| // 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 WEBKIT_MEDIA_WEBMEDIAPLAYER_MS_H_ |
| #define WEBKIT_MEDIA_WEBMEDIAPLAYER_MS_H_ |
| |
| #include "base/memory/ref_counted.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "base/memory/weak_ptr.h" |
| #include "googleurl/src/gurl.h" |
| #include "skia/ext/platform_canvas.h" |
| #include "third_party/WebKit/Source/WebKit/chromium/public/WebMediaPlayer.h" |
| #include "webkit/media/skcanvas_video_renderer.h" |
| |
| namespace WebKit { |
| class WebFrame; |
| class WebMediaPlayerClient; |
| } |
| |
| namespace media { |
| class MediaLog; |
| } |
| |
| namespace webkit_media { |
| |
| class MediaStreamClient; |
| class VideoFrameProvider; |
| class WebMediaPlayerDelegate; |
| |
| // WebMediaPlayerMS delegates calls from WebCore::MediaPlayerPrivate to |
| // Chrome's media player when "src" is from media stream. |
| // |
| // WebMediaPlayerMS works with multiple objects, the most important ones are: |
| // |
| // VideoFrameProvider |
| // provides video frames for rendering. |
| // |
| // TODO(wjia): add AudioPlayer. |
| // AudioPlayer |
| // plays audio streams. |
| // |
| // WebKit::WebMediaPlayerClient |
| // WebKit client of this media player object. |
| class WebMediaPlayerMS |
| : public WebKit::WebMediaPlayer, |
| public base::SupportsWeakPtr<WebMediaPlayerMS> { |
| public: |
| // Construct a WebMediaPlayerMS with reference to the client, and |
| // a MediaStreamClient which provides VideoFrameProvider. |
| WebMediaPlayerMS(WebKit::WebFrame* frame, |
| WebKit::WebMediaPlayerClient* client, |
| base::WeakPtr<WebMediaPlayerDelegate> delegate, |
| MediaStreamClient* media_stream_client, |
| media::MediaLog* media_log); |
| virtual ~WebMediaPlayerMS(); |
| |
| virtual void load(const WebKit::WebURL& url, CORSMode cors_mode) OVERRIDE; |
| virtual void cancelLoad() OVERRIDE; |
| |
| // Playback controls. |
| virtual void play() OVERRIDE; |
| virtual void pause() OVERRIDE; |
| virtual bool supportsFullscreen() const OVERRIDE; |
| virtual bool supportsSave() const OVERRIDE; |
| virtual void seek(float seconds) OVERRIDE; |
| virtual void setEndTime(float seconds) OVERRIDE; |
| virtual void setRate(float rate) OVERRIDE; |
| virtual void setVolume(float volume) OVERRIDE; |
| virtual void setVisible(bool visible) OVERRIDE; |
| virtual void setPreload(WebKit::WebMediaPlayer::Preload preload) OVERRIDE; |
| virtual bool totalBytesKnown() OVERRIDE; |
| virtual const WebKit::WebTimeRanges& buffered() OVERRIDE; |
| virtual float maxTimeSeekable() const OVERRIDE; |
| |
| // Methods for painting. |
| virtual void setSize(const WebKit::WebSize& size) OVERRIDE; |
| |
| virtual void paint(WebKit::WebCanvas* canvas, |
| const WebKit::WebRect& rect, |
| uint8_t alpha) OVERRIDE; |
| |
| // True if the loaded media has a playable video/audio track. |
| virtual bool hasVideo() const OVERRIDE; |
| virtual bool hasAudio() const OVERRIDE; |
| |
| // Dimensions of the video. |
| virtual WebKit::WebSize naturalSize() const OVERRIDE; |
| |
| // Getters of playback state. |
| virtual bool paused() const OVERRIDE; |
| virtual bool seeking() const OVERRIDE; |
| virtual float duration() const OVERRIDE; |
| virtual float currentTime() const OVERRIDE; |
| |
| // Get rate of loading the resource. |
| virtual int32 dataRate() const OVERRIDE; |
| |
| // Internal states of loading and network. |
| virtual WebKit::WebMediaPlayer::NetworkState networkState() const OVERRIDE; |
| virtual WebKit::WebMediaPlayer::ReadyState readyState() const OVERRIDE; |
| |
| virtual bool didLoadingProgress() const OVERRIDE; |
| virtual unsigned long long totalBytes() const OVERRIDE; |
| |
| virtual bool hasSingleSecurityOrigin() const OVERRIDE; |
| virtual bool didPassCORSAccessCheck() const OVERRIDE; |
| virtual WebKit::WebMediaPlayer::MovieLoadType movieLoadType() const OVERRIDE; |
| |
| virtual float mediaTimeForTimeValue(float timeValue) const OVERRIDE; |
| |
| virtual unsigned decodedFrameCount() const OVERRIDE; |
| virtual unsigned droppedFrameCount() const OVERRIDE; |
| virtual unsigned audioDecodedByteCount() const OVERRIDE; |
| virtual unsigned videoDecodedByteCount() const OVERRIDE; |
| |
| virtual WebKit::WebVideoFrame* getCurrentFrame() OVERRIDE; |
| virtual void putCurrentFrame(WebKit::WebVideoFrame* web_video_frame) OVERRIDE; |
| |
| private: |
| // The callback for VideoFrameProvider to signal a new frame is available. |
| void OnFrameAvailable(const scoped_refptr<media::VideoFrame>& frame); |
| // Need repaint due to state change. |
| void RepaintInternal(); |
| |
| // The callback for source to report error. |
| void OnSourceError(); |
| |
| // Helpers that set the network/ready state and notifies the client if |
| // they've changed. |
| void SetNetworkState(WebKit::WebMediaPlayer::NetworkState state); |
| void SetReadyState(WebKit::WebMediaPlayer::ReadyState state); |
| |
| // Getter method to |client_|. |
| WebKit::WebMediaPlayerClient* GetClient(); |
| |
| WebKit::WebFrame* frame_; |
| |
| WebKit::WebMediaPlayer::NetworkState network_state_; |
| WebKit::WebMediaPlayer::ReadyState ready_state_; |
| |
| WebKit::WebTimeRanges buffered_; |
| |
| // Used for DCHECKs to ensure methods calls executed in the correct thread. |
| base::ThreadChecker thread_checker_; |
| |
| WebKit::WebMediaPlayerClient* client_; |
| |
| base::WeakPtr<WebMediaPlayerDelegate> delegate_; |
| |
| MediaStreamClient* media_stream_client_; |
| scoped_refptr<VideoFrameProvider> video_frame_provider_; |
| bool video_frame_provider_started_; |
| bool paused_; |
| scoped_refptr<media::VideoFrame> current_frame_; |
| bool pending_repaint_; |
| bool got_first_frame_; |
| base::TimeDelta start_time_; |
| unsigned total_frame_count_; |
| unsigned dropped_frame_count_; |
| SkCanvasVideoRenderer video_renderer_; |
| |
| scoped_refptr<media::MediaLog> media_log_; |
| |
| DISALLOW_COPY_AND_ASSIGN(WebMediaPlayerMS); |
| }; |
| |
| } // namespace webkit_media |
| |
| #endif // WEBKIT_MEDIA_WEBMEDIAPLAYER_MS_H_ |