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1 /* | 1 /* |
2 * libjingle | 2 * libjingle |
3 * Copyright 2015 Google Inc. | 3 * Copyright 2015 Google Inc. |
4 * | 4 * |
5 * Redistribution and use in source and binary forms, with or without | 5 * Redistribution and use in source and binary forms, with or without |
6 * modification, are permitted provided that the following conditions are met: | 6 * modification, are permitted provided that the following conditions are met: |
7 * | 7 * |
8 * 1. Redistributions of source code must retain the above copyright notice, | 8 * 1. Redistributions of source code must retain the above copyright notice, |
9 * this list of conditions and the following disclaimer. | 9 * this list of conditions and the following disclaimer. |
10 * 2. Redistributions in binary form must reproduce the above copyright notice, | 10 * 2. Redistributions in binary form must reproduce the above copyright notice, |
11 * this list of conditions and the following disclaimer in the documentation | 11 * this list of conditions and the following disclaimer in the documentation |
12 * and/or other materials provided with the distribution. | 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 | 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. | 14 * derived from this software without specific prior written permission. |
15 * | 15 * |
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED | 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 | 17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO | 18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO |
19 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | 19 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | 20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; | 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, | 22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR | 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 | 24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 */ | 26 */ |
27 | 27 |
28 #include "talk/app/webrtc/rtpreceiver.h" | 28 #include "talk/app/webrtc/rtpreceiver.h" |
29 | 29 |
30 // This file is currently stubbed so that Chromium's build files can be updated. | 30 #include "talk/app/webrtc/videosourceinterface.h" |
| 31 |
| 32 namespace webrtc { |
| 33 |
| 34 AudioRtpReceiver::AudioRtpReceiver(AudioTrackInterface* track, |
| 35 uint32 ssrc, |
| 36 AudioProviderInterface* provider) |
| 37 : id_(track->id()), |
| 38 track_(track), |
| 39 ssrc_(ssrc), |
| 40 provider_(provider), |
| 41 cached_track_enabled_(track->enabled()) { |
| 42 track_->RegisterObserver(this); |
| 43 track_->GetSource()->RegisterAudioObserver(this); |
| 44 Reconfigure(); |
| 45 } |
| 46 |
| 47 AudioRtpReceiver::~AudioRtpReceiver() { |
| 48 track_->GetSource()->UnregisterAudioObserver(this); |
| 49 track_->UnregisterObserver(this); |
| 50 Stop(); |
| 51 } |
| 52 |
| 53 void AudioRtpReceiver::OnChanged() { |
| 54 if (cached_track_enabled_ != track_->enabled()) { |
| 55 cached_track_enabled_ = track_->enabled(); |
| 56 Reconfigure(); |
| 57 } |
| 58 } |
| 59 |
| 60 void AudioRtpReceiver::OnSetVolume(double volume) { |
| 61 // When the track is disabled, the volume of the source, which is the |
| 62 // corresponding WebRtc Voice Engine channel will be 0. So we do not allow |
| 63 // setting the volume to the source when the track is disabled. |
| 64 if (provider_ && track_->enabled()) |
| 65 provider_->SetAudioPlayoutVolume(ssrc_, volume); |
| 66 } |
| 67 |
| 68 void AudioRtpReceiver::Stop() { |
| 69 // TODO(deadbeef): Need to do more here to fully stop receiving packets. |
| 70 if (!provider_) { |
| 71 return; |
| 72 } |
| 73 provider_->SetAudioPlayout(ssrc_, false, nullptr); |
| 74 provider_ = nullptr; |
| 75 } |
| 76 |
| 77 void AudioRtpReceiver::Reconfigure() { |
| 78 if (!provider_) { |
| 79 return; |
| 80 } |
| 81 provider_->SetAudioPlayout(ssrc_, track_->enabled(), track_->GetRenderer()); |
| 82 } |
| 83 |
| 84 VideoRtpReceiver::VideoRtpReceiver(VideoTrackInterface* track, |
| 85 uint32 ssrc, |
| 86 VideoProviderInterface* provider) |
| 87 : id_(track->id()), track_(track), ssrc_(ssrc), provider_(provider) { |
| 88 provider_->SetVideoPlayout(ssrc_, true, track_->GetSource()->FrameInput()); |
| 89 } |
| 90 |
| 91 VideoRtpReceiver::~VideoRtpReceiver() { |
| 92 // Since cricket::VideoRenderer is not reference counted, |
| 93 // we need to remove it from the provider before we are deleted. |
| 94 Stop(); |
| 95 } |
| 96 |
| 97 void VideoRtpReceiver::Stop() { |
| 98 // TODO(deadbeef): Need to do more here to fully stop receiving packets. |
| 99 if (!provider_) { |
| 100 return; |
| 101 } |
| 102 provider_->SetVideoPlayout(ssrc_, false, nullptr); |
| 103 provider_ = nullptr; |
| 104 } |
| 105 |
| 106 } // namespace webrtc |
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