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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">widevine_key_source.h</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">#ifndef MEDIA_BASE_WIDEVINE_KEY_SOURCE_H_</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor"></span><span class="preprocessor">#define MEDIA_BASE_WIDEVINE_KEY_SOURCE_H_</span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor"></span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include <map></span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include <memory></span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include "packager/base/synchronization/waitable_event.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/values.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/closure_thread.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/fourccs.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/key_source.h"</span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> </div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="keyword">namespace </span>shaka {</div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="keyword">namespace </span>media {</div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="keyword">const</span> uint8_t kWidevineSystemId[] = {0xed, 0xef, 0x8b, 0xa9, 0x79, 0xd6,</div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  0x4a, 0xce, 0xa3, 0xc8, 0x27, 0xdc,</div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  0xd5, 0x1d, 0x21, 0xed};</div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="keyword">class </span>KeyFetcher;</div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="keyword">class </span>RequestSigner;</div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="keyword">template</span> <<span class="keyword">class</span> T> <span class="keyword">class </span>ProducerConsumerQueue;</div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div>
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<div class="line"><a name="l00031"></a><span class="lineno"><a class="line" href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html"> 31</a></span> <span class="keyword">class </span><a class="code" href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html">WidevineKeySource</a> : <span class="keyword">public</span> <a class="code" href="../../d1/d1f/classshaka_1_1media_1_1KeySource.html">KeySource</a> {</div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <a class="code" href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html#a93480a98e423d0456482844ac629bd2e">WidevineKeySource</a>(<span class="keyword">const</span> std::string& server_url, <span class="keywordtype">bool</span> add_common_pssh);</div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  ~<a class="code" href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html">WidevineKeySource</a>() <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <a class="code" href="../../d0/d93/classshaka_1_1media_1_1Status.html">Status</a> <a class="code" href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html#aeea3e62921c176aa6be1f0a95f03b6cf">FetchKeys</a>(EmeInitDataType init_data_type,</div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keyword">const</span> std::vector<uint8_t>& init_data) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <a class="code" href="../../d0/d93/classshaka_1_1media_1_1Status.html">Status</a> <a class="code" href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html#a59a16d61c6a6d05745e8b49fd3618deb">GetKey</a>(TrackType track_type, <a class="code" href="../../dd/dbd/structshaka_1_1media_1_1EncryptionKey.html">EncryptionKey</a>* key) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <a class="code" href="../../d0/d93/classshaka_1_1media_1_1Status.html">Status</a> <a class="code" href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html#a59a16d61c6a6d05745e8b49fd3618deb">GetKey</a>(<span class="keyword">const</span> std::vector<uint8_t>& key_id,</div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <a class="code" href="../../dd/dbd/structshaka_1_1media_1_1EncryptionKey.html">EncryptionKey</a>* key) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <a class="code" href="../../d0/d93/classshaka_1_1media_1_1Status.html">Status</a> <a class="code" href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html#ab56a71e9f9f9e545f96e667279c05bb1">GetCryptoPeriodKey</a>(uint32_t crypto_period_index,</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  TrackType track_type,</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <a class="code" href="../../dd/dbd/structshaka_1_1media_1_1EncryptionKey.html">EncryptionKey</a>* key) <span class="keyword">override</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="l00054"></a><span class="lineno"> 54</span>  <a class="code" href="../../d0/d93/classshaka_1_1media_1_1Status.html">Status</a> <a class="code" href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html#aeea3e62921c176aa6be1f0a95f03b6cf">FetchKeys</a>(<span class="keyword">const</span> std::vector<uint8_t>& content_id,</div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keyword">const</span> std::string& policy);</div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> </div>
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<div class="line"><a name="l00058"></a><span class="lineno"><a class="line" href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html#a1a80dce958737dd984f3dfd3722a570e"> 58</a></span>  <span class="keywordtype">void</span> <a class="code" href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html#a1a80dce958737dd984f3dfd3722a570e">set_protection_scheme</a>(FourCC protection_scheme) {</div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  protection_scheme_ = protection_scheme;</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="l00064"></a><span class="lineno"> 64</span>  <span class="keywordtype">void</span> <a class="code" href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html#a48d182da15ecc85e2ae7fd164ba0a526">set_signer</a>(std::unique_ptr<RequestSigner> signer);</div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordtype">void</span> <a class="code" href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html#a97c0565df9381e178ebb50c193cebd04">set_key_fetcher</a>(std::unique_ptr<KeyFetcher> key_fetcher);</div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> </div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keyword">typedef</span> std::map<TrackType, std::unique_ptr<EncryptionKey>> EncryptionKeyMap;</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keyword">typedef</span> <a class="code" href="../../d5/d33/classshaka_1_1media_1_1ProducerConsumerQueue.html">ProducerConsumerQueue<std::shared_ptr<EncryptionKeyMap></a>></div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  EncryptionKeyQueue;</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">// Internal routine for getting keys.</span></div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <a class="code" href="../../d0/d93/classshaka_1_1media_1_1Status.html">Status</a> GetKeyInternal(uint32_t crypto_period_index,</div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  TrackType track_type,</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <a class="code" href="../../dd/dbd/structshaka_1_1media_1_1EncryptionKey.html">EncryptionKey</a>* key);</div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> </div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="comment">// The closure task to fetch keys repeatedly.</span></div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keywordtype">void</span> FetchKeysTask();</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>  <span class="comment">// Fetch keys from server.</span></div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <a class="code" href="../../d0/d93/classshaka_1_1media_1_1Status.html">Status</a> FetchKeysInternal(<span class="keywordtype">bool</span> enable_key_rotation,</div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  uint32_t first_crypto_period_index,</div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordtype">bool</span> widevine_classic);</div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> </div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="comment">// Fill |request| with necessary fields for Widevine encryption request.</span></div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="comment">// |request| should not be NULL.</span></div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordtype">void</span> FillRequest(<span class="keywordtype">bool</span> enable_key_rotation,</div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  uint32_t first_crypto_period_index,</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  std::string* request);</div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="comment">// Base64 escape and format the request. Optionally sign the request if a</span></div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="comment">// signer is provided. |message| should not be NULL. Return OK on success.</span></div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <a class="code" href="../../d0/d93/classshaka_1_1media_1_1Status.html">Status</a> GenerateKeyMessage(<span class="keyword">const</span> std::string& request, std::string* message);</div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="comment">// Decode |response| from JSON formatted |raw_response|.</span></div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="comment">// |response| should not be NULL.</span></div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keywordtype">bool</span> DecodeResponse(<span class="keyword">const</span> std::string& raw_response, std::string* response);</div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="comment">// Extract encryption key from |response|, which is expected to be properly</span></div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="comment">// formatted. |transient_error| will be set to true if it fails and the</span></div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="comment">// failure is because of a transient error from the server. |transient_error|</span></div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="comment">// should not be NULL.</span></div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordtype">bool</span> ExtractEncryptionKey(<span class="keywordtype">bool</span> enable_key_rotation,</div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keywordtype">bool</span> widevine_classic,</div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keyword">const</span> std::string& response,</div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keywordtype">bool</span>* transient_error);</div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="comment">// Push the keys to the key pool.</span></div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordtype">bool</span> PushToKeyPool(EncryptionKeyMap* encryption_key_map);</div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> </div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <a class="code" href="../../dc/df0/classshaka_1_1media_1_1ClosureThread.html">ClosureThread</a> key_production_thread_;</div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="comment">// The fetcher object used to fetch keys from the license service.</span></div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="comment">// It is initialized to a default fetcher on class initialization.</span></div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="comment">// Can be overridden using set_key_fetcher for testing or other purposes.</span></div>
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<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  std::unique_ptr<KeyFetcher> key_fetcher_;</div>
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<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  std::string server_url_;</div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  std::unique_ptr<RequestSigner> signer_;</div>
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<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  base::DictionaryValue request_dict_;</div>
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<div class="line"><a name="l00118"></a><span class="lineno"> 118</span> </div>
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<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="keyword">const</span> uint32_t crypto_period_count_;</div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  FourCC protection_scheme_;</div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  base::Lock lock_;</div>
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordtype">bool</span> add_common_pssh_;</div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keywordtype">bool</span> key_production_started_;</div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  base::WaitableEvent start_key_production_;</div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  uint32_t first_crypto_period_index_;</div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  std::unique_ptr<EncryptionKeyQueue> key_pool_;</div>
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<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  EncryptionKeyMap encryption_key_map_; <span class="comment">// For non key rotation request.</span></div>
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<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <a class="code" href="../../d0/d93/classshaka_1_1media_1_1Status.html">Status</a> common_encryption_request_status_;</div>
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<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> </div>
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<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  DISALLOW_COPY_AND_ASSIGN(<a class="code" href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html">WidevineKeySource</a>);</div>
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<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> };</div>
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<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> </div>
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<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> } <span class="comment">// namespace media</span></div>
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<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> } <span class="comment">// namespace shaka</span></div>
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<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> </div>
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<div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="preprocessor">#endif // MEDIA_BASE_WIDEVINE_KEY_SOURCE_H_</span></div>
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<div class="ttc" id="classshaka_1_1media_1_1WidevineKeySource_html_ab56a71e9f9f9e545f96e667279c05bb1"><div class="ttname"><a href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html#ab56a71e9f9f9e545f96e667279c05bb1">shaka::media::WidevineKeySource::GetCryptoPeriodKey</a></div><div class="ttdeci">Status GetCryptoPeriodKey(uint32_t crypto_period_index, TrackType track_type, EncryptionKey *key) override</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d89/widevine__key__source_8cc_source.html#l00263">widevine_key_source.cc:263</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1WidevineKeySource_html_a59a16d61c6a6d05745e8b49fd3618deb"><div class="ttname"><a href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html#a59a16d61c6a6d05745e8b49fd3618deb">shaka::media::WidevineKeySource::GetKey</a></div><div class="ttdeci">Status GetKey(TrackType track_type, EncryptionKey *key) override</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d89/widevine__key__source_8cc_source.html#l00240">widevine_key_source.cc:240</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1ProducerConsumerQueue_html"><div class="ttname"><a href="../../d5/d33/classshaka_1_1media_1_1ProducerConsumerQueue.html">shaka::media::ProducerConsumerQueue</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d15/producer__consumer__queue_8h_source.html#l00028">producer_consumer_queue.h:28</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1WidevineKeySource_html"><div class="ttname"><a href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html">shaka::media::WidevineKeySource</a></div><div class="ttdef"><b>Definition:</b> <a href="../../da/d5c/widevine__key__source_8h_source.html#l00031">widevine_key_source.h:31</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1WidevineKeySource_html_a1a80dce958737dd984f3dfd3722a570e"><div class="ttname"><a href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html#a1a80dce958737dd984f3dfd3722a570e">shaka::media::WidevineKeySource::set_protection_scheme</a></div><div class="ttdeci">void set_protection_scheme(FourCC protection_scheme)</div><div class="ttdoc">Set the protection scheme for the key source. </div><div class="ttdef"><b>Definition:</b> <a href="../../da/d5c/widevine__key__source_8h_source.html#l00058">widevine_key_source.h:58</a></div></div>
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<div class="ttc" id="structshaka_1_1media_1_1EncryptionKey_html"><div class="ttname"><a href="../../dd/dbd/structshaka_1_1media_1_1EncryptionKey.html">shaka::media::EncryptionKey</a></div><div class="ttdef"><b>Definition:</b> <a href="../../dc/d3f/key__source_8h_source.html#l00034">key_source.h:34</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1WidevineKeySource_html_a97c0565df9381e178ebb50c193cebd04"><div class="ttname"><a href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html#a97c0565df9381e178ebb50c193cebd04">shaka::media::WidevineKeySource::set_key_fetcher</a></div><div class="ttdeci">void set_key_fetcher(std::unique_ptr< KeyFetcher > key_fetcher)</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d89/widevine__key__source_8cc_source.html#l00289">widevine_key_source.cc:289</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1WidevineKeySource_html_a93480a98e423d0456482844ac629bd2e"><div class="ttname"><a href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html#a93480a98e423d0456482844ac629bd2e">shaka::media::WidevineKeySource::WidevineKeySource</a></div><div class="ttdeci">WidevineKeySource(const std::string &server_url, bool add_common_pssh)</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d89/widevine__key__source_8cc_source.html#l00130">widevine_key_source.cc:130</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1Status_html"><div class="ttname"><a href="../../d0/d93/classshaka_1_1media_1_1Status.html">shaka::media::Status</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d1/d13/status_8h_source.html#l00088">status.h:88</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1ClosureThread_html"><div class="ttname"><a href="../../dc/df0/classshaka_1_1media_1_1ClosureThread.html">shaka::media::ClosureThread</a></div><div class="ttdef"><b>Definition:</b> <a href="../../dc/df8/closure__thread_8h_source.html#l00025">closure_thread.h:25</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1WidevineKeySource_html_a48d182da15ecc85e2ae7fd164ba0a526"><div class="ttname"><a href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html#a48d182da15ecc85e2ae7fd164ba0a526">shaka::media::WidevineKeySource::set_signer</a></div><div class="ttdeci">void set_signer(std::unique_ptr< RequestSigner > signer)</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d89/widevine__key__source_8cc_source.html#l00285">widevine_key_source.cc:285</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1KeySource_html"><div class="ttname"><a href="../../d1/d1f/classshaka_1_1media_1_1KeySource.html">shaka::media::KeySource</a></div><div class="ttdoc">KeySource is responsible for encryption key acquisition. </div><div class="ttdef"><b>Definition:</b> <a href="../../dc/d3f/key__source_8h_source.html#l00045">key_source.h:45</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1WidevineKeySource_html_aeea3e62921c176aa6be1f0a95f03b6cf"><div class="ttname"><a href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html#aeea3e62921c176aa6be1f0a95f03b6cf">shaka::media::WidevineKeySource::FetchKeys</a></div><div class="ttdeci">Status FetchKeys(EmeInitDataType init_data_type, const std::vector< uint8_t > &init_data) override</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d89/widevine__key__source_8cc_source.html#l00181">widevine_key_source.cc:181</a></div></div>
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