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<li class="navelem"><a class="el" href="../../dir_39dc0668bd5a501998f94e8b4e546c71.html">media</a></li><li class="navelem"><a class="el" href="../../dir_c6ada2450b25ab5438a4dba6c9b890af.html">base</a></li> </ul>
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<div class="title">demuxer.cc</div> </div>
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<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>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">//</span></div>
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<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>
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<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>
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<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>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> </div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="preprocessor">#include "packager/media/base/demuxer.h"</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> </div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#include "packager/base/bind.h"</span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include "packager/base/logging.h"</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include "packager/base/stl_util.h"</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include "packager/media/base/decryptor_source.h"</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include "packager/media/base/key_source.h"</span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include "packager/media/base/media_sample.h"</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include "packager/media/base/media_stream.h"</span></div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include "packager/media/base/stream_info.h"</span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include "packager/media/file/file.h"</span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include "packager/media/formats/mp2t/mp2t_media_parser.h"</span></div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include "packager/media/formats/mp4/mp4_media_parser.h"</span></div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include "packager/media/formats/wvm/wvm_media_parser.h"</span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> </div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="keyword">namespace </span>{</div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="keyword">const</span> <span class="keywordtype">size_t</span> kInitBufSize = 0x10000; <span class="comment">// 65KB, sufficient to determine the</span></div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  <span class="comment">// container and likely all init data.</span></div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="keyword">const</span> <span class="keywordtype">size_t</span> kBufSize = 0x200000; <span class="comment">// 2MB</span></div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> }</div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="keyword">namespace </span>edash_packager {</div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="keyword">namespace </span>media {</div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div>
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<div class="line"><a name="l00031"></a><span class="lineno"><a class="line" href="../../d5/dce/classedash__packager_1_1media_1_1Demuxer.html#a5305b2b16956b7ab973eeded4232226e"> 31</a></span> <a class="code" href="../../d5/dce/classedash__packager_1_1media_1_1Demuxer.html#a5305b2b16956b7ab973eeded4232226e">Demuxer::Demuxer</a>(<span class="keyword">const</span> std::string& file_name)</div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  : file_name_(file_name),</div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  media_file_(NULL),</div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  init_event_received_(false),</div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  container_name_(CONTAINER_UNKNOWN),</div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  buffer_(new uint8_t[kBufSize]),</div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  cancelled_(false) {</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> }</div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> </div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> Demuxer::~Demuxer() {</div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keywordflow">if</span> (media_file_)</div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  media_file_-><a class="code" href="../../de/d19/classedash__packager_1_1media_1_1File.html#a42290da768cd34316d2f4c5fc3976b38">Close</a>();</div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  STLDeleteElements(&streams_);</div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> }</div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> </div>
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<div class="line"><a name="l00046"></a><span class="lineno"><a class="line" href="../../d5/dce/classedash__packager_1_1media_1_1Demuxer.html#aec6a0b843399e2bf752e6fe1f56f02ee"> 46</a></span> <span class="keywordtype">void</span> <a class="code" href="../../d5/dce/classedash__packager_1_1media_1_1Demuxer.html#aec6a0b843399e2bf752e6fe1f56f02ee">Demuxer::SetKeySource</a>(scoped_ptr<KeySource> key_source) {</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  key_source_ = key_source.Pass();</div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> }</div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div>
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<div class="line"><a name="l00050"></a><span class="lineno"><a class="line" href="../../d5/dce/classedash__packager_1_1media_1_1Demuxer.html#a5b156dbf1d1c86f4d18e137b3f7bc7c9"> 50</a></span> <a class="code" href="../../d2/d90/classedash__packager_1_1media_1_1Status.html">Status</a> <a class="code" href="../../d5/dce/classedash__packager_1_1media_1_1Demuxer.html#a5b156dbf1d1c86f4d18e137b3f7bc7c9">Demuxer::Initialize</a>() {</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  DCHECK(!media_file_);</div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  DCHECK(!init_event_received_);</div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> </div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  LOG(INFO) << <span class="stringliteral">"Initialize Demuxer for file '"</span> << file_name_ << <span class="stringliteral">"'."</span>;</div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> </div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  media_file_ = <a class="code" href="../../de/d19/classedash__packager_1_1media_1_1File.html#a0933ccd7df76fcf8fbcfe12c15dbf6c5">File::Open</a>(file_name_.c_str(), <span class="stringliteral">"r"</span>);</div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keywordflow">if</span> (!media_file_) {</div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keywordflow">return</span> <a class="code" href="../../d2/d90/classedash__packager_1_1media_1_1Status.html">Status</a>(error::FILE_FAILURE,</div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="stringliteral">"Cannot open file for reading "</span> + file_name_);</div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  }</div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="comment">// Read enough bytes before detecting the container.</span></div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keywordtype">size_t</span> bytes_read = 0;</div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordflow">while</span> (bytes_read < kInitBufSize) {</div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  int64_t read_result =</div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  media_file_-><a class="code" href="../../de/d19/classedash__packager_1_1media_1_1File.html#a663547ead01b035117429c0bc757aab7">Read</a>(buffer_.get() + bytes_read, kInitBufSize);</div>
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||
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keywordflow">if</span> (read_result < 0)</div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordflow">return</span> <a class="code" href="../../d2/d90/classedash__packager_1_1media_1_1Status.html">Status</a>(error::FILE_FAILURE, <span class="stringliteral">"Cannot read file "</span> + file_name_);</div>
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||
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keywordflow">if</span> (read_result == 0)</div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keywordflow">break</span>;</div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  bytes_read += read_result;</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  }</div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  container_name_ = DetermineContainer(buffer_.get(), bytes_read);</div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> </div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="comment">// Initialize media parser.</span></div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordflow">switch</span> (container_name_) {</div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keywordflow">case</span> CONTAINER_MOV:</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  parser_.reset(<span class="keyword">new</span> <a class="code" href="../../d8/d0d/classedash__packager_1_1media_1_1mp4_1_1MP4MediaParser.html">mp4::MP4MediaParser</a>());</div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keywordflow">break</span>;</div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keywordflow">case</span> CONTAINER_MPEG2TS:</div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  parser_.reset(<span class="keyword">new</span> <a class="code" href="../../dc/dab/classedash__packager_1_1media_1_1mp2t_1_1Mp2tMediaParser.html">mp2t::Mp2tMediaParser</a>());</div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keywordflow">break</span>;</div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordflow">case</span> CONTAINER_MPEG2PS:</div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  parser_.reset(<span class="keyword">new</span> <a class="code" href="../../d8/da0/classedash__packager_1_1media_1_1wvm_1_1WvmMediaParser.html">wvm::WvmMediaParser</a>());</div>
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||
|
|
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordflow">break</span>;</div>
|
||
|
|
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordflow">default</span>:</div>
|
||
|
|
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  NOTIMPLEMENTED();</div>
|
||
|
|
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keywordflow">return</span> <a class="code" href="../../d2/d90/classedash__packager_1_1media_1_1Status.html">Status</a>(error::UNIMPLEMENTED, <span class="stringliteral">"Container not supported."</span>);</div>
|
||
|
|
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  }</div>
|
||
|
|
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> </div>
|
||
|
|
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  parser_->Init(base::Bind(&Demuxer::ParserInitEvent, base::Unretained(<span class="keyword">this</span>)),</div>
|
||
|
|
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  base::Bind(&Demuxer::NewSampleEvent, base::Unretained(<span class="keyword">this</span>)),</div>
|
||
|
|
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  key_source_.get());</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="comment">// Handle trailing 'moov'.</span></div>
|
||
|
|
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordflow">if</span> (container_name_ == CONTAINER_MOV)</div>
|
||
|
|
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keyword">static_cast<</span><a class="code" href="../../d8/d0d/classedash__packager_1_1media_1_1mp4_1_1MP4MediaParser.html">mp4::MP4MediaParser</a>*<span class="keyword">></span>(parser_.get())->LoadMoov(file_name_);</div>
|
||
|
|
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> </div>
|
||
|
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keywordflow">if</span> (!parser_->Parse(buffer_.get(), bytes_read)) {</div>
|
||
|
|
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  init_parsing_status_ =</div>
|
||
|
|
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <a class="code" href="../../d2/d90/classedash__packager_1_1media_1_1Status.html">Status</a>(error::PARSER_FAILURE, <span class="stringliteral">"Cannot parse media file "</span> + file_name_);</div>
|
||
|
|
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  }</div>
|
||
|
|
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> </div>
|
||
|
|
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="comment">// Parse until init event received or on error.</span></div>
|
||
|
|
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keywordflow">while</span> (!init_event_received_ && init_parsing_status_.ok())</div>
|
||
|
|
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  init_parsing_status_ = <a class="code" href="../../d5/dce/classedash__packager_1_1media_1_1Demuxer.html#adb6c35974c24809c715380a99ac7cc78">Parse</a>();</div>
|
||
|
|
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="comment">// Defer error reporting if init completed successfully.</span></div>
|
||
|
|
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordflow">return</span> init_event_received_ ? Status::OK : init_parsing_status_;</div>
|
||
|
|
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> }</div>
|
||
|
|
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> </div>
|
||
|
|
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="keywordtype">void</span> Demuxer::ParserInitEvent(</div>
|
||
|
|
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keyword">const</span> std::vector<scoped_refptr<StreamInfo> >& streams) {</div>
|
||
|
|
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  init_event_received_ = <span class="keyword">true</span>;</div>
|
||
|
|
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> </div>
|
||
|
|
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  std::vector<scoped_refptr<StreamInfo> >::const_iterator it = <a class="code" href="../../d5/dce/classedash__packager_1_1media_1_1Demuxer.html#ae8182d61264096c811f457f50009fe3d">streams</a>.begin();</div>
|
||
|
|
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keywordflow">for</span> (; it != <a class="code" href="../../d5/dce/classedash__packager_1_1media_1_1Demuxer.html#ae8182d61264096c811f457f50009fe3d">streams</a>.end(); ++it) {</div>
|
||
|
|
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  streams_.push_back(<span class="keyword">new</span> <a class="code" href="../../d2/dfd/classedash__packager_1_1media_1_1MediaStream.html">MediaStream</a>(*it, <span class="keyword">this</span>));</div>
|
||
|
|
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  }</div>
|
||
|
|
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> }</div>
|
||
|
|
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span> </div>
|
||
|
|
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> <span class="keywordtype">bool</span> Demuxer::NewSampleEvent(uint32_t track_id,</div>
|
||
|
|
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keyword">const</span> scoped_refptr<MediaSample>& sample) {</div>
|
||
|
|
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  std::vector<MediaStream*>::iterator it = streams_.begin();</div>
|
||
|
|
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keywordflow">for</span> (; it != streams_.end(); ++it) {</div>
|
||
|
|
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keywordflow">if</span> (track_id == (*it)->info()->track_id()) {</div>
|
||
|
|
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keywordflow">return</span> (*it)->PushSample(sample).ok();</div>
|
||
|
|
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  }</div>
|
||
|
|
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  }</div>
|
||
|
|
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
||
|
|
<div class="line"><a name="l00130"></a><span class="lineno"> 130</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"><a class="line" href="../../d5/dce/classedash__packager_1_1media_1_1Demuxer.html#a7caa5e4ce5b80de4dbae7d967ff71f72"> 132</a></span> <a class="code" href="../../d2/d90/classedash__packager_1_1media_1_1Status.html">Status</a> <a class="code" href="../../d5/dce/classedash__packager_1_1media_1_1Demuxer.html#a7caa5e4ce5b80de4dbae7d967ff71f72">Demuxer::Run</a>() {</div>
|
||
|
|
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <a class="code" href="../../d2/d90/classedash__packager_1_1media_1_1Status.html">Status</a> status;</div>
|
||
|
|
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> </div>
|
||
|
|
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  LOG(INFO) << <span class="stringliteral">"Demuxer::Run() on file '"</span> << file_name_ << <span class="stringliteral">"'."</span>;</div>
|
||
|
|
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span> </div>
|
||
|
|
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="comment">// Start the streams.</span></div>
|
||
|
|
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordflow">for</span> (std::vector<MediaStream*>::iterator it = streams_.begin();</div>
|
||
|
|
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  it != streams_.end();</div>
|
||
|
|
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  ++it) {</div>
|
||
|
|
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  status = (*it)->Start(MediaStream::kPush);</div>
|
||
|
|
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="keywordflow">if</span> (!status.ok())</div>
|
||
|
|
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <span class="keywordflow">return</span> status;</div>
|
||
|
|
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  }</div>
|
||
|
|
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> </div>
|
||
|
|
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keywordflow">while</span> (!cancelled_ && (status = <a class="code" href="../../d5/dce/classedash__packager_1_1media_1_1Demuxer.html#adb6c35974c24809c715380a99ac7cc78">Parse</a>()).ok())</div>
|
||
|
|
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keywordflow">continue</span>;</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>  <span class="keywordflow">if</span> (cancelled_ && status.ok())</div>
|
||
|
|
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keywordflow">return</span> <a class="code" href="../../d2/d90/classedash__packager_1_1media_1_1Status.html">Status</a>(error::CANCELLED, <span class="stringliteral">"Demuxer run cancelled"</span>);</div>
|
||
|
|
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span> </div>
|
||
|
|
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keywordflow">if</span> (status.error_code() == error::END_OF_STREAM) {</div>
|
||
|
|
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="comment">// Push EOS sample to muxer to indicate end of stream.</span></div>
|
||
|
|
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keyword">const</span> scoped_refptr<MediaSample>& sample = <a class="code" href="../../d8/d6c/classedash__packager_1_1media_1_1MediaSample.html#ae449ca4aeea6cacb8c08a56d9652a64e">MediaSample::CreateEOSBuffer</a>();</div>
|
||
|
|
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordflow">for</span> (std::vector<MediaStream*>::iterator it = streams_.begin();</div>
|
||
|
|
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  it != streams_.end();</div>
|
||
|
|
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  ++it) {</div>
|
||
|
|
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  status = (*it)->PushSample(sample);</div>
|
||
|
|
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keywordflow">if</span> (!status.ok())</div>
|
||
|
|
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordflow">return</span> status;</div>
|
||
|
|
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  }</div>
|
||
|
|
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  }</div>
|
||
|
|
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordflow">return</span> status;</div>
|
||
|
|
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span> }</div>
|
||
|
|
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> </div>
|
||
|
|
<div class="line"><a name="l00166"></a><span class="lineno"><a class="line" href="../../d5/dce/classedash__packager_1_1media_1_1Demuxer.html#adb6c35974c24809c715380a99ac7cc78"> 166</a></span> <a class="code" href="../../d2/d90/classedash__packager_1_1media_1_1Status.html">Status</a> <a class="code" href="../../d5/dce/classedash__packager_1_1media_1_1Demuxer.html#adb6c35974c24809c715380a99ac7cc78">Demuxer::Parse</a>() {</div>
|
||
|
|
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  DCHECK(media_file_);</div>
|
||
|
|
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  DCHECK(parser_);</div>
|
||
|
|
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  DCHECK(buffer_);</div>
|
||
|
|
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> </div>
|
||
|
|
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="comment">// Return early and avoid call Parse(...) again if it has already failed at</span></div>
|
||
|
|
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="comment">// the initialization.</span></div>
|
||
|
|
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="keywordflow">if</span> (!init_parsing_status_.ok())</div>
|
||
|
|
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keywordflow">return</span> init_parsing_status_;</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>  int64_t bytes_read = media_file_-><a class="code" href="../../de/d19/classedash__packager_1_1media_1_1File.html#a663547ead01b035117429c0bc757aab7">Read</a>(buffer_.get(), kBufSize);</div>
|
||
|
|
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keywordflow">if</span> (bytes_read == 0) {</div>
|
||
|
|
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  parser_->Flush();</div>
|
||
|
|
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="keywordflow">return</span> <a class="code" href="../../d2/d90/classedash__packager_1_1media_1_1Status.html">Status</a>(error::END_OF_STREAM, <span class="stringliteral">""</span>);</div>
|
||
|
|
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (bytes_read < 0) {</div>
|
||
|
|
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordflow">return</span> <a class="code" href="../../d2/d90/classedash__packager_1_1media_1_1Status.html">Status</a>(error::FILE_FAILURE, <span class="stringliteral">"Cannot read file "</span> + file_name_);</div>
|
||
|
|
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  }</div>
|
||
|
|
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> </div>
|
||
|
|
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="keywordflow">return</span> parser_->Parse(buffer_.get(), bytes_read)</div>
|
||
|
|
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  ? Status::OK</div>
|
||
|
|
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  : <a class="code" href="../../d2/d90/classedash__packager_1_1media_1_1Status.html">Status</a>(error::PARSER_FAILURE,</div>
|
||
|
|
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="stringliteral">"Cannot parse media file "</span> + file_name_);</div>
|
||
|
|
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span> }</div>
|
||
|
|
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> </div>
|
||
|
|
<div class="line"><a name="l00190"></a><span class="lineno"><a class="line" href="../../d5/dce/classedash__packager_1_1media_1_1Demuxer.html#a0181f7db054f0af820942d62683936ab"> 190</a></span> <span class="keywordtype">void</span> <a class="code" href="../../d5/dce/classedash__packager_1_1media_1_1Demuxer.html#a0181f7db054f0af820942d62683936ab">Demuxer::Cancel</a>() {</div>
|
||
|
|
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  cancelled_ = <span class="keyword">true</span>;</div>
|
||
|
|
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span> }</div>
|
||
|
|
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> </div>
|
||
|
|
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span> } <span class="comment">// namespace media</span></div>
|
||
|
|
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> } <span class="comment">// namespace edash_packager</span></div>
|
||
|
|
<div class="ttc" id="classedash__packager_1_1media_1_1mp4_1_1MP4MediaParser_html"><div class="ttname"><a href="../../d8/d0d/classedash__packager_1_1media_1_1mp4_1_1MP4MediaParser.html">edash_packager::media::mp4::MP4MediaParser</a></div><div class="ttdef"><b>Definition:</b> <a href="../../de/d7b/mp4__media__parser_8h_source.html#l00036">mp4_media_parser.h:36</a></div></div>
|
||
|
|
<div class="ttc" id="classedash__packager_1_1media_1_1mp2t_1_1Mp2tMediaParser_html"><div class="ttname"><a href="../../dc/dab/classedash__packager_1_1media_1_1mp2t_1_1Mp2tMediaParser.html">edash_packager::media::mp2t::Mp2tMediaParser</a></div><div class="ttdef"><b>Definition:</b> <a href="../../db/d51/mp2t__media__parser_8h_source.html#l00030">mp2t_media_parser.h:30</a></div></div>
|
||
|
|
<div class="ttc" id="classedash__packager_1_1media_1_1Demuxer_html_a5b156dbf1d1c86f4d18e137b3f7bc7c9"><div class="ttname"><a href="../../d5/dce/classedash__packager_1_1media_1_1Demuxer.html#a5b156dbf1d1c86f4d18e137b3f7bc7c9">edash_packager::media::Demuxer::Initialize</a></div><div class="ttdeci">Status Initialize()</div><div class="ttdef"><b>Definition:</b> <a href="../../d3/dbe/demuxer_8cc_source.html#l00050">demuxer.cc:50</a></div></div>
|
||
|
|
<div class="ttc" id="classedash__packager_1_1media_1_1wvm_1_1WvmMediaParser_html"><div class="ttname"><a href="../../d8/da0/classedash__packager_1_1media_1_1wvm_1_1WvmMediaParser.html">edash_packager::media::wvm::WvmMediaParser</a></div><div class="ttdef"><b>Definition:</b> <a href="../../db/d96/wvm__media__parser_8h_source.html#l00050">wvm_media_parser.h:50</a></div></div>
|
||
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<div class="ttc" id="classedash__packager_1_1media_1_1File_html_a42290da768cd34316d2f4c5fc3976b38"><div class="ttname"><a href="../../de/d19/classedash__packager_1_1media_1_1File.html#a42290da768cd34316d2f4c5fc3976b38">edash_packager::media::File::Close</a></div><div class="ttdeci">virtual bool Close()=0</div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1Demuxer_html_aec6a0b843399e2bf752e6fe1f56f02ee"><div class="ttname"><a href="../../d5/dce/classedash__packager_1_1media_1_1Demuxer.html#aec6a0b843399e2bf752e6fe1f56f02ee">edash_packager::media::Demuxer::SetKeySource</a></div><div class="ttdeci">void SetKeySource(scoped_ptr< KeySource > key_source)</div><div class="ttdef"><b>Definition:</b> <a href="../../d3/dbe/demuxer_8cc_source.html#l00046">demuxer.cc:46</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1Demuxer_html_a0181f7db054f0af820942d62683936ab"><div class="ttname"><a href="../../d5/dce/classedash__packager_1_1media_1_1Demuxer.html#a0181f7db054f0af820942d62683936ab">edash_packager::media::Demuxer::Cancel</a></div><div class="ttdeci">void Cancel()</div><div class="ttdef"><b>Definition:</b> <a href="../../d3/dbe/demuxer_8cc_source.html#l00190">demuxer.cc:190</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1File_html_a663547ead01b035117429c0bc757aab7"><div class="ttname"><a href="../../de/d19/classedash__packager_1_1media_1_1File.html#a663547ead01b035117429c0bc757aab7">edash_packager::media::File::Read</a></div><div class="ttdeci">virtual int64_t Read(void *buffer, uint64_t length)=0</div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1Demuxer_html_ae8182d61264096c811f457f50009fe3d"><div class="ttname"><a href="../../d5/dce/classedash__packager_1_1media_1_1Demuxer.html#ae8182d61264096c811f457f50009fe3d">edash_packager::media::Demuxer::streams</a></div><div class="ttdeci">const std::vector< MediaStream * > & streams()</div><div class="ttdef"><b>Definition:</b> <a href="../../de/dc1/demuxer_8h_source.html#l00066">demuxer.h:66</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1File_html_a0933ccd7df76fcf8fbcfe12c15dbf6c5"><div class="ttname"><a href="../../de/d19/classedash__packager_1_1media_1_1File.html#a0933ccd7df76fcf8fbcfe12c15dbf6c5">edash_packager::media::File::Open</a></div><div class="ttdeci">virtual bool Open()=0</div><div class="ttdoc">Internal open. Should not be used directly. </div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1Status_html"><div class="ttname"><a href="../../d2/d90/classedash__packager_1_1media_1_1Status.html">edash_packager::media::Status</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d1/d13/status_8h_source.html#l00076">status.h:76</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1MediaSample_html_ae449ca4aeea6cacb8c08a56d9652a64e"><div class="ttname"><a href="../../d8/d6c/classedash__packager_1_1media_1_1MediaSample.html#ae449ca4aeea6cacb8c08a56d9652a64e">edash_packager::media::MediaSample::CreateEOSBuffer</a></div><div class="ttdeci">static scoped_refptr< MediaSample > CreateEOSBuffer()</div><div class="ttdef"><b>Definition:</b> <a href="../../d8/d0d/media__sample_8cc_source.html#l00075">media_sample.cc:75</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1Demuxer_html_a7caa5e4ce5b80de4dbae7d967ff71f72"><div class="ttname"><a href="../../d5/dce/classedash__packager_1_1media_1_1Demuxer.html#a7caa5e4ce5b80de4dbae7d967ff71f72">edash_packager::media::Demuxer::Run</a></div><div class="ttdeci">Status Run()</div><div class="ttdef"><b>Definition:</b> <a href="../../d3/dbe/demuxer_8cc_source.html#l00132">demuxer.cc:132</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1Demuxer_html_adb6c35974c24809c715380a99ac7cc78"><div class="ttname"><a href="../../d5/dce/classedash__packager_1_1media_1_1Demuxer.html#adb6c35974c24809c715380a99ac7cc78">edash_packager::media::Demuxer::Parse</a></div><div class="ttdeci">Status Parse()</div><div class="ttdoc">Read from the source and send it to the parser. </div><div class="ttdef"><b>Definition:</b> <a href="../../d3/dbe/demuxer_8cc_source.html#l00166">demuxer.cc:166</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1MediaStream_html"><div class="ttname"><a href="../../d2/dfd/classedash__packager_1_1media_1_1MediaStream.html">edash_packager::media::MediaStream</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d9/d93/media__stream_8h_source.html#l00026">media_stream.h:26</a></div></div>
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<div class="ttc" id="classedash__packager_1_1media_1_1Demuxer_html_a5305b2b16956b7ab973eeded4232226e"><div class="ttname"><a href="../../d5/dce/classedash__packager_1_1media_1_1Demuxer.html#a5305b2b16956b7ab973eeded4232226e">edash_packager::media::Demuxer::Demuxer</a></div><div class="ttdeci">Demuxer(const std::string &file_name)</div><div class="ttdef"><b>Definition:</b> <a href="../../d3/dbe/demuxer_8cc_source.html#l00031">demuxer.cc:31</a></div></div>
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Generated on Thu Oct 15 2015 17:30:47 for DASH Media Packaging SDK by  <a href="http://www.doxygen.org/index.html">
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