90 lines
22 KiB
HTML
90 lines
22 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/packed_audio/packed_audio_segmenter.h 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_c727d19e3a8f99ea2539fb71bdb2ad10.html">packed_audio</a></li> </ul>
|
|
</div>
|
|
</div><!-- top -->
|
|
<div class="header">
|
|
<div class="headertitle">
|
|
<div class="title">packed_audio_segmenter.h</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 LLC. 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">#ifndef PACKAGER_MEDIA_FORMATS_PACKED_AUDIO_PACKED_AUDIO_SEGMENTER_H_</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor">#define PACKAGER_MEDIA_FORMATS_PACKED_AUDIO_PACKED_AUDIO_SEGMENTER_H_</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> </div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include <memory></span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> </div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include "packager/media/base/buffer_writer.h"</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include "packager/media/base/stream_info.h"</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include "packager/status.h"</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> </div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="keyword">namespace </span><a class="code" href="../../d8/daf/namespaceshaka.html">shaka</a> {</div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="keyword">namespace </span>media {</div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> </div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="keyword">class </span>AACAudioSpecificConfig;</div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="keyword">class </span>Id3Tag;</div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="keyword">class </span>MediaSample;</div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> constexpr <span class="keywordtype">double</span> kPackedAudioTimescale = 90000;</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> constexpr <span class="keywordtype">char</span> kTimestampOwnerIdentifier[] =</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  <span class="stringliteral">"com.apple.streaming.transportStreamTimestamp"</span>;</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> constexpr <span class="keywordtype">char</span> kAudioDescriptionOwnerIdentifier[] =</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="stringliteral">"com.apple.streaming.audioDescription"</span>;</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div><div class="line"><a name="l00040"></a><span class="lineno"><a class="line" href="../../d9/d66/classshaka_1_1media_1_1PackedAudioSegmenter.html"> 40</a></span> <span class="keyword">class </span><a class="code" href="../../d9/d66/classshaka_1_1media_1_1PackedAudioSegmenter.html">PackedAudioSegmenter</a> {</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keyword">explicit</span> <a class="code" href="../../d9/d66/classshaka_1_1media_1_1PackedAudioSegmenter.html#a7cadce72cd6c52fd8564b79a5c328b9a">PackedAudioSegmenter</a>(uint32_t transport_stream_timestamp_offset);</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keyword">virtual</span> ~<a class="code" href="../../d9/d66/classshaka_1_1media_1_1PackedAudioSegmenter.html">PackedAudioSegmenter</a>();</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="comment">// This function is made virtual for testing.</span></div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keyword">virtual</span> <a class="code" href="../../d2/d20/classshaka_1_1Status.html">Status</a> <a class="code" href="../../d9/d66/classshaka_1_1media_1_1PackedAudioSegmenter.html#aaca6b224a4fc198b4c7d599c1348d6c2">Initialize</a>(<span class="keyword">const</span> <a class="code" href="../../d5/db1/classshaka_1_1media_1_1StreamInfo.html">StreamInfo</a>& stream_info);</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> </div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="comment">// This function is made virtual for testing.</span></div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keyword">virtual</span> <a class="code" href="../../d2/d20/classshaka_1_1Status.html">Status</a> <a class="code" href="../../d9/d66/classshaka_1_1media_1_1PackedAudioSegmenter.html#ac403002f18ebdecfbdcb0b6dd5b3da4e">AddSample</a>(<span class="keyword">const</span> <a class="code" href="../../d7/d6d/classshaka_1_1media_1_1MediaSample.html">MediaSample</a>& sample);</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="comment">// This function is made virtual for testing.</span></div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keyword">virtual</span> <a class="code" href="../../d2/d20/classshaka_1_1Status.html">Status</a> <a class="code" href="../../d9/d66/classshaka_1_1media_1_1PackedAudioSegmenter.html#ad9e72b3ecdde3e2e200c2566a33e08c7">FinalizeSegment</a>();</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="comment">// This function is made virtual for testing.</span></div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keyword">virtual</span> <span class="keywordtype">double</span> <a class="code" href="../../d9/d66/classshaka_1_1media_1_1PackedAudioSegmenter.html#ae74956e5b79d0e74ecce440bd7849670">TimescaleScale</a>() <span class="keyword">const</span>;</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> </div><div class="line"><a name="l00071"></a><span class="lineno"><a class="line" href="../../d9/d66/classshaka_1_1media_1_1PackedAudioSegmenter.html#a345a5117da1d4a34061f7293fdffd16d"> 71</a></span>  <a class="code" href="../../dc/d41/classshaka_1_1media_1_1BufferWriter.html">BufferWriter</a>* <a class="code" href="../../d9/d66/classshaka_1_1media_1_1PackedAudioSegmenter.html#a345a5117da1d4a34061f7293fdffd16d">segment_buffer</a>() { <span class="keywordflow">return</span> &segment_buffer_; }</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> </div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <a class="code" href="../../d9/d66/classshaka_1_1media_1_1PackedAudioSegmenter.html#a7cadce72cd6c52fd8564b79a5c328b9a">PackedAudioSegmenter</a>(<span class="keyword">const</span> <a class="code" href="../../d9/d66/classshaka_1_1media_1_1PackedAudioSegmenter.html">PackedAudioSegmenter</a>&) = <span class="keyword">delete</span>;</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <a class="code" href="../../d9/d66/classshaka_1_1media_1_1PackedAudioSegmenter.html">PackedAudioSegmenter</a>& operator=(<span class="keyword">const</span> <a class="code" href="../../d9/d66/classshaka_1_1media_1_1PackedAudioSegmenter.html">PackedAudioSegmenter</a>&) = <span class="keyword">delete</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>  <span class="comment">// These functions is made virtual for testing.</span></div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keyword">virtual</span> std::unique_ptr<AACAudioSpecificConfig> CreateAdtsConverter();</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keyword">virtual</span> std::unique_ptr<Id3Tag> CreateId3Tag();</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <a class="code" href="../../d2/d20/classshaka_1_1Status.html">Status</a> EncryptionAudioSetup(<span class="keyword">const</span> <a class="code" href="../../d7/d6d/classshaka_1_1media_1_1MediaSample.html">MediaSample</a>& sample);</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <a class="code" href="../../d2/d20/classshaka_1_1Status.html">Status</a> StartNewSegment(<span class="keyword">const</span> <a class="code" href="../../d7/d6d/classshaka_1_1media_1_1MediaSample.html">MediaSample</a>& first_sample);</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> </div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keyword">const</span> uint32_t transport_stream_timestamp_offset_ = 0;</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="comment">// Codec for the stream.</span></div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  Codec codec_ = kUnknownCodec;</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  std::vector<uint8_t> audio_codec_config_;</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="comment">// Calculated by output stream's timescale / input stream's timescale. This is</span></div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="comment">// used to scale the timestamps.</span></div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordtype">double</span> timescale_scale_ = 0.0;</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="comment">// Whether it is the start of a new segment.</span></div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordtype">bool</span> start_of_new_segment_ = <span class="keyword">true</span>;</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span> </div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="comment">// Audio setup information for encrypted segment.</span></div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  std::string audio_setup_information_;</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="comment">// AAC is carried in ADTS.</span></div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  std::unique_ptr<AACAudioSpecificConfig> adts_converter_;</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> </div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <a class="code" href="../../dc/d41/classshaka_1_1media_1_1BufferWriter.html">BufferWriter</a> segment_buffer_;</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> };</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span> } <span class="comment">// namespace media</span></div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> } <span class="comment">// namespace shaka</span></div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="preprocessor">#endif // PACKAGER_MEDIA_FORMATS_PACKED_AUDIO_PACKED_AUDIO_SEGMENTER_H_</span></div><div class="ttc" id="classshaka_1_1media_1_1StreamInfo_html"><div class="ttname"><a href="../../d5/db1/classshaka_1_1media_1_1StreamInfo.html">shaka::media::StreamInfo</a></div><div class="ttdoc">Abstract class holds stream information. </div><div class="ttdef"><b>Definition:</b> <a href="../../d8/daa/stream__info_8h_source.html#l00061">stream_info.h:61</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_1BufferWriter_html"><div class="ttname"><a href="../../dc/d41/classshaka_1_1media_1_1BufferWriter.html">shaka::media::BufferWriter</a></div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dd2/buffer__writer_8h_source.html#l00023">buffer_writer.h:23</a></div></div>
|
|
<div class="ttc" id="classshaka_1_1media_1_1PackedAudioSegmenter_html_aaca6b224a4fc198b4c7d599c1348d6c2"><div class="ttname"><a href="../../d9/d66/classshaka_1_1media_1_1PackedAudioSegmenter.html#aaca6b224a4fc198b4c7d599c1348d6c2">shaka::media::PackedAudioSegmenter::Initialize</a></div><div class="ttdeci">virtual Status Initialize(const StreamInfo &stream_info)</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d51/packed__audio__segmenter_8cc_source.html#l00033">packed_audio_segmenter.cc:33</a></div></div>
|
|
<div class="ttc" id="classshaka_1_1media_1_1PackedAudioSegmenter_html_ae74956e5b79d0e74ecce440bd7849670"><div class="ttname"><a href="../../d9/d66/classshaka_1_1media_1_1PackedAudioSegmenter.html#ae74956e5b79d0e74ecce440bd7849670">shaka::media::PackedAudioSegmenter::TimescaleScale</a></div><div class="ttdeci">virtual double TimescaleScale() const</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d51/packed__audio__segmenter_8cc_source.html#l00081">packed_audio_segmenter.cc:81</a></div></div>
|
|
<div class="ttc" id="classshaka_1_1media_1_1MediaSample_html"><div class="ttname"><a href="../../d7/d6d/classshaka_1_1media_1_1MediaSample.html">shaka::media::MediaSample</a></div><div class="ttdoc">Class to hold a media sample. </div><div class="ttdef"><b>Definition:</b> <a href="../../dd/d80/media__sample_8h_source.html#l00022">media_sample.h:22</a></div></div>
|
|
<div class="ttc" id="classshaka_1_1media_1_1PackedAudioSegmenter_html_a7cadce72cd6c52fd8564b79a5c328b9a"><div class="ttname"><a href="../../d9/d66/classshaka_1_1media_1_1PackedAudioSegmenter.html#a7cadce72cd6c52fd8564b79a5c328b9a">shaka::media::PackedAudioSegmenter::PackedAudioSegmenter</a></div><div class="ttdeci">PackedAudioSegmenter(uint32_t transport_stream_timestamp_offset)</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d51/packed__audio__segmenter_8cc_source.html#l00027">packed_audio_segmenter.cc:27</a></div></div>
|
|
<div class="ttc" id="classshaka_1_1media_1_1PackedAudioSegmenter_html_ac403002f18ebdecfbdcb0b6dd5b3da4e"><div class="ttname"><a href="../../d9/d66/classshaka_1_1media_1_1PackedAudioSegmenter.html#ac403002f18ebdecfbdcb0b6dd5b3da4e">shaka::media::PackedAudioSegmenter::AddSample</a></div><div class="ttdeci">virtual Status AddSample(const MediaSample &sample)</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d51/packed__audio__segmenter_8cc_source.html#l00055">packed_audio_segmenter.cc:55</a></div></div>
|
|
<div class="ttc" id="classshaka_1_1media_1_1PackedAudioSegmenter_html_a345a5117da1d4a34061f7293fdffd16d"><div class="ttname"><a href="../../d9/d66/classshaka_1_1media_1_1PackedAudioSegmenter.html#a345a5117da1d4a34061f7293fdffd16d">shaka::media::PackedAudioSegmenter::segment_buffer</a></div><div class="ttdeci">BufferWriter * segment_buffer()</div><div class="ttdef"><b>Definition:</b> <a href="../../d9/d2e/packed__audio__segmenter_8h_source.html#l00071">packed_audio_segmenter.h:71</a></div></div>
|
|
<div class="ttc" id="classshaka_1_1media_1_1PackedAudioSegmenter_html"><div class="ttname"><a href="../../d9/d66/classshaka_1_1media_1_1PackedAudioSegmenter.html">shaka::media::PackedAudioSegmenter</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d9/d2e/packed__audio__segmenter_8h_source.html#l00040">packed_audio_segmenter.h:40</a></div></div>
|
|
<div class="ttc" id="classshaka_1_1media_1_1PackedAudioSegmenter_html_ad9e72b3ecdde3e2e200c2566a33e08c7"><div class="ttname"><a href="../../d9/d66/classshaka_1_1media_1_1PackedAudioSegmenter.html#ad9e72b3ecdde3e2e200c2566a33e08c7">shaka::media::PackedAudioSegmenter::FinalizeSegment</a></div><div class="ttdeci">virtual Status FinalizeSegment()</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d51/packed__audio__segmenter_8cc_source.html#l00076">packed_audio_segmenter.cc:76</a></div></div>
|
|
</div><!-- fragment --></div><!-- contents -->
|
|
<!-- start footer part -->
|
|
<hr class="footer"/><address class="footer"><small>
|
|
Generated on Mon Aug 20 2018 10:46:49 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>
|