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<li class="navelem"><a class="el" href="../../dir_3f8eec2fc361645de4b1ec14c19fffc7.html">packager</a></li><li class="navelem"><a class="el" href="../../dir_f99dae54fe7170f791f339b952d5067a.html">media</a></li><li class="navelem"><a class="el" href="../../dir_e3bda0bde998a4d5063328245b9909be.html">base</a></li> </ul>
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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><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">//</span></div><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><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><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><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> </div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="preprocessor">#ifndef PACKAGER_MEDIA_BASE_WIDEVINE_KEY_SOURCE_H_</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor">#define PACKAGER_MEDIA_BASE_WIDEVINE_KEY_SOURCE_H_</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> </div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include <map></span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include <memory></span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include "packager/base/synchronization/waitable_event.h"</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include "packager/media/base/closure_thread.h"</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include "packager/media/base/fourccs.h"</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include "packager/media/base/key_source.h"</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> </div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="keyword">namespace </span><a class="code" href="../../d8/daf/namespaceshaka.html">shaka</a> {</div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> </div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="keyword">class </span>CommonEncryptionRequest;</div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="keyword">namespace </span>media {</div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="keyword">class </span>KeyFetcher;</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="keyword">class </span>RequestSigner;</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="keyword">template</span> <<span class="keyword">class</span> T> <span class="keyword">class </span>ProducerConsumerQueue;</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div><div class="line"><a name="l00029"></a><span class="lineno"><a class="line" href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html"> 29</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><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <a class="code" href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html#a65221c87c95199382497571f6bf845c6">WidevineKeySource</a>(<span class="keyword">const</span> std::string& server_url,</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keywordtype">int</span> protection_systems_flags,</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  FourCC protection_scheme);</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  ~<a class="code" href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html">WidevineKeySource</a>() <span class="keyword">override</span>;</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> </div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <a class="code" href="../../d2/d20/classshaka_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><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keyword">const</span> std::vector<uint8_t>& init_data) <span class="keyword">override</span>;</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <a class="code" href="../../d2/d20/classshaka_1_1Status.html">Status</a> <a class="code" href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html#ae7fa01a2f2f91e26e45b54146c929580">GetKey</a>(<span class="keyword">const</span> std::string& stream_label, <a class="code" href="../../dd/dbd/structshaka_1_1media_1_1EncryptionKey.html">EncryptionKey</a>* key) <span class="keyword">override</span>;</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <a class="code" href="../../d2/d20/classshaka_1_1Status.html">Status</a> <a class="code" href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html#ae7fa01a2f2f91e26e45b54146c929580">GetKey</a>(<span class="keyword">const</span> std::vector<uint8_t>& key_id,</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <a class="code" href="../../dd/dbd/structshaka_1_1media_1_1EncryptionKey.html">EncryptionKey</a>* key) <span class="keyword">override</span>;</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <a class="code" href="../../d2/d20/classshaka_1_1Status.html">Status</a> <a class="code" href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html#a783cd4a9bf35fe2a7a610806bfda8e62">GetCryptoPeriodKey</a>(uint32_t crypto_period_index,</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keyword">const</span> std::string& stream_label,</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <a class="code" href="../../dd/dbd/structshaka_1_1media_1_1EncryptionKey.html">EncryptionKey</a>* key) <span class="keyword">override</span>;</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <a class="code" href="../../d2/d20/classshaka_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><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keyword">const</span> std::string& policy);</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div><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><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div><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><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> </div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keywordtype">void</span> set_group_id(<span class="keyword">const</span> std::vector<uint8_t>& group_id) {</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  group_id_ = group_id;</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  }</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keywordtype">void</span> set_enable_entitlement_license(<span class="keywordtype">bool</span> enable_entitlement_license) {</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  enable_entitlement_license_ = enable_entitlement_license;</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  }</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span> </div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</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><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <a class="code" href="../../d5/d33/classshaka_1_1media_1_1ProducerConsumerQueue.html">EncryptionKeyQueue</a>;</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="comment">// Internal routine for getting keys.</span></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <a class="code" href="../../d2/d20/classshaka_1_1Status.html">Status</a> GetKeyInternal(uint32_t crypto_period_index,</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keyword">const</span> std::string& stream_label,</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <a class="code" href="../../dd/dbd/structshaka_1_1media_1_1EncryptionKey.html">EncryptionKey</a>* key);</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> </div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="comment">// The closure task to fetch keys repeatedly.</span></div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordtype">void</span> FetchKeysTask();</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span> </div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="comment">// Fetch keys from server.</span></div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <a class="code" href="../../d2/d20/classshaka_1_1Status.html">Status</a> FetchKeysInternal(<span class="keywordtype">bool</span> enable_key_rotation,</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  uint32_t first_crypto_period_index,</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordtype">bool</span> widevine_classic);</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span> </div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="comment">// Fill |request| with necessary fields for Widevine encryption request.</span></div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="comment">// |request| should not be NULL.</span></div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordtype">void</span> FillRequest(<span class="keywordtype">bool</span> enable_key_rotation,</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  uint32_t first_crypto_period_index,</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  CommonEncryptionRequest* request);</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="comment">// Get request in JSON string. Optionally sign the request if a signer is</span></div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="comment">// provided. |message| should not be NULL. Return OK on success.</span></div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <a class="code" href="../../d2/d20/classshaka_1_1Status.html">Status</a> GenerateKeyMessage(<span class="keyword">const</span> CommonEncryptionRequest& request,</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  std::string* message);</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="comment">// Extract encryption key from |response|, which is expected to be properly</span></div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="comment">// formatted. |transient_error| will be set to true if it fails and the</span></div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="comment">// failure is because of a transient error from the server. |transient_error|</span></div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="comment">// should not be NULL.</span></div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordtype">bool</span> ExtractEncryptionKey(<span class="keywordtype">bool</span> enable_key_rotation,</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordtype">bool</span> widevine_classic,</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keyword">const</span> std::string& response,</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keywordtype">bool</span>* transient_error);</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="comment">// Push the keys to the key pool.</span></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordtype">bool</span> PushToKeyPool(EncryptionKeyMap* encryption_key_map);</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>  <span class="comment">// Indicates whether Widevine protection system should be generated.</span></div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keywordtype">bool</span> generate_widevine_protection_system_ = <span class="keyword">true</span>;</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span> </div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <a class="code" href="../../dc/df0/classshaka_1_1media_1_1ClosureThread.html">ClosureThread</a> key_production_thread_;</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="comment">// The fetcher object used to fetch keys from the license service.</span></div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="comment">// It is initialized to a default fetcher on class initialization.</span></div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="comment">// Can be overridden using set_key_fetcher for testing or other purposes.</span></div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  std::unique_ptr<KeyFetcher> key_fetcher_;</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  std::string server_url_;</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  std::unique_ptr<RequestSigner> signer_;</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  std::unique_ptr<CommonEncryptionRequest> common_encryption_request_;</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span> </div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> crypto_period_count_;</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  FourCC protection_scheme_ = FOURCC_NULL;</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  base::Lock lock_;</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keywordtype">bool</span> key_production_started_ = <span class="keyword">false</span>;</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  base::WaitableEvent start_key_production_;</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  uint32_t first_crypto_period_index_ = 0;</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  std::vector<uint8_t> group_id_;</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="keywordtype">bool</span> enable_entitlement_license_ = <span class="keyword">false</span>;</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  std::unique_ptr<EncryptionKeyQueue> key_pool_;</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  EncryptionKeyMap encryption_key_map_; <span class="comment">// For non key rotation request.</span></div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <a class="code" href="../../d2/d20/classshaka_1_1Status.html">Status</a> common_encryption_request_status_;</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span> </div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  DISALLOW_COPY_AND_ASSIGN(<a class="code" href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html">WidevineKeySource</a>);</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span> };</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span> </div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span> } <span class="comment">// namespace media</span></div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span> } <span class="comment">// namespace shaka</span></div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span> </div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="preprocessor">#endif // PACKAGER_MEDIA_BASE_WIDEVINE_KEY_SOURCE_H_</span></div><div class="ttc" id="namespaceshaka_html"><div class="ttname"><a href="../../d8/daf/namespaceshaka.html">shaka</a></div><div class="ttdoc">All the methods that are virtual are virtual for mocking. </div><div class="ttdef"><b>Definition:</b> <a href="../../d4/d15/gflags__hex__bytes_8cc_source.html#l00011">gflags_hex_bytes.cc:11</a></div></div>
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<div class="ttc" id="classshaka_1_1Status_html"><div class="ttname"><a href="../../d2/d20/classshaka_1_1Status.html">shaka::Status</a></div><div class="ttdef"><b>Definition:</b> <a href="../../d1/d13/status_8h_source.html#l00110">status.h:110</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#l00029">widevine_key_source.h:29</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#l00038">key_source.h:38</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1WidevineKeySource_html_ae7fa01a2f2f91e26e45b54146c929580"><div class="ttname"><a href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html#ae7fa01a2f2f91e26e45b54146c929580">shaka::media::WidevineKeySource::GetKey</a></div><div class="ttdeci">Status GetKey(const std::string &stream_label, EncryptionKey *key) override</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d89/widevine__key__source_8cc_source.html#l00191">widevine_key_source.cc:191</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#l00242">widevine_key_source.cc:242</a></div></div>
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<div class="ttc" id="classshaka_1_1media_1_1WidevineKeySource_html_a65221c87c95199382497571f6bf845c6"><div class="ttname"><a href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html#a65221c87c95199382497571f6bf845c6">shaka::media::WidevineKeySource::WidevineKeySource</a></div><div class="ttdeci">WidevineKeySource(const std::string &server_url, int protection_systems_flags, FourCC protection_scheme)</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d89/widevine__key__source_8cc_source.html#l00080">widevine_key_source.cc:80</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_a783cd4a9bf35fe2a7a610806bfda8e62"><div class="ttname"><a href="../../da/ddd/classshaka_1_1media_1_1WidevineKeySource.html#a783cd4a9bf35fe2a7a610806bfda8e62">shaka::media::WidevineKeySource::GetCryptoPeriodKey</a></div><div class="ttdeci">Status GetCryptoPeriodKey(uint32_t crypto_period_index, const std::string &stream_label, EncryptionKey *key) override</div><div class="ttdef"><b>Definition:</b> <a href="../../d5/d89/widevine__key__source_8cc_source.html#l00215">widevine_key_source.cc:215</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#l00238">widevine_key_source.cc:238</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#l00048">key_source.h:48</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#l00129">widevine_key_source.cc:129</a></div></div>
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