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<div class="title">webm_webvtt_parser.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 2014 The Chromium Authors. All rights reserved.</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment">// Use of this source code is governed by a BSD-style license that can be</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment">// found in the LICENSE file.</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160; </div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="preprocessor">#ifndef PACKAGER_MEDIA_FORMATS_WEBM_WEBM_WEBVTT_PARSER_H_</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="preprocessor">#define PACKAGER_MEDIA_FORMATS_WEBM_WEBM_WEBVTT_PARSER_H_</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160; </div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="preprocessor">#include &lt;stdint.h&gt;</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160; </div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="preprocessor">#include &lt;string&gt;</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 &quot;packager/base/macros.h&quot;</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="keyword">namespace </span><a class="code" href="../../d8/daf/namespaceshaka.html">shaka</a> {</div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="keyword">namespace </span>media {</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"><a class="line" href="../../d4/d59/classshaka_1_1media_1_1WebMWebVTTParser.html"> 17</a></span>&#160;<span class="keyword">class </span><a class="code" href="../../d4/d59/classshaka_1_1media_1_1WebMWebVTTParser.html">WebMWebVTTParser</a> {</div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160; <span class="keyword">public</span>:</div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160; <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="../../d4/d59/classshaka_1_1media_1_1WebMWebVTTParser.html#a4e6f754e4fba24f7ea77fd0db959908b">Parse</a>(<span class="keyword">const</span> uint8_t* payload,</div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160; <span class="keywordtype">int</span> payload_size,</div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160; std::string* <span class="keywordtype">id</span>,</div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160; std::string* settings,</div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160; std::string* content);</div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160; </div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160; <span class="keyword">private</span>:</div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160; <span class="comment">// The payload is the embedded WebVTT cue, stored in a WebM block.</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160; <span class="comment">// The parser treats this as a UTF-8 byte stream.</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160; <a class="code" href="../../d4/d59/classshaka_1_1media_1_1WebMWebVTTParser.html">WebMWebVTTParser</a>(<span class="keyword">const</span> uint8_t* payload, <span class="keywordtype">int</span> payload_size);</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160; </div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160; <span class="comment">// Parse the cue identifier, settings, and content from the stream.</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160; <span class="keywordtype">void</span> <a class="code" href="../../d4/d59/classshaka_1_1media_1_1WebMWebVTTParser.html#a4e6f754e4fba24f7ea77fd0db959908b">Parse</a>(std::string* <span class="keywordtype">id</span>, std::string* settings, std::string* content);</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160; <span class="comment">// Remove a byte from the stream, advancing the stream pointer.</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160; <span class="comment">// Returns true if a character was returned; false means &quot;end of stream&quot;.</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160; <span class="keywordtype">bool</span> GetByte(uint8_t* <span class="keywordtype">byte</span>);</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="comment">// Backup the stream pointer.</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; <span class="keywordtype">void</span> UngetByte();</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; <span class="comment">// Parse a line of text from the stream.</span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; <span class="keywordtype">void</span> ParseLine(std::string* line);</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; <span class="comment">// Represents the portion of the stream that has not been consumed yet.</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160; <span class="keyword">const</span> uint8_t* ptr_;</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160; <span class="keyword">const</span> uint8_t* <span class="keyword">const</span> ptr_end_;</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; </div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; DISALLOW_COPY_AND_ASSIGN(<a class="code" href="../../d4/d59/classshaka_1_1media_1_1WebMWebVTTParser.html">WebMWebVTTParser</a>);</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; </div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160;} <span class="comment">// namespace media</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160;} <span class="comment">// namespace shaka</span></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="preprocessor">#endif </span><span class="comment">// PACKAGER_MEDIA_FORMATS_WEBM_WEBM_WEBVTT_PARSER_H_</span></div>
<div class="ttc" id="aclassshaka_1_1media_1_1WebMWebVTTParser_html"><div class="ttname"><a href="../../d4/d59/classshaka_1_1media_1_1WebMWebVTTParser.html">shaka::media::WebMWebVTTParser</a></div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dbf/webm__webvtt__parser_8h_source.html#l00017">webm_webvtt_parser.h:17</a></div></div>
<div class="ttc" id="aclassshaka_1_1media_1_1WebMWebVTTParser_html_a4e6f754e4fba24f7ea77fd0db959908b"><div class="ttname"><a href="../../d4/d59/classshaka_1_1media_1_1WebMWebVTTParser.html#a4e6f754e4fba24f7ea77fd0db959908b">shaka::media::WebMWebVTTParser::Parse</a></div><div class="ttdeci">static void Parse(const uint8_t *payload, int payload_size, std::string *id, std::string *settings, std::string *content)</div><div class="ttdoc">Utility function to parse the WebVTT cue from a byte stream.</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/dc1/webm__webvtt__parser_8cc_source.html#l00010">webm_webvtt_parser.cc:10</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>
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