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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 // Delegate calls from WebCore::MediaPlayerPrivate to Chrome's video player. | 5 // Delegate calls from WebCore::MediaPlayerPrivate to Chrome's video player. |
| 6 // It contains Pipeline which is the actual media player pipeline, it glues | 6 // It contains Pipeline which is the actual media player pipeline, it glues |
| 7 // the media player pipeline, data source, audio renderer and renderer. | 7 // the media player pipeline, data source, audio renderer and renderer. |
| 8 // Pipeline would creates multiple threads and access some public methods | 8 // Pipeline would creates multiple threads and access some public methods |
| 9 // of this class, so we need to be extra careful about concurrent access of | 9 // of this class, so we need to be extra careful about concurrent access of |
| 10 // methods and members. | 10 // methods and members. |
| 11 // | 11 // |
| 12 // Other issues: | 12 // Other issues: |
| 13 // During tear down of the whole browser or a tab, the DOM tree may not be | 13 // During tear down of the whole browser or a tab, the DOM tree may not be |
| 14 // destructed nicely, and there will be some dangling media threads trying to | 14 // destructed nicely, and there will be some dangling media threads trying to |
| 15 // the main thread, so we need this class to listen to destruction event of the | 15 // the main thread, so we need this class to listen to destruction event of the |
| 16 // main thread and cleanup the media threads when the even is received. Also | 16 // main thread and cleanup the media threads when the even is received. Also |
| 17 // at destruction of this class we will need to unhook it from destruction event | 17 // at destruction of this class we will need to unhook it from destruction event |
| 18 // list of the main thread. | 18 // list of the main thread. |
| 19 | 19 |
| 20 #ifndef WEBKIT_MEDIA_WEBMEDIAPLAYER_IMPL_H_ | 20 #ifndef WEBKIT_MEDIA_WEBMEDIAPLAYER_IMPL_H_ |
| 21 #define WEBKIT_MEDIA_WEBMEDIAPLAYER_IMPL_H_ | 21 #define WEBKIT_MEDIA_WEBMEDIAPLAYER_IMPL_H_ |
| 22 | 22 |
| 23 #include <string> | 23 #include <string> |
| 24 | 24 |
| 25 #include "base/memory/ref_counted.h" | 25 #include "base/memory/ref_counted.h" |
| 26 #include "base/memory/scoped_ptr.h" | 26 #include "base/memory/scoped_ptr.h" |
| 27 #include "base/memory/weak_ptr.h" | 27 #include "base/memory/weak_ptr.h" |
| 28 #include "base/threading/thread.h" | 28 #include "base/threading/thread.h" |
| 29 #include "cc/layers/video_frame_provider.h" |
| 29 #include "googleurl/src/gurl.h" | 30 #include "googleurl/src/gurl.h" |
| 30 #include "media/base/audio_renderer_sink.h" | 31 #include "media/base/audio_renderer_sink.h" |
| 31 #include "media/base/decryptor.h" | 32 #include "media/base/decryptor.h" |
| 32 #include "media/base/pipeline.h" | 33 #include "media/base/pipeline.h" |
| 33 #include "media/filters/skcanvas_video_renderer.h" | 34 #include "media/filters/skcanvas_video_renderer.h" |
| 34 #include "skia/ext/platform_canvas.h" | 35 #include "skia/ext/platform_canvas.h" |
| 35 #include "third_party/WebKit/Source/Platform/chromium/public/WebGraphicsContext3
D.h" | 36 #include "third_party/WebKit/Source/Platform/chromium/public/WebGraphicsContext3
D.h" |
| 36 #include "third_party/WebKit/Source/WebKit/chromium/public/WebAudioSourceProvide
r.h" | 37 #include "third_party/WebKit/Source/WebKit/chromium/public/WebAudioSourceProvide
r.h" |
| 37 #include "third_party/WebKit/Source/WebKit/chromium/public/WebMediaPlayer.h" | 38 #include "third_party/WebKit/Source/WebKit/chromium/public/WebMediaPlayer.h" |
| 38 #include "third_party/WebKit/Source/WebKit/chromium/public/WebMediaPlayerClient.
h" | 39 #include "third_party/WebKit/Source/WebKit/chromium/public/WebMediaPlayerClient.
h" |
| 39 #include "webkit/media/crypto/key_systems.h" | 40 #include "webkit/media/crypto/key_systems.h" |
| 40 #include "webkit/media/crypto/proxy_decryptor.h" | 41 #include "webkit/media/crypto/proxy_decryptor.h" |
| 41 | 42 |
| 42 class RenderAudioSourceProvider; | 43 class RenderAudioSourceProvider; |
| 43 | 44 |
| 44 namespace WebKit { | 45 namespace WebKit { |
| 45 class WebFrame; | 46 class WebFrame; |
| 46 } | 47 } |
| 47 | 48 |
| 48 namespace base { | 49 namespace base { |
| 49 class MessageLoopProxy; | 50 class MessageLoopProxy; |
| 50 } | 51 } |
| 51 | 52 |
| 52 namespace media { | 53 namespace media { |
| 53 class ChunkDemuxer; | 54 class ChunkDemuxer; |
| 54 class MediaLog; | 55 class MediaLog; |
| 55 } | 56 } |
| 56 | 57 |
| 58 namespace webkit { |
| 59 class WebLayerImpl; |
| 60 } |
| 61 |
| 57 namespace webkit_media { | 62 namespace webkit_media { |
| 58 | 63 |
| 59 class BufferedDataSource; | 64 class BufferedDataSource; |
| 60 class MediaStreamClient; | 65 class MediaStreamClient; |
| 61 class WebAudioSourceProviderImpl; | 66 class WebAudioSourceProviderImpl; |
| 62 class WebMediaPlayerDelegate; | 67 class WebMediaPlayerDelegate; |
| 63 class WebMediaPlayerParams; | 68 class WebMediaPlayerParams; |
| 64 | 69 |
| 65 class WebMediaPlayerImpl | 70 class WebMediaPlayerImpl |
| 66 : public WebKit::WebMediaPlayer, | 71 : public WebKit::WebMediaPlayer, |
| 72 public cc::VideoFrameProvider, |
| 67 public MessageLoop::DestructionObserver, | 73 public MessageLoop::DestructionObserver, |
| 68 public base::SupportsWeakPtr<WebMediaPlayerImpl> { | 74 public base::SupportsWeakPtr<WebMediaPlayerImpl> { |
| 69 public: | 75 public: |
| 70 // Constructs a WebMediaPlayer implementation using Chromium's media stack. | 76 // Constructs a WebMediaPlayer implementation using Chromium's media stack. |
| 71 // | 77 // |
| 72 // |delegate| may be null. | 78 // |delegate| may be null. |
| 73 WebMediaPlayerImpl( | 79 WebMediaPlayerImpl( |
| 74 WebKit::WebFrame* frame, | 80 WebKit::WebFrame* frame, |
| 75 WebKit::WebMediaPlayerClient* client, | 81 WebKit::WebMediaPlayerClient* client, |
| 76 base::WeakPtr<WebMediaPlayerDelegate> delegate, | 82 base::WeakPtr<WebMediaPlayerDelegate> delegate, |
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| 134 virtual bool didPassCORSAccessCheck() const; | 140 virtual bool didPassCORSAccessCheck() const; |
| 135 virtual WebKit::WebMediaPlayer::MovieLoadType movieLoadType() const; | 141 virtual WebKit::WebMediaPlayer::MovieLoadType movieLoadType() const; |
| 136 | 142 |
| 137 virtual float mediaTimeForTimeValue(float timeValue) const; | 143 virtual float mediaTimeForTimeValue(float timeValue) const; |
| 138 | 144 |
| 139 virtual unsigned decodedFrameCount() const; | 145 virtual unsigned decodedFrameCount() const; |
| 140 virtual unsigned droppedFrameCount() const; | 146 virtual unsigned droppedFrameCount() const; |
| 141 virtual unsigned audioDecodedByteCount() const; | 147 virtual unsigned audioDecodedByteCount() const; |
| 142 virtual unsigned videoDecodedByteCount() const; | 148 virtual unsigned videoDecodedByteCount() const; |
| 143 | 149 |
| 144 virtual WebKit::WebVideoFrame* getCurrentFrame(); | 150 // cc::VideoFrameProvider implementation. |
| 145 virtual void putCurrentFrame(WebKit::WebVideoFrame* web_video_frame); | 151 virtual void SetVideoFrameProviderClient( |
| 152 cc::VideoFrameProvider::Client* client) OVERRIDE; |
| 153 virtual scoped_refptr<media::VideoFrame> GetCurrentFrame() OVERRIDE; |
| 154 virtual void PutCurrentFrame(const scoped_refptr<media::VideoFrame>& frame) |
| 155 OVERRIDE; |
| 146 | 156 |
| 147 virtual bool copyVideoTextureToPlatformTexture( | 157 virtual bool copyVideoTextureToPlatformTexture( |
| 148 WebKit::WebGraphicsContext3D* web_graphics_context, | 158 WebKit::WebGraphicsContext3D* web_graphics_context, |
| 149 unsigned int texture, | 159 unsigned int texture, |
| 150 unsigned int level, | 160 unsigned int level, |
| 151 unsigned int internal_format, | 161 unsigned int internal_format, |
| 152 bool premultiply_alpha, | 162 bool premultiply_alpha, |
| 153 bool flip_y); | 163 bool flip_y); |
| 154 | 164 |
| 155 virtual WebKit::WebAudioSourceProvider* audioSourceProvider(); | 165 virtual WebKit::WebAudioSourceProvider* audioSourceProvider(); |
| (...skipping 178 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 334 // Video frame rendering members. | 344 // Video frame rendering members. |
| 335 // | 345 // |
| 336 // |lock_| protects |current_frame_| since new frames arrive on the video | 346 // |lock_| protects |current_frame_| since new frames arrive on the video |
| 337 // rendering thread, yet are accessed for rendering on either the main thread | 347 // rendering thread, yet are accessed for rendering on either the main thread |
| 338 // or compositing thread depending on whether accelerated compositing is used. | 348 // or compositing thread depending on whether accelerated compositing is used. |
| 339 base::Lock lock_; | 349 base::Lock lock_; |
| 340 media::SkCanvasVideoRenderer skcanvas_video_renderer_; | 350 media::SkCanvasVideoRenderer skcanvas_video_renderer_; |
| 341 scoped_refptr<media::VideoFrame> current_frame_; | 351 scoped_refptr<media::VideoFrame> current_frame_; |
| 342 bool pending_repaint_; | 352 bool pending_repaint_; |
| 343 | 353 |
| 354 // The compositor layer for displaying the video content when using composited |
| 355 // playback. |
| 356 scoped_ptr<webkit::WebLayerImpl> video_weblayer_; |
| 357 |
| 358 // A pointer back to the compositor to inform it about state changes. This is |
| 359 // not NULL while the compositor is actively using this webmediaplayer. |
| 360 cc::VideoFrameProvider::Client* video_frame_provider_client_; |
| 361 |
| 344 DISALLOW_COPY_AND_ASSIGN(WebMediaPlayerImpl); | 362 DISALLOW_COPY_AND_ASSIGN(WebMediaPlayerImpl); |
| 345 }; | 363 }; |
| 346 | 364 |
| 347 } // namespace webkit_media | 365 } // namespace webkit_media |
| 348 | 366 |
| 349 #endif // WEBKIT_MEDIA_WEBMEDIAPLAYER_IMPL_H_ | 367 #endif // WEBKIT_MEDIA_WEBMEDIAPLAYER_IMPL_H_ |
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