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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">// Copyright 2016 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 &quot;packager/media/codecs/nalu_reader.h&quot;</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 &lt;iostream&gt;</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;</div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="preprocessor">#include &quot;packager/base/logging.h&quot;</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="preprocessor">#include &quot;packager/media/base/buffer_reader.h&quot;</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="preprocessor">#include &quot;packager/media/codecs/h264_parser.h&quot;</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;</div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="keyword">namespace </span><a class="code" href="../../d8/daf/namespaceshaka.html">shaka</a> {</div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="keyword">namespace </span>media {</div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;</div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="keyword">namespace </span>{</div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">bool</span> IsStartCode(<span class="keyword">const</span> uint8_t* data) {</div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160; <span class="keywordflow">return</span> data[0] == 0x00 &amp;&amp; data[1] == 0x00 &amp;&amp; data[2] == 0x01;</div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;}</div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="comment">// Edits |subsamples| given the number of consumed bytes.</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="keywordtype">void</span> UpdateSubsamples(uint64_t consumed_bytes,</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160; std::vector&lt;SubsampleEntry&gt;* subsamples) {</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160; <span class="keywordflow">if</span> (consumed_bytes == 0 || subsamples-&gt;empty()) {</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160; <span class="keywordflow">return</span>;</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160; }</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160; <span class="keywordtype">size_t</span> num_entries_to_delete
<div class="ttc" id="classshaka_1_1media_1_1Nalu_html_a52dc6f445a09c36a64c634ccc2891489"><div class="ttname"><a href="../../d6/dff/classshaka_1_1media_1_1Nalu.html#a52dc6f445a09c36a64c634ccc2891489">shaka::media::Nalu::data</a></div><div class="ttdeci">const uint8_t * data() const</div><div class="ttdoc">This is the pointer to the Nalu data, pointing to the header. </div><div class="ttdef"><b>Definition:</b> <a href="../../d4/d87/nalu__reader_8h_source.html#l00097">nalu_reader.h:97</a></div></div>
<div class="ttc" id="classshaka_1_1media_1_1NaluReader_html"><div class="ttname"><a href="../../db/d86/classshaka_1_1media_1_1NaluReader.html">shaka::media::NaluReader</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d4/d87/nalu__reader_8h_source.html#l00149">nalu_reader.h:149</a></div></div>
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<div class="ttc" id="namespacestd_html"><div class="ttname"><a href="../../d8/dcc/namespacestd.html">std</a></div><div class="ttdoc">STL namespace. </div></div>
<div class="ttc" id="classshaka_1_1media_1_1NaluReader_html_a9ed9d56a06f43717cdb7035f86075975"><div class="ttname"><a href="../../db/d86/classshaka_1_1media_1_1NaluReader.html#a9ed9d56a06f43717cdb7035f86075975">shaka::media::NaluReader::StartsWithStartCode</a></div><div class="ttdeci">bool StartsWithStartCode()</div><div class="ttdef"><b>Definition:</b> <a href="../../d1/df5/nalu__reader_8cc_source.html#l00297">nalu_reader.cc:297</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>
<div class="ttc" id="classshaka_1_1media_1_1BufferReader_html_ac98c6631c07300a6b78ec58bfd4ced30"><div class="ttname"><a href="../../d9/d13/classshaka_1_1media_1_1BufferReader.html#ac98c6631c07300a6b78ec58bfd4ced30">shaka::media::BufferReader::ReadNBytesInto8</a></div><div class="ttdeci">bool ReadNBytesInto8(uint64_t *v, size_t num_bytes) WARN_UNUSED_RESULT</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/dbc/buffer__reader_8cc_source.html#l00040">buffer_reader.cc:40</a></div></div>
<div class="ttc" id="classshaka_1_1media_1_1NaluReader_html_ae051f1f92d84acfcd4cc159d972d647a"><div class="ttname"><a href="../../db/d86/classshaka_1_1media_1_1NaluReader.html#ae051f1f92d84acfcd4cc159d972d647a">shaka::media::NaluReader::Advance</a></div><div class="ttdeci">Result Advance(Nalu *nalu)</div><div class="ttdef"><b>Definition:</b> <a href="../../d1/df5/nalu__reader_8cc_source.html#l00239">nalu_reader.cc:239</a></div></div>
<div class="ttc" id="classshaka_1_1media_1_1Nalu_html"><div class="ttname"><a href="../../d6/dff/classshaka_1_1media_1_1Nalu.html">shaka::media::Nalu</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d4/d87/nalu__reader_8h_source.html#l00027">nalu_reader.h:27</a></div></div>
<div class="ttc" id="classshaka_1_1media_1_1NaluReader_html_a2d1611fe3e60fc6570fe0c21e13911b0"><div class="ttname"><a href="../../db/d86/classshaka_1_1media_1_1NaluReader.html#a2d1611fe3e60fc6570fe0c21e13911b0">shaka::media::NaluReader::NaluReader</a></div><div class="ttdeci">NaluReader(Nalu::CodecType type, uint8_t nal_length_size, const uint8_t *stream, uint64_t stream_size)</div><div class="ttdef"><b>Definition:</b> <a href="../../d1/df5/nalu__reader_8cc_source.html#l00212">nalu_reader.cc:212</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1Nalu_html_a7a3b4358f56619fc63fe74525f4eb92b"><div class="ttname"><a href="../../d6/dff/classshaka_1_1media_1_1Nalu.html#a7a3b4358f56619fc63fe74525f4eb92b">shaka::media::Nalu::type</a></div><div class="ttdeci">int type() const</div><div class="ttdef"><b>Definition:</b> <a href="../../d4/d87/nalu__reader_8h_source.html#l00113">nalu_reader.h:113</a></div></div>
<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>
<div class="ttc" id="classshaka_1_1media_1_1NaluReader_html_aa14b3cd5da5657d8a3d0ecfdf301a184"><div class="ttname"><a href="../../db/d86/classshaka_1_1media_1_1NaluReader.html#aa14b3cd5da5657d8a3d0ecfdf301a184">shaka::media::NaluReader::FindStartCodeInClearRange</a></div><div class="ttdeci">static bool FindStartCodeInClearRange(const uint8_t *data, uint64_t data_size, uint64_t *offset, uint8_t *start_code_size, const std::vector&lt; SubsampleEntry &gt; &amp;subsamples)</div><div class="ttdef"><b>Definition:</b> <a href="../../d1/df5/nalu__reader_8cc_source.html#l00344">nalu_reader.cc:344</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1Nalu_html_abe782e4298e7add8ce0a1c33e66cfcdb"><div class="ttname"><a href="../../d6/dff/classshaka_1_1media_1_1Nalu.html#abe782e4298e7add8ce0a1c33e66cfcdb">shaka::media::Nalu::payload_size</a></div><div class="ttdeci">uint64_t payload_size() const</div><div class="ttdoc">Size of this Nalu minus header_size(). </div><div class="ttdef"><b>Definition:</b> <a href="../../d4/d87/nalu__reader_8h_source.html#l00102">nalu_reader.h:102</a></div></div>
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