| henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * libjingle |
| 3 | * Copyright 2011, 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 | #include "talk/app/webrtc/videotrack.h" |
| 28 | |
| 29 | #include <string> |
| 30 | |
| 31 | #include "talk/media/webrtc/webrtcvideocapturer.h" |
| 32 | |
| 33 | namespace webrtc { |
| 34 | |
| 35 | static const char kVideoTrackKind[] = "video"; |
| 36 | |
| 37 | VideoTrack::VideoTrack(const std::string& label, |
| 38 | VideoSourceInterface* video_source) |
| 39 | : MediaStreamTrack<VideoTrackInterface>(label), |
| 40 | video_source_(video_source) { |
| 41 | if (video_source_) |
| 42 | video_source_->AddSink(FrameInput()); |
| 43 | } |
| 44 | |
| 45 | VideoTrack::~VideoTrack() { |
| 46 | if (video_source_) |
| 47 | video_source_->RemoveSink(FrameInput()); |
| 48 | } |
| 49 | |
| 50 | std::string VideoTrack::kind() const { |
| 51 | return kVideoTrackKind; |
| 52 | } |
| 53 | |
| 54 | void VideoTrack::AddRenderer(VideoRendererInterface* renderer) { |
| 55 | renderers_.AddRenderer(renderer); |
| 56 | } |
| 57 | |
| 58 | void VideoTrack::RemoveRenderer(VideoRendererInterface* renderer) { |
| 59 | renderers_.RemoveRenderer(renderer); |
| 60 | } |
| 61 | |
| 62 | cricket::VideoRenderer* VideoTrack::FrameInput() { |
| 63 | return &renderers_; |
| 64 | } |
| 65 | |
| 66 | bool VideoTrack::set_enabled(bool enable) { |
| 67 | renderers_.SetEnabled(enable); |
| 68 | return MediaStreamTrack<VideoTrackInterface>::set_enabled(enable); |
| 69 | } |
| 70 | |
| 71 | talk_base::scoped_refptr<VideoTrack> VideoTrack::Create( |
| 72 | const std::string& id, VideoSourceInterface* source) { |
| 73 | talk_base::RefCountedObject<VideoTrack>* track = |
| 74 | new talk_base::RefCountedObject<VideoTrack>(id, source); |
| 75 | return track; |
| 76 | } |
| 77 | |
| 78 | } // namespace webrtc |