| // Copyright 2013 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 CONTENT_RENDERER_MEDIA_WEBRTC_WEBRTC_VIDEO_SINK_ADAPTER_H_ |
| #define CONTENT_RENDERER_MEDIA_WEBRTC_WEBRTC_VIDEO_SINK_ADAPTER_H_ |
| |
| #include "base/memory/weak_ptr.h" |
| #include "content/common/content_export.h" |
| #include "content/public/renderer/media_stream_video_sink.h" |
| #include "third_party/libjingle/source/talk/app/webrtc/mediastreaminterface.h" |
| |
| namespace base { |
| class MessageLoopProxy; |
| } |
| |
| namespace content { |
| |
| // WebRtcVideoSinkAdapter acts as the middle man between a |
| // webrtc:::VideoTrackInterface and a content::MediaStreamVideoSink. |
| // It is responsible for translating video data from a libjingle video type |
| // to a chrome video type. |
| class CONTENT_EXPORT WebRtcVideoSinkAdapter |
| : NON_EXPORTED_BASE(public webrtc::VideoRendererInterface), |
| NON_EXPORTED_BASE(public webrtc::ObserverInterface), |
| public base::SupportsWeakPtr<WebRtcVideoSinkAdapter> { |
| public: |
| WebRtcVideoSinkAdapter(webrtc::VideoTrackInterface* video_track, |
| MediaStreamVideoSink* sink); |
| virtual ~WebRtcVideoSinkAdapter(); |
| |
| MediaStreamVideoSink* sink() const { return sink_; } |
| |
| protected: |
| // webrtc::VideoRendererInterface implementation. May be called on |
| // a different thread. |
| virtual void SetSize(int width, int height) OVERRIDE; |
| virtual void RenderFrame(const cricket::VideoFrame* frame) OVERRIDE; |
| |
| // webrtc::ObserverInterface implementation. |
| // TODO(perkj): OnChanged should be implemented on a common base class used |
| // for both WebRtc Audio and Video tracks. |
| virtual void OnChanged() OVERRIDE; |
| |
| private: |
| void DoRenderFrameOnMainThread(scoped_refptr<media::VideoFrame> video_frame); |
| |
| scoped_refptr<base::MessageLoopProxy> message_loop_proxy_; |
| MediaStreamVideoSink* sink_; |
| // The video track the renderer is connected to. |
| scoped_refptr<webrtc::VideoTrackInterface> video_track_; |
| webrtc::MediaStreamTrackInterface::TrackState state_; |
| bool track_enabled_; |
| |
| DISALLOW_COPY_AND_ASSIGN(WebRtcVideoSinkAdapter); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_RENDERER_MEDIA_WEBRTC_WEBRTC_VIDEO_SINK_ADAPTER_H_ |