203 lines
19 KiB
HTML
203 lines
19 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 1.8.6"/>
|
|
<title>DASH Media Packaging SDK: app/mpd_generator.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/search.js"></script>
|
|
<script type="text/javascript">
|
|
$(document).ready(function() { searchBox.OnSelectItem(0); });
|
|
</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 style="padding-left: 0.5em;">
|
|
<div id="projectname">DASH Media Packaging SDK
|
|
</div>
|
|
</td>
|
|
</tr>
|
|
</tbody>
|
|
</table>
|
|
</div>
|
|
<!-- end header part -->
|
|
<!-- Generated by Doxygen 1.8.6 -->
|
|
<script type="text/javascript">
|
|
var searchBox = new SearchBox("searchBox", "../../search",false,'Search');
|
|
</script>
|
|
<div id="navrow1" class="tabs">
|
|
<ul class="tablist">
|
|
<li><a href="../../index.html"><span>Main Page</span></a></li>
|
|
<li><a href="../../namespaces.html"><span>Namespaces</span></a></li>
|
|
<li><a href="../../annotated.html"><span>Classes</span></a></li>
|
|
<li class="current"><a href="../../files.html"><span>Files</span></a></li>
|
|
<li>
|
|
<div id="MSearchBox" class="MSearchBoxInactive">
|
|
<span class="left">
|
|
<img id="MSearchSelect" src="../../search/mag_sel.png"
|
|
onmouseover="return searchBox.OnSearchSelectShow()"
|
|
onmouseout="return searchBox.OnSearchSelectHide()"
|
|
alt=""/>
|
|
<input type="text" id="MSearchField" value="Search" accesskey="S"
|
|
onfocus="searchBox.OnSearchFieldFocus(true)"
|
|
onblur="searchBox.OnSearchFieldFocus(false)"
|
|
onkeyup="searchBox.OnSearchFieldChange(event)"/>
|
|
</span><span class="right">
|
|
<a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="../../search/close.png" alt=""/></a>
|
|
</span>
|
|
</div>
|
|
</li>
|
|
</ul>
|
|
</div>
|
|
<div id="navrow2" class="tabs2">
|
|
<ul class="tablist">
|
|
<li><a href="../../files.html"><span>File List</span></a></li>
|
|
</ul>
|
|
</div>
|
|
<!-- window showing the filter options -->
|
|
<div id="MSearchSelectWindow"
|
|
onmouseover="return searchBox.OnSearchSelectShow()"
|
|
onmouseout="return searchBox.OnSearchSelectHide()"
|
|
onkeydown="return searchBox.OnSearchSelectKey(event)">
|
|
<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Namespaces</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Variables</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Typedefs</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(6)"><span class="SelectionMark"> </span>Enumerator</a></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_d422163b96683743ed3963d4aac17747.html">app</a></li> </ul>
|
|
</div>
|
|
</div><!-- top -->
|
|
<div class="header">
|
|
<div class="headertitle">
|
|
<div class="title">mpd_generator.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 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> </div>
|
|
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="preprocessor">#include "packager/app/mpd_generator_flags.h"</span></div>
|
|
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor">#include "packager/app/vlog_flags.h"</span></div>
|
|
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#include "packager/base/command_line.h"</span></div>
|
|
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include "packager/base/logging.h"</span></div>
|
|
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include "packager/base/strings/string_split.h"</span></div>
|
|
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include "packager/base/strings/stringprintf.h"</span></div>
|
|
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include "packager/mpd/util/mpd_writer.h"</span></div>
|
|
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> </div>
|
|
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="keyword">namespace </span>edash_packager {</div>
|
|
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="keyword">namespace </span>{</div>
|
|
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="keyword">const</span> <span class="keywordtype">char</span> kUsage[] =</div>
|
|
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  <span class="stringliteral">"MPD generation driver program.\n"</span></div>
|
|
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  <span class="stringliteral">"This program accepts MediaInfo files in human readable text "</span></div>
|
|
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  <span class="stringliteral">"format and outputs an MPD.\n"</span></div>
|
|
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  <span class="stringliteral">"The main use case for this is to output MPD for VOD.\n"</span></div>
|
|
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  <span class="stringliteral">"Limitations:\n"</span></div>
|
|
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  <span class="stringliteral">" Each MediaInfo can only have one of VideoInfo, AudioInfo, or TextInfo.\n"</span></div>
|
|
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  <span class="stringliteral">" There will be at most 3 AdaptationSets in the MPD, i.e. 1 video, 1 "</span></div>
|
|
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  <span class="stringliteral">"audio, and 1 text.\n"</span></div>
|
|
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  <span class="stringliteral">"Sample Usage:\n"</span></div>
|
|
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  <span class="stringliteral">"%s --input=\"video1.media_info,video2.media_info,audio1.media_info\" "</span></div>
|
|
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  <span class="stringliteral">"--output=\"video_audio.mpd\""</span>;</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="keyword">enum</span> ExitStatus {</div>
|
|
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  kSuccess = 0,</div>
|
|
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  kEmptyInputError,</div>
|
|
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  kEmptyOutputError,</div>
|
|
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  kFailedToWriteMpdToFileError</div>
|
|
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> };</div>
|
|
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div>
|
|
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> ExitStatus CheckRequiredFlags() {</div>
|
|
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keywordflow">if</span> (FLAGS_input.empty()) {</div>
|
|
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  LOG(ERROR) << <span class="stringliteral">"--input is required."</span>;</div>
|
|
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keywordflow">return</span> kEmptyInputError;</div>
|
|
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  }</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>  <span class="keywordflow">if</span> (FLAGS_output.empty()) {</div>
|
|
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  LOG(ERROR) << <span class="stringliteral">"--output is required."</span>;</div>
|
|
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keywordflow">return</span> kEmptyOutputError;</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> </div>
|
|
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keywordflow">return</span> kSuccess;</div>
|
|
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> }</div>
|
|
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </div>
|
|
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> ExitStatus RunMpdGenerator() {</div>
|
|
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  DCHECK_EQ(CheckRequiredFlags(), kSuccess);</div>
|
|
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  std::vector<std::string> base_urls;</div>
|
|
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  std::vector<std::string> input_files;</div>
|
|
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keyword">typedef</span> std::vector<std::string>::const_iterator Iterator;</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>  base::SplitString(FLAGS_input, <span class="charliteral">','</span>, &input_files);</div>
|
|
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div>
|
|
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keywordflow">if</span> (!FLAGS_base_urls.empty()) {</div>
|
|
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  base::SplitString(FLAGS_base_urls, <span class="charliteral">','</span>, &base_urls);</div>
|
|
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  }</div>
|
|
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> </div>
|
|
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <a class="code" href="../../dc/d81/classedash__packager_1_1MpdWriter.html">edash_packager::MpdWriter</a> mpd_writer;</div>
|
|
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordflow">for</span> (Iterator it = base_urls.begin(); it != base_urls.end(); ++it)</div>
|
|
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  mpd_writer.AddBaseUrl(*it);</div>
|
|
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div>
|
|
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keywordflow">for</span> (Iterator it = input_files.begin(); it != input_files.end(); ++it) {</div>
|
|
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordflow">if</span> (!mpd_writer.AddFile(it->c_str(), FLAGS_output)) {</div>
|
|
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  LOG(WARNING) << <span class="stringliteral">"MpdWriter failed to read "</span> << *it << <span class="stringliteral">", skipping."</span>;</div>
|
|
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  }</div>
|
|
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  }</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="keywordflow">if</span> (!mpd_writer.WriteMpdToFile(FLAGS_output.c_str())) {</div>
|
|
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  LOG(ERROR) << <span class="stringliteral">"Failed to write MPD to "</span> << FLAGS_output;</div>
|
|
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordflow">return</span> kFailedToWriteMpdToFileError;</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> </div>
|
|
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordflow">return</span> kSuccess;</div>
|
|
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> }</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> <span class="keywordtype">int</span> MpdMain(<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span>** argv) {</div>
|
|
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="comment">// Needed to enable VLOG/DVLOG through --vmodule or --v.</span></div>
|
|
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  base::CommandLine::Init(argc, argv);</div>
|
|
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  CHECK(logging::InitLogging(logging::LoggingSettings()));</div>
|
|
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span> </div>
|
|
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  google::SetUsageMessage(base::StringPrintf(kUsage, argv[0]));</div>
|
|
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  google::ParseCommandLineFlags(&argc, &argv, <span class="keyword">true</span>);</div>
|
|
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> </div>
|
|
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  ExitStatus status = CheckRequiredFlags();</div>
|
|
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordflow">if</span> (status != kSuccess) {</div>
|
|
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  google::ShowUsageWithFlags(argv[0]);</div>
|
|
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordflow">return</span> status;</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> </div>
|
|
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordflow">return</span> RunMpdGenerator();</div>
|
|
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> }</div>
|
|
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> </div>
|
|
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> } <span class="comment">// namespace</span></div>
|
|
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> } <span class="comment">// namespace edash_packager</span></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> <span class="keywordtype">int</span> main(<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span>** argv) {</div>
|
|
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordflow">return</span> edash_packager::MpdMain(argc, argv);</div>
|
|
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> }</div>
|
|
<div class="ttc" id="classedash__packager_1_1MpdWriter_html"><div class="ttname"><a href="../../dc/d81/classedash__packager_1_1MpdWriter.html">edash_packager::MpdWriter</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d7/db0/mpd__writer_8h_source.html#l00053">mpd_writer.h:53</a></div></div>
|
|
</div><!-- fragment --></div><!-- contents -->
|
|
<!-- start footer part -->
|
|
<hr class="footer"/><address class="footer"><small>
|
|
Generated on Mon Dec 21 2015 18:49:02 for DASH Media Packaging SDK by  <a href="http://www.doxygen.org/index.html">
|
|
<img class="footer" src="../../doxygen.png" alt="doxygen"/>
|
|
</a> 1.8.6
|
|
</small></address>
|
|
</body>
|
|
</html>
|