81 lines
16 KiB
HTML
81 lines
16 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/mpd/base/mpd_utils.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_b885194e7131202a9b4650a8967e838c.html">mpd</a></li><li class="navelem"><a class="el" href="../../dir_6fe4b0529cd3ec97045d3314254a0cce.html">base</a></li> </ul>
|
|
</div>
|
|
</div><!-- top -->
|
|
<div class="header">
|
|
<div class="headertitle">
|
|
<div class="title">mpd_utils.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 2014 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> <span class="comment">//</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">// Funtions used by MpdBuilder class to generate an MPD file.</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">#ifndef MPD_BASE_MPD_UTILS_H_</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#define MPD_BASE_MPD_UTILS_H_</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 <libxml/tree.h></span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> </div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include <list></span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include <string></span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> </div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="keyword">namespace </span><a class="code" href="../../d8/daf/namespaceshaka.html">shaka</a> {</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>AdaptationSet;</div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="keyword">class </span>MediaInfo;</div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="keyword">class </span>Representation;</div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="keyword">struct </span>ContentProtectionElement;</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="keyword">struct </span>SegmentInfo;</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> <span class="keyword">const</span> <span class="keywordtype">char</span> kEncryptedMp4Scheme[] = <span class="stringliteral">"urn:mpeg:dash:mp4protection:2011"</span>;</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="keyword">const</span> <span class="keywordtype">char</span> kPsshElementName[] = <span class="stringliteral">"cenc:pssh"</span>;</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="keywordtype">bool</span> HasVODOnlyFields(<span class="keyword">const</span> MediaInfo& media_info);</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keywordtype">bool</span> HasLiveOnlyFields(<span class="keyword">const</span> MediaInfo& media_info);</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> <span class="comment">// If |content_protection_element| has 'value' or 'schemeIdUri' set but it's</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment">// also in the map, then this removes them from the map.</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment">// |content_protection_element| cannot be NULL.</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="keywordtype">void</span> RemoveDuplicateAttributes(</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  ContentProtectionElement* content_protection_element);</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment">// Returns a language in ISO-639 shortest form. May be blank for video.</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> std::string GetLanguage(<span class="keyword">const</span> MediaInfo& media_info);</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="comment">// Returns a 'codecs' string that has all the video and audio codecs joined with</span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment">// comma.</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> std::string GetCodecs(<span class="keyword">const</span> MediaInfo& media_info);</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> </div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment">// Returns a codec string without variants. For example, "mp4a" instead of</span></div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment">// "mp4a.40.2". May return a format for text streams.</span></div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> std::string GetBaseCodec(<span class="keyword">const</span> MediaInfo& media_info);</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> </div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment">// Returns a key made from the characteristics that separate AdaptationSets.</span></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> std::string GetAdaptationSetKey(<span class="keyword">const</span> MediaInfo& media_info);</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> </div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> std::string SecondsToXmlDuration(<span class="keywordtype">double</span> seconds);</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> </div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="comment">// Tries to get "duration" attribute from |node|. On success |duration| is set.</span></div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="keywordtype">bool</span> GetDurationAttribute(xmlNodePtr node, <span class="keywordtype">float</span>* duration);</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> <span class="keywordtype">bool</span> MoreThanOneTrue(<span class="keywordtype">bool</span> b1, <span class="keywordtype">bool</span> b2, <span class="keywordtype">bool</span> b3);</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="keywordtype">bool</span> AtLeastOneTrue(<span class="keywordtype">bool</span> b1, <span class="keywordtype">bool</span> b2, <span class="keywordtype">bool</span> b3);</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="keywordtype">bool</span> OnlyOneTrue(<span class="keywordtype">bool</span> b1, <span class="keywordtype">bool</span> b2, <span class="keywordtype">bool</span> b3);</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="keywordtype">bool</span> <a class="code" href="../../d8/daf/namespaceshaka.html#a4c2ea2c3e7055657ca68a6b8e285d4d6">HexToUUID</a>(<span class="keyword">const</span> std::string& data, std::string* uuid_format);</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> <span class="comment">// Update the <cenc:pssh> element for |drm_uuid| ContentProtection element.</span></div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="comment">// If the element does not exist, this will add one.</span></div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="keywordtype">void</span> UpdateContentProtectionPsshHelper(</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keyword">const</span> std::string& drm_uuid,</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keyword">const</span> std::string& pssh,</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  std::list<ContentProtectionElement>* content_protection_elements);</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> </div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="keywordtype">void</span> <a class="code" href="../../d8/daf/namespaceshaka.html#abfd977a0dfb051a942d1694442692814">AddContentProtectionElements</a>(<span class="keyword">const</span> MediaInfo& media_info,</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  Representation* parent);</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> </div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="keywordtype">void</span> <a class="code" href="../../d8/daf/namespaceshaka.html#abfd977a0dfb051a942d1694442692814">AddContentProtectionElements</a>(<span class="keyword">const</span> MediaInfo& media_info,</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  AdaptationSet* parent);</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> } <span class="comment">// namespace shaka</span></div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> </div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="preprocessor">#endif // MPD_BASE_MPD_UTILS_H_</span></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="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#l00424">mpd_utils.cc:424</a></div></div>
|
|
<div class="ttc" id="namespaceshaka_html_a4c2ea2c3e7055657ca68a6b8e285d4d6"><div class="ttname"><a href="../../d8/daf/namespaceshaka.html#a4c2ea2c3e7055657ca68a6b8e285d4d6">shaka::HexToUUID</a></div><div class="ttdeci">bool HexToUUID(const std::string &data, std::string *uuid_format)</div><div class="ttdef"><b>Definition:</b> <a href="../../db/dfb/mpd__utils_8cc_source.html#l00216">mpd_utils.cc:216</a></div></div>
|
|
</div><!-- fragment --></div><!-- contents -->
|
|
<!-- start footer part -->
|
|
<hr class="footer"/><address class="footer"><small>
|
|
Generated on Thu Dec 20 2018 14:37:38 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>
|