| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef MEDIA_BLINK_WEBENCRYPTEDMEDIACLIENT_IMPL_H_ |
| #define MEDIA_BLINK_WEBENCRYPTEDMEDIACLIENT_IMPL_H_ |
| |
| #include <string> |
| |
| #include "base/callback.h" |
| #include "base/containers/scoped_ptr_hash_map.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "base/memory/weak_ptr.h" |
| #include "media/blink/key_system_config_selector.h" |
| #include "media/blink/media_blink_export.h" |
| #include "third_party/WebKit/public/platform/WebEncryptedMediaClient.h" |
| |
| namespace blink { |
| |
| class WebContentDecryptionModuleResult; |
| struct WebMediaKeySystemConfiguration; |
| class WebSecurityOrigin; |
| |
| } // namespace blink |
| |
| namespace media { |
| |
| struct CdmConfig; |
| class CdmFactory; |
| class KeySystems; |
| class MediaPermission; |
| |
| class MEDIA_BLINK_EXPORT WebEncryptedMediaClientImpl |
| : public blink::WebEncryptedMediaClient { |
| public: |
| WebEncryptedMediaClientImpl( |
| base::Callback<bool(void)> are_secure_codecs_supported_cb, |
| CdmFactory* cdm_factory, |
| MediaPermission* media_permission); |
| ~WebEncryptedMediaClientImpl() override; |
| |
| // WebEncryptedMediaClient implementation. |
| void requestMediaKeySystemAccess( |
| blink::WebEncryptedMediaRequest request) override; |
| |
| // Create the CDM for |key_system| and |security_origin|. The caller owns |
| // the created cdm (passed back using |result|). |
| void CreateCdm(const blink::WebString& key_system, |
| const blink::WebSecurityOrigin& security_origin, |
| const CdmConfig& cdm_config, |
| scoped_ptr<blink::WebContentDecryptionModuleResult> result); |
| |
| private: |
| // Report usage of key system to UMA. There are 2 different counts logged: |
| // 1. The key system is requested. |
| // 2. The requested key system and options are supported. |
| // Each stat is only reported once per renderer frame per key system. |
| class Reporter; |
| |
| // Complete a requestMediaKeySystemAccess() request with a supported |
| // accumulated configuration. |
| void OnRequestSucceeded( |
| blink::WebEncryptedMediaRequest request, |
| const blink::WebMediaKeySystemConfiguration& accumulated_configuration, |
| const CdmConfig& cdm_config); |
| |
| // Complete a requestMediaKeySystemAccess() request with an error message. |
| void OnRequestNotSupported(blink::WebEncryptedMediaRequest request, |
| const blink::WebString& error_message); |
| |
| // Gets the Reporter for |key_system|. If it doesn't already exist, |
| // create one. |
| Reporter* GetReporter(const blink::WebString& key_system); |
| |
| // Reporter singletons. |
| base::ScopedPtrHashMap<std::string, scoped_ptr<Reporter>> reporters_; |
| |
| base::Callback<bool(void)> are_secure_codecs_supported_cb_; |
| CdmFactory* cdm_factory_; |
| KeySystemConfigSelector key_system_config_selector_; |
| base::WeakPtrFactory<WebEncryptedMediaClientImpl> weak_factory_; |
| }; |
| |
| } // namespace media |
| |
| #endif // MEDIA_BLINK_WEBENCRYPTEDMEDIACLIENT_IMPL_H_ |