| /* |
| * Copyright 2015 The WebRTC project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| #include "webrtc/api/rtpreceiver.h" |
| |
| #include "webrtc/api/videosourceinterface.h" |
| |
| namespace webrtc { |
| |
| AudioRtpReceiver::AudioRtpReceiver(AudioTrackInterface* track, |
| uint32_t ssrc, |
| AudioProviderInterface* provider) |
| : id_(track->id()), |
| track_(track), |
| ssrc_(ssrc), |
| provider_(provider), |
| cached_track_enabled_(track->enabled()) { |
| RTC_DCHECK(track_->GetSource()->remote()); |
| track_->RegisterObserver(this); |
| track_->GetSource()->RegisterAudioObserver(this); |
| Reconfigure(); |
| } |
| |
| AudioRtpReceiver::~AudioRtpReceiver() { |
| track_->GetSource()->UnregisterAudioObserver(this); |
| track_->UnregisterObserver(this); |
| Stop(); |
| } |
| |
| void AudioRtpReceiver::OnChanged() { |
| if (cached_track_enabled_ != track_->enabled()) { |
| cached_track_enabled_ = track_->enabled(); |
| Reconfigure(); |
| } |
| } |
| |
| void AudioRtpReceiver::OnSetVolume(double volume) { |
| // When the track is disabled, the volume of the source, which is the |
| // corresponding WebRtc Voice Engine channel will be 0. So we do not allow |
| // setting the volume to the source when the track is disabled. |
| if (provider_ && track_->enabled()) |
| provider_->SetAudioPlayoutVolume(ssrc_, volume); |
| } |
| |
| void AudioRtpReceiver::Stop() { |
| // TODO(deadbeef): Need to do more here to fully stop receiving packets. |
| if (!provider_) { |
| return; |
| } |
| provider_->SetAudioPlayout(ssrc_, false); |
| provider_ = nullptr; |
| } |
| |
| void AudioRtpReceiver::Reconfigure() { |
| if (!provider_) { |
| return; |
| } |
| provider_->SetAudioPlayout(ssrc_, track_->enabled()); |
| } |
| |
| VideoRtpReceiver::VideoRtpReceiver(VideoTrackInterface* track, |
| uint32_t ssrc, |
| VideoProviderInterface* provider) |
| : id_(track->id()), track_(track), ssrc_(ssrc), provider_(provider) { |
| provider_->SetVideoPlayout(ssrc_, true, track_->GetSink()); |
| } |
| |
| VideoRtpReceiver::~VideoRtpReceiver() { |
| // Since cricket::VideoRenderer is not reference counted, |
| // we need to remove it from the provider before we are deleted. |
| Stop(); |
| } |
| |
| void VideoRtpReceiver::Stop() { |
| // TODO(deadbeef): Need to do more here to fully stop receiving packets. |
| if (!provider_) { |
| return; |
| } |
| provider_->SetVideoPlayout(ssrc_, false, nullptr); |
| provider_ = nullptr; |
| } |
| |
| } // namespace webrtc |