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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 Google Inc. All rights reserved.</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<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>&#160;<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>&#160;<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>&#160; </div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="preprocessor">#include &lt;iostream&gt;</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160; </div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="preprocessor">#include &quot;packager/app/mpd_generator_flags.h&quot;</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="preprocessor">#include &quot;packager/app/vlog_flags.h&quot;</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="preprocessor">#include &quot;packager/base/at_exit.h&quot;</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="preprocessor">#include &quot;packager/base/command_line.h&quot;</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="preprocessor">#include &quot;packager/base/logging.h&quot;</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="preprocessor">#include &quot;packager/base/strings/string_split.h&quot;</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="preprocessor">#include &quot;packager/base/strings/stringprintf.h&quot;</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="preprocessor">#include &quot;packager/mpd/util/mpd_writer.h&quot;</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="preprocessor">#include &quot;packager/tools/license_notice.h&quot;</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="preprocessor">#include &quot;packager/version/version.h&quot;</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160; </div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="preprocessor">#if defined(OS_WIN)</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="preprocessor">#include &lt;codecvt&gt;</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="preprocessor">#include &lt;functional&gt;</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="preprocessor">#include &lt;locale&gt;</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="preprocessor">#endif </span><span class="comment">// defined(OS_WIN)</span></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;DEFINE_bool(licenses, <span class="keyword">false</span>, <span class="stringliteral">&quot;Dump licenses.&quot;</span>);</div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;DEFINE_string(test_packager_version,</div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160; <span class="stringliteral">&quot;&quot;</span>,</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160; <span class="stringliteral">&quot;Packager version for testing. Should be used for testing only.&quot;</span>);</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="keyword">namespace </span><a class="code" href="../../d8/daf/namespaceshaka.html">shaka</a> {</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;<span class="keyword">namespace </span>{</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;<span class="keyword">const</span> <span class="keywordtype">char</span> kUsage[] =</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160; <span class="stringliteral">&quot;MPD generation driver program.\n&quot;</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160; <span class="stringliteral">&quot;This program accepts MediaInfo files in human readable text &quot;</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160; <span class="stringliteral">&quot;format and outputs an MPD.\n&quot;</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160; <span class="stringliteral">&quot;The main use case for this is to output MPD for VOD.\n&quot;</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; <span class="stringliteral">&quot;Limitations:\n&quot;</span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160; <span class="stringliteral">&quot; Each MediaInfo can only have one of VideoInfo, AudioInfo, or TextInfo.\n&quot;</span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; <span class="stringliteral">&quot; There will be at most 3 AdaptationSets in the MPD, i.e. 1 video, 1 &quot;</span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; <span class="stringliteral">&quot;audio, and 1 text.\n&quot;</span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160; <span class="stringliteral">&quot;Sample Usage:\n&quot;</span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160; <span class="stringliteral">&quot;%s --input=\&quot;video1.media_info,video2.media_info,audio1.media_info\&quot; &quot;</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160; <span class="stringliteral">&quot;--output=\&quot;video_audio.mpd\&quot;&quot;</span>;</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160; </div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160;<span class="keyword">enum</span> ExitStatus {</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; kSuccess = 0,</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; kEmptyInputError,</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; kEmptyOutputError,</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; kFailedToWriteMpdToFileError</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160;};</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;ExitStatus CheckRequiredFlags() {</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160; <span class="keywordflow">if</span> (FLAGS_input.empty()) {</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; LOG(ERROR) &lt;&lt; <span class="stringliteral">&quot;--input is required.&quot;</span>;</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160; <span class="keywordflow">return</span> kEmptyInputError;</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160; }</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; </div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160; <span class="keywordflow">if</span> (FLAGS_output.empty()) {</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; LOG(ERROR) &lt;&lt; <span class="stringliteral">&quot;--output is required.&quot;</span>;</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; <span class="keywordflow">return</span> kEmptyOutputError;</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160; }</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; </div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; <span class="keywordflow">return</span> kSuccess;</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160;}</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160; </div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160;ExitStatus RunMpdGenerator() {</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; DCHECK_EQ(CheckRequiredFlags(), kSuccess);</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160; std::vector&lt;std::string&gt; base_urls;</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160; <span class="keyword">typedef</span> std::vector&lt;std::string&gt;::const_iterator Iterator;</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160; </div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; std::vector&lt;std::string&gt; input_files = base::SplitString(</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; FLAGS_input, <span class="stringliteral">&quot;,&quot;</span>, base::KEEP_WHITESPACE, base::SPLIT_WANT_ALL);</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; </div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; <span class="keywordflow">if</span> (!FLAGS_base_urls.empty()) {</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160; base_urls = base::SplitString(FLAGS_base_urls, <span class="stringliteral">&quot;,&quot;</span>, base::KEEP_WHITESPACE,</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160; base::SPLIT_WANT_ALL);</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160; }</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; </div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; MpdWriter mpd_writer;</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; <span class="keywordflow">for</span> (Iterator it = base_urls.begin(); it != base_urls.end(); ++it)</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; mpd_writer.AddBaseUrl(*it);</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160; </div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; <span class="keywordflow">for</span> (<span class="keyword">const</span> std::string&amp; file : input_files) {</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; <span class="keywordflow">if</span> (!mpd_writer.AddFile(file)) {</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; LOG(WARNING) &lt;&lt; <span class="stringliteral">&quot;MpdWriter failed to read &quot;</span> &lt;&lt; file &lt;&lt; <span class="stringliteral">&quot;, skipping.&quot;</span>;</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; }</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; }</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; </div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; <span class="keywordflow">if</span> (!mpd_writer.WriteMpdToFile(FLAGS_output.c_str())) {</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160; LOG(ERROR) &lt;&lt; <span class="stringliteral">&quot;Failed to write MPD to &quot;</span> &lt;&lt; FLAGS_output;</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160; <span class="keywordflow">return</span> kFailedToWriteMpdToFileError;</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; }</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; </div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; <span class="keywordflow">return</span> kSuccess;</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160;}</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; </div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160;<span class="keywordtype">int</span> MpdMain(<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span>** argv) {</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; base::AtExitManager exit;</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; <span class="comment">// Needed to enable VLOG/DVLOG through --vmodule or --v.</span></div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160; base::CommandLine::Init(argc, argv);</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160; </div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160; <span class="comment">// Set up logging.</span></div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160; logging::LoggingSettings log_settings;</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160; log_settings.logging_dest = logging::LOG_TO_SYSTEM_DEBUG_LOG;</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160; CHECK(logging::InitLogging(log_settings));</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; </div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; google::SetVersionString(GetPackagerVersion());</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; google::SetUsageMessage(base::StringPrintf(kUsage, argv[0]));</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; google::ParseCommandLineFlags(&amp;argc, &amp;argv, <span class="keyword">true</span>);</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; <span class="keywordflow">if</span> (FLAGS_licenses) {</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keywordtype">char</span>* line : kLicenseNotice)</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160; std::cout &lt;&lt; line &lt;&lt; std::endl;</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160; <span class="keywordflow">return</span> kSuccess;</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; }</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; </div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; ExitStatus status = CheckRequiredFlags();</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; <span class="keywordflow">if</span> (status != kSuccess) {</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160; google::ShowUsageWithFlags(<span class="stringliteral">&quot;Usage&quot;</span>);</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160; <span class="keywordflow">return</span> status;</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160; }</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160; </div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160; <span class="keywordflow">if</span> (!FLAGS_test_packager_version.empty())</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160; SetPackagerVersionForTesting(FLAGS_test_packager_version);</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160; </div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160; <span class="keywordflow">return</span> RunMpdGenerator();</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160;}</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; </div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160;} <span class="comment">// namespace</span></div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160;} <span class="comment">// namespace shaka</span></div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; </div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160;<span class="preprocessor">#if defined(OS_WIN)</span></div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160;<span class="comment">// Windows wmain, which converts wide character arguments to UTF-8.</span></div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160;<span class="keywordtype">int</span> wmain(<span class="keywordtype">int</span> argc, <span class="keywordtype">wchar_t</span>* argv[], <span class="keywordtype">wchar_t</span>* envp[]) {</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; std::unique_ptr&lt;<span class="keywordtype">char</span>* [], std::function&lt;void(<span class="keywordtype">char</span>**)&gt;&gt; utf8_argv(</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; <span class="keyword">new</span> <span class="keywordtype">char</span>*[argc], [argc](<span class="keywordtype">char</span>** utf8_args) {</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; <span class="comment">// TODO(tinskip): This leaks, but if this code is enabled, it crashes.</span></div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; <span class="comment">// Figure out why. I suspect gflags does something funny with the</span></div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; <span class="comment">// argument array.</span></div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; <span class="comment">// for (int idx = 0; idx &lt; argc; ++idx)</span></div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; <span class="comment">// delete[] utf8_args[idx];</span></div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160; <span class="keyword">delete</span>[] utf8_args;</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; });</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; std::wstring_convert&lt;std::codecvt_utf8&lt;wchar_t&gt;&gt; converter;</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">int</span> idx = 0; idx &lt; argc; ++idx) {</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160; std::string utf8_arg(converter.to_bytes(argv[idx]));</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; utf8_arg += <span class="charliteral">&#39;\0&#39;</span>;</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160; utf8_argv[idx] = <span class="keyword">new</span> <span class="keywordtype">char</span>[utf8_arg.size()];</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160; memcpy(utf8_argv[idx], &amp;utf8_arg[0], utf8_arg.size());</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; }</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; <span class="keywordflow">return</span> shaka::MpdMain(argc, utf8_argv.get());</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160;}</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160;<span class="keywordtype">int</span> main(<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span>** argv) {</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160; <span class="keywordflow">return</span> shaka::MpdMain(argc, argv);</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160;}</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160;<span class="preprocessor">#endif </span><span class="comment">// !defined(OS_WIN)</span></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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