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<li class="navelem"><a class="el" href="../../dir_3f8eec2fc361645de4b1ec14c19fffc7.html">packager</a></li><li class="navelem"><a class="el" href="../../dir_f99dae54fe7170f791f339b952d5067a.html">media</a></li><li class="navelem"><a class="el" href="../../dir_e3bda0bde998a4d5063328245b9909be.html">base</a></li> </ul>
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<div class="title">audio_stream_info.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 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">#ifndef PACKAGER_MEDIA_BASE_AUDIO_STREAM_INFO_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_BASE_AUDIO_STREAM_INFO_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 <vector></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 "packager/media/base/stream_info.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><a class="code" href="../../d8/daf/namespaceshaka.html">shaka</a> {</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="l00018"></a><span class="lineno"><a class="line" href="../../da/d4e/classshaka_1_1media_1_1AudioStreamInfo.html"> 18</a></span> <span class="keyword">class </span><a class="code" href="../../da/d4e/classshaka_1_1media_1_1AudioStreamInfo.html">AudioStreamInfo</a> : <span class="keyword">public</span> <a class="code" href="../../d5/db1/classshaka_1_1media_1_1StreamInfo.html">StreamInfo</a> {</div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  <a class="code" href="../../da/d4e/classshaka_1_1media_1_1AudioStreamInfo.html#a1333ea7b15790da37addb60ba49131b4">AudioStreamInfo</a>(<span class="keywordtype">int</span> track_id, uint32_t time_scale, uint64_t duration,</div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  Codec codec, <span class="keyword">const</span> std::string& codec_string,</div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  <span class="keyword">const</span> uint8_t* codec_config, <span class="keywordtype">size_t</span> codec_config_size,</div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  uint8_t sample_bits, uint8_t num_channels,</div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  uint32_t sampling_frequency, uint64_t seek_preroll_ns,</div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  uint64_t codec_delay_ns, uint32_t max_bitrate,</div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  uint32_t avg_bitrate, <span class="keyword">const</span> std::string& language,</div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  <span class="keywordtype">bool</span> is_encrypted);</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>  ~<a class="code" href="../../da/d4e/classshaka_1_1media_1_1AudioStreamInfo.html">AudioStreamInfo</a>() <span class="keyword">override</span>;</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="l00034"></a><span class="lineno"> 34</span>  <span class="keywordtype">bool</span> <a class="code" href="../../da/d4e/classshaka_1_1media_1_1AudioStreamInfo.html#a3c50d026e8deadac46741143d4b5ddb9">IsValidConfig</a>() <span class="keyword">const override</span>;</div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  std::string <a class="code" href="../../da/d4e/classshaka_1_1media_1_1AudioStreamInfo.html#a7f94e51abcf522ff70e2456a8c8595df">ToString</a>() <span class="keyword">const override</span>;</div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  std::unique_ptr<StreamInfo> <a class="code" href="../../da/d4e/classshaka_1_1media_1_1AudioStreamInfo.html#a306c5ebb4a42eced7d1a3deaad23c17b">Clone</a>() <span class="keyword">const override</span>;</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  </div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  uint8_t sample_bits()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> sample_bits_; }</div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  uint8_t sample_bytes()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> sample_bits_ / 8; }</div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  uint8_t num_channels()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> num_channels_; }</div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  uint32_t sampling_frequency()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> sampling_frequency_; }</div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  uint32_t bytes_per_frame()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(num_channels_) * sample_bits_ / 8;</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"> 46</span>  uint64_t seek_preroll_ns()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> seek_preroll_ns_; }</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  uint64_t codec_delay_ns()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> codec_delay_ns_; }</div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  uint32_t max_bitrate()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> max_bitrate_; }</div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  uint32_t avg_bitrate()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> avg_bitrate_; }</div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  </div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keywordtype">void</span> set_sampling_frequency(<span class="keyword">const</span> uint32_t sampling_frequency) {</div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  sampling_frequency_ = sampling_frequency;</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="l00057"></a><span class="lineno"> 57</span>  <span class="keyword">static</span> std::string <a class="code" href="../../da/d4e/classshaka_1_1media_1_1AudioStreamInfo.html#aee79e7aa61b741bb96f451c6de1c9d42">GetCodecString</a>(Codec codec, uint8_t audio_object_type);</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="keyword">private</span>:</div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  uint8_t sample_bits_;</div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  uint8_t num_channels_;</div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  uint32_t sampling_frequency_;</div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  uint64_t seek_preroll_ns_;</div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  uint64_t codec_delay_ns_;</div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  uint32_t max_bitrate_;</div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  uint32_t avg_bitrate_;</div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  </div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="comment">// Not using DISALLOW_COPY_AND_ASSIGN here intentionally to allow the compiler</span></div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="comment">// generated copy constructor and assignment operator. Since the extra data is</span></div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="comment">// typically small, the performance impact is minimal.</span></div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> };</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  </div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> } <span class="comment">// namespace media</span></div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> } <span class="comment">// namespace shaka</span></div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  </div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="preprocessor">#endif // PACKAGER_MEDIA_BASE_AUDIO_STREAM_INFO_H_</span></div>
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</div><!-- fragment --></div><!-- contents -->
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<div class="ttc" id="aclassshaka_1_1media_1_1AudioStreamInfo_html_aee79e7aa61b741bb96f451c6de1c9d42"><div class="ttname"><a href="../../da/d4e/classshaka_1_1media_1_1AudioStreamInfo.html#aee79e7aa61b741bb96f451c6de1c9d42">shaka::media::AudioStreamInfo::GetCodecString</a></div><div class="ttdeci">static std::string GetCodecString(Codec codec, uint8_t audio_object_type)</div><div class="ttdef"><b>Definition:</b> <a href="../../da/d04/audio__stream__info_8cc_source.html#l00105">audio_stream_info.cc:105</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1AudioStreamInfo_html"><div class="ttname"><a href="../../da/d4e/classshaka_1_1media_1_1AudioStreamInfo.html">shaka::media::AudioStreamInfo</a></div><div class="ttdoc">Holds audio stream information.</div><div class="ttdef"><b>Definition:</b> <a href="../../df/d32/audio__stream__info_8h_source.html#l00018">audio_stream_info.h:18</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_1AudioStreamInfo_html_a306c5ebb4a42eced7d1a3deaad23c17b"><div class="ttname"><a href="../../da/d4e/classshaka_1_1media_1_1AudioStreamInfo.html#a306c5ebb4a42eced7d1a3deaad23c17b">shaka::media::AudioStreamInfo::Clone</a></div><div class="ttdeci">std::unique_ptr< StreamInfo > Clone() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../da/d04/audio__stream__info_8cc_source.html#l00101">audio_stream_info.cc:101</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1AudioStreamInfo_html_a3c50d026e8deadac46741143d4b5ddb9"><div class="ttname"><a href="../../da/d4e/classshaka_1_1media_1_1AudioStreamInfo.html#a3c50d026e8deadac46741143d4b5ddb9">shaka::media::AudioStreamInfo::IsValidConfig</a></div><div class="ttdeci">bool IsValidConfig() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../da/d04/audio__stream__info_8cc_source.html#l00077">audio_stream_info.cc:77</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1AudioStreamInfo_html_a7f94e51abcf522ff70e2456a8c8595df"><div class="ttname"><a href="../../da/d4e/classshaka_1_1media_1_1AudioStreamInfo.html#a7f94e51abcf522ff70e2456a8c8595df">shaka::media::AudioStreamInfo::ToString</a></div><div class="ttdeci">std::string ToString() const override</div><div class="ttdef"><b>Definition:</b> <a href="../../da/d04/audio__stream__info_8cc_source.html#l00084">audio_stream_info.cc:84</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1AudioStreamInfo_html_a1333ea7b15790da37addb60ba49131b4"><div class="ttname"><a href="../../da/d4e/classshaka_1_1media_1_1AudioStreamInfo.html#a1333ea7b15790da37addb60ba49131b4">shaka::media::AudioStreamInfo::AudioStreamInfo</a></div><div class="ttdeci">AudioStreamInfo(int track_id, uint32_t time_scale, uint64_t duration, Codec codec, const std::string &codec_string, const uint8_t *codec_config, size_t codec_config_size, uint8_t sample_bits, uint8_t num_channels, uint32_t sampling_frequency, uint64_t seek_preroll_ns, uint64_t codec_delay_ns, uint32_t max_bitrate, uint32_t avg_bitrate, const std::string &language, bool is_encrypted)</div><div class="ttdoc">Construct an initialized audio stream info object.</div><div class="ttdef"><b>Definition:</b> <a href="../../da/d04/audio__stream__info_8cc_source.html#l00057">audio_stream_info.cc:57</a></div></div>
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<div class="ttc" id="aclassshaka_1_1media_1_1StreamInfo_html"><div class="ttname"><a href="../../d5/db1/classshaka_1_1media_1_1StreamInfo.html">shaka::media::StreamInfo</a></div><div class="ttdoc">Abstract class holds stream information.</div><div class="ttdef"><b>Definition:</b> <a href="../../d8/daa/stream__info_8h_source.html#l00065">stream_info.h:65</a></div></div>
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