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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">ac3_header.h</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 2017 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">#ifndef PACKAGER_MEDIA_FORMATS_MP2T_AC3_HEADER_H_</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor">#define PACKAGER_MEDIA_FORMATS_MP2T_AC3_HEADER_H_</span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>  </div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include <stdint.h></span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>  </div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include <vector></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="preprocessor">#include "packager/media/formats/mp2t/audio_header.h"</span></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="keyword">namespace </span><a class="code" href="../../d8/daf/namespaceshaka.html">shaka</a> {</div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="keyword">namespace </span>media {</div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="keyword">namespace </span>mp2t {</div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  </div>
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<div class="line"><a name="l00022"></a><span class="lineno"><a class="line" href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html"> 22</a></span> <span class="keyword">class </span><a class="code" href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html">Ac3Header</a> : <span class="keyword">public</span> <a class="code" href="../../d1/dba/classshaka_1_1media_1_1mp2t_1_1AudioHeader.html">AudioHeader</a> {</div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  <a class="code" href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html">Ac3Header</a>() = <span class="keywordflow">default</span>;</div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  ~<a class="code" href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html">Ac3Header</a>() <span class="keyword">override</span> = <span class="keywordflow">default</span>;</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="l00029"></a><span class="lineno"> 29</span>  <span class="keywordtype">bool</span> <a class="code" href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html#a44c8ac7a2dd57a1b099722632e7e39f0">IsSyncWord</a>(<span class="keyword">const</span> uint8_t* buf) <span class="keyword">const override</span>;</div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="keywordtype">size_t</span> <a class="code" href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html#a3c589cda189b06d9ca3b90a56db24829">GetMinFrameSize</a>() <span class="keyword">const override</span>;</div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <span class="keywordtype">size_t</span> <a class="code" href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html#ac5d9c726fd88989e36e490d2aeb1011f">GetSamplesPerFrame</a>() <span class="keyword">const override</span>;</div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keywordtype">bool</span> <a class="code" href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html#a04733336c57460238d0279decaa3939c">Parse</a>(<span class="keyword">const</span> uint8_t* adts_frame, <span class="keywordtype">size_t</span> adts_frame_size) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="keywordtype">size_t</span> <a class="code" href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html#a58d93e453c2fed3d500badb40a349eed">GetHeaderSize</a>() <span class="keyword">const override</span>;</div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="keywordtype">size_t</span> <a class="code" href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html#a8065975e78028683180cd3ae65925c37">GetFrameSize</a>() <span class="keyword">const override</span>;</div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="keywordtype">size_t</span> <a class="code" href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html#a96b66d1749bfafc8a7326fa37f435cd5">GetFrameSizeWithoutParsing</a>(<span class="keyword">const</span> uint8_t* data,</div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keywordtype">size_t</span> num_bytes) <span class="keyword">const override</span>;</div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="keywordtype">void</span> <a class="code" href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html#a9a3da0ed02d1790ec176a75bbbdef146">GetAudioSpecificConfig</a>(std::vector<uint8_t>* buffer) <span class="keyword">const override</span>;</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  uint8_t <a class="code" href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html#a56de14f98afd205f03bda6b110835aae">GetObjectType</a>() <span class="keyword">const override</span>;</div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  uint32_t <a class="code" href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html#aa238ec0832e097f2f5791e915bf30127">GetSamplingFrequency</a>() <span class="keyword">const override</span>;</div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  uint8_t <a class="code" href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html#abab9685652b78baf25b7399477401bd7">GetNumChannels</a>() <span class="keyword">const override</span>;</div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  </div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <a class="code" href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html">Ac3Header</a>(<span class="keyword">const</span> <a class="code" href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html">Ac3Header</a>&) = <span class="keyword">delete</span>;</div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <a class="code" href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html">Ac3Header</a>& operator=(<span class="keyword">const</span> <a class="code" href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html">Ac3Header</a>&) = <span class="keyword">delete</span>;</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>  uint8_t fscod_ = 0; <span class="comment">// Sample rate code</span></div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  uint8_t frmsizecod_ = 0; <span class="comment">// Frame size code</span></div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  uint8_t bsid_ = 0; <span class="comment">// Bit stream identification</span></div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  uint8_t bsmod_ = 0; <span class="comment">// Bit stream mode</span></div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  uint8_t acmod_ = 0; <span class="comment">// Audio coding mode</span></div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  uint8_t lfeon_ = 0; <span class="comment">// Low frequency effects channel on</span></div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> };</div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  </div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> } <span class="comment">// namespace mp2t</span></div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> } <span class="comment">// namespace media</span></div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> } <span class="comment">// namespace shaka</span></div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  </div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="preprocessor">#endif // PACKAGER_MEDIA_FORMATS_MP2T_AC3_HEADER_H_</span></div>
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</div><!-- fragment --></div><!-- contents -->
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<div class="ttc" id="aclassshaka_1_1media_1_1mp2t_1_1Ac3Header_html"><div class="ttname"><a href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html">shaka::media::mp2t::Ac3Header</a></div><div class="ttdef"><b>Definition:</b> <a href="../../de/d00/ac3__header_8h_source.html#l00022">ac3_header.h:22</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1mp2t_1_1Ac3Header_html_a58d93e453c2fed3d500badb40a349eed"><div class="ttname"><a href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html#a58d93e453c2fed3d500badb40a349eed">shaka::media::mp2t::Ac3Header::GetHeaderSize</a></div><div class="ttdeci">size_t GetHeaderSize() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../d9/dda/ac3__header_8cc_source.html#l00113">ac3_header.cc:113</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1mp2t_1_1Ac3Header_html_a96b66d1749bfafc8a7326fa37f435cd5"><div class="ttname"><a href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html#a96b66d1749bfafc8a7326fa37f435cd5">shaka::media::mp2t::Ac3Header::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="../../d9/dda/ac3__header_8cc_source.html#l00123">ac3_header.cc:123</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_1AudioHeader_html"><div class="ttname"><a href="../../d1/dba/classshaka_1_1media_1_1mp2t_1_1AudioHeader.html">shaka::media::mp2t::AudioHeader</a></div><div class="ttdef"><b>Definition:</b> <a href="../../dc/d56/audio__header_8h_source.html#l00019">audio_header.h:19</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1mp2t_1_1Ac3Header_html_a44c8ac7a2dd57a1b099722632e7e39f0"><div class="ttname"><a href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html#a44c8ac7a2dd57a1b099722632e7e39f0">shaka::media::mp2t::Ac3Header::IsSyncWord</a></div><div class="ttdeci">bool IsSyncWord(const uint8_t *buf) const override</div><div class="ttdef"><b>Definition:</b> <a href="../../d9/dda/ac3__header_8cc_source.html#l00058">ac3_header.cc:58</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1mp2t_1_1Ac3Header_html_a3c589cda189b06d9ca3b90a56db24829"><div class="ttname"><a href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html#a3c589cda189b06d9ca3b90a56db24829">shaka::media::mp2t::Ac3Header::GetMinFrameSize</a></div><div class="ttdeci">size_t GetMinFrameSize() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../d9/dda/ac3__header_8cc_source.html#l00064">ac3_header.cc:64</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1mp2t_1_1Ac3Header_html_aa238ec0832e097f2f5791e915bf30127"><div class="ttname"><a href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html#aa238ec0832e097f2f5791e915bf30127">shaka::media::mp2t::Ac3Header::GetSamplingFrequency</a></div><div class="ttdeci">uint32_t GetSamplingFrequency() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../d9/dda/ac3__header_8cc_source.html#l00151">ac3_header.cc:151</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1mp2t_1_1Ac3Header_html_a8065975e78028683180cd3ae65925c37"><div class="ttname"><a href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html#a8065975e78028683180cd3ae65925c37">shaka::media::mp2t::Ac3Header::GetFrameSize</a></div><div class="ttdeci">size_t GetFrameSize() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../d9/dda/ac3__header_8cc_source.html#l00119">ac3_header.cc:119</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1mp2t_1_1Ac3Header_html_a56de14f98afd205f03bda6b110835aae"><div class="ttname"><a href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html#a56de14f98afd205f03bda6b110835aae">shaka::media::mp2t::Ac3Header::GetObjectType</a></div><div class="ttdeci">uint8_t GetObjectType() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../d9/dda/ac3__header_8cc_source.html#l00146">ac3_header.cc:146</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1mp2t_1_1Ac3Header_html_a04733336c57460238d0279decaa3939c"><div class="ttname"><a href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html#a04733336c57460238d0279decaa3939c">shaka::media::mp2t::Ac3Header::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="../../d9/dda/ac3__header_8cc_source.html#l00077">ac3_header.cc:77</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1mp2t_1_1Ac3Header_html_ac5d9c726fd88989e36e490d2aeb1011f"><div class="ttname"><a href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html#ac5d9c726fd88989e36e490d2aeb1011f">shaka::media::mp2t::Ac3Header::GetSamplesPerFrame</a></div><div class="ttdeci">size_t GetSamplesPerFrame() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../d9/dda/ac3__header_8cc_source.html#l00070">ac3_header.cc:70</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1mp2t_1_1Ac3Header_html_abab9685652b78baf25b7399477401bd7"><div class="ttname"><a href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html#abab9685652b78baf25b7399477401bd7">shaka::media::mp2t::Ac3Header::GetNumChannels</a></div><div class="ttdeci">uint8_t GetNumChannels() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../d9/dda/ac3__header_8cc_source.html#l00156">ac3_header.cc:156</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1mp2t_1_1Ac3Header_html_a9a3da0ed02d1790ec176a75bbbdef146"><div class="ttname"><a href="../../dc/d21/classshaka_1_1media_1_1mp2t_1_1Ac3Header.html#a9a3da0ed02d1790ec176a75bbbdef146">shaka::media::mp2t::Ac3Header::GetAudioSpecificConfig</a></div><div class="ttdeci">void GetAudioSpecificConfig(std::vector< uint8_t > *buffer) const override</div><div class="ttdef"><b>Definition:</b> <a href="../../d9/dda/ac3__header_8cc_source.html#l00131">ac3_header.cc:131</a></div></div>
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