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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef CONTENT_RENDERER_MEDIA_CRYPTO_ENCRYPTED_MEDIA_PLAYER_SUPPORT_H_ | |
| 6 #define CONTENT_RENDERER_MEDIA_CRYPTO_ENCRYPTED_MEDIA_PLAYER_SUPPORT_H_ | |
| 7 | |
| 8 #include "media/base/decryptor.h" | |
| 9 #include "media/base/demuxer.h" | |
| 10 #include "third_party/WebKit/public/platform/WebMediaPlayer.h" | |
| 11 | |
| 12 namespace blink { | |
| 13 class WebContentDecryptionModule; | |
| 14 class WebContentDecryptionModuleResult; | |
| 15 class WebLocalFrame; | |
| 16 class WebMediaPlayerClient; | |
| 17 class WebString; | |
| 18 } | |
| 19 | |
| 20 namespace content { | |
| 21 | |
| 22 class EncryptedMediaPlayerSupport { | |
| 23 public: | |
| 24 EncryptedMediaPlayerSupport(); | |
| 25 virtual ~EncryptedMediaPlayerSupport(); | |
| 26 | |
| 27 // Prefixed API methods. | |
| 28 virtual blink::WebMediaPlayer::MediaKeyException GenerateKeyRequest( | |
| 29 blink::WebLocalFrame* frame, | |
| 30 const blink::WebString& key_system, | |
| 31 const unsigned char* init_data, | |
| 32 unsigned init_data_length) = 0; | |
| 33 | |
| 34 virtual blink::WebMediaPlayer::MediaKeyException AddKey( | |
| 35 const blink::WebString& key_system, | |
| 36 const unsigned char* key, | |
| 37 unsigned key_length, | |
| 38 const unsigned char* init_data, | |
| 39 unsigned init_data_length, | |
| 40 const blink::WebString& session_id) = 0; | |
| 41 | |
| 42 virtual blink::WebMediaPlayer::MediaKeyException CancelKeyRequest( | |
| 43 const blink::WebString& key_system, | |
| 44 const blink::WebString& session_id) = 0; | |
| 45 | |
| 46 | |
| 47 // Unprefixed API methods. | |
| 48 virtual void SetContentDecryptionModule( | |
| 49 blink::WebContentDecryptionModule* cdm) = 0; | |
| 50 virtual void SetContentDecryptionModule( | |
| 51 blink::WebContentDecryptionModule* cdm, | |
| 52 blink::WebContentDecryptionModuleResult result) = 0; | |
| 53 virtual void SetContentDecryptionModuleSync( | |
| 54 blink::WebContentDecryptionModule* cdm) = 0; | |
| 55 | |
| 56 | |
| 57 // Callback factory and notification methods used by WebMediaPlayerImpl. | |
| 58 | |
| 59 // Creates a callback that Demuxers can use to signal that the content | |
| 60 // requires a key. This method make sure the callback returned can be safely | |
| 61 // invoked from any thread. | |
| 62 virtual media::Demuxer::NeedKeyCB CreateNeedKeyCB() = 0; | |
| 63 | |
| 64 // Creates a callback that renderers can use to set decryptor | |
| 65 // ready callback. This method make sure the callback returned can be safely | |
| 66 // invoked from any thread. | |
| 67 virtual media::SetDecryptorReadyCB CreateSetDecryptorReadyCB() = 0; | |
| 68 | |
| 69 // Called to inform this object that the media pipeline encountered | |
| 70 // and handled a decryption error. | |
| 71 virtual void OnPipelineDecryptError() = 0; | |
| 72 | |
| 73 private: | |
| 74 DISALLOW_COPY_AND_ASSIGN(EncryptedMediaPlayerSupport); | |
| 75 }; | |
| 76 | |
| 77 } // namespace content | |
| 78 | |
| 79 #endif // CONTENT_RENDERER_MEDIA_CRYPTO_ENCRYPTED_MEDIA_PLAYER_SUPPORT_H_ | |
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