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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">// Copyright 2014 Google Inc. All rights reserved.</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<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>&#160;<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>&#160;<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>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment">// Class for reading in MediaInfo from files and writing out an MPD.</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160; </div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="preprocessor">#ifndef MPD_UTIL_MPD_WRITER_H_</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="preprocessor">#define MPD_UTIL_MPD_WRITER_H_</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160; </div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="preprocessor">#include &lt;list&gt;</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="preprocessor">#include &lt;memory&gt;</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="preprocessor">#include &lt;string&gt;</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="preprocessor">#include &lt;vector&gt;</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160; </div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="preprocessor">#include &quot;packager/base/macros.h&quot;</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="preprocessor">#include &quot;packager/mpd/base/mpd_notifier.h&quot;</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;<span class="preprocessor">#include &quot;packager/mpd/base/mpd_options.h&quot;</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160; </div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="keyword">namespace </span><a class="code" href="../../d8/daf/namespaceshaka.html">shaka</a> {</div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160; </div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="keyword">namespace </span>media {</div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="keyword">class </span>File;</div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;} <span class="comment">// namespace media</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160; </div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="keyword">class </span>MediaInfo;</div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160; </div>
<div class="line"><a name="l00032"></a><span class="lineno"><a class="line" href="../../d4/db4/classshaka_1_1MpdNotifierFactory.html"> 32</a></span>&#160;<span class="keyword">class </span><a class="code" href="../../d4/db4/classshaka_1_1MpdNotifierFactory.html">MpdNotifierFactory</a> {</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160; <span class="keyword">public</span>:</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160; <a class="code" href="../../d4/db4/classshaka_1_1MpdNotifierFactory.html">MpdNotifierFactory</a>() {}</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160; <span class="keyword">virtual</span> ~<a class="code" href="../../d4/db4/classshaka_1_1MpdNotifierFactory.html">MpdNotifierFactory</a>() {}</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160; </div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160; <span class="keyword">virtual</span> std::unique_ptr&lt;MpdNotifier&gt; Create(</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; <span class="keyword">const</span> <a class="code" href="../../d1/df3/structshaka_1_1MpdOptions.html">MpdOptions</a>&amp; mpd_options) = 0;</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;};</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; </div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;<span class="comment">// An instance of this class takes a set of MediaInfo files and generates an</span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160;<span class="comment">// MPD when one of WriteMpd* methods are called. This generates an MPD with one</span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;<span class="comment">// &lt;Period&gt; element and at most three &lt;AdaptationSet&gt; elements, each for video,</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;<span class="comment">// audio, and text. Information in MediaInfo will be put into one of the</span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160;<span class="comment">// AdaptationSets by checking the video_info, audio_info, and text_info fields.</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160;<span class="comment">// Therefore, this cannot handle an instance of MediaInfo with video, audio, and</span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160;<span class="comment">// text combination.</span></div>
<div class="line"><a name="l00048"></a><span class="lineno"><a class="line" href="../../db/dcd/classshaka_1_1MpdWriter.html"> 48</a></span>&#160;<span class="keyword">class </span><a class="code" href="../../db/dcd/classshaka_1_1MpdWriter.html">MpdWriter</a> {</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; <span class="keyword">public</span>:</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; <a class="code" href="../../db/dcd/classshaka_1_1MpdWriter.html">MpdWriter</a>();</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; ~<a class="code" href="../../db/dcd/classshaka_1_1MpdWriter.html">MpdWriter</a>();</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160; </div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160; <span class="comment">// Add |media_info_path| for MPD generation.</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160; <span class="comment">// The content of |media_info_path| should be a string representation of</span></div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; <span class="comment">// MediaInfo, i.e. the content should be a result of using</span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160; <span class="comment">// google::protobuf::TestFormat::Print*() methods.</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160; <span class="comment">// If necessary, this method can be called after WriteMpd*() methods.</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; <span class="keywordtype">bool</span> AddFile(<span class="keyword">const</span> std::string&amp; media_info_path);</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160; </div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; <span class="comment">// |base_url| will be used for &lt;BaseURL&gt; element for the MPD. The BaseURL</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; <span class="comment">// element will be a direct child element of the &lt;MPD&gt; element.</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160; <span class="keywordtype">void</span> AddBaseUrl(<span class="keyword">const</span> std::string&amp; base_url);</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; </div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; <span class="comment">// Write the MPD to |file_name|. |file_name| should not be NULL.</span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160; <span class="comment">// This opens the file in write mode, IOW if the</span></div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160; <span class="comment">// file exists this will over write whatever is in the file.</span></div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160; <span class="comment">// AddFile() should be called before calling this function to generate an MPD.</span></div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; <span class="comment">// On success, the MPD gets written to |file| and returns true, otherwise</span></div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160; <span class="comment">// returns false.</span></div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160; <span class="comment">// This method can be called multiple times, if necessary.</span></div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160; <span class="keywordtype">bool</span> WriteMpdToFile(<span class="keyword">const</span> <span class="keywordtype">char</span>* file_name);</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; </div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; <span class="keyword">private</span>:</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; <span class="keyword">friend</span> <span class="keyword">class </span>MpdWriterTest;</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; </div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160; <span class="keywordtype">void</span> SetMpdNotifierFactoryForTest(</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160; std::unique_ptr&lt;MpdNotifierFactory&gt; factory);</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160; </div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; std::list&lt;MediaInfo&gt; media_infos_;</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; std::vector&lt;std::string&gt; base_urls_;</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; </div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; std::unique_ptr&lt;MpdNotifierFactory&gt; notifier_factory_;</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160; </div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; DISALLOW_COPY_AND_ASSIGN(<a class="code" href="../../db/dcd/classshaka_1_1MpdWriter.html">MpdWriter</a>);</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160;};</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; </div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160;} <span class="comment">// namespace shaka</span></div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; </div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160;<span class="preprocessor">#endif </span><span class="comment">// MPD_UTIL_MPD_WRITER_H_</span></div>
<div class="ttc" id="aclassshaka_1_1MpdNotifierFactory_html"><div class="ttname"><a href="../../d4/db4/classshaka_1_1MpdNotifierFactory.html">shaka::MpdNotifierFactory</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d7/db0/mpd__writer_8h_source.html#l00032">mpd_writer.h:32</a></div></div>
<div class="ttc" id="aclassshaka_1_1MpdWriter_html"><div class="ttname"><a href="../../db/dcd/classshaka_1_1MpdWriter.html">shaka::MpdWriter</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d7/db0/mpd__writer_8h_source.html#l00048">mpd_writer.h:48</a></div></div>
<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>
<div class="ttc" id="astructshaka_1_1MpdOptions_html"><div class="ttname"><a href="../../d1/df3/structshaka_1_1MpdOptions.html">shaka::MpdOptions</a></div><div class="ttdoc">Defines Mpd Options.</div><div class="ttdef"><b>Definition:</b> <a href="../../db/d60/mpd__options_8h_source.html#l00025">mpd_options.h:25</a></div></div>
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