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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">// Copyright 2017 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/base/bit_writer.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="keyword">namespace </span><a class="code" href="../../d8/daf/namespaceshaka.html">shaka</a> {</div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="keyword">namespace </span>media {</div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;</div><div class="line"><a name="l00012"></a><span class="lineno"><a class="line" href="../../dc/d76/classshaka_1_1media_1_1BitWriter.html#a09495a53bd1f1885dcc328b1621041f4"> 12</a></span>&#160;<a class="code" href="../../dc/d76/classshaka_1_1media_1_1BitWriter.html#a09495a53bd1f1885dcc328b1621041f4">BitWriter::BitWriter</a>(std::vector&lt;uint8_t&gt;* storage)</div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160; : storage_(storage), initial_storage_size_(storage_-&gt;size()) {}</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"><a class="line" href="../../dc/d76/classshaka_1_1media_1_1BitWriter.html#aee5f905e55f262e38f5df506611663f1"> 15</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="../../dc/d76/classshaka_1_1media_1_1BitWriter.html#aee5f905e55f262e38f5df506611663f1">BitWriter::WriteBits</a>(uint32_t bits, <span class="keywordtype">size_t</span> number_of_bits) {</div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160; DCHECK_NE(number_of_bits, 0u);</div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160; DCHECK_LE(number_of_bits, 32u);</div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160; DCHECK_LT(bits, 1ULL &lt;&lt; number_of_bits);</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; num_bits_ += number_of_bits;</div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160; DCHECK_LE(num_bits_, 64);</div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160; bits_ |= <span class="keyword">static_cast&lt;</span>uint64_t<span class="keyword">&gt;</span>(bits) &lt;&lt; (64 - num_bits_);</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160; <span class="keywordflow">while</span> (num_bits_ &gt;= 8) {</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160; storage_-&gt;push_back(bits_ &gt;&gt; 56);</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160; bits_ &lt;&lt;= 8;</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160; num_bits_ -= 8;</div><div class="line"><a name="l00028"></a><span class=
<div class="ttc" id="classshaka_1_1media_1_1BitWriter_html_aee5f905e55f262e38f5df506611663f1"><div class="ttname"><a href="../../dc/d76/classshaka_1_1media_1_1BitWriter.html#aee5f905e55f262e38f5df506611663f1">shaka::media::BitWriter::WriteBits</a></div><div class="ttdeci">void WriteBits(uint32_t bits, size_t number_of_bits)</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/d58/bit__writer_8cc_source.html#l00015">bit_writer.cc:15</a></div></div>
<div class="ttc" id="classshaka_1_1media_1_1BitWriter_html_a09495a53bd1f1885dcc328b1621041f4"><div class="ttname"><a href="../../dc/d76/classshaka_1_1media_1_1BitWriter.html#a09495a53bd1f1885dcc328b1621041f4">shaka::media::BitWriter::BitWriter</a></div><div class="ttdeci">BitWriter(std::vector&lt; uint8_t &gt; *storage)</div><div class="ttdef"><b>Definition:</b> <a href="../../dd/d58/bit__writer_8cc_source.html#l00012">bit_writer.cc:12</a></div></div>
<div class="ttc" id="classshaka_1_1media_1_1BitWriter_html_a1c14f04a0bb3090edb3ac0fffa346bc1"><div class="ttname"><a href="../../dc/d76/classshaka_1_1media_1_1BitWriter.html#a1c14f04a0bb3090edb3ac0fffa346bc1">shaka::media::BitWriter::Flush</a></div><div class="ttdeci">void Flush()</div><div class="ttdoc">Write pending bits, and align bitstream with extra zero bits. </div><div class="ttdef"><b>Definition:</b> <a href="../../dd/d58/bit__writer_8cc_source.html#l00031">bit_writer.cc:31</a></div></div>
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