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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_CDM_PROXY_MEDIA_KEYS_H_ | |
| 6 #define CONTENT_RENDERER_MEDIA_CDM_PROXY_MEDIA_KEYS_H_ | |
| 7 | |
| 8 #include <stdint.h> | |
| 9 | |
| 10 #include <map> | |
| 11 #include <string> | |
| 12 #include <vector> | |
| 13 | |
| 14 #include "base/containers/hash_tables.h" | |
| 15 #include "base/containers/scoped_ptr_hash_map.h" | |
| 16 #include "base/macros.h" | |
| 17 #include "media/base/cdm_context.h" | |
| 18 #include "media/base/cdm_factory.h" | |
| 19 #include "media/base/cdm_promise.h" | |
| 20 #include "media/base/cdm_promise_adapter.h" | |
| 21 #include "media/base/media_keys.h" | |
| 22 | |
| 23 class GURL; | |
| 24 | |
| 25 namespace content { | |
| 26 | |
| 27 class RendererCdmManager; | |
| 28 | |
| 29 // A MediaKeys proxy that wraps the EME part of RendererCdmManager. | |
| 30 class ProxyMediaKeys : public media::MediaKeys, public media::CdmContext { | |
| 31 public: | |
| 32 static void Create( | |
| 33 const std::string& key_system, | |
| 34 const GURL& security_origin, | |
| 35 bool use_hw_secure_codecs, | |
| 36 RendererCdmManager* manager, | |
| 37 const media::SessionMessageCB& session_message_cb, | |
| 38 const media::SessionClosedCB& session_closed_cb, | |
| 39 const media::SessionKeysChangeCB& session_keys_change_cb, | |
| 40 const media::SessionExpirationUpdateCB& session_expiration_update_cb, | |
| 41 const media::CdmCreatedCB& cdm_created_cb); | |
| 42 | |
| 43 // MediaKeys implementation. | |
| 44 void SetServerCertificate( | |
| 45 const std::vector<uint8_t>& certificate, | |
| 46 std::unique_ptr<media::SimpleCdmPromise> promise) override; | |
| 47 void CreateSessionAndGenerateRequest( | |
| 48 SessionType session_type, | |
| 49 media::EmeInitDataType init_data_type, | |
| 50 const std::vector<uint8_t>& init_data, | |
| 51 std::unique_ptr<media::NewSessionCdmPromise> promise) override; | |
| 52 void LoadSession( | |
| 53 SessionType session_type, | |
| 54 const std::string& session_id, | |
| 55 std::unique_ptr<media::NewSessionCdmPromise> promise) override; | |
| 56 void UpdateSession(const std::string& session_id, | |
| 57 const std::vector<uint8_t>& response, | |
| 58 std::unique_ptr<media::SimpleCdmPromise> promise) override; | |
| 59 void CloseSession(const std::string& session_id, | |
| 60 std::unique_ptr<media::SimpleCdmPromise> promise) override; | |
| 61 void RemoveSession(const std::string& session_id, | |
| 62 std::unique_ptr<media::SimpleCdmPromise> promise) override; | |
| 63 media::CdmContext* GetCdmContext() override; | |
| 64 | |
| 65 // media::CdmContext implementation. | |
| 66 media::Decryptor* GetDecryptor() override; | |
| 67 int GetCdmId() const override; | |
| 68 | |
| 69 // Callbacks. | |
| 70 void OnSessionMessage(const std::string& session_id, | |
| 71 media::MediaKeys::MessageType message_type, | |
| 72 const std::vector<uint8_t>& message); | |
| 73 void OnSessionClosed(const std::string& session_id); | |
| 74 void OnSessionKeysChange(const std::string& session_id, | |
| 75 bool has_additional_usable_key, | |
| 76 media::CdmKeysInfo keys_info); | |
| 77 void OnSessionExpirationUpdate(const std::string& session_id, | |
| 78 const base::Time& new_expiry_time); | |
| 79 | |
| 80 void OnPromiseResolved(uint32_t promise_id); | |
| 81 void OnPromiseResolvedWithSession(uint32_t promise_id, | |
| 82 const std::string& session_id); | |
| 83 void OnPromiseRejected(uint32_t promise_id, | |
| 84 media::MediaKeys::Exception exception, | |
| 85 uint32_t system_code, | |
| 86 const std::string& error_message); | |
| 87 | |
| 88 private: | |
| 89 ProxyMediaKeys( | |
| 90 RendererCdmManager* manager, | |
| 91 const media::SessionMessageCB& session_message_cb, | |
| 92 const media::SessionClosedCB& session_closed_cb, | |
| 93 const media::SessionKeysChangeCB& session_keys_change_cb, | |
| 94 const media::SessionExpirationUpdateCB& session_expiration_update_cb); | |
| 95 | |
| 96 ~ProxyMediaKeys() override; | |
| 97 | |
| 98 void InitializeCdm(const std::string& key_system, | |
| 99 const GURL& security_origin, | |
| 100 bool use_hw_secure_codecs, | |
| 101 std::unique_ptr<media::SimpleCdmPromise> promise); | |
| 102 | |
| 103 RendererCdmManager* manager_; | |
| 104 int cdm_id_; | |
| 105 | |
| 106 media::SessionMessageCB session_message_cb_; | |
| 107 media::SessionClosedCB session_closed_cb_; | |
| 108 media::SessionKeysChangeCB session_keys_change_cb_; | |
| 109 media::SessionExpirationUpdateCB session_expiration_update_cb_; | |
| 110 | |
| 111 media::CdmPromiseAdapter cdm_promise_adapter_; | |
| 112 | |
| 113 DISALLOW_COPY_AND_ASSIGN(ProxyMediaKeys); | |
| 114 }; | |
| 115 | |
| 116 } // namespace content | |
| 117 | |
| 118 #endif // CONTENT_RENDERER_MEDIA_CDM_PROXY_MEDIA_KEYS_H_ | |
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Chromium Code Reviews
Issue 2380743004:
media: Remove Browser CDM implementation (Closed)
