85 lines
15 KiB
HTML
85 lines
15 KiB
HTML
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
|
|
<html xmlns="http://www.w3.org/1999/xhtml">
|
|
<head>
|
|
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
|
|
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
|
|
<meta name="generator" content="Doxygen 1.8.13"/>
|
|
<meta name="viewport" content="width=device-width, initial-scale=1"/>
|
|
<title>Shaka Packager SDK: packager/media/formats/webvtt/text_padder.cc Source File</title>
|
|
<link href="../../tabs.css" rel="stylesheet" type="text/css"/>
|
|
<script type="text/javascript" src="../../jquery.js"></script>
|
|
<script type="text/javascript" src="../../dynsections.js"></script>
|
|
<link href="../../search/search.css" rel="stylesheet" type="text/css"/>
|
|
<script type="text/javascript" src="../../search/searchdata.js"></script>
|
|
<script type="text/javascript" src="../../search/search.js"></script>
|
|
<link href="../../doxygen.css" rel="stylesheet" type="text/css" />
|
|
</head>
|
|
<body>
|
|
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
|
|
<div id="titlearea">
|
|
<table cellspacing="0" cellpadding="0">
|
|
<tbody>
|
|
<tr style="height: 56px;">
|
|
<td id="projectalign" style="padding-left: 0.5em;">
|
|
<div id="projectname">Shaka Packager SDK
|
|
</div>
|
|
</td>
|
|
</tr>
|
|
</tbody>
|
|
</table>
|
|
</div>
|
|
<!-- end header part -->
|
|
<!-- Generated by Doxygen 1.8.13 -->
|
|
<script type="text/javascript">
|
|
var searchBox = new SearchBox("searchBox", "../../search",false,'Search');
|
|
</script>
|
|
<script type="text/javascript" src="../../menudata.js"></script>
|
|
<script type="text/javascript" src="../../menu.js"></script>
|
|
<script type="text/javascript">
|
|
$(function() {
|
|
initMenu('../../',true,false,'search.php','Search');
|
|
$(document).ready(function() { init_search(); });
|
|
});
|
|
</script>
|
|
<div id="main-nav"></div>
|
|
<!-- window showing the filter options -->
|
|
<div id="MSearchSelectWindow"
|
|
onmouseover="return searchBox.OnSearchSelectShow()"
|
|
onmouseout="return searchBox.OnSearchSelectHide()"
|
|
onkeydown="return searchBox.OnSearchSelectKey(event)">
|
|
</div>
|
|
|
|
<!-- iframe showing the search results (closed by default) -->
|
|
<div id="MSearchResultsWindow">
|
|
<iframe src="javascript:void(0)" frameborder="0"
|
|
name="MSearchResults" id="MSearchResults">
|
|
</iframe>
|
|
</div>
|
|
|
|
<div id="nav-path" class="navpath">
|
|
<ul>
|
|
<li class="navelem"><a class="el" href="../../dir_3f8eec2fc361645de4b1ec14c19fffc7.html">packager</a></li><li class="navelem"><a class="el" href="../../dir_f99dae54fe7170f791f339b952d5067a.html">media</a></li><li class="navelem"><a class="el" href="../../dir_375ba2cfd8fd5b05c50b92d996b9d386.html">formats</a></li><li class="navelem"><a class="el" href="../../dir_7fa7c3de4a91b9652697b9f1c2d38e70.html">webvtt</a></li> </ul>
|
|
</div>
|
|
</div><!-- top -->
|
|
<div class="header">
|
|
<div class="headertitle">
|
|
<div class="title">text_padder.cc</div> </div>
|
|
</div><!--header-->
|
|
<div class="contents">
|
|
<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Copyright 2018 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/media/formats/webvtt/text_padder.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 <algorithm></span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> </div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include "packager/status_macros.h"</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> </div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="keyword">namespace </span><a class="code" href="../../d8/daf/namespaceshaka.html">shaka</a> {</div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="keyword">namespace </span>media {</div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="keyword">namespace </span>{</div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="keyword">const</span> uint64_t kStreamIndex = 0;</div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> } <span class="comment">// namespace</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> </div><div class="line"><a name="l00019"></a><span class="lineno"><a class="line" href="../../d8/df8/classshaka_1_1media_1_1TextPadder.html#a487d9947a7fa2ca3269b99cc8c119904"> 19</a></span> <a class="code" href="../../d8/df8/classshaka_1_1media_1_1TextPadder.html#a487d9947a7fa2ca3269b99cc8c119904">TextPadder::TextPadder</a>(int64_t duration_ms) : duration_ms_(duration_ms) {}</div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <a class="code" href="../../d2/d20/classshaka_1_1Status.html">Status</a> TextPadder::InitializeInternal() {</div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  <span class="keywordflow">return</span> Status::OK;</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> }</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <a class="code" href="../../d2/d20/classshaka_1_1Status.html">Status</a> TextPadder::Process(std::unique_ptr<StreamData> data) {</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  DCHECK_EQ(data->stream_index, kStreamIndex);</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  <span class="keyword">const</span> <span class="keywordtype">bool</span> is_text_sample =</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  data->stream_data_type == StreamDataType::kTextSample;</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  <span class="keywordflow">return</span> is_text_sample ? OnTextSample(std::move(data))</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  : <a class="code" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#afe98a4fd19eabe0fc78afc91959c34a6">Dispatch</a>(std::move(data));</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> }</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> </div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <a class="code" href="../../d2/d20/classshaka_1_1Status.html">Status</a> TextPadder::OnFlushRequest(<span class="keywordtype">size_t</span> index) {</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="keywordflow">if</span> (duration_ms_ > max_end_time_ms_) {</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  std::shared_ptr<TextSample> filler = std::make_shared<TextSample>();</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  filler->SetTime(max_end_time_ms_, duration_ms_);</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  RETURN_IF_ERROR(</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <a class="code" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a9c44df529fead65c007ee27b84ebd32a">MediaHandler::DispatchTextSample</a>(kStreamIndex, std::move(filler)));</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  }</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keywordflow">return</span> <a class="code" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#ad5001bf12073101a949b062943769f5b">FlushDownstream</a>(index);</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> }</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <a class="code" href="../../d2/d20/classshaka_1_1Status.html">Status</a> TextPadder::OnTextSample(std::unique_ptr<StreamData> data) {</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keyword">const</span> <a class="code" href="../../db/d1f/classshaka_1_1media_1_1TextSample.html">TextSample</a>& sample = *data->text_sample;</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="comment">// Check if there will be a gap between samples if we just dispatch this</span></div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="comment">// sample right away. If there will be one, create an empty sample that will</span></div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="comment">// fill in that gap.</span></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordflow">if</span> (sample.start_time() > max_end_time_ms_) {</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  std::shared_ptr<TextSample> filler = std::make_shared<TextSample>();</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  filler->SetTime(max_end_time_ms_, sample.start_time());</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  RETURN_IF_ERROR(</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <a class="code" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a9c44df529fead65c007ee27b84ebd32a">MediaHandler::DispatchTextSample</a>(kStreamIndex, std::move(filler)));</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  }</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> </div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  max_end_time_ms_ = std::max(max_end_time_ms_, sample.EndTime());</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keywordflow">return</span> <a class="code" href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#afe98a4fd19eabe0fc78afc91959c34a6">Dispatch</a>(std::move(data));</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> }</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> } <span class="comment">// namespace media</span></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> } <span class="comment">// namespace shaka</span></div><div class="ttc" id="classshaka_1_1media_1_1MediaHandler_html_afe98a4fd19eabe0fc78afc91959c34a6"><div class="ttname"><a href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#afe98a4fd19eabe0fc78afc91959c34a6">shaka::media::MediaHandler::Dispatch</a></div><div class="ttdeci">Status Dispatch(std::unique_ptr< StreamData > stream_data) const</div><div class="ttdef"><b>Definition:</b> <a href="../../d2/de9/media__handler_8cc_source.html#l00072">media_handler.cc:72</a></div></div>
|
|
<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>
|
|
<div class="ttc" id="classshaka_1_1Status_html"><div class="ttname"><a href="../../d2/d20/classshaka_1_1Status.html">shaka::Status</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d1/d13/status_8h_source.html#l00110">status.h:110</a></div></div>
|
|
<div class="ttc" id="classshaka_1_1media_1_1TextPadder_html_a487d9947a7fa2ca3269b99cc8c119904"><div class="ttname"><a href="../../d8/df8/classshaka_1_1media_1_1TextPadder.html#a487d9947a7fa2ca3269b99cc8c119904">shaka::media::TextPadder::TextPadder</a></div><div class="ttdeci">TextPadder(int64_t duration_ms)</div><div class="ttdoc">Create a new text padder that will ensure the stream&#39;s duration is. </div><div class="ttdef"><b>Definition:</b> <a href="../../de/d03/text__padder_8cc_source.html#l00019">text_padder.cc:19</a></div></div>
|
|
<div class="ttc" id="classshaka_1_1media_1_1MediaHandler_html_a9c44df529fead65c007ee27b84ebd32a"><div class="ttname"><a href="../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a9c44df529fead65c007ee27b84ebd32a">shaka::media::MediaHandler::DispatchTextSample</a></div><div class="ttdeci">Status DispatchTextSample(size_t stream_index, std::shared_ptr< const TextSample > text_sample) const</div><div class="ttdoc">Dispatch the text sample to downstream handlers. </div><div class="ttdef"><b>Definition:</b> <a href="../../d3/d93/media__handler_8h_source.html#l00210">media_handler.h:210</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#l00083">media_handler.cc:83</a></div></div>
|
|
<div class="ttc" id="classshaka_1_1media_1_1TextSample_html"><div class="ttname"><a href="../../db/d1f/classshaka_1_1media_1_1TextSample.html">shaka::media::TextSample</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d0/d1a/text__sample_8h_source.html#l00017">text_sample.h:17</a></div></div>
|
|
</div><!-- fragment --></div><!-- contents -->
|
|
<!-- start footer part -->
|
|
<hr class="footer"/><address class="footer"><small>
|
|
Generated on Thu Jun 7 2018 16:03:50 for Shaka Packager SDK by  <a href="http://www.doxygen.org/index.html">
|
|
<img class="footer" src="../../doxygen.png" alt="doxygen"/>
|
|
</a> 1.8.13
|
|
</small></address>
|
|
</body>
|
|
</html>
|