| // 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_BASE_BROWSER_CDM_H_ |
| #define MEDIA_BASE_BROWSER_CDM_H_ |
| |
| #include "media/base/media_export.h" |
| #include "media/base/media_keys.h" |
| #include "media/base/player_tracker.h" |
| |
| namespace media { |
| |
| // Interface for browser side CDMs. |
| class MEDIA_EXPORT BrowserCdm : public PlayerTracker { |
| public: |
| // TODO(jrummell): Update this to actually derive from MediaKeys |
| // (Use web_session_id rather than session_id). |
| typedef base::Callback< |
| void(uint32 session_id, const std::string& web_session_id)> |
| SessionCreatedCB; |
| |
| typedef base::Callback<void(uint32 session_id, |
| const std::vector<uint8>& message, |
| const GURL& destination_url)> SessionMessageCB; |
| |
| typedef base::Callback<void(uint32 session_id)> SessionReadyCB; |
| |
| typedef base::Callback<void(uint32 session_id)> SessionClosedCB; |
| |
| typedef base::Callback<void(uint32 session_id, |
| media::MediaKeys::KeyError error_code, |
| uint32 system_code)> SessionErrorCB; |
| |
| virtual ~BrowserCdm(); |
| |
| // MediaKeys-like implementation. |
| virtual bool CreateSession(uint32 session_id, |
| const std::string& content_type, |
| const uint8* init_data, |
| int init_data_length) = 0; |
| virtual void LoadSession(uint32 session_id, |
| const std::string& web_session_id) = 0; |
| virtual void UpdateSession(uint32 session_id, |
| const uint8* response, |
| int response_length) = 0; |
| virtual void ReleaseSession(uint32 session_id) = 0; |
| |
| // PlayerTracker implementation. |
| virtual int RegisterPlayer(const base::Closure& new_key_cb, |
| const base::Closure& cdm_unset_cb) = 0; |
| virtual void UnregisterPlayer(int registration_id) = 0; |
| |
| protected: |
| BrowserCdm(); |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(BrowserCdm); |
| }; |
| |
| } // namespace media |
| |
| #endif // MEDIA_BASE_BROWSER_CDM_H_ |