Line data    Source code

       1             : /*
       2             :  *  Copyright (c) 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 "webrtc/media/base/videosourcebase.h"
      12             : 
      13             : #include "webrtc/base/checks.h"
      14             : 
      15             : namespace rtc {
      16             : 
      17           0 : VideoSourceBase::VideoSourceBase() {
      18           0 :   thread_checker_.DetachFromThread();
      19           0 : }
      20             : 
      21           0 : void VideoSourceBase::AddOrUpdateSink(
      22             :     VideoSinkInterface<webrtc::VideoFrame>* sink,
      23             :     const VideoSinkWants& wants) {
      24           0 :   RTC_DCHECK(thread_checker_.CalledOnValidThread());
      25           0 :   RTC_DCHECK(sink != nullptr);
      26             : 
      27           0 :   SinkPair* sink_pair = FindSinkPair(sink);
      28           0 :   if (!sink_pair) {
      29           0 :     sinks_.push_back(SinkPair(sink, wants));
      30             :   } else {
      31           0 :     sink_pair->wants = wants;
      32             :   }
      33           0 : }
      34             : 
      35           0 : void VideoSourceBase::RemoveSink(VideoSinkInterface<webrtc::VideoFrame>* sink) {
      36           0 :   RTC_DCHECK(thread_checker_.CalledOnValidThread());
      37           0 :   RTC_DCHECK(sink != nullptr);
      38           0 :   RTC_DCHECK(FindSinkPair(sink));
      39           0 :   sinks_.erase(std::remove_if(sinks_.begin(), sinks_.end(),
      40           0 :                               [sink](const SinkPair& sink_pair) {
      41           0 :                                 return sink_pair.sink == sink;
      42           0 :                               }),
      43           0 :                sinks_.end());
      44           0 : }
      45             : 
      46           0 : VideoSourceBase::SinkPair* VideoSourceBase::FindSinkPair(
      47             :     const VideoSinkInterface<webrtc::VideoFrame>* sink) {
      48           0 :   RTC_DCHECK(thread_checker_.CalledOnValidThread());
      49             :   auto sink_pair_it = std::find_if(
      50             :       sinks_.begin(), sinks_.end(),
      51           0 :       [sink](const SinkPair& sink_pair) { return sink_pair.sink == sink; });
      52           0 :   if (sink_pair_it != sinks_.end()) {
      53           0 :     return &*sink_pair_it;
      54             :   }
      55           0 :   return nullptr;
      56             : }
      57             : 
      58             : }  // namespace rtc