| // Copyright (c) 2012 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_PLAYER_WEB_MEDIA_PLAYER_PROXY_H_ |
| #define MEDIA_PLAYER_WEB_MEDIA_PLAYER_PROXY_H_ |
| |
| #include <list> |
| #include <string> |
| #include <vector> |
| |
| #include "base/bind.h" |
| #include "base/memory/ref_counted.h" |
| #include "base/message_loop.h" |
| #include "media/base/decryptor_client.h" |
| #include "media/base/pipeline.h" |
| #include "media/filters/chunk_demuxer.h" |
| #include "media/filters/skcanvas_video_renderer.h" |
| #include "media/player/buffered_data_source.h" |
| #include "ui/gfx/rect.h" |
| |
| class SkCanvas; |
| |
| namespace base { |
| class MessageLoopProxy; |
| } |
| |
| namespace media { |
| |
| class VideoFrame; |
| class VideoRendererBase; |
| class WebMediaPlayerImpl; |
| |
| // Acts as a thread proxy between the various threads used for multimedia and |
| // the render thread that WebMediaPlayerImpl is running on. |
| class WebMediaPlayerProxy |
| : public base::RefCountedThreadSafe<WebMediaPlayerProxy>, |
| public DecryptorClient { |
| public: |
| WebMediaPlayerProxy(const scoped_refptr<base::MessageLoopProxy>& render_loop, |
| WebMediaPlayerImpl* webmediaplayer); |
| const scoped_refptr<BufferedDataSource>& data_source() { |
| return data_source_; |
| } |
| void set_data_source(const scoped_refptr<BufferedDataSource>& data_source) { |
| data_source_ = data_source; |
| } |
| |
| // TODO(scherkus): remove this once VideoRendererBase::PaintCB passes |
| // ownership of the VideoFrame http://crbug.com/108435 |
| void set_frame_provider(VideoRendererBase* frame_provider) { |
| frame_provider_ = frame_provider; |
| } |
| |
| // Methods for WebMediaPlayerImpl -> Filter communication. |
| void Paint(SkCanvas* canvas, const gfx::Rect& dest_rect, uint8_t alpha); |
| void Detach(); |
| void GetCurrentFrame(scoped_refptr<VideoFrame>* frame_out); |
| void PutCurrentFrame(scoped_refptr<VideoFrame> frame); |
| bool HasSingleOrigin(); |
| bool DidPassCORSAccessCheck() const; |
| |
| void AbortDataSource(); |
| |
| // DecryptorClient implementation. |
| virtual void KeyAdded(const std::string& key_system, |
| const std::string& session_id) OVERRIDE; |
| virtual void KeyError(const std::string& key_system, |
| const std::string& session_id, |
| Decryptor::KeyError error_code, |
| int system_code) OVERRIDE; |
| virtual void KeyMessage(const std::string& key_system, |
| const std::string& session_id, |
| const std::string& message, |
| const std::string& default_url) OVERRIDE; |
| virtual void NeedKey(const std::string& key_system, |
| const std::string& session_id, |
| const std::string& type, |
| scoped_array<uint8> init_data, |
| int init_data_size) OVERRIDE; |
| |
| private: |
| friend class base::RefCountedThreadSafe<WebMediaPlayerProxy>; |
| virtual ~WebMediaPlayerProxy(); |
| |
| // Notify |webmediaplayer_| that a key has been added. |
| void KeyAddedTask(const std::string& key_system, |
| const std::string& session_id); |
| |
| // Notify |webmediaplayer_| that a key error occurred. |
| void KeyErrorTask(const std::string& key_system, |
| const std::string& session_id, |
| Decryptor::KeyError error_code, |
| int system_code); |
| |
| // Notify |webmediaplayer_| that a key message has been generated. |
| void KeyMessageTask(const std::string& key_system, |
| const std::string& session_id, |
| const std::string& message, |
| const std::string& default_url); |
| |
| // Notify |webmediaplayer_| that a key is needed for decryption. |
| void NeedKeyTask(const std::string& key_system, |
| const std::string& session_id, |
| const std::string& type, |
| scoped_array<uint8> init_data, |
| int init_data_size); |
| |
| // The render message loop where the renderer lives. |
| scoped_refptr<base::MessageLoopProxy> render_loop_; |
| WebMediaPlayerImpl* webmediaplayer_; |
| |
| scoped_refptr<BufferedDataSource> data_source_; |
| scoped_refptr<VideoRendererBase> frame_provider_; |
| SkCanvasVideoRenderer video_renderer_; |
| |
| DISALLOW_IMPLICIT_CONSTRUCTORS(WebMediaPlayerProxy); |
| }; |
| |
| } // namespace media |
| |
| #endif // MEDIA_PLAYER_WEB_MEDIA_PLAYER_PROXY_H_ |