| wu@webrtc.org | 967bfff | 2013-09-19 05:49:50 +0000 | [diff] [blame] | 1 | /* |
| 2 | * libjingle |
| 3 | * Copyright 2013, Google Inc. |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions are met: |
| 7 | * |
| 8 | * 1. Redistributions of source code must retain the above copyright notice, |
| 9 | * this list of conditions and the following disclaimer. |
| 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
| 11 | * this list of conditions and the following disclaimer in the documentation |
| 12 | * and/or other materials provided with the distribution. |
| 13 | * 3. The name of the author may not be used to endorse or promote products |
| 14 | * derived from this software without specific prior written permission. |
| 15 | * |
| 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
| 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO |
| 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
| 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 26 | */ |
| 27 | |
| 28 | #ifndef TALK_APP_WEBRTC_REMOTEVIDEOCAPTURER_H_ |
| 29 | #define TALK_APP_WEBRTC_REMOTEVIDEOCAPTURER_H_ |
| 30 | |
| 31 | #include <vector> |
| 32 | |
| 33 | #include "talk/app/webrtc/mediastreaminterface.h" |
| 34 | #include "talk/media/base/videocapturer.h" |
| 35 | #include "talk/media/base/videorenderer.h" |
| 36 | |
| 37 | namespace webrtc { |
| 38 | |
| 39 | // RemoteVideoCapturer implements a simple cricket::VideoCapturer which |
| 40 | // gets decoded remote video frames from media channel. |
| 41 | // It's used as the remote video source's VideoCapturer so that the remote video |
| 42 | // can be used as a cricket::VideoCapturer and in that way a remote video stream |
| 43 | // can implement the MediaStreamSourceInterface. |
| 44 | class RemoteVideoCapturer : public cricket::VideoCapturer { |
| 45 | public: |
| 46 | RemoteVideoCapturer(); |
| 47 | virtual ~RemoteVideoCapturer(); |
| 48 | |
| 49 | // cricket::VideoCapturer implementation. |
| 50 | virtual cricket::CaptureState Start( |
| 51 | const cricket::VideoFormat& capture_format) OVERRIDE; |
| 52 | virtual void Stop() OVERRIDE; |
| 53 | virtual bool IsRunning() OVERRIDE; |
| 54 | virtual bool GetPreferredFourccs(std::vector<uint32>* fourccs) OVERRIDE; |
| 55 | virtual bool GetBestCaptureFormat(const cricket::VideoFormat& desired, |
| 56 | cricket::VideoFormat* best_format) OVERRIDE; |
| 57 | virtual bool IsScreencast() const OVERRIDE; |
| 58 | |
| 59 | private: |
| 60 | DISALLOW_COPY_AND_ASSIGN(RemoteVideoCapturer); |
| 61 | }; |
| 62 | |
| 63 | } // namespace webrtc |
| 64 | |
| 65 | #endif // TALK_APP_WEBRTC_REMOTEVIDEOCAPTURER_H_ |