts__header_8cc_source.html#l00098">adts_header.cc:98</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1mp2t_1_1AdtsHeader_html_ad8d15d73650add3af331f847719efab6"><div class="ttname"><a href="../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#ad8d15d73650add3af331f847719efab6">shaka::media::mp2t::AdtsHeader::GetObjectType</a></div><div class="ttdeci">uint8_t GetObjectType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../de/d5b/adts__header_8cc_source.html#l00108">adts_header.cc:108</a></div></div>
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