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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef MEDIA_BLINK_ENCRYPTED_MEDIA_PLAYER_SUPPORT_H_ | 5 #ifndef MEDIA_BLINK_ENCRYPTED_MEDIA_PLAYER_SUPPORT_H_ |
| 6 #define MEDIA_BLINK_ENCRYPTED_MEDIA_PLAYER_SUPPORT_H_ | 6 #define MEDIA_BLINK_ENCRYPTED_MEDIA_PLAYER_SUPPORT_H_ |
| 7 | 7 |
| 8 #include <string> | 8 #include <string> |
| 9 #include <vector> | 9 #include <vector> |
| 10 | 10 |
| 11 #include "base/callback.h" | 11 #include "base/callback.h" |
| 12 #include "base/memory/scoped_ptr.h" | 12 #include "base/memory/scoped_ptr.h" |
| 13 #include "base/memory/weak_ptr.h" | 13 #include "base/memory/weak_ptr.h" |
| 14 #include "media/base/cdm_context.h" | 14 #include "media/base/cdm_context.h" |
| 15 #include "media/base/cdm_factory.h" | 15 #include "media/base/cdm_factory.h" |
| 16 #include "media/base/demuxer.h" | 16 #include "media/base/demuxer.h" |
| 17 #include "media/base/eme_constants.h" | 17 #include "media/base/eme_constants.h" |
| 18 #include "media/cdm/proxy_decryptor.h" | 18 #include "media/cdm/proxy_decryptor.h" |
| 19 #include "third_party/WebKit/public/platform/WebContentDecryptionModuleResult.h" | 19 #include "third_party/WebKit/public/platform/WebContentDecryptionModuleResult.h" |
| 20 #include "third_party/WebKit/public/platform/WebMediaPlayer.h" | 20 #include "third_party/WebKit/public/platform/WebMediaPlayer.h" |
| 21 | 21 |
| 22 namespace blink { | 22 namespace blink { |
| 23 class WebContentDecryptionModule; | 23 class WebContentDecryptionModule; |
| 24 class WebLocalFrame; | 24 class WebLocalFrame; |
| 25 class WebMediaPlayerClient; | 25 class WebMediaPlayerClient; |
| 26 class WebMediaPlayerEncryptedMediaClient; |
| 26 class WebString; | 27 class WebString; |
| 27 } | 28 } |
| 28 | 29 |
| 29 namespace media { | 30 namespace media { |
| 30 | 31 |
| 31 class MediaPermission; | 32 class MediaPermission; |
| 32 class WebContentDecryptionModuleImpl; | 33 class WebContentDecryptionModuleImpl; |
| 33 | 34 |
| 34 // Provides support to prefixed EME implementation. | 35 // Provides support to prefixed EME implementation. |
| 35 // Do NOT add unprefixed EME functionality to this class! | 36 // Do NOT add unprefixed EME functionality to this class! |
| 36 // TODO(xhwang): When deprecating prefixed EME support, drop this whole file. | 37 // TODO(xhwang): When deprecating prefixed EME support, drop this whole file. |
| 37 class EncryptedMediaPlayerSupport | 38 class EncryptedMediaPlayerSupport |
| 38 : public base::SupportsWeakPtr<EncryptedMediaPlayerSupport> { | 39 : public base::SupportsWeakPtr<EncryptedMediaPlayerSupport> { |
| 39 public: | 40 public: |
| 40 using CdmContextReadyCB = ProxyDecryptor::CdmContextReadyCB; | 41 using CdmContextReadyCB = ProxyDecryptor::CdmContextReadyCB; |
| 41 | 42 |
| 42 // |cdm_context_ready_cb| is called when the CDM instance creation completes. | 43 // |cdm_context_ready_cb| is called when the CDM instance creation completes. |
| 43 EncryptedMediaPlayerSupport(CdmFactory* cdm_factory, | 44 EncryptedMediaPlayerSupport( |
| 44 blink::WebMediaPlayerClient* client, | 45 CdmFactory* cdm_factory, |
| 45 MediaPermission* media_permission, | 46 blink::WebMediaPlayerClient* client, |
| 46 const CdmContextReadyCB& cdm_context_ready_cb); | 47 blink::WebMediaPlayerEncryptedMediaClient* encrypted_client, |
| 48 MediaPermission* media_permission, |
| 49 const CdmContextReadyCB& cdm_context_ready_cb); |
| 47 ~EncryptedMediaPlayerSupport(); | 50 ~EncryptedMediaPlayerSupport(); |
| 48 | 51 |
| 49 blink::WebMediaPlayer::MediaKeyException GenerateKeyRequest( | 52 blink::WebMediaPlayer::MediaKeyException GenerateKeyRequest( |
| 50 blink::WebLocalFrame* frame, | 53 blink::WebLocalFrame* frame, |
| 51 const blink::WebString& key_system, | 54 const blink::WebString& key_system, |
| 52 const unsigned char* init_data, | 55 const unsigned char* init_data, |
| 53 unsigned init_data_length); | 56 unsigned init_data_length); |
| 54 | 57 |
| 55 blink::WebMediaPlayer::MediaKeyException AddKey( | 58 blink::WebMediaPlayer::MediaKeyException AddKey( |
| 56 const blink::WebString& key_system, | 59 const blink::WebString& key_system, |
| (...skipping 34 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 91 void OnKeyError(const std::string& session_id, | 94 void OnKeyError(const std::string& session_id, |
| 92 MediaKeys::KeyError error_code, | 95 MediaKeys::KeyError error_code, |
| 93 uint32 system_code); | 96 uint32 system_code); |
| 94 void OnKeyMessage(const std::string& session_id, | 97 void OnKeyMessage(const std::string& session_id, |
| 95 const std::vector<uint8>& message, | 98 const std::vector<uint8>& message, |
| 96 const GURL& destination_url); | 99 const GURL& destination_url); |
| 97 | 100 |
| 98 CdmFactory* cdm_factory_; | 101 CdmFactory* cdm_factory_; |
| 99 | 102 |
| 100 blink::WebMediaPlayerClient* client_; | 103 blink::WebMediaPlayerClient* client_; |
| 104 blink::WebMediaPlayerEncryptedMediaClient* encrypted_client_; |
| 101 | 105 |
| 102 MediaPermission* media_permission_; | 106 MediaPermission* media_permission_; |
| 103 | 107 |
| 104 // The currently selected key system. Empty string means that no key system | 108 // The currently selected key system. Empty string means that no key system |
| 105 // has been selected. | 109 // has been selected. |
| 106 std::string current_key_system_; | 110 std::string current_key_system_; |
| 107 | 111 |
| 108 // We assume all streams are from the same container, thus have the same | 112 // We assume all streams are from the same container, thus have the same |
| 109 // init data type. | 113 // init data type. |
| 110 EmeInitDataType init_data_type_; | 114 EmeInitDataType init_data_type_; |
| 111 | 115 |
| 112 CdmContextReadyCB cdm_context_ready_cb_; | 116 CdmContextReadyCB cdm_context_ready_cb_; |
| 113 | 117 |
| 114 // Manages decryption keys and decrypts encrypted frames. | 118 // Manages decryption keys and decrypts encrypted frames. |
| 115 scoped_ptr<ProxyDecryptor> proxy_decryptor_; | 119 scoped_ptr<ProxyDecryptor> proxy_decryptor_; |
| 116 | 120 |
| 117 DISALLOW_COPY_AND_ASSIGN(EncryptedMediaPlayerSupport); | 121 DISALLOW_COPY_AND_ASSIGN(EncryptedMediaPlayerSupport); |
| 118 }; | 122 }; |
| 119 | 123 |
| 120 } // namespace media | 124 } // namespace media |
| 121 | 125 |
| 122 #endif // MEDIA_BLINK_ENCRYPTED_MEDIA_PLAYER_SUPPORT_H_ | 126 #endif // MEDIA_BLINK_ENCRYPTED_MEDIA_PLAYER_SUPPORT_H_ |
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