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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_b885194e7131202a9b4650a8967e838c.html">mpd</a></li><li class="navelem"><a class="el" href="../../dir_6fe4b0529cd3ec97045d3314254a0cce.html">base</a></li> </ul>
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<div class="title">period.cc</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><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/mpd/base/period.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/stl_util.h"</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include "packager/mpd/base/adaptation_set.h"</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include "packager/mpd/base/mpd_options.h"</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include "packager/mpd/base/mpd_utils.h"</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include "packager/mpd/base/xml/xml_node.h"</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> </div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="keyword">namespace </span><a class="code" href="../../d8/daf/namespaceshaka.html">shaka</a> {</div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="keyword">namespace </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="comment">// The easiest way to check whether two protobufs are equal, is to compare the</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment">// serialized version.</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="keywordtype">bool</span> ProtectedContentEq(</div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  <span class="keyword">const</span> MediaInfo::ProtectedContent& content_protection1,</div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  <span class="keyword">const</span> MediaInfo::ProtectedContent& content_protection2) {</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  <span class="keywordflow">return</span> content_protection1.SerializeAsString() ==</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  content_protection2.SerializeAsString();</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> }</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> std::set<std::string> GetUUIDs(</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  <span class="keyword">const</span> MediaInfo::ProtectedContent& protected_content) {</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  std::set<std::string> uuids;</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& entry : protected_content.content_protection_entry())</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  uuids.insert(entry.uuid());</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keywordflow">return</span> uuids;</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> }</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> } <span class="comment">// namespace</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div><div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="../../d8/de1/classshaka_1_1Period.html#a53184fcdfd6259b4f9a4b0e56dcfcacf"> 37</a></span> <a class="code" href="../../d8/de1/classshaka_1_1Period.html#a53184fcdfd6259b4f9a4b0e56dcfcacf">Period::Period</a>(uint32_t period_id,</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keywordtype">double</span> start_time_in_seconds,</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keyword">const</span> <a class="code" href="../../d1/df3/structshaka_1_1MpdOptions.html">MpdOptions</a>& mpd_options,</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  base::AtomicSequenceNumber* adaptation_set_counter,</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  base::AtomicSequenceNumber* representation_counter)</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  : id_(period_id),</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  start_time_in_seconds_(start_time_in_seconds),</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  mpd_options_(mpd_options),</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  adaptation_set_counter_(adaptation_set_counter),</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  representation_counter_(representation_counter) {}</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div><div class="line"><a name="l00048"></a><span class="lineno"><a class="line" href="../../d8/de1/classshaka_1_1Period.html#a6481aa2a87b0154796f49cb6198d0deb"> 48</a></span> <a class="code" href="../../d8/d8e/classshaka_1_1AdaptationSet.html">AdaptationSet</a>* <a class="code" href="../../d8/de1/classshaka_1_1Period.html#a6481aa2a87b0154796f49cb6198d0deb">Period::GetOrCreateAdaptationSet</a>(</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keyword">const</span> MediaInfo& media_info,</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordtype">bool</span> content_protection_in_adaptation_set) {</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="comment">// AdaptationSets with the same key should only differ in ContentProtection,</span></div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="comment">// which also means that if |content_protection_in_adaptation_set| is false,</span></div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="comment">// there should be at most one entry in |adaptation_sets|.</span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keyword">const</span> std::string key = GetAdaptationSetKey(media_info);</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  std::list<AdaptationSet*>& adaptation_sets = adaptation_set_list_map_[key];</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keywordflow">if</span> (content_protection_in_adaptation_set) {</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keywordflow">for</span> (<a class="code" href="../../d8/d8e/classshaka_1_1AdaptationSet.html">AdaptationSet</a>* adaptation_set : adaptation_sets) {</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keywordflow">if</span> (protected_adaptation_set_map_.Match(*adaptation_set, media_info))</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keywordflow">return</span> adaptation_set;</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">else</span> {</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keywordflow">if</span> (!adaptation_sets.empty()) {</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  DCHECK_EQ(adaptation_sets.size(), 1u);</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordflow">return</span> adaptation_sets.front();</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  }</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  }</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="comment">// None of the adaptation sets match with the new content protection.</span></div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="comment">// Need a new one.</span></div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  std::string language = GetLanguage(media_info);</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  std::unique_ptr<AdaptationSet> new_adaptation_set =</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  NewAdaptationSet(adaptation_set_counter_->GetNext(), language,</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  mpd_options_, representation_counter_);</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keywordflow">if</span> (!SetNewAdaptationSetAttributes(language, media_info, adaptation_sets,</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  new_adaptation_set.get())) {</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordflow">return</span> <span class="keyword">nullptr</span>;</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> </div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordflow">if</span> (content_protection_in_adaptation_set &&</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  media_info.has_protected_content()) {</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  protected_adaptation_set_map_.Register(*new_adaptation_set, media_info);</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <a class="code" href="../../d8/daf/namespaceshaka.html#abfd977a0dfb051a942d1694442692814">AddContentProtectionElements</a>(media_info, new_adaptation_set.get());</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> </div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordflow">for</span> (<a class="code" href="../../d8/d8e/classshaka_1_1AdaptationSet.html">AdaptationSet</a>* adaptation_set : adaptation_sets) {</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordflow">if</span> (protected_adaptation_set_map_.Switchable(*adaptation_set,</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  *new_adaptation_set)) {</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  adaptation_set->AddAdaptationSetSwitching(new_adaptation_set->id());</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  new_adaptation_set->AddAdaptationSetSwitching(adaptation_set->id());</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  }</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  }</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  }</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <a class="code" href="../../d8/d8e/classshaka_1_1AdaptationSet.html">AdaptationSet</a>* adaptation_set_ptr = new_adaptation_set.get();</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  adaptation_sets.push_back(adaptation_set_ptr);</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  adaptation_set_map_[adaptation_set_ptr->id()] = std::move(new_adaptation_set);</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordflow">return</span> adaptation_set_ptr;</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span> }</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span> </div><div class="line"><a name="l00097"></a><span class="lineno"><a class="line" href="../../d8/de1/classshaka_1_1Period.html#a5c3d22d1f717275eee4ee5c52c89bf7f"> 97</a></span> xml::scoped_xml_ptr<xmlNode> <a class="code" href="../../d8/de1/classshaka_1_1Period.html#a5c3d22d1f717275eee4ee5c52c89bf7f">Period::GetXml</a>()<span class="keyword"> const </span>{</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <a class="code" href="../../d1/d31/classshaka_1_1xml_1_1XmlNode.html">xml::XmlNode</a> period(<span class="stringliteral">"Period"</span>);</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> </div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="comment">// Required for 'dynamic' MPDs.</span></div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  period.<a class="code" href="../../d1/d31/classshaka_1_1xml_1_1XmlNode.html#a7479055041708fb681957a838e7ecc1f">SetId</a>(id_);</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="comment">// Iterate thru AdaptationSets and add them to one big Period element.</span></div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& adaptation_set_pair : adaptation_set_map_) {</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  xml::scoped_xml_ptr<xmlNode> child(adaptation_set_pair.second->GetXml());</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keywordflow">if</span> (!child || !period.<a class="code" href="../../d1/d31/classshaka_1_1xml_1_1XmlNode.html#a5f8deed2a9bb707c40db24374b3b7fbd">AddChild</a>(std::move(child)))</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keywordflow">return</span> <span class="keyword">nullptr</span>;</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  }</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> </div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keywordflow">if</span> (duration_seconds_ != 0) {</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  period.<a class="code" href="../../d1/d31/classshaka_1_1xml_1_1XmlNode.html#afc83f9dbaedc8ba0fc9cc1153ac23329">SetStringAttribute</a>(<span class="stringliteral">"duration"</span>,</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  SecondsToXmlDuration(duration_seconds_));</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (mpd_options_.mpd_type == MpdType::kDynamic ||</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  start_time_in_seconds_ != 0) {</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  period.<a class="code" href="../../d1/d31/classshaka_1_1xml_1_1XmlNode.html#afc83f9dbaedc8ba0fc9cc1153ac23329">SetStringAttribute</a>(<span class="stringliteral">"start"</span>,</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  SecondsToXmlDuration(start_time_in_seconds_));</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  }</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keywordflow">return</span> period.<a class="code" href="../../d1/d31/classshaka_1_1xml_1_1XmlNode.html#a0be0a3e9b041978e118d994c1f13e8fb">PassScopedPtr</a>();</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span> }</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> </div><div class="line"><a name="l00120"></a><span class="lineno"><a class="line" href="../../d8/de1/classshaka_1_1Period.html#aee153103e77326b21f7f7c92af608654"> 120</a></span> <span class="keyword">const</span> std::list<AdaptationSet*> <a class="code" href="../../d8/de1/classshaka_1_1Period.html#aee153103e77326b21f7f7c92af608654">Period::GetAdaptationSets</a>()<span class="keyword"> const </span>{</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  std::list<AdaptationSet*> adaptation_sets;</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& adaptation_set_pair : adaptation_set_map_) {</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  adaptation_sets.push_back(adaptation_set_pair.second.get());</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  }</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keywordflow">return</span> adaptation_sets;</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span> }</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span> </div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span> std::unique_ptr<AdaptationSet> Period::NewAdaptationSet(</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  uint32_t adaptation_set_id,</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keyword">const</span> std::string& language,</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keyword">const</span> <a class="code" href="../../d1/df3/structshaka_1_1MpdOptions.html">MpdOptions</a>& options,</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  base::AtomicSequenceNumber* representation_counter) {</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="keywordflow">return</span> std::unique_ptr<AdaptationSet>(<span class="keyword">new</span> <a class="code" href="../../d8/d8e/classshaka_1_1AdaptationSet.html">AdaptationSet</a>(</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  adaptation_set_id, language, options, representation_counter));</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> }</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> </div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="keywordtype">bool</span> Period::SetNewAdaptationSetAttributes(</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keyword">const</span> std::string& language,</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keyword">const</span> MediaInfo& media_info,</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keyword">const</span> std::list<AdaptationSet*>& adaptation_sets,</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <a class="code" href="../../d8/d8e/classshaka_1_1AdaptationSet.html">AdaptationSet</a>* new_adaptation_set) {</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="keywordflow">if</span> (!language.empty() && language == mpd_options_.mpd_params.<a class="code" href="../../df/ddc/structshaka_1_1MpdParams.html#a74df80bd74635090e97837f3a5941d73">default_language</a>)</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  new_adaptation_set-><a class="code" href="../../d8/d8e/classshaka_1_1AdaptationSet.html#ae96ad89ec7cc7d5ef1db467a9cf13730">AddRole</a>(AdaptationSet::kRoleMain);</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span> </div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="keywordflow">if</span> (media_info.has_video_info()) {</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="comment">// Because 'language' is ignored for videos, |adaptation_sets| must have</span></div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="comment">// all the video AdaptationSets.</span></div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keywordflow">if</span> (adaptation_sets.size() > 1) {</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  new_adaptation_set-><a class="code" href="../../d8/d8e/classshaka_1_1AdaptationSet.html#ae96ad89ec7cc7d5ef1db467a9cf13730">AddRole</a>(AdaptationSet::kRoleMain);</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (adaptation_sets.size() == 1) {</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  (*adaptation_sets.begin())->AddRole(AdaptationSet::kRoleMain);</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  new_adaptation_set-><a class="code" href="../../d8/d8e/classshaka_1_1AdaptationSet.html#ae96ad89ec7cc7d5ef1db467a9cf13730">AddRole</a>(AdaptationSet::kRoleMain);</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  }</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> </div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordflow">if</span> (media_info.video_info().has_playback_rate()) {</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  uint32_t trick_play_reference_id = 0;</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordflow">if</span> (!FindOriginalAdaptationSetForTrickPlay(media_info,</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  &trick_play_reference_id)) {</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  LOG(ERROR) << <span class="stringliteral">"Failed to find main adaptation set for trick play."</span>;</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  }</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  DCHECK_NE(new_adaptation_set->id(), trick_play_reference_id);</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  new_adaptation_set-><a class="code" href="../../d8/d8e/classshaka_1_1AdaptationSet.html#a77c5aeacd170e402d2d37d3bf3956833">AddTrickPlayReferenceId</a>(trick_play_reference_id);</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  }</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (media_info.has_text_info()) {</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="comment">// IOP requires all AdaptationSets to have (sub)segmentAlignment set to</span></div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="comment">// true, so carelessly set it to true.</span></div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="comment">// In practice it doesn't really make sense to adapt between text tracks.</span></div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  new_adaptation_set-><a class="code" href="../../d8/d8e/classshaka_1_1AdaptationSet.html#a40532ecbed5f71de85bde0cb7eb1ef9d">ForceSetSegmentAlignment</a>(<span class="keyword">true</span>);</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  }</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span> }</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span> </div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span> <span class="keywordtype">bool</span> Period::FindOriginalAdaptationSetForTrickPlay(</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keyword">const</span> MediaInfo& media_info,</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  uint32_t* main_adaptation_set_id) {</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  MediaInfo media_info_no_trickplay = media_info;</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  media_info_no_trickplay.mutable_video_info()->clear_playback_rate();</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span> </div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  std::string key = GetAdaptationSetKey(media_info_no_trickplay);</div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keyword">const</span> std::list<AdaptationSet*>& adaptation_sets =</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  adaptation_set_list_map_[key];</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <span class="keywordflow">for</span> (<a class="code" href="../../d8/d8e/classshaka_1_1AdaptationSet.html">AdaptationSet</a>* adaptation_set : adaptation_sets) {</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="keywordflow">if</span> (protected_adaptation_set_map_.Match(*adaptation_set, media_info)) {</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  *main_adaptation_set_id = adaptation_set->id();</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  }</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  }</div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span> }</div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span> </div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <span class="keywordtype">void</span> Period::ProtectedAdaptationSetMap::Register(</div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keyword">const</span> <a class="code" href="../../d8/d8e/classshaka_1_1AdaptationSet.html">AdaptationSet</a>& adaptation_set,</div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keyword">const</span> MediaInfo& media_info) {</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  DCHECK(!ContainsKey(protected_content_map_, adaptation_set.id()));</div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  protected_content_map_[adaptation_set.id()] = media_info.protected_content();</div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span> }</div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span> </div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span> <span class="keywordtype">bool</span> Period::ProtectedAdaptationSetMap::Match(</div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="keyword">const</span> <a class="code" href="../../d8/d8e/classshaka_1_1AdaptationSet.html">AdaptationSet</a>& adaptation_set,</div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="keyword">const</span> MediaInfo& media_info) {</div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="keyword">const</span> <span class="keyword">auto</span> protected_content_it =</div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  protected_content_map_.find(adaptation_set.id());</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="comment">// If the AdaptationSet ID is not registered in the map, then it is clear</span></div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="comment">// content.</span></div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <span class="keywordflow">if</span> (protected_content_it == protected_content_map_.end())</div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="keywordflow">return</span> !media_info.has_protected_content();</div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="keywordflow">if</span> (!media_info.has_protected_content())</div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="keywordflow">return</span> ProtectedContentEq(protected_content_it->second,</div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  media_info.protected_content());</div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span> }</div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span> </div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span> <span class="keywordtype">bool</span> Period::ProtectedAdaptationSetMap::Switchable(</div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="keyword">const</span> <a class="code" href="../../d8/d8e/classshaka_1_1AdaptationSet.html">AdaptationSet</a>& adaptation_set_a,</div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <span class="keyword">const</span> <a class="code" href="../../d8/d8e/classshaka_1_1AdaptationSet.html">AdaptationSet</a>& adaptation_set_b) {</div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="keyword">const</span> <span class="keyword">auto</span> protected_content_it_a =</div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  protected_content_map_.find(adaptation_set_a.id());</div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="keyword">const</span> <span class="keyword">auto</span> protected_content_it_b =</div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  protected_content_map_.find(adaptation_set_b.id());</div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span> </div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="keywordflow">if</span> (protected_content_it_a == protected_content_map_.end())</div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="keywordflow">return</span> protected_content_it_b == protected_content_map_.end();</div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="keywordflow">if</span> (protected_content_it_b == protected_content_map_.end())</div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="comment">// Get all the UUIDs of the AdaptationSet. If another AdaptationSet has the</span></div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="comment">// same UUIDs then those are switchable.</span></div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="keywordflow">return</span> GetUUIDs(protected_content_it_a->second) ==</div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  GetUUIDs(protected_content_it_b->second);</div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span> }</div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span> </div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span> } <span class="comment">// namespace shaka</span></div><div class="ttc" id="structshaka_1_1MpdParams_html_a74df80bd74635090e97837f3a5941d73"><div class="ttname"><a href="../../df/ddc/structshaka_1_1MpdParams.html#a74df80bd74635090e97837f3a5941d73">shaka::MpdParams::default_language</a></div><div class="ttdeci">std::string default_language</div><div class="ttdef"><b>Definition:</b> <a href="../../d3/d07/mpd__params_8h_source.html#l00046">mpd_params.h:46</a></div></div>
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<div class="ttc" id="classshaka_1_1Period_html_a6481aa2a87b0154796f49cb6198d0deb"><div class="ttname"><a href="../../d8/de1/classshaka_1_1Period.html#a6481aa2a87b0154796f49cb6198d0deb">shaka::Period::GetOrCreateAdaptationSet</a></div><div class="ttdeci">virtual AdaptationSet * GetOrCreateAdaptationSet(const MediaInfo &media_info, bool content_protection_in_adaptation_set)</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/de1/period_8cc_source.html#l00048">period.cc:48</a></div></div>
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<div class="ttc" id="classshaka_1_1AdaptationSet_html"><div class="ttname"><a href="../../d8/d8e/classshaka_1_1AdaptationSet.html">shaka::AdaptationSet</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d8/d72/adaptation__set_8h_source.html#l00037">adaptation_set.h:37</a></div></div>
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<div class="ttc" id="classshaka_1_1xml_1_1XmlNode_html"><div class="ttname"><a href="../../d1/d31/classshaka_1_1xml_1_1XmlNode.html">shaka::xml::XmlNode</a></div><div class="ttdef"><b>Definition:</b> <a href="../../dd/de7/xml__node_8h_source.html#l00032">xml_node.h:32</a></div></div>
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<div class="ttc" id="classshaka_1_1Period_html_a5c3d22d1f717275eee4ee5c52c89bf7f"><div class="ttname"><a href="../../d8/de1/classshaka_1_1Period.html#a5c3d22d1f717275eee4ee5c52c89bf7f">shaka::Period::GetXml</a></div><div class="ttdeci">xml::scoped_xml_ptr< xmlNode > GetXml() const</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/de1/period_8cc_source.html#l00097">period.cc:97</a></div></div>
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<div class="ttc" id="classshaka_1_1xml_1_1XmlNode_html_a0be0a3e9b041978e118d994c1f13e8fb"><div class="ttname"><a href="../../d1/d31/classshaka_1_1xml_1_1XmlNode.html#a0be0a3e9b041978e118d994c1f13e8fb">shaka::xml::XmlNode::PassScopedPtr</a></div><div class="ttdeci">scoped_xml_ptr< xmlNode > PassScopedPtr()</div><div class="ttdef"><b>Definition:</b> <a href="../../df/d96/xml__node_8cc_source.html#l00136">xml_node.cc:136</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="classshaka_1_1xml_1_1XmlNode_html_afc83f9dbaedc8ba0fc9cc1153ac23329"><div class="ttname"><a href="../../d1/d31/classshaka_1_1xml_1_1XmlNode.html#afc83f9dbaedc8ba0fc9cc1153ac23329">shaka::xml::XmlNode::SetStringAttribute</a></div><div class="ttdeci">void SetStringAttribute(const char *attribute_name, const std::string &attribute)</div><div class="ttdef"><b>Definition:</b> <a href="../../df/d96/xml__node_8cc_source.html#l00104">xml_node.cc:104</a></div></div>
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<div class="ttc" id="classshaka_1_1xml_1_1XmlNode_html_a5f8deed2a9bb707c40db24374b3b7fbd"><div class="ttname"><a href="../../d1/d31/classshaka_1_1xml_1_1XmlNode.html#a5f8deed2a9bb707c40db24374b3b7fbd">shaka::xml::XmlNode::AddChild</a></div><div class="ttdeci">bool AddChild(scoped_xml_ptr< xmlNode > child)</div><div class="ttdef"><b>Definition:</b> <a href="../../df/d96/xml__node_8cc_source.html#l00062">xml_node.cc:62</a></div></div>
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<div class="ttc" id="classshaka_1_1AdaptationSet_html_a77c5aeacd170e402d2d37d3bf3956833"><div class="ttname"><a href="../../d8/d8e/classshaka_1_1AdaptationSet.html#a77c5aeacd170e402d2d37d3bf3956833">shaka::AdaptationSet::AddTrickPlayReferenceId</a></div><div class="ttdeci">virtual void AddTrickPlayReferenceId(uint32_t id)</div><div class="ttdef"><b>Definition:</b> <a href="../../de/dc2/adaptation__set_8cc_source.html#l00375">adaptation_set.cc:375</a></div></div>
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<div class="ttc" id="classshaka_1_1AdaptationSet_html_ae96ad89ec7cc7d5ef1db467a9cf13730"><div class="ttname"><a href="../../d8/d8e/classshaka_1_1AdaptationSet.html#ae96ad89ec7cc7d5ef1db467a9cf13730">shaka::AdaptationSet::AddRole</a></div><div class="ttdeci">virtual void AddRole(Role role)</div><div class="ttdef"><b>Definition:</b> <a href="../../de/dc2/adaptation__set_8cc_source.html#l00232">adaptation_set.cc:232</a></div></div>
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<div class="ttc" id="namespaceshaka_html_abfd977a0dfb051a942d1694442692814"><div class="ttname"><a href="../../d8/daf/namespaceshaka.html#abfd977a0dfb051a942d1694442692814">shaka::AddContentProtectionElements</a></div><div class="ttdeci">void AddContentProtectionElements(const MediaInfo &media_info, Representation *parent)</div><div class="ttdef"><b>Definition:</b> <a href="../../db/dfb/mpd__utils_8cc_source.html#l00368">mpd_utils.cc:368</a></div></div>
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<div class="ttc" id="classshaka_1_1xml_1_1XmlNode_html_a7479055041708fb681957a838e7ecc1f"><div class="ttname"><a href="../../d1/d31/classshaka_1_1xml_1_1XmlNode.html#a7479055041708fb681957a838e7ecc1f">shaka::xml::XmlNode::SetId</a></div><div class="ttdeci">void SetId(uint32_t id)</div><div class="ttdef"><b>Definition:</b> <a href="../../df/d96/xml__node_8cc_source.html#l00127">xml_node.cc:127</a></div></div>
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<div class="ttc" id="classshaka_1_1AdaptationSet_html_a40532ecbed5f71de85bde0cb7eb1ef9d"><div class="ttname"><a href="../../d8/d8e/classshaka_1_1AdaptationSet.html#a40532ecbed5f71de85bde0cb7eb1ef9d">shaka::AdaptationSet::ForceSetSegmentAlignment</a></div><div class="ttdeci">virtual void ForceSetSegmentAlignment(bool segment_alignment)</div><div class="ttdef"><b>Definition:</b> <a href="../../de/dc2/adaptation__set_8cc_source.html#l00341">adaptation_set.cc:341</a></div></div>
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<div class="ttc" id="classshaka_1_1Period_html_aee153103e77326b21f7f7c92af608654"><div class="ttname"><a href="../../d8/de1/classshaka_1_1Period.html#aee153103e77326b21f7f7c92af608654">shaka::Period::GetAdaptationSets</a></div><div class="ttdeci">const std::list< AdaptationSet * > GetAdaptationSets() const</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/de1/period_8cc_source.html#l00120">period.cc:120</a></div></div>
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<div class="ttc" id="structshaka_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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<div class="ttc" id="classshaka_1_1Period_html_a53184fcdfd6259b4f9a4b0e56dcfcacf"><div class="ttname"><a href="../../d8/de1/classshaka_1_1Period.html#a53184fcdfd6259b4f9a4b0e56dcfcacf">shaka::Period::Period</a></div><div class="ttdeci">Period(uint32_t period_id, double start_time_in_seconds, const MpdOptions &mpd_options, base::AtomicSequenceNumber *adaptation_set_counter, base::AtomicSequenceNumber *representation_counter)</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/de1/period_8cc_source.html#l00037">period.cc:37</a></div></div>
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