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<div class="title">simple_hls_notifier.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 2016 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/hls/base/simple_hls_notifier.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 <cmath></span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> </div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include "packager/base/base64.h"</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include "packager/base/files/file_path.h"</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include "packager/base/json/json_writer.h"</span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include "packager/base/logging.h"</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include "packager/base/optional.h"</span></div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include "packager/base/strings/string_number_conversions.h"</span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include "packager/base/strings/stringprintf.h"</span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include "packager/hls/base/media_playlist.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/base/protection_system_specific_info.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/base/raw_key_source.h"</span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include "packager/media/base/widevine_key_source.h"</span></div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include "packager/media/base/widevine_pssh_data.pb.h"</span></div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> </div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="keyword">namespace </span>shaka {</div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="keyword">using</span> base::FilePath;</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>hls {</div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">namespace </span>{</div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="keyword">const</span> <span class="keywordtype">char</span> kUriBase64Prefix[] = <span class="stringliteral">"data:text/plain;base64,"</span>;</div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="keyword">const</span> <span class="keywordtype">char</span> kUriFairplayPrefix[] = <span class="stringliteral">"skd://"</span>;</div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="keyword">const</span> <span class="keywordtype">char</span> kWidevineDashIfIopUUID[] =</div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="stringliteral">"urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed"</span>;</div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="keywordtype">bool</span> IsWidevineSystemId(<span class="keyword">const</span> std::vector<uint8_t>& system_id) {</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keywordflow">return</span> system_id.size() == arraysize(media::kWidevineSystemId) &&</div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  std::equal(system_id.begin(), system_id.end(),</div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  media::kWidevineSystemId);</div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> }</div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> </div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="keywordtype">bool</span> IsCommonSystemId(<span class="keyword">const</span> std::vector<uint8_t>& system_id) {</div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keywordflow">return</span> system_id.size() == arraysize(media::kCommonSystemId) &&</div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  std::equal(system_id.begin(), system_id.end(), media::kCommonSystemId);</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> }</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="keywordtype">bool</span> IsFairplaySystemId(<span class="keyword">const</span> std::vector<uint8_t>& system_id) {</div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keywordflow">return</span> system_id.size() == arraysize(media::kFairplaySystemId) &&</div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  std::equal(system_id.begin(), system_id.end(), media::kFairplaySystemId);</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> }</div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> </div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> std::string Base64EncodeData(<span class="keyword">const</span> std::string& prefix,</div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keyword">const</span> std::string& data) {</div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  std::string data_base64;</div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  base::Base64Encode(data, &data_base64);</div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keywordflow">return</span> prefix + data_base64;</div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> }</div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> std::string VectorToString(<span class="keyword">const</span> std::vector<uint8_t>& v) {</div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordflow">return</span> std::string(v.begin(), v.end());</div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> }</div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> </div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="comment">// TODO(rkuroiwa): Dedup these with the functions in MpdBuilder.</span></div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="comment">// If |media_path| is contained in |parent_path|, then</span></div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="comment">// Strips the common path and keep only the relative part of |media_path|.</span></div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="comment">// e.g. if |parent_path| is /some/parent/ and</span></div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="comment">// |media_path| is /some/parent/abc/child/item.ext,</span></div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="comment">// abc/child/item.ext is returned.</span></div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="comment">// else</span></div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="comment">// Returns |media_path|.</span></div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="comment">// The path separator of the output is also changed to "/" if it is not.</span></div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> std::string MakePathRelative(<span class="keyword">const</span> std::string& media_path,</div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keyword">const</span> FilePath& parent_path) {</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  FilePath relative_path;</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keyword">const</span> FilePath child_path = FilePath::FromUTF8Unsafe(media_path);</div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keyword">const</span> <span class="keywordtype">bool</span> is_child =</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  parent_path.AppendRelativePath(child_path, &relative_path);</div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keywordflow">if</span> (!is_child)</div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  relative_path = child_path;</div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keywordflow">return</span> relative_path.NormalizePathSeparatorsTo(<span class="charliteral">'/'</span>).AsUTF8Unsafe();</div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> }</div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> </div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="comment">// Segment URL is relative to either output directory or the directory</span></div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="comment">// containing the media playlist depends on whether base_url is set.</span></div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> std::string GenerateSegmentUrl(<span class="keyword">const</span> std::string& segment_name,</div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keyword">const</span> std::string& base_url,</div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keyword">const</span> std::string& output_dir,</div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keyword">const</span> std::string& playlist_file_name) {</div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  FilePath output_path = FilePath::FromUTF8Unsafe(output_dir);</div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordflow">if</span> (!base_url.empty()) {</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="comment">// Media segment URL is base_url + segment path relative to output</span></div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="comment">// directory.</span></div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordflow">return</span> base_url + MakePathRelative(segment_name, output_path);</div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  }</div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="comment">// Media segment URL is segment path relative to the directory containing the</span></div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="comment">// playlist.</span></div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keyword">const</span> FilePath playlist_dir =</div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  output_path.Append(FilePath::FromUTF8Unsafe(playlist_file_name))</div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  .DirName()</div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  .AsEndingWithSeparator();</div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordflow">return</span> MakePathRelative(segment_name, playlist_dir);</div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> }</div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="keywordtype">bool</span> WidevinePsshToJson(<span class="keyword">const</span> std::vector<uint8_t>& pssh_box,</div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keyword">const</span> std::vector<uint8_t>& key_id,</div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  std::string* pssh_json) {</div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  media::ProtectionSystemSpecificInfo pssh_info;</div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keywordflow">if</span> (!pssh_info.Parse(pssh_box.data(), pssh_box.size())) {</div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  LOG(ERROR) << <span class="stringliteral">"Failed to parse PSSH box."</span>;</div>
|
|
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  }</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>  media::WidevinePsshData pssh_proto;</div>
|
|
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keywordflow">if</span> (!pssh_proto.ParseFromArray(pssh_info.pssh_data().data(),</div>
|
|
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  pssh_info.pssh_data().size())) {</div>
|
|
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  LOG(ERROR) << <span class="stringliteral">"Failed to parse protection_system_specific_data."</span>;</div>
|
|
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keywordflow">return</span> <span class="keyword">false</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>  <span class="keywordflow">if</span> (!pssh_proto.has_provider() ||</div>
|
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  (!pssh_proto.has_content_id() && pssh_proto.key_id_size() == 0)) {</div>
|
|
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  LOG(ERROR) << <span class="stringliteral">"Missing fields to generate URI."</span>;</div>
|
|
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  }</div>
|
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> </div>
|
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  base::DictionaryValue pssh_dict;</div>
|
|
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  pssh_dict.SetString(<span class="stringliteral">"provider"</span>, pssh_proto.provider());</div>
|
|
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keywordflow">if</span> (pssh_proto.has_content_id()) {</div>
|
|
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  std::string content_id_base64;</div>
|
|
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  base::Base64Encode(base::StringPiece(pssh_proto.content_id().data(),</div>
|
|
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  pssh_proto.content_id().size()),</div>
|
|
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  &content_id_base64);</div>
|
|
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  pssh_dict.SetString(<span class="stringliteral">"content_id"</span>, content_id_base64);</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>  base::ListValue* key_ids = <span class="keyword">new</span> base::ListValue();</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>  key_ids->AppendString(base::HexEncode(key_id.data(), key_id.size()));</div>
|
|
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> std::string& <span class="keywordtype">id</span> : pssh_proto.key_id()) {</div>
|
|
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keywordflow">if</span> (key_id.size() == <span class="keywordtype">id</span>.size() &&</div>
|
|
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  memcmp(key_id.data(), <span class="keywordtype">id</span>.data(), <span class="keywordtype">id</span>.size()) == 0) {</div>
|
|
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keywordflow">continue</span>;</div>
|
|
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  }</div>
|
|
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  key_ids->AppendString(base::HexEncode(<span class="keywordtype">id</span>.data(), <span class="keywordtype">id</span>.size()));</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>  pssh_dict.Set(<span class="stringliteral">"key_ids"</span>, key_ids);</div>
|
|
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span> </div>
|
|
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keywordflow">if</span> (!base::JSONWriter::Write(pssh_dict, pssh_json)) {</div>
|
|
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  LOG(ERROR) << <span class="stringliteral">"Failed to write to JSON."</span>;</div>
|
|
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</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>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> }</div>
|
|
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> </div>
|
|
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> base::Optional<MediaPlaylist::EncryptionMethod> StringToEncryptionMethod(</div>
|
|
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keyword">const</span> std::string& method) {</div>
|
|
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keywordflow">if</span> (method == <span class="stringliteral">"cenc"</span>) {</div>
|
|
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordflow">return</span> MediaPlaylist::EncryptionMethod::kSampleAesCenc;</div>
|
|
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (method == <span class="stringliteral">"cbcs"</span>) {</div>
|
|
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keywordflow">return</span> MediaPlaylist::EncryptionMethod::kSampleAes;</div>
|
|
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (method == <span class="stringliteral">"cbca"</span>) {</div>
|
|
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="comment">// cbca is a place holder for sample aes.</span></div>
|
|
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordflow">return</span> MediaPlaylist::EncryptionMethod::kSampleAes;</div>
|
|
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="keywordflow">return</span> base::nullopt;</div>
|
|
<div class="line"><a name="l00165"></a><span class="lineno"> 165</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> </div>
|
|
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="keywordtype">void</span> NotifyEncryptionToMediaPlaylist(</div>
|
|
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  MediaPlaylist::EncryptionMethod encryption_method,</div>
|
|
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keyword">const</span> std::string& uri,</div>
|
|
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="keyword">const</span> std::vector<uint8_t>& key_id,</div>
|
|
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keyword">const</span> std::vector<uint8_t>& iv,</div>
|
|
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="keyword">const</span> std::string& key_format,</div>
|
|
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keyword">const</span> std::string& key_format_version,</div>
|
|
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  MediaPlaylist* media_playlist) {</div>
|
|
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  std::string iv_string;</div>
|
|
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keywordflow">if</span> (!iv.empty()) {</div>
|
|
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  iv_string = <span class="stringliteral">"0x"</span> + base::HexEncode(iv.data(), iv.size());</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>  std::string key_id_string;</div>
|
|
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordflow">if</span> (!key_id.empty()) {</div>
|
|
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  key_id_string = <span class="stringliteral">"0x"</span> + base::HexEncode(key_id.data(), key_id.size());</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> </div>
|
|
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  media_playlist->AddEncryptionInfo(</div>
|
|
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  encryption_method,</div>
|
|
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  uri, key_id_string, iv_string,</div>
|
|
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  key_format, key_format_version);</div>
|
|
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> }</div>
|
|
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> </div>
|
|
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> <span class="comment">// Creates JSON format and the format similar to MPD.</span></div>
|
|
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <span class="keywordtype">bool</span> HandleWidevineKeyFormats(</div>
|
|
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  MediaPlaylist::EncryptionMethod encryption_method,</div>
|
|
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keyword">const</span> std::vector<uint8_t>& key_id,</div>
|
|
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="keyword">const</span> std::vector<uint8_t>& iv,</div>
|
|
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="keyword">const</span> std::vector<uint8_t>& protection_system_specific_data,</div>
|
|
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  MediaPlaylist* media_playlist) {</div>
|
|
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keywordflow">if</span> (encryption_method == MediaPlaylist::EncryptionMethod::kSampleAes) {</div>
|
|
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="comment">// This format allows SAMPLE-AES only.</span></div>
|
|
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  std::string key_uri_data;</div>
|
|
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="keywordflow">if</span> (!WidevinePsshToJson(protection_system_specific_data, key_id,</div>
|
|
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  &key_uri_data)) {</div>
|
|
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  }</div>
|
|
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  std::string key_uri_data_base64 =</div>
|
|
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  Base64EncodeData(kUriBase64Prefix, key_uri_data);</div>
|
|
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  NotifyEncryptionToMediaPlaylist(encryption_method, key_uri_data_base64,</div>
|
|
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  std::vector<uint8_t>(), iv, <span class="stringliteral">"com.widevine"</span>,</div>
|
|
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="stringliteral">"1"</span>, media_playlist);</div>
|
|
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  }</div>
|
|
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> </div>
|
|
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  std::string pssh_as_string(</div>
|
|
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  reinterpret_cast<const char*>(protection_system_specific_data.data()),</div>
|
|
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  protection_system_specific_data.size());</div>
|
|
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  std::string key_uri_data_base64 =</div>
|
|
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  Base64EncodeData(kUriBase64Prefix, pssh_as_string);</div>
|
|
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  NotifyEncryptionToMediaPlaylist(encryption_method, key_uri_data_base64,</div>
|
|
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  key_id, iv, kWidevineDashIfIopUUID, <span class="stringliteral">"1"</span>,</div>
|
|
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  media_playlist);</div>
|
|
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span> }</div>
|
|
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span> </div>
|
|
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span> <span class="keywordtype">bool</span> WriteMediaPlaylist(<span class="keyword">const</span> std::string& output_dir,</div>
|
|
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  MediaPlaylist* playlist) {</div>
|
|
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  std::string file_path =</div>
|
|
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  FilePath::FromUTF8Unsafe(output_dir)</div>
|
|
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  .Append(FilePath::FromUTF8Unsafe(playlist->file_name()))</div>
|
|
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  .AsUTF8Unsafe();</div>
|
|
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="keywordflow">if</span> (!playlist->WriteToFile(file_path)) {</div>
|
|
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  LOG(ERROR) << <span class="stringliteral">"Failed to write playlist "</span> << file_path;</div>
|
|
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  }</div>
|
|
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span> }</div>
|
|
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span> </div>
|
|
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span> } <span class="comment">// namespace</span></div>
|
|
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span> </div>
|
|
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span> MediaPlaylistFactory::~MediaPlaylistFactory() {}</div>
|
|
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span> </div>
|
|
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span> std::unique_ptr<MediaPlaylist> MediaPlaylistFactory::Create(</div>
|
|
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <a class="code" href="../../d8/daf/namespaceshaka.html#ab63a3c00cdbf61cfb6dd7a2497b26f8d">HlsPlaylistType</a> type,</div>
|
|
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <span class="keywordtype">double</span> time_shift_buffer_depth,</div>
|
|
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="keyword">const</span> std::string& file_name,</div>
|
|
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="keyword">const</span> std::string& name,</div>
|
|
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <span class="keyword">const</span> std::string& group_id) {</div>
|
|
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="keywordflow">return</span> std::unique_ptr<MediaPlaylist>(<span class="keyword">new</span> MediaPlaylist(</div>
|
|
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  type, time_shift_buffer_depth, file_name, name, group_id));</div>
|
|
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span> }</div>
|
|
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span> </div>
|
|
<div class="line"><a name="l00250"></a><span class="lineno"><a class="line" href="../../d7/d5c/classshaka_1_1hls_1_1SimpleHlsNotifier.html#ad0d43e4492e7ea0aa601ccf6602b6937"> 250</a></span> <a class="code" href="../../d7/d5c/classshaka_1_1hls_1_1SimpleHlsNotifier.html#ad0d43e4492e7ea0aa601ccf6602b6937">SimpleHlsNotifier::SimpleHlsNotifier</a>(<a class="code" href="../../d8/daf/namespaceshaka.html#ab63a3c00cdbf61cfb6dd7a2497b26f8d">HlsPlaylistType</a> playlist_type,</div>
|
|
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="keywordtype">double</span> time_shift_buffer_depth,</div>
|
|
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="keyword">const</span> std::string& prefix,</div>
|
|
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="keyword">const</span> std::string& key_uri,</div>
|
|
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="keyword">const</span> std::string& output_dir,</div>
|
|
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <span class="keyword">const</span> std::string& master_playlist_name)</div>
|
|
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  : <a class="code" href="../../d9/deb/classshaka_1_1hls_1_1HlsNotifier.html">HlsNotifier</a>(playlist_type),</div>
|
|
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  time_shift_buffer_depth_(time_shift_buffer_depth),</div>
|
|
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  prefix_(prefix),</div>
|
|
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  key_uri_(key_uri),</div>
|
|
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  output_dir_(output_dir),</div>
|
|
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  media_playlist_factory_(new <a class="code" href="../../d9/d9b/classshaka_1_1hls_1_1MediaPlaylistFactory.html">MediaPlaylistFactory</a>()),</div>
|
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<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  master_playlist_(new <a class="code" href="../../d1/d87/classshaka_1_1hls_1_1MasterPlaylist.html">MasterPlaylist</a>(master_playlist_name)) {}</div>
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|
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span> </div>
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<div class="line"><a name="l00264"></a><span class="lineno"> 264</span> SimpleHlsNotifier::~SimpleHlsNotifier() {}</div>
|
|
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span> </div>
|
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<div class="line"><a name="l00266"></a><span class="lineno"><a class="line" href="../../d7/d5c/classshaka_1_1hls_1_1SimpleHlsNotifier.html#a40850c462766a0ce4e9c92014ed77a91"> 266</a></span> <span class="keywordtype">bool</span> <a class="code" href="../../d7/d5c/classshaka_1_1hls_1_1SimpleHlsNotifier.html#a40850c462766a0ce4e9c92014ed77a91">SimpleHlsNotifier::Init</a>() {</div>
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|
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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|
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span> }</div>
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<div class="line"><a name="l00269"></a><span class="lineno"> 269</span> </div>
|
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<div class="line"><a name="l00270"></a><span class="lineno"><a class="line" href="../../d7/d5c/classshaka_1_1hls_1_1SimpleHlsNotifier.html#a44409a32566bb416e572946fc2f511c9"> 270</a></span> <span class="keywordtype">bool</span> <a class="code" href="../../d7/d5c/classshaka_1_1hls_1_1SimpleHlsNotifier.html#a44409a32566bb416e572946fc2f511c9">SimpleHlsNotifier::NotifyNewStream</a>(<span class="keyword">const</span> MediaInfo& media_info,</div>
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<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  <span class="keyword">const</span> std::string& playlist_name,</div>
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<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  <span class="keyword">const</span> std::string& name,</div>
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|
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <span class="keyword">const</span> std::string& group_id,</div>
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|
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  uint32_t* stream_id) {</div>
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<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  DCHECK(stream_id);</div>
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<div class="line"><a name="l00276"></a><span class="lineno"> 276</span> </div>
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<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  std::unique_ptr<MediaPlaylist> media_playlist =</div>
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<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  media_playlist_factory_->Create(<a class="code" href="../../d9/deb/classshaka_1_1hls_1_1HlsNotifier.html#ab758817024e2d9ba012e93d02d115d94">playlist_type</a>(), time_shift_buffer_depth_,</div>
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<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  playlist_name, name, group_id);</div>
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<div class="line"><a name="l00280"></a><span class="lineno"> 280</span> </div>
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|
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="comment">// Update init_segment_name to be relative to playlist path if needed.</span></div>
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<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  MediaInfo media_info_copy = media_info;</div>
|
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<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  <span class="keywordflow">if</span> (media_info_copy.has_init_segment_name()) {</div>
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<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  media_info_copy.set_init_segment_name(</div>
|
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<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  GenerateSegmentUrl(media_info_copy.init_segment_name(), prefix_,</div>
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<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  output_dir_, media_playlist->file_name()));</div>
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<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  }</div>
|
|
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <span class="keywordflow">if</span> (media_info_copy.has_media_file_name()) {</div>
|
|
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  media_info_copy.set_media_file_name(</div>
|
|
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  GenerateSegmentUrl(media_info_copy.media_file_name(), prefix_,</div>
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<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  output_dir_, media_playlist->file_name()));</div>
|
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<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  }</div>
|
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<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="keywordflow">if</span> (!media_playlist->SetMediaInfo(media_info_copy)) {</div>
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|
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  LOG(ERROR) << <span class="stringliteral">"Failed to set media info for playlist "</span> << playlist_name;</div>
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|
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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|
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  }</div>
|
|
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span> </div>
|
|
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  MediaPlaylist::EncryptionMethod encryption_method =</div>
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|
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  MediaPlaylist::EncryptionMethod::kNone;</div>
|
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<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <span class="keywordflow">if</span> (media_info.protected_content().has_protection_scheme()) {</div>
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|
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <span class="keyword">const</span> std::string& protection_scheme =</div>
|
|
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  media_info.protected_content().protection_scheme();</div>
|
|
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  base::Optional<MediaPlaylist::EncryptionMethod> enc_method =</div>
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|
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  StringToEncryptionMethod(protection_scheme);</div>
|
|
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="keywordflow">if</span> (!enc_method) {</div>
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|
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  LOG(ERROR) << <span class="stringliteral">"Failed to recognize protection scheme "</span></div>
|
|
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  << protection_scheme;</div>
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|
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  }</div>
|
|
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  encryption_method = enc_method.value();</div>
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|
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  }</div>
|
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<div class="line"><a name="l00312"></a><span class="lineno"> 312</span> </div>
|
|
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  *stream_id = sequence_number_.GetNext();</div>
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|
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  base::AutoLock auto_lock(lock_);</div>
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|
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  master_playlist_->AddMediaPlaylist(media_playlist.get());</div>
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|
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  stream_map_[*stream_id].reset(</div>
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|
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <span class="keyword">new</span> StreamEntry{std::move(media_playlist), encryption_method});</div>
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|
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span> }</div>
|
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<div class="line"><a name="l00320"></a><span class="lineno"> 320</span> </div>
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<div class="line"><a name="l00321"></a><span class="lineno"><a class="line" href="../../d7/d5c/classshaka_1_1hls_1_1SimpleHlsNotifier.html#afab88a610a6d2ac8b21dd86a456c2c06"> 321</a></span> <span class="keywordtype">bool</span> <a class="code" href="../../d7/d5c/classshaka_1_1hls_1_1SimpleHlsNotifier.html#afab88a610a6d2ac8b21dd86a456c2c06">SimpleHlsNotifier::NotifyNewSegment</a>(uint32_t stream_id,</div>
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|
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <span class="keyword">const</span> std::string& segment_name,</div>
|
|
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  uint64_t start_time,</div>
|
|
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  uint64_t duration,</div>
|
|
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  uint64_t start_byte_offset,</div>
|
|
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  uint64_t size) {</div>
|
|
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  base::AutoLock auto_lock(lock_);</div>
|
|
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  <span class="keyword">auto</span> stream_iterator = stream_map_.find(stream_id);</div>
|
|
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <span class="keywordflow">if</span> (stream_iterator == stream_map_.end()) {</div>
|
|
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  LOG(ERROR) << <span class="stringliteral">"Cannot find stream with ID: "</span> << stream_id;</div>
|
|
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  }</div>
|
|
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <span class="keyword">auto</span>& media_playlist = stream_iterator->second->media_playlist;</div>
|
|
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <span class="keyword">const</span> std::string& segment_url = GenerateSegmentUrl(</div>
|
|
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  segment_name, prefix_, output_dir_, media_playlist->file_name());</div>
|
|
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  media_playlist->AddSegment(segment_url, start_time, duration,</div>
|
|
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  start_byte_offset, size);</div>
|
|
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span> </div>
|
|
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  <span class="comment">// Update target duration.</span></div>
|
|
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  uint32_t longest_segment_duration =</div>
|
|
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(ceil(media_playlist->GetLongestSegmentDuration()));</div>
|
|
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  <span class="keywordtype">bool</span> target_duration_updated = <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  <span class="keywordflow">if</span> (longest_segment_duration > target_duration_) {</div>
|
|
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  target_duration_ = longest_segment_duration;</div>
|
|
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  target_duration_updated = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  }</div>
|
|
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span> </div>
|
|
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="comment">// Update the playlists when there is new segments in live mode.</span></div>
|
|
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  <span class="keywordflow">if</span> (<a class="code" href="../../d9/deb/classshaka_1_1hls_1_1HlsNotifier.html#ab758817024e2d9ba012e93d02d115d94">playlist_type</a>() == HlsPlaylistType::kLive ||</div>
|
|
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  <a class="code" href="../../d9/deb/classshaka_1_1hls_1_1HlsNotifier.html#ab758817024e2d9ba012e93d02d115d94">playlist_type</a>() == HlsPlaylistType::kEvent) {</div>
|
|
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <span class="keywordflow">if</span> (!master_playlist_->WriteMasterPlaylist(prefix_, output_dir_)) {</div>
|
|
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  LOG(ERROR) << <span class="stringliteral">"Failed to write master playlist."</span>;</div>
|
|
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  }</div>
|
|
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  <span class="comment">// Update all playlists if target duration is updated.</span></div>
|
|
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  <span class="keywordflow">if</span> (target_duration_updated) {</div>
|
|
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  <span class="keywordflow">for</span> (<span class="keyword">auto</span>& streams : stream_map_) {</div>
|
|
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <a class="code" href="../../dd/d1c/classshaka_1_1hls_1_1MediaPlaylist.html">MediaPlaylist</a>* playlist = streams.second->media_playlist.get();</div>
|
|
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  playlist-><a class="code" href="../../dd/d1c/classshaka_1_1hls_1_1MediaPlaylist.html#ae912291a5be66ae6256006654cc04dd6">SetTargetDuration</a>(target_duration_);</div>
|
|
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  <span class="keywordflow">if</span> (!WriteMediaPlaylist(output_dir_, playlist))</div>
|
|
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  }</div>
|
|
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <span class="keywordflow">return</span> WriteMediaPlaylist(output_dir_, media_playlist.get());</div>
|
|
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  }</div>
|
|
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  }</div>
|
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<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span> }</div>
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<div class="line"><a name="l00369"></a><span class="lineno"> 369</span> </div>
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<div class="line"><a name="l00370"></a><span class="lineno"><a class="line" href="../../d7/d5c/classshaka_1_1hls_1_1SimpleHlsNotifier.html#ac2df072e5fbfcbf172319222a180e73d"> 370</a></span> <span class="keywordtype">bool</span> <a class="code" href="../../d7/d5c/classshaka_1_1hls_1_1SimpleHlsNotifier.html#ac2df072e5fbfcbf172319222a180e73d">SimpleHlsNotifier::NotifyEncryptionUpdate</a>(</div>
|
|
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  uint32_t stream_id,</div>
|
|
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  <span class="keyword">const</span> std::vector<uint8_t>& key_id,</div>
|
|
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  <span class="keyword">const</span> std::vector<uint8_t>& system_id,</div>
|
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<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  <span class="keyword">const</span> std::vector<uint8_t>& iv,</div>
|
|
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  <span class="keyword">const</span> std::vector<uint8_t>& protection_system_specific_data) {</div>
|
|
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  base::AutoLock auto_lock(lock_);</div>
|
|
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  <span class="keyword">auto</span> stream_iterator = stream_map_.find(stream_id);</div>
|
|
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  <span class="keywordflow">if</span> (stream_iterator == stream_map_.end()) {</div>
|
|
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  LOG(ERROR) << <span class="stringliteral">"Cannot find stream with ID: "</span> << stream_id;</div>
|
|
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  }</div>
|
|
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span> </div>
|
|
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  std::unique_ptr<MediaPlaylist>& media_playlist =</div>
|
|
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  stream_iterator->second->media_playlist;</div>
|
|
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <span class="keyword">const</span> MediaPlaylist::EncryptionMethod encryption_method =</div>
|
|
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  stream_iterator->second->encryption_method;</div>
|
|
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  LOG_IF(WARNING, encryption_method == MediaPlaylist::EncryptionMethod::kNone)</div>
|
|
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  << <span class="stringliteral">"Got encryption notification but the encryption method is NONE"</span>;</div>
|
|
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  <span class="keywordflow">if</span> (IsWidevineSystemId(system_id)) {</div>
|
|
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  <span class="keywordflow">return</span> HandleWidevineKeyFormats(encryption_method,</div>
|
|
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  key_id, iv, protection_system_specific_data,</div>
|
|
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  media_playlist.get());</div>
|
|
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  }</div>
|
|
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span> </div>
|
|
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  <span class="comment">// Key Id does not need to be specified with "identity" and "sdk".</span></div>
|
|
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  <span class="keyword">const</span> std::vector<uint8_t> empty_key_id;</div>
|
|
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span> </div>
|
|
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  <span class="keywordflow">if</span> (IsCommonSystemId(system_id)) {</div>
|
|
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  std::string key_uri;</div>
|
|
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  <span class="keywordflow">if</span> (!key_uri_.empty()) {</div>
|
|
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  key_uri = key_uri_;</div>
|
|
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  <span class="comment">// Use key_id as the key_uri. The player needs to have custom logic to</span></div>
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<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  <span class="comment">// convert it to the actual key uri.</span></div>
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<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  std::string key_uri_data = VectorToString(key_id);</div>
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<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  key_uri = Base64EncodeData(kUriBase64Prefix, key_uri_data);</div>
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<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  }</div>
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<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  NotifyEncryptionToMediaPlaylist(encryption_method, key_uri, empty_key_id,</div>
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<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  iv, <span class="stringliteral">"identity"</span>, <span class="stringliteral">""</span>, media_playlist.get());</div>
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<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (IsFairplaySystemId(system_id)) {</div>
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<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  std::string key_uri;</div>
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<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  <span class="keywordflow">if</span> (!key_uri_.empty()) {</div>
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<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  key_uri = key_uri_;</div>
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<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  } <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  <span class="comment">// Use key_id as the key_uri. The player needs to have custom logic to</span></div>
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<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  <span class="comment">// convert it to the actual key uri.</span></div>
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<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  std::string key_uri_data = VectorToString(key_id);</div>
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<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  key_uri = Base64EncodeData(kUriFairplayPrefix, key_uri_data);</div>
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<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  }</div>
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<div class="line"><a name="l00421"></a><span class="lineno"> 421</span> </div>
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<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  <span class="comment">// Fairplay defines IV to be carried with the key, not the playlist.</span></div>
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<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  <span class="keyword">const</span> std::vector<uint8_t> empty_iv;</div>
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<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  NotifyEncryptionToMediaPlaylist(encryption_method, key_uri, empty_key_id,</div>
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<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  empty_iv, <span class="stringliteral">"com.apple.streamingkeydelivery"</span>,</div>
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<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  <span class="stringliteral">"1"</span>, media_playlist.get());</div>
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<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  }</div>
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<div class="line"><a name="l00429"></a><span class="lineno"> 429</span> </div>
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<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  LOG(ERROR) << <span class="stringliteral">"Unknown system ID: "</span></div>
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<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  << base::HexEncode(system_id.data(), system_id.size());</div>
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<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00433"></a><span class="lineno"> 433</span> }</div>
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<div class="line"><a name="l00434"></a><span class="lineno"> 434</span> </div>
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<div class="line"><a name="l00435"></a><span class="lineno"><a class="line" href="../../d7/d5c/classshaka_1_1hls_1_1SimpleHlsNotifier.html#a153fe931c8e6fe3e585ebd925d75d229"> 435</a></span> <span class="keywordtype">bool</span> <a class="code" href="../../d7/d5c/classshaka_1_1hls_1_1SimpleHlsNotifier.html#a153fe931c8e6fe3e585ebd925d75d229">SimpleHlsNotifier::Flush</a>() {</div>
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<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  base::AutoLock auto_lock(lock_);</div>
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<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  <span class="keywordflow">if</span> (!master_playlist_->WriteMasterPlaylist(prefix_, output_dir_)) {</div>
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<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  LOG(ERROR) << <span class="stringliteral">"Failed to write master playlist."</span>;</div>
|
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<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  }</div>
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<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  <span class="keywordflow">for</span> (<span class="keyword">auto</span>& streams : stream_map_) {</div>
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<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  <a class="code" href="../../dd/d1c/classshaka_1_1hls_1_1MediaPlaylist.html">MediaPlaylist</a>* playlist = streams.second->media_playlist.get();</div>
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<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  playlist-><a class="code" href="../../dd/d1c/classshaka_1_1hls_1_1MediaPlaylist.html#ae912291a5be66ae6256006654cc04dd6">SetTargetDuration</a>(target_duration_);</div>
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<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  <span class="keywordflow">if</span> (!WriteMediaPlaylist(output_dir_, playlist))</div>
|
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<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
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<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  }</div>
|
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<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
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<div class="line"><a name="l00448"></a><span class="lineno"> 448</span> }</div>
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<div class="line"><a name="l00449"></a><span class="lineno"> 449</span> </div>
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<div class="line"><a name="l00450"></a><span class="lineno"> 450</span> } <span class="comment">// namespace hls</span></div>
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<div class="line"><a name="l00451"></a><span class="lineno"> 451</span> } <span class="comment">// namespace shaka</span></div>
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<div class="ttc" id="classshaka_1_1hls_1_1SimpleHlsNotifier_html_ad0d43e4492e7ea0aa601ccf6602b6937"><div class="ttname"><a href="../../d7/d5c/classshaka_1_1hls_1_1SimpleHlsNotifier.html#ad0d43e4492e7ea0aa601ccf6602b6937">shaka::hls::SimpleHlsNotifier::SimpleHlsNotifier</a></div><div class="ttdeci">SimpleHlsNotifier(HlsPlaylistType playlist_type, double time_shift_buffer_depth, const std::string &prefix, const std::string &key_uri, const std::string &output_dir, const std::string &master_playlist_name)</div><div class="ttdef"><b>Definition:</b> <a href="../../d7/dad/simple__hls__notifier_8cc_source.html#l00250">simple_hls_notifier.cc:250</a></div></div>
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<div class="ttc" id="classshaka_1_1hls_1_1MasterPlaylist_html"><div class="ttname"><a href="../../d1/d87/classshaka_1_1hls_1_1MasterPlaylist.html">shaka::hls::MasterPlaylist</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d2/d57/master__playlist_8h_source.html#l00023">master_playlist.h:23</a></div></div>
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<div class="ttc" id="namespaceshaka_html_ab63a3c00cdbf61cfb6dd7a2497b26f8d"><div class="ttname"><a href="../../d8/daf/namespaceshaka.html#ab63a3c00cdbf61cfb6dd7a2497b26f8d">shaka::HlsPlaylistType</a></div><div class="ttdeci">HlsPlaylistType</div><div class="ttdef"><b>Definition:</b> <a href="../../d6/d47/hls__params_8h_source.html#l00016">hls_params.h:16</a></div></div>
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<div class="ttc" id="classshaka_1_1hls_1_1SimpleHlsNotifier_html_afab88a610a6d2ac8b21dd86a456c2c06"><div class="ttname"><a href="../../d7/d5c/classshaka_1_1hls_1_1SimpleHlsNotifier.html#afab88a610a6d2ac8b21dd86a456c2c06">shaka::hls::SimpleHlsNotifier::NotifyNewSegment</a></div><div class="ttdeci">bool NotifyNewSegment(uint32_t stream_id, const std::string &segment_name, uint64_t start_time, uint64_t duration, uint64_t start_byte_offset, uint64_t size) override</div><div class="ttdef"><b>Definition:</b> <a href="../../d7/dad/simple__hls__notifier_8cc_source.html#l00321">simple_hls_notifier.cc:321</a></div></div>
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<div class="ttc" id="classshaka_1_1hls_1_1MediaPlaylistFactory_html"><div class="ttname"><a href="../../d9/d9b/classshaka_1_1hls_1_1MediaPlaylistFactory.html">shaka::hls::MediaPlaylistFactory</a></div><div class="ttdef"><b>Definition:</b> <a href="../../da/d55/simple__hls__notifier_8h_source.html#l00028">simple_hls_notifier.h:28</a></div></div>
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<div class="ttc" id="classshaka_1_1hls_1_1MediaPlaylist_html_ae912291a5be66ae6256006654cc04dd6"><div class="ttname"><a href="../../dd/d1c/classshaka_1_1hls_1_1MediaPlaylist.html#ae912291a5be66ae6256006654cc04dd6">shaka::hls::MediaPlaylist::SetTargetDuration</a></div><div class="ttdeci">virtual void SetTargetDuration(uint32_t target_duration)</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/df2/media__playlist_8cc_source.html#l00411">media_playlist.cc:411</a></div></div>
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<div class="ttc" id="classshaka_1_1hls_1_1SimpleHlsNotifier_html_a40850c462766a0ce4e9c92014ed77a91"><div class="ttname"><a href="../../d7/d5c/classshaka_1_1hls_1_1SimpleHlsNotifier.html#a40850c462766a0ce4e9c92014ed77a91">shaka::hls::SimpleHlsNotifier::Init</a></div><div class="ttdeci">bool Init() override</div><div class="ttdef"><b>Definition:</b> <a href="../../d7/dad/simple__hls__notifier_8cc_source.html#l00266">simple_hls_notifier.cc:266</a></div></div>
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<div class="ttc" id="classshaka_1_1hls_1_1HlsNotifier_html"><div class="ttname"><a href="../../d9/deb/classshaka_1_1hls_1_1HlsNotifier.html">shaka::hls::HlsNotifier</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d1/d1e/hls__notifier_8h_source.html#l00020">hls_notifier.h:20</a></div></div>
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<div class="ttc" id="classshaka_1_1hls_1_1MediaPlaylist_html"><div class="ttname"><a href="../../dd/d1c/classshaka_1_1hls_1_1MediaPlaylist.html">shaka::hls::MediaPlaylist</a></div><div class="ttdoc">Methods are virtual for mocking. </div><div class="ttdef"><b>Definition:</b> <a href="../../da/d4a/media__playlist_8h_source.html#l00044">media_playlist.h:44</a></div></div>
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<div class="ttc" id="classshaka_1_1hls_1_1HlsNotifier_html_ab758817024e2d9ba012e93d02d115d94"><div class="ttname"><a href="../../d9/deb/classshaka_1_1hls_1_1HlsNotifier.html#ab758817024e2d9ba012e93d02d115d94">shaka::hls::HlsNotifier::playlist_type</a></div><div class="ttdeci">HlsPlaylistType playlist_type() const </div><div class="ttdef"><b>Definition:</b> <a href="../../d1/d1e/hls__notifier_8h_source.html#l00080">hls_notifier.h:80</a></div></div>
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<div class="ttc" id="classshaka_1_1hls_1_1SimpleHlsNotifier_html_a44409a32566bb416e572946fc2f511c9"><div class="ttname"><a href="../../d7/d5c/classshaka_1_1hls_1_1SimpleHlsNotifier.html#a44409a32566bb416e572946fc2f511c9">shaka::hls::SimpleHlsNotifier::NotifyNewStream</a></div><div class="ttdeci">bool NotifyNewStream(const MediaInfo &media_info, const std::string &playlist_name, const std::string &stream_name, const std::string &group_id, uint32_t *stream_id) override</div><div class="ttdef"><b>Definition:</b> <a href="../../d7/dad/simple__hls__notifier_8cc_source.html#l00270">simple_hls_notifier.cc:270</a></div></div>
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<div class="ttc" id="classshaka_1_1hls_1_1SimpleHlsNotifier_html_a153fe931c8e6fe3e585ebd925d75d229"><div class="ttname"><a href="../../d7/d5c/classshaka_1_1hls_1_1SimpleHlsNotifier.html#a153fe931c8e6fe3e585ebd925d75d229">shaka::hls::SimpleHlsNotifier::Flush</a></div><div class="ttdeci">bool Flush() override</div><div class="ttdef"><b>Definition:</b> <a href="../../d7/dad/simple__hls__notifier_8cc_source.html#l00435">simple_hls_notifier.cc:435</a></div></div>
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<div class="ttc" id="classshaka_1_1hls_1_1SimpleHlsNotifier_html_ac2df072e5fbfcbf172319222a180e73d"><div class="ttname"><a href="../../d7/d5c/classshaka_1_1hls_1_1SimpleHlsNotifier.html#ac2df072e5fbfcbf172319222a180e73d">shaka::hls::SimpleHlsNotifier::NotifyEncryptionUpdate</a></div><div class="ttdeci">bool NotifyEncryptionUpdate(uint32_t stream_id, const std::vector< uint8_t > &key_id, const std::vector< uint8_t > &system_id, const std::vector< uint8_t > &iv, const std::vector< uint8_t > &protection_system_specific_data) override</div><div class="ttdef"><b>Definition:</b> <a href="../../d7/dad/simple__hls__notifier_8cc_source.html#l00370">simple_hls_notifier.cc:370</a></div></div>
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