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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><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">//</span></div><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><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><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><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> </div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="preprocessor">#include "packager/app/muxer_factory.h"</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> </div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#include "packager/base/time/clock.h"</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include "packager/media/base/muxer.h"</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include "packager/media/base/muxer_options.h"</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include "packager/media/formats/mp2t/ts_muxer.h"</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include "packager/media/formats/mp4/mp4_muxer.h"</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include "packager/media/formats/packed_audio/packed_audio_writer.h"</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include "packager/media/formats/webm/webm_muxer.h"</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include "packager/packager.h"</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> </div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="keyword">namespace </span><a class="code" href="../../d8/daf/namespaceshaka.html">shaka</a> {</div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="keyword">namespace </span>media {</div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> MuxerFactory::MuxerFactory(<span class="keyword">const</span> PackagingParams& packaging_params)</div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  : mp4_params_(packaging_params.mp4_output_params),</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  transport_stream_timestamp_offset_ms_(</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  packaging_params.transport_stream_timestamp_offset_ms),</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  temp_dir_(packaging_params.temp_dir) {}</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div><div class="line"><a name="l00027"></a><span class="lineno"><a class="line" href="../../da/d2a/classshaka_1_1media_1_1MuxerFactory.html#a14cec51b20fe34bd2d3c3763d0cfd789"> 27</a></span> std::shared_ptr<Muxer> <a class="code" href="../../da/d2a/classshaka_1_1media_1_1MuxerFactory.html#a14cec51b20fe34bd2d3c3763d0cfd789">MuxerFactory::CreateMuxer</a>(</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  MediaContainerName output_format,</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  <span class="keyword">const</span> <a class="code" href="../../d2/d7b/structshaka_1_1StreamDescriptor.html">StreamDescriptor</a>& stream) {</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <a class="code" href="../../d0/d27/structshaka_1_1media_1_1MuxerOptions.html">MuxerOptions</a> options;</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  options.<a class="code" href="../../d0/d27/structshaka_1_1media_1_1MuxerOptions.html#aa616f5958ea9df2d70f3fe42ff47ff43">mp4_params</a> = mp4_params_;</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  options.transport_stream_timestamp_offset_ms =</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  transport_stream_timestamp_offset_ms_;</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  options.<a class="code" href="../../d0/d27/structshaka_1_1media_1_1MuxerOptions.html#a872d1150a71d9f0fb5db0ab81334d614">temp_dir</a> = temp_dir_;</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  options.<a class="code" href="../../d0/d27/structshaka_1_1media_1_1MuxerOptions.html#a5397ee8759a663aea68261600e528d82">output_file_name</a> = stream.<a class="code" href="../../d2/d7b/structshaka_1_1StreamDescriptor.html#a08ce812991297de47354b99cdaec5415">output</a>;</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  options.<a class="code" href="../../d0/d27/structshaka_1_1media_1_1MuxerOptions.html#ab98cfd28046fc5c52ab2a45dba1a339a">segment_template</a> = stream.<a class="code" href="../../d2/d7b/structshaka_1_1StreamDescriptor.html#af3e55c8970e8a7604ca79a98f4642872">segment_template</a>;</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  options.<a class="code" href="../../d0/d27/structshaka_1_1media_1_1MuxerOptions.html#a930587b1f3a3e38cf1e7974f01d8ce1e">bandwidth</a> = stream.<a class="code" href="../../d2/d7b/structshaka_1_1StreamDescriptor.html#a9bcce2ca86a33f41803f7a6417a2758c">bandwidth</a>;</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> </div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  std::shared_ptr<Muxer> muxer;</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keywordflow">switch</span> (output_format) {</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keywordflow">case</span> CONTAINER_AAC:</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keywordflow">case</span> CONTAINER_AC3:</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keywordflow">case</span> CONTAINER_EAC3:</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  muxer = std::make_shared<PackedAudioWriter>(options);</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keywordflow">case</span> CONTAINER_WEBM:</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  muxer = std::make_shared<webm::WebMMuxer>(options);</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordflow">case</span> CONTAINER_MPEG2TS:</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  muxer = std::make_shared<mp2t::TsMuxer>(options);</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keywordflow">case</span> CONTAINER_MOV:</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  muxer = std::make_shared<mp4::MP4Muxer>(options);</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keywordflow">default</span>:</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  LOG(ERROR) << <span class="stringliteral">"Cannot support muxing to "</span> << output_format;</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keywordflow">break</span>;</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  }</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordflow">if</span> (!muxer) {</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keywordflow">return</span> <span class="keyword">nullptr</span>;</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  }</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="comment">// We successfully created a muxer, then there is a couple settings</span></div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="comment">// we should set before returning it.</span></div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keywordflow">if</span> (clock_) {</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  muxer->set_clock(clock_);</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  }</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> </div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keywordflow">return</span> muxer;</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> }</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> </div><div class="line"><a name="l00074"></a><span class="lineno"><a class="line" href="../../da/d2a/classshaka_1_1media_1_1MuxerFactory.html#a619bcd10471523c7298718d29a51b191"> 74</a></span> <span class="keywordtype">void</span> <a class="code" href="../../da/d2a/classshaka_1_1media_1_1MuxerFactory.html#a619bcd10471523c7298718d29a51b191">MuxerFactory::OverrideClock</a>(base::Clock* clock) {</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  clock_ = clock;</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span> }</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> } <span class="comment">// namespace media</span></div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span> } <span class="comment">// namespace shaka</span></div><div class="ttc" id="structshaka_1_1StreamDescriptor_html"><div class="ttname"><a href="../../d2/d7b/structshaka_1_1StreamDescriptor.html">shaka::StreamDescriptor</a></div><div class="ttdoc">Defines a single input/output stream. </div><div class="ttdef"><b>Definition:</b> <a href="../../dd/db5/packager_8h_source.html#l00073">packager.h:73</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1MuxerOptions_html_a5397ee8759a663aea68261600e528d82"><div class="ttname"><a href="../../d0/d27/structshaka_1_1media_1_1MuxerOptions.html#a5397ee8759a663aea68261600e528d82">shaka::media::MuxerOptions::output_file_name</a></div><div class="ttdeci">std::string output_file_name</div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d0e/muxer__options_8h_source.html#l00034">muxer_options.h:34</a></div></div>
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<div class="ttc" id="structshaka_1_1StreamDescriptor_html_af3e55c8970e8a7604ca79a98f4642872"><div class="ttname"><a href="../../d2/d7b/structshaka_1_1StreamDescriptor.html#af3e55c8970e8a7604ca79a98f4642872">shaka::StreamDescriptor::segment_template</a></div><div class="ttdeci">std::string segment_template</div><div class="ttdoc">Specifies segment template. Can be empty. </div><div class="ttdef"><b>Definition:</b> <a href="../../dd/db5/packager_8h_source.html#l00085">packager.h:85</a></div></div>
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<div class="ttc" id="namespaceshaka_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="structshaka_1_1media_1_1MuxerOptions_html"><div class="ttname"><a href="../../d0/d27/structshaka_1_1media_1_1MuxerOptions.html">shaka::media::MuxerOptions</a></div><div class="ttdoc">This structure contains the list of configuration options for Muxer. </div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d0e/muxer__options_8h_source.html#l00020">muxer_options.h:20</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1MuxerFactory_html_a14cec51b20fe34bd2d3c3763d0cfd789"><div class="ttname"><a href="../../da/d2a/classshaka_1_1media_1_1MuxerFactory.html#a14cec51b20fe34bd2d3c3763d0cfd789">shaka::media::MuxerFactory::CreateMuxer</a></div><div class="ttdeci">std::shared_ptr< Muxer > CreateMuxer(MediaContainerName output_format, const StreamDescriptor &stream)</div><div class="ttdef"><b>Definition:</b> <a href="../../d2/d3c/muxer__factory_8cc_source.html#l00027">muxer_factory.cc:27</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1MuxerOptions_html_aa616f5958ea9df2d70f3fe42ff47ff43"><div class="ttname"><a href="../../d0/d27/structshaka_1_1media_1_1MuxerOptions.html#aa616f5958ea9df2d70f3fe42ff47ff43">shaka::media::MuxerOptions::mp4_params</a></div><div class="ttdeci">Mp4OutputParams mp4_params</div><div class="ttdoc">MP4 (ISO-BMFF) specific parameters. </div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d0e/muxer__options_8h_source.html#l00025">muxer_options.h:25</a></div></div>
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<div class="ttc" id="structshaka_1_1StreamDescriptor_html_a08ce812991297de47354b99cdaec5415"><div class="ttname"><a href="../../d2/d7b/structshaka_1_1StreamDescriptor.html#a08ce812991297de47354b99cdaec5415">shaka::StreamDescriptor::output</a></div><div class="ttdeci">std::string output</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/db5/packager_8h_source.html#l00083">packager.h:83</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1MuxerFactory_html_a619bcd10471523c7298718d29a51b191"><div class="ttname"><a href="../../da/d2a/classshaka_1_1media_1_1MuxerFactory.html#a619bcd10471523c7298718d29a51b191">shaka::media::MuxerFactory::OverrideClock</a></div><div class="ttdeci">void OverrideClock(base::Clock *clock)</div><div class="ttdef"><b>Definition:</b> <a href="../../d2/d3c/muxer__factory_8cc_source.html#l00074">muxer_factory.cc:74</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1MuxerOptions_html_a872d1150a71d9f0fb5db0ab81334d614"><div class="ttname"><a href="../../d0/d27/structshaka_1_1media_1_1MuxerOptions.html#a872d1150a71d9f0fb5db0ab81334d614">shaka::media::MuxerOptions::temp_dir</a></div><div class="ttdeci">std::string temp_dir</div><div class="ttdoc">Specify temporary directory for intermediate files. </div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d0e/muxer__options_8h_source.html#l00043">muxer_options.h:43</a></div></div>
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<div class="ttc" id="structshaka_1_1StreamDescriptor_html_a9bcce2ca86a33f41803f7a6417a2758c"><div class="ttname"><a href="../../d2/d7b/structshaka_1_1StreamDescriptor.html#a9bcce2ca86a33f41803f7a6417a2758c">shaka::StreamDescriptor::bandwidth</a></div><div class="ttdeci">uint32_t bandwidth</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/db5/packager_8h_source.html#l00105">packager.h:105</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1MuxerOptions_html_a930587b1f3a3e38cf1e7974f01d8ce1e"><div class="ttname"><a href="../../d0/d27/structshaka_1_1media_1_1MuxerOptions.html#a930587b1f3a3e38cf1e7974f01d8ce1e">shaka::media::MuxerOptions::bandwidth</a></div><div class="ttdeci">uint32_t bandwidth</div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d0e/muxer__options_8h_source.html#l00047">muxer_options.h:47</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1MuxerOptions_html_ab98cfd28046fc5c52ab2a45dba1a339a"><div class="ttname"><a href="../../d0/d27/structshaka_1_1media_1_1MuxerOptions.html#ab98cfd28046fc5c52ab2a45dba1a339a">shaka::media::MuxerOptions::segment_template</a></div><div class="ttdeci">std::string segment_template</div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d0e/muxer__options_8h_source.html#l00040">muxer_options.h:40</a></div></div>
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