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<li class="navelem"><a class="el" href="../../dir_39dc0668bd5a501998f94e8b4e546c71.html">media</a></li><li class="navelem"><a class="el" href="../../dir_c6ada2450b25ab5438a4dba6c9b890af.html">base</a></li> </ul>
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<div class="title">media_handler.h</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">// Copyright 2017 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;</div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="preprocessor">#ifndef PACKAGER_MEDIA_BASE_MEDIA_HANDLER_H_</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define PACKAGER_MEDIA_BASE_MEDIA_HANDLER_H_</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="preprocessor">#include &lt;map&gt;</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="preprocessor">#include &lt;memory&gt;</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="preprocessor">#include &lt;utility&gt;</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;</div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="preprocessor">#include &quot;packager/media/base/media_sample.h&quot;</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="preprocessor">#include &quot;packager/media/base/status.h&quot;</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="preprocessor">#include &quot;packager/media/base/stream_info.h&quot;</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;</div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="keyword">namespace </span>shaka {</div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;<span class="keyword">namespace </span>media {</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">enum class</span> StreamDataType {</div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160; kUnknown,</div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160; kPeriodInfo,</div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160; kStreamInfo,</div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160; kMediaSample,</div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160; kMediaEvent,</div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160; kSegmentInfo,</div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;};</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160;</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;<span class="comment">// TODO(kqyang): Define these structures.</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"><a class="line" href="../../d7/d58/structshaka_1_1media_1_1PeriodInfo.html"> 31</a></span>&#160;<span class="keyword">struct </span><a class="code" href="../../d7/d58/structshaka_1_1media_1_1PeriodInfo.html">PeriodInfo</a> {};</div>
<div class="line"><a name="l00032"></a><span class="lineno"><a class="line" href="../../df/dd3/structshaka_1_1media_1_1MediaEvent.html"> 32</a></span>&#160;<span class="keyword">struct </span><a class="code" href="../../df/dd3/structshaka_1_1media_1_1MediaEvent.html">MediaEvent</a> {};</div>
<div class="line"><a name="l00033"></a><span class="lineno"><a class="line" href="../../d0/dc0/structshaka_1_1media_1_1SegmentInfo.html"> 33</a></span>&#160;<span class="keyword">struct </span><a class="code" href="../../d0/dc0/structshaka_1_1media_1_1SegmentInfo.html">SegmentInfo</a> {</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160; <span class="keywordtype">bool</span> is_subsegment = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160; <span class="keywordtype">bool</span> is_encrypted = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160; int64_t start_timestamp = -1;</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160; int64_t duration = 0;</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; <span class="comment">// This is only available if key rotation is enabled. Note that we may have</span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160; <span class="comment">// a |key_rotation_encryption_config| even if the segment is not encrypted,</span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; <span class="comment">// which is the case for clear lead.</span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; std::shared_ptr&lt;EncryptionConfig&gt; key_rotation_encryption_config;</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160;};</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;<span class="comment">// TODO(kqyang): Should we use protobuf?</span></div>
<div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="../../d0/d4c/structshaka_1_1media_1_1StreamData.html"> 45</a></span>&#160;<span class="keyword">struct </span><a class="code" href="../../d0/d4c/structshaka_1_1media_1_1StreamData.html">StreamData</a> {</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; <span class="keywordtype">size_t</span> stream_index = <span class="keyword">static_cast&lt;</span><span class="keywordtype">size_t</span><span class="keyword">&gt;</span>(-1);</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; StreamDataType stream_data_type = StreamDataType::kUnknown;</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160;</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; std::shared_ptr&lt;PeriodInfo&gt; period_info;</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; std::shared_ptr&lt;StreamInfo&gt; stream_info;</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; std::shared_ptr&lt;MediaSample&gt; media_sample;</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160; std::shared_ptr&lt;MediaEvent&gt; media_event;</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160; std::shared_ptr&lt;SegmentInfo&gt; segment_info;</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160;};</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160;</div>
<div class="line"><a name="l00071"></a><span class="lineno"><a class="line" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html"> 71</a></span>&#160;<span class="keyword">class </span><a class="code" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html">MediaHandler</a> {</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; <span class="keyword">public</span>:</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; <a class="code" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html">MediaHandler</a>() = <span class="keywordflow">default</span>;</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; <span class="keyword">virtual</span> ~<a class="code" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html">MediaHandler</a>() = <span class="keywordflow">default</span>;</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160;</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160; <a class="code" href="../../d0/d93/classshaka_1_1media_1_1Status.html">Status</a> <a class="code" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a0fac1fe2d593e78d47244acdfa21759d">SetHandler</a>(<span class="keywordtype">size_t</span> output_stream_index,</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160; std::shared_ptr&lt;MediaHandler&gt; handler);</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160;</div>
<div class="line"><a name="l00081"></a><span class="lineno"><a class="line" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#afc48a2450ce50162de18071aef516b6c"> 81</a></span>&#160; <a class="code" href="../../d0/d93/classshaka_1_1media_1_1Status.html">Status</a> <a class="code" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#afc48a2450ce50162de18071aef516b6c">AddHandler</a>(std::shared_ptr&lt;MediaHandler&gt; handler) {</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a0fac1fe2d593e78d47244acdfa21759d">SetHandler</a>(next_output_stream_index_, handler);</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;</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; <a class="code" href="../../d0/d93/classshaka_1_1media_1_1Status.html">Status</a> <a class="code" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#aed0da512bbd998ec9d0a5c019ad17acb">Initialize</a>();</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="keyword">protected</span>:</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160; <span class="keyword">virtual</span> <a class="code" href="../../d0/d93/classshaka_1_1media_1_1Status.html">Status</a> <a class="code" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a0e05325d62bfb66318301c1ed790a46e">InitializeInternal</a>() = 0;</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160;</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; <span class="keyword">virtual</span> <a class="code" href="../../d0/d93/classshaka_1_1media_1_1Status.html">Status</a> <a class="code" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#acb614e9f43e1eb6f837801b15b78c0b4">Process</a>(std::unique_ptr&lt;StreamData&gt; stream_data) = 0;</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160;</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160; <span class="keyword">virtual</span> <a class="code" href="../../d0/d93/classshaka_1_1media_1_1Status.html">Status</a> <a class="code" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a69a31b8ec1b85fd4790c7c2013c69a73">OnFlushRequest</a>(<span class="keywordtype">size_t</span> input_stream_index);</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160;</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160; <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a71df357be46c02dc0e71b2eabb034c10">ValidateOutputStreamIndex</a>(<span class="keywordtype">size_t</span> stream_index) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160;</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160; <span class="keywordtype">bool</span> initialized() { <span class="keywordflow">return</span> initialized_; }</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; <span class="keywordtype">size_t</span> num_input_streams() { <span class="keywordflow">return</span> num_input_streams_; }</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160;</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; Status <a class="code" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#accd62dd4def920571f95f4e1a98ab7ca">Dispatch</a>(std::unique_ptr&lt;StreamData&gt; stream_data);</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160;</div>
<div class="line"><a name="l00114"></a><span class="lineno"><a class="line" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#ac5c28b9b8e5aa8471186b35f005986a1"> 114</a></span>&#160; <a class="code" href="../../d0/d93/classshaka_1_1media_1_1Status.html">Status</a> <a class="code" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#ac5c28b9b8e5aa8471186b35f005986a1">DispatchPeriodInfo</a>(<span class="keywordtype">size_t</span> stream_index,</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; std::shared_ptr&lt;PeriodInfo&gt; period_info) {</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; std::unique_ptr&lt;StreamData&gt; stream_data(<span class="keyword">new</span> <a class="code" href="../../d0/d4c/structshaka_1_1media_1_1StreamData.html">StreamData</a>);</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; stream_data-&gt;stream_index = stream_index;</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; stream_data-&gt;stream_data_type = StreamDataType::kPeriodInfo;</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160; stream_data-&gt;period_info = std::move(period_info);</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#accd62dd4def920571f95f4e1a98ab7ca">Dispatch</a>(std::move(stream_data));</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160; }</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160;</div>
<div class="line"><a name="l00124"></a><span class="lineno"><a class="line" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a855263bdfc4c0e24d94277dc4a1b415f"> 124</a></span>&#160; <a class="code" href="../../d0/d93/classshaka_1_1media_1_1Status.html">Status</a> <a class="code" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a855263bdfc4c0e24d94277dc4a1b415f">DispatchStreamInfo</a>(<span class="keywordtype">size_t</span> stream_index,</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160; std::shared_ptr&lt;StreamInfo&gt; stream_info) {</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160; std::unique_ptr&lt;StreamData&gt; stream_data(<span class="keyword">new</span> <a class="code" href="../../d0/d4c/structshaka_1_1media_1_1StreamData.html">StreamData</a>);</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160; stream_data-&gt;stream_index = stream_index;</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; stream_data-&gt;stream_data_type = StreamDataType::kStreamInfo;</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; stream_data-&gt;stream_info = std::move(stream_info);</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#accd62dd4def920571f95f4e1a98ab7ca">Dispatch</a>(std::move(stream_data));</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; }</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160;</div>
<div class="line"><a name="l00134"></a><span class="lineno"><a class="line" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a73dfbc5de4901830cfd25775e2e4fcff"> 134</a></span>&#160; <a class="code" href="../../d0/d93/classshaka_1_1media_1_1Status.html">Status</a> <a class="code" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a73dfbc5de4901830cfd25775e2e4fcff">DispatchMediaSample</a>(<span class="keywordtype">size_t</span> stream_index,</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; std::shared_ptr&lt;MediaSample&gt; media_sample) {</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; std::unique_ptr&lt;StreamData&gt; stream_data(<span class="keyword">new</span> <a class="code" href="../../d0/d4c/structshaka_1_1media_1_1StreamData.html">StreamData</a>);</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; stream_data-&gt;stream_index = stream_index;</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; stream_data-&gt;stream_data_type = StreamDataType::kMediaSample;</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; stream_data-&gt;media_sample = std::move(media_sample);</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#accd62dd4def920571f95f4e1a98ab7ca">Dispatch</a>(std::move(stream_data));</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; }</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160;</div>
<div class="line"><a name="l00144"></a><span class="lineno"><a class="line" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a860716d6beae66729df7bb86b19aa81d"> 144</a></span>&#160; <a class="code" href="../../d0/d93/classshaka_1_1media_1_1Status.html">Status</a> <a class="code" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a860716d6beae66729df7bb86b19aa81d">DispatchMediaEvent</a>(<span class="keywordtype">size_t</span> stream_index,</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; std::shared_ptr&lt;MediaEvent&gt; media_event) {</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160; std::unique_ptr&lt;StreamData&gt; stream_data(<span class="keyword">new</span> <a class="code" href="../../d0/d4c/structshaka_1_1media_1_1StreamData.html">StreamData</a>);</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; stream_data-&gt;stream_index = stream_index;</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160; stream_data-&gt;stream_data_type = StreamDataType::kMediaEvent;</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160; stream_data-&gt;media_event = std::move(media_event);</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#accd62dd4def920571f95f4e1a98ab7ca">Dispatch</a>(std::move(stream_data));</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; }</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160;</div>
<div class="line"><a name="l00154"></a><span class="lineno"><a class="line" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a505c70d5e911e45ebcabcce09e2658f9"> 154</a></span>&#160; <a class="code" href="../../d0/d93/classshaka_1_1media_1_1Status.html">Status</a> <a class="code" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a505c70d5e911e45ebcabcce09e2658f9">DispatchSegmentInfo</a>(<span class="keywordtype">size_t</span> stream_index,</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160; std::shared_ptr&lt;SegmentInfo&gt; segment_info) {</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160; std::unique_ptr&lt;StreamData&gt; stream_data(<span class="keyword">new</span> <a class="code" href="../../d0/d4c/structshaka_1_1media_1_1StreamData.html">StreamData</a>);</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160; stream_data-&gt;stream_index = stream_index;</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160; stream_data-&gt;stream_data_type = StreamDataType::kSegmentInfo;</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160; stream_data-&gt;segment_info = std::move(segment_info);</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160; <span class="keywordflow">return</span> <a class="code" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#accd62dd4def920571f95f4e1a98ab7ca">Dispatch</a>(std::move(stream_data));</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160; }</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160;</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160; <a class="code" href="../../d0/d93/classshaka_1_1media_1_1Status.html">Status</a> <a class="code" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#ad5001bf12073101a949b062943769f5b">FlushDownstream</a>(<span class="keywordtype">size_t</span> output_stream_index);</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160;</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160; <span class="keywordtype">size_t</span> num_input_streams()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> num_input_streams_; }</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160; <span class="keywordtype">size_t</span> next_output_stream_index()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> next_output_stream_index_; }</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160; <span class="keyword">const</span> std::map&lt;size_t, std::pair&lt;std::shared_ptr&lt;MediaHandler&gt;, <span class="keywordtype">size_t</span>&gt;&gt;&amp;</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160; output_handlers() {</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160; <span class="keywordflow">return</span> output_handlers_;</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>&#160; }</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>&#160;</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160; <span class="keyword">private</span>:</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160; MediaHandler(<span class="keyword">const</span> MediaHandler&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160; MediaHandler&amp; operator=(<span class="keyword">const</span> MediaHandler&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160;</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160; <span class="keywordtype">bool</span> initialized_ = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160; <span class="comment">// Number of input streams.</span></div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160; <span class="keywordtype">size_t</span> num_input_streams_ = 0;</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160; <span class="comment">// The next available output stream index, used by AddHandler.</span></div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160; <span class="keywordtype">size_t</span> next_output_stream_index_ = 0;</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160; <span class="comment">// output stream index -&gt; {output handler, output handler input stream index}</span></div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>&#160; <span class="comment">// map.</span></div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>&#160; std::map&lt;size_t, std::pair&lt;std::shared_ptr&lt;MediaHandler&gt;, <span class="keywordtype">size_t</span>&gt;&gt;</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160; output_handlers_;</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160;};</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160;</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160;} <span class="comment">// namespace media</span></div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160;} <span class="comment">// namespace shaka</span></div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160;</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>&#160;<span class="preprocessor">#endif // PACKAGER_MEDIA_BASE_MEDIA_HANDLER_H_</span></div>
<div class="ttc" id="classshaka_1_1media_1_1MediaHandler_html_a71df357be46c02dc0e71b2eabb034c10"><div class="ttname"><a href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a71df357be46c02dc0e71b2eabb034c10">shaka::media::MediaHandler::ValidateOutputStreamIndex</a></div><div class="ttdeci">virtual bool ValidateOutputStreamIndex(size_t stream_index) const </div><div class="ttdoc">Validate if the stream at the specified index actually exists. </div><div class="ttdef"><b>Definition:</b> <a href="../../d2/de9/media__handler_8cc_source.html#l00048">media_handler.cc:48</a></div></div>
<div class="ttc" id="classshaka_1_1media_1_1MediaHandler_html_a73dfbc5de4901830cfd25775e2e4fcff"><div class="ttname"><a href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a73dfbc5de4901830cfd25775e2e4fcff">shaka::media::MediaHandler::DispatchMediaSample</a></div><div class="ttdeci">Status DispatchMediaSample(size_t stream_index, std::shared_ptr&lt; MediaSample &gt; media_sample)</div><div class="ttdoc">Dispatch the media sample to downstream handlers. </div><div class="ttdef"><b>Definition:</b> <a href="../../d3/d93/media__handler_8h_source.html#l00134">media_handler.h:134</a></div></div>
<div class="ttc" id="structshaka_1_1media_1_1MediaEvent_html"><div class="ttname"><a href="../../df/dd3/structshaka_1_1media_1_1MediaEvent.html">shaka::media::MediaEvent</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d3/d93/media__handler_8h_source.html#l00032">media_handler.h:32</a></div></div>
<div class="ttc" id="classshaka_1_1media_1_1MediaHandler_html_a0e05325d62bfb66318301c1ed790a46e"><div class="ttname"><a href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a0e05325d62bfb66318301c1ed790a46e">shaka::media::MediaHandler::InitializeInternal</a></div><div class="ttdeci">virtual Status InitializeInternal()=0</div></div>
<div class="ttc" id="classshaka_1_1media_1_1MediaHandler_html_accd62dd4def920571f95f4e1a98ab7ca"><div class="ttname"><a href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#accd62dd4def920571f95f4e1a98ab7ca">shaka::media::MediaHandler::Dispatch</a></div><div class="ttdeci">Status Dispatch(std::unique_ptr&lt; StreamData &gt; stream_data)</div><div class="ttdef"><b>Definition:</b> <a href="../../d2/de9/media__handler_8cc_source.html#l00052">media_handler.cc:52</a></div></div>
<div class="ttc" id="structshaka_1_1media_1_1SegmentInfo_html"><div class="ttname"><a href="../../d0/dc0/structshaka_1_1media_1_1SegmentInfo.html">shaka::media::SegmentInfo</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d3/d93/media__handler_8h_source.html#l00033">media_handler.h:33</a></div></div>
<div class="ttc" id="structshaka_1_1media_1_1StreamData_html"><div class="ttname"><a href="../../d0/d4c/structshaka_1_1media_1_1StreamData.html">shaka::media::StreamData</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d3/d93/media__handler_8h_source.html#l00045">media_handler.h:45</a></div></div>
<div class="ttc" id="classshaka_1_1media_1_1MediaHandler_html"><div class="ttname"><a href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html">shaka::media::MediaHandler</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d3/d93/media__handler_8h_source.html#l00071">media_handler.h:71</a></div></div>
<div class="ttc" id="classshaka_1_1media_1_1MediaHandler_html_a69a31b8ec1b85fd4790c7c2013c69a73"><div class="ttname"><a href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a69a31b8ec1b85fd4790c7c2013c69a73">shaka::media::MediaHandler::OnFlushRequest</a></div><div class="ttdeci">virtual Status OnFlushRequest(size_t input_stream_index)</div><div class="ttdoc">Event handler for flush request at the specific input stream index. </div><div class="ttdef"><b>Definition:</b> <a href="../../d2/de9/media__handler_8cc_source.html#l00041">media_handler.cc:41</a></div></div>
<div class="ttc" id="classshaka_1_1media_1_1MediaHandler_html_acb614e9f43e1eb6f837801b15b78c0b4"><div class="ttname"><a href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#acb614e9f43e1eb6f837801b15b78c0b4">shaka::media::MediaHandler::Process</a></div><div class="ttdeci">virtual Status Process(std::unique_ptr&lt; StreamData &gt; stream_data)=0</div></div>
<div class="ttc" id="classshaka_1_1media_1_1MediaHandler_html_a860716d6beae66729df7bb86b19aa81d"><div class="ttname"><a href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a860716d6beae66729df7bb86b19aa81d">shaka::media::MediaHandler::DispatchMediaEvent</a></div><div class="ttdeci">Status DispatchMediaEvent(size_t stream_index, std::shared_ptr&lt; MediaEvent &gt; media_event)</div><div class="ttdoc">Dispatch the media event to downstream handlers. </div><div class="ttdef"><b>Definition:</b> <a href="../../d3/d93/media__handler_8h_source.html#l00144">media_handler.h:144</a></div></div>
<div class="ttc" id="classshaka_1_1media_1_1MediaHandler_html_a855263bdfc4c0e24d94277dc4a1b415f"><div class="ttname"><a href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a855263bdfc4c0e24d94277dc4a1b415f">shaka::media::MediaHandler::DispatchStreamInfo</a></div><div class="ttdeci">Status DispatchStreamInfo(size_t stream_index, std::shared_ptr&lt; StreamInfo &gt; stream_info)</div><div class="ttdoc">Dispatch the stream info to downstream handlers. </div><div class="ttdef"><b>Definition:</b> <a href="../../d3/d93/media__handler_8h_source.html#l00124">media_handler.h:124</a></div></div>
<div class="ttc" id="classshaka_1_1media_1_1MediaHandler_html_ac5c28b9b8e5aa8471186b35f005986a1"><div class="ttname"><a href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#ac5c28b9b8e5aa8471186b35f005986a1">shaka::media::MediaHandler::DispatchPeriodInfo</a></div><div class="ttdeci">Status DispatchPeriodInfo(size_t stream_index, std::shared_ptr&lt; PeriodInfo &gt; period_info)</div><div class="ttdoc">Dispatch the period info to downstream handlers. </div><div class="ttdef"><b>Definition:</b> <a href="../../d3/d93/media__handler_8h_source.html#l00114">media_handler.h:114</a></div></div>
<div class="ttc" id="classshaka_1_1media_1_1MediaHandler_html_afc48a2450ce50162de18071aef516b6c"><div class="ttname"><a href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#afc48a2450ce50162de18071aef516b6c">shaka::media::MediaHandler::AddHandler</a></div><div class="ttdeci">Status AddHandler(std::shared_ptr&lt; MediaHandler &gt; handler)</div><div class="ttdoc">Connect downstream handler to the next availble output stream index. </div><div class="ttdef"><b>Definition:</b> <a href="../../d3/d93/media__handler_8h_source.html#l00081">media_handler.h:81</a></div></div>
<div class="ttc" id="classshaka_1_1media_1_1MediaHandler_html_ad5001bf12073101a949b062943769f5b"><div class="ttname"><a href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#ad5001bf12073101a949b062943769f5b">shaka::media::MediaHandler::FlushDownstream</a></div><div class="ttdeci">Status FlushDownstream(size_t output_stream_index)</div><div class="ttdoc">Flush the downstream connected at the specified output stream index. </div><div class="ttdef"><b>Definition:</b> <a href="../../d2/de9/media__handler_8cc_source.html#l00063">media_handler.cc:63</a></div></div>
<div class="ttc" id="classshaka_1_1media_1_1Status_html"><div class="ttname"><a href="../../d0/d93/classshaka_1_1media_1_1Status.html">shaka::media::Status</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d1/d13/status_8h_source.html#l00088">status.h:88</a></div></div>
<div class="ttc" id="classshaka_1_1media_1_1MediaHandler_html_a505c70d5e911e45ebcabcce09e2658f9"><div class="ttname"><a href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a505c70d5e911e45ebcabcce09e2658f9">shaka::media::MediaHandler::DispatchSegmentInfo</a></div><div class="ttdeci">Status DispatchSegmentInfo(size_t stream_index, std::shared_ptr&lt; SegmentInfo &gt; segment_info)</div><div class="ttdoc">Dispatch the segment info to downstream handlers. </div><div class="ttdef"><b>Definition:</b> <a href="../../d3/d93/media__handler_8h_source.html#l00154">media_handler.h:154</a></div></div>
<div class="ttc" id="classshaka_1_1media_1_1MediaHandler_html_a0fac1fe2d593e78d47244acdfa21759d"><div class="ttname"><a href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a0fac1fe2d593e78d47244acdfa21759d">shaka::media::MediaHandler::SetHandler</a></div><div class="ttdeci">Status SetHandler(size_t output_stream_index, std::shared_ptr&lt; MediaHandler &gt; handler)</div><div class="ttdoc">Connect downstream handler at the specified output stream index. </div><div class="ttdef"><b>Definition:</b> <a href="../../d2/de9/media__handler_8cc_source.html#l00012">media_handler.cc:12</a></div></div>
<div class="ttc" id="classshaka_1_1media_1_1MediaHandler_html_aed0da512bbd998ec9d0a5c019ad17acb"><div class="ttname"><a href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#aed0da512bbd998ec9d0a5c019ad17acb">shaka::media::MediaHandler::Initialize</a></div><div class="ttdeci">Status Initialize()</div><div class="ttdef"><b>Definition:</b> <a href="../../d2/de9/media__handler_8cc_source.html#l00024">media_handler.cc:24</a></div></div>
<div class="ttc" id="structshaka_1_1media_1_1PeriodInfo_html"><div class="ttname"><a href="../../d7/d58/structshaka_1_1media_1_1PeriodInfo.html">shaka::media::PeriodInfo</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d3/d93/media__handler_8h_source.html#l00031">media_handler.h:31</a></div></div>
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