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<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_ae142483ff91a68c468a97c037f98d4d.html">mp4</a></li> </ul>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Copyright (c) 2012 The Chromium Authors. All rights reserved.</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// Use of this source code is governed by a BSD-style license that can be</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// found in the LICENSE file.</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> </div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="preprocessor">#ifndef PACKAGER_MEDIA_FORMATS_MP4_BOX_READER_H_</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="preprocessor">#define PACKAGER_MEDIA_FORMATS_MP4_BOX_READER_H_</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> </div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor">#include <map></span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#include <memory></span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include <vector></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/base/compiler_specific.h"</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include "packager/base/logging.h"</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include "packager/media/base/buffer_reader.h"</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include "packager/media/base/fourccs.h"</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include "packager/media/base/rcheck.h"</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> </div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="keyword">namespace </span><a class="code" href="../../d8/daf/namespaceshaka.html">shaka</a> {</div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="keyword">namespace </span>media {</div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="keyword">namespace </span>mp4 {</div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> </div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="keyword">struct </span>Box;</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> </div><div class="line"><a name="l00025"></a><span class="lineno"><a class="line" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html"> 25</a></span> <span class="keyword">class </span><a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html">BoxReader</a> : <span class="keyword">public</span> <a class="code" href="../../d9/d13/classshaka_1_1media_1_1BufferReader.html">BufferReader</a> {</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  ~<a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html">BoxReader</a>();</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keyword">static</span> <a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html">BoxReader</a>* <a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#ae348922875d67128d2af6d88b692e205">ReadBox</a>(<span class="keyword">const</span> uint8_t* buf,</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> buf_size,</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keywordtype">bool</span>* err);</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> </div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> <a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a6bafd9cd95a97c4c1475d1806d602ae2">StartBox</a>(<span class="keyword">const</span> uint8_t* buf,</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> buf_size,</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  FourCC* type,</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  uint64_t* box_size,</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keywordtype">bool</span>* err) WARN_UNUSED_RESULT;</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> </div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keywordtype">bool</span> <a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#acc5a55985f95b73ac64c9eab7bd09242">ScanChildren</a>() WARN_UNUSED_RESULT;</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> </div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keywordtype">bool</span> <a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#aa65236a6b94ac59d5da409412992211c">ChildExist</a>(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html">Box</a>* child) WARN_UNUSED_RESULT;</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keywordtype">bool</span> <a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a68defcd9be85bbd5cbded3bee86aa03a">ReadChild</a>(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html">Box</a>* child) WARN_UNUSED_RESULT;</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> </div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordtype">bool</span> <a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a1a4457e9638e8cf3fb30b0031b513cec">TryReadChild</a>(<a class="code" href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html">Box</a>* child) WARN_UNUSED_RESULT;</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span> </div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> T></div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keywordtype">bool</span> <a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#aedb3a49da398833cda1caa1ad01a364a">ReadChildren</a>(std::vector<T>* children) WARN_UNUSED_RESULT;</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> T></div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordtype">bool</span> <a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a3da91efd030e0d85a889b2c02fe96bea">TryReadChildren</a>(std::vector<T>* children) WARN_UNUSED_RESULT;</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> </div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> T></div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordtype">bool</span> <a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a8b5c7d5a487fb3063eae1495aa3a7566">ReadAllChildren</a>(std::vector<T>* children) WARN_UNUSED_RESULT;</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="keywordtype">bool</span> ReadFourCC(FourCC* fourcc) {</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  uint32_t val;</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordflow">if</span> (!Read4(&val))</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  *fourcc = <span class="keyword">static_cast<</span>FourCC<span class="keyword">></span>(val);</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</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> </div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  FourCC type()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> type_; }</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="keyword">private</span>:</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html">BoxReader</a>(<span class="keyword">const</span> uint8_t* buf, <span class="keywordtype">size_t</span> size);</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="comment">// Must be called immediately after init. If the return is false, this</span></div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="comment">// indicates that the box header and its contents were not available in the</span></div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="comment">// stream or were nonsensical, and that the box must not be used further. In</span></div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="comment">// this case, if |*err| is false, the problem was simply a lack of data, and</span></div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="comment">// should only be an error condition if some higher-level component knows that</span></div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="comment">// no more data is coming (i.e. EOS or end of containing box). If |*err| is</span></div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="comment">// true, the error is unrecoverable and the stream should be aborted.</span></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordtype">bool</span> ReadHeader(<span class="keywordtype">bool</span>* err);</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> </div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  FourCC type_;</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> </div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keyword">typedef</span> std::multimap<FourCC, std::unique_ptr<BoxReader>> ChildMap;</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span> </div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="comment">// The set of child box FourCCs and their corresponding buffer readers. Only</span></div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="comment">// valid if scanned_ is true.</span></div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  ChildMap children_;</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keywordtype">bool</span> scanned_;</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span> </div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  DISALLOW_COPY_AND_ASSIGN(<a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html">BoxReader</a>);</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span> };</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span> </div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span> <span class="comment">// Template definitions.</span></div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div><div class="line"><a name="l00128"></a><span class="lineno"><a class="line" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#aedb3a49da398833cda1caa1ad01a364a"> 128</a></span> <span class="keywordtype">bool</span> <a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#aedb3a49da398833cda1caa1ad01a364a">BoxReader::ReadChildren</a>(std::vector<T>* children) {</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  RCHECK(<a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a3da91efd030e0d85a889b2c02fe96bea">TryReadChildren</a>(children) && !children->empty());</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span> }</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span> </div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div><div class="line"><a name="l00134"></a><span class="lineno"><a class="line" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a3da91efd030e0d85a889b2c02fe96bea"> 134</a></span> <span class="keywordtype">bool</span> <a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a3da91efd030e0d85a889b2c02fe96bea">BoxReader::TryReadChildren</a>(std::vector<T>* children) {</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  DCHECK(scanned_);</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  DCHECK(children->empty());</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span> </div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  children->resize(1);</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  FourCC child_type = (*children)[0].BoxType();</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span> </div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  ChildMap::iterator start_itr = children_.lower_bound(child_type);</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  ChildMap::iterator end_itr = children_.upper_bound(child_type);</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  children->resize(std::distance(start_itr, end_itr));</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keyword">typename</span> std::vector<T>::iterator child_itr = children->begin();</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="keywordflow">for</span> (ChildMap::iterator itr = start_itr; itr != end_itr; ++itr) {</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  RCHECK(child_itr->Parse(itr->second.get()));</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  ++child_itr;</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  }</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  children_.erase(start_itr, end_itr);</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> </div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  DVLOG(2) << <span class="stringliteral">"Found "</span> << children->size() << <span class="stringliteral">" "</span> << FourCCToString(child_type)</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  << <span class="stringliteral">" boxes."</span>;</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> }</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span> </div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div><div class="line"><a name="l00157"></a><span class="lineno"><a class="line" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a8b5c7d5a487fb3063eae1495aa3a7566"> 157</a></span> <span class="keywordtype">bool</span> <a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a8b5c7d5a487fb3063eae1495aa3a7566">BoxReader::ReadAllChildren</a>(std::vector<T>* children) {</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  DCHECK(!scanned_);</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  scanned_ = <span class="keyword">true</span>;</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span> </div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordflow">while</span> (pos() < size()) {</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <a class="code" href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html">BoxReader</a> child_reader(&data()[pos()], size() - pos());</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordtype">bool</span> err;</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="keywordflow">if</span> (!child_reader.ReadHeader(&err))</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span> </div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  T child;</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  RCHECK(child.Parse(&child_reader));</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  children->push_back(child);</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  RCHECK(<a class="code" href="../../d9/d13/classshaka_1_1media_1_1BufferReader.html#a2b15dfcd6ff891a9cb7b76f48d91d15d">SkipBytes</a>(child_reader.size()));</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  }</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span> </div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span> }</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span> </div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span> } <span class="comment">// namespace mp4</span></div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span> } <span class="comment">// namespace media</span></div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span> } <span class="comment">// namespace shaka</span></div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span> </div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="preprocessor">#endif // PACKAGER_MEDIA_FORMATS_MP4_BOX_READER_H_</span></div><div class="ttc" id="classshaka_1_1media_1_1mp4_1_1BoxReader_html_a3da91efd030e0d85a889b2c02fe96bea"><div class="ttname"><a href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a3da91efd030e0d85a889b2c02fe96bea">shaka::media::mp4::BoxReader::TryReadChildren</a></div><div class="ttdeci">bool TryReadChildren(std::vector< T > *children) WARN_UNUSED_RESULT</div><div class="ttdef"><b>Definition:</b> <a href="../../d2/d92/box__reader_8h_source.html#l00134">box_reader.h:134</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1mp4_1_1BoxReader_html_a8b5c7d5a487fb3063eae1495aa3a7566"><div class="ttname"><a href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a8b5c7d5a487fb3063eae1495aa3a7566">shaka::media::mp4::BoxReader::ReadAllChildren</a></div><div class="ttdeci">bool ReadAllChildren(std::vector< T > *children) WARN_UNUSED_RESULT</div><div class="ttdef"><b>Definition:</b> <a href="../../d2/d92/box__reader_8h_source.html#l00157">box_reader.h:157</a></div></div>
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<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>
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<div class="ttc" id="classshaka_1_1media_1_1mp4_1_1BoxReader_html_acc5a55985f95b73ac64c9eab7bd09242"><div class="ttname"><a href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#acc5a55985f95b73ac64c9eab7bd09242">shaka::media::mp4::BoxReader::ScanChildren</a></div><div class="ttdeci">bool ScanChildren() WARN_UNUSED_RESULT</div><div class="ttdef"><b>Definition:</b> <a href="../../d3/df1/box__reader_8cc_source.html#l00067">box_reader.cc:67</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1mp4_1_1BoxReader_html_aedb3a49da398833cda1caa1ad01a364a"><div class="ttname"><a href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#aedb3a49da398833cda1caa1ad01a364a">shaka::media::mp4::BoxReader::ReadChildren</a></div><div class="ttdeci">bool ReadChildren(std::vector< T > *children) WARN_UNUSED_RESULT</div><div class="ttdef"><b>Definition:</b> <a href="../../d2/d92/box__reader_8h_source.html#l00128">box_reader.h:128</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1mp4_1_1Box_html"><div class="ttname"><a href="../../d1/d2d/structshaka_1_1media_1_1mp4_1_1Box.html">shaka::media::mp4::Box</a></div><div class="ttdef"><b>Definition:</b> <a href="../../dc/d19/box_8h_source.html#l00027">box.h:27</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1BufferReader_html_a2b15dfcd6ff891a9cb7b76f48d91d15d"><div class="ttname"><a href="../../d9/d13/classshaka_1_1media_1_1BufferReader.html#a2b15dfcd6ff891a9cb7b76f48d91d15d">shaka::media::BufferReader::SkipBytes</a></div><div class="ttdeci">bool SkipBytes(size_t num_bytes) WARN_UNUSED_RESULT</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dbc/buffer__reader_8cc_source.html#l00065">buffer_reader.cc:65</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1mp4_1_1BoxReader_html"><div class="ttname"><a href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html">shaka::media::mp4::BoxReader</a></div><div class="ttdoc">Class for reading MP4 boxes. </div><div class="ttdef"><b>Definition:</b> <a href="../../d2/d92/box__reader_8h_source.html#l00025">box_reader.h:25</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1mp4_1_1BoxReader_html_a68defcd9be85bbd5cbded3bee86aa03a"><div class="ttname"><a href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a68defcd9be85bbd5cbded3bee86aa03a">shaka::media::mp4::BoxReader::ReadChild</a></div><div class="ttdeci">bool ReadChild(Box *child) WARN_UNUSED_RESULT</div><div class="ttdef"><b>Definition:</b> <a href="../../d3/df1/box__reader_8cc_source.html#l00090">box_reader.cc:90</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1BufferReader_html"><div class="ttname"><a href="../../d9/d13/classshaka_1_1media_1_1BufferReader.html">shaka::media::BufferReader</a></div><div class="ttdef"><b>Definition:</b> <a href="../../de/d3e/buffer__reader_8h_source.html#l00023">buffer_reader.h:23</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1mp4_1_1BoxReader_html_a1a4457e9638e8cf3fb30b0031b513cec"><div class="ttname"><a href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a1a4457e9638e8cf3fb30b0031b513cec">shaka::media::mp4::BoxReader::TryReadChild</a></div><div class="ttdeci">bool TryReadChild(Box *child) WARN_UNUSED_RESULT</div><div class="ttdef"><b>Definition:</b> <a href="../../d3/df1/box__reader_8cc_source.html#l00106">box_reader.cc:106</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1mp4_1_1BoxReader_html_a6bafd9cd95a97c4c1475d1806d602ae2"><div class="ttname"><a href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#a6bafd9cd95a97c4c1475d1806d602ae2">shaka::media::mp4::BoxReader::StartBox</a></div><div class="ttdeci">static bool StartBox(const uint8_t *buf, const size_t buf_size, FourCC *type, uint64_t *box_size, bool *err) WARN_UNUSED_RESULT</div><div class="ttdef"><b>Definition:</b> <a href="../../d3/df1/box__reader_8cc_source.html#l00054">box_reader.cc:54</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1mp4_1_1BoxReader_html_aa65236a6b94ac59d5da409412992211c"><div class="ttname"><a href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#aa65236a6b94ac59d5da409412992211c">shaka::media::mp4::BoxReader::ChildExist</a></div><div class="ttdeci">bool ChildExist(Box *child) WARN_UNUSED_RESULT</div><div class="ttdef"><b>Definition:</b> <a href="../../d3/df1/box__reader_8cc_source.html#l00102">box_reader.cc:102</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1mp4_1_1BoxReader_html_ae348922875d67128d2af6d88b692e205"><div class="ttname"><a href="../../d1/dee/classshaka_1_1media_1_1mp4_1_1BoxReader.html#ae348922875d67128d2af6d88b692e205">shaka::media::mp4::BoxReader::ReadBox</a></div><div class="ttdeci">static BoxReader * ReadBox(const uint8_t *buf, const size_t buf_size, bool *err)</div><div class="ttdef"><b>Definition:</b> <a href="../../d3/df1/box__reader_8cc_source.html#l00036">box_reader.cc:36</a></div></div>
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