third_party/libwebrtc/pc/video_track_source.cc

   1 /*
   2  *  Copyright 2016 The WebRTC project authors. All Rights Reserved.
   3  *
   4  *  Use of this source code is governed by a BSD-style license
   5  *  that can be found in the LICENSE file in the root of the source
   6  *  tree. An additional intellectual property rights grant can be found
   7  *  in the file PATENTS.  All contributing project authors may
   8  *  be found in the AUTHORS file in the root of the source tree.
   9  */
  10
  11 #include "pc/video_track_source.h"
  12
  13 #include "rtc_base/checks.h"
  14
  15 namespace webrtc {
  16
  17 VideoTrackSource::VideoTrackSource(bool remote)
  18     : state_(kInitializing), remote_(remote) {}
  19
  20 void VideoTrackSource::SetState(SourceState new_state) {
  21   RTC_DCHECK_RUN_ON(&signaling_thread_checker_);
  22   if (state_ != new_state) {
  23     state_ = new_state;
  24     FireOnChanged();
  25   }
  26 }
  27
  28 void VideoTrackSource::AddOrUpdateSink(
  29     rtc::VideoSinkInterface<VideoFrame>* sink,
  30     const rtc::VideoSinkWants& wants) {
  31   RTC_DCHECK(worker_thread_checker_.IsCurrent());
  32   source()->AddOrUpdateSink(sink, wants);
  33 }
  34
  35 void VideoTrackSource::RemoveSink(rtc::VideoSinkInterface<VideoFrame>* sink) {
  36   RTC_DCHECK(worker_thread_checker_.IsCurrent());
  37   source()->RemoveSink(sink);
  38 }
  39
  40 }  //  namespace webrtc