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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "media/cast/receiver/cast_receiver_impl.h" | 5 #include "media/cast/receiver/cast_receiver_impl.h" |
| 6 | 6 |
| 7 #include "base/bind.h" | 7 #include "base/bind.h" |
| 8 #include "base/bind_helpers.h" | 8 #include "base/bind_helpers.h" |
| 9 #include "base/callback.h" | 9 #include "base/callback.h" |
| 10 #include "base/debug/trace_event.h" | 10 #include "base/debug/trace_event.h" |
| 11 #include "base/logging.h" | 11 #include "base/logging.h" |
| 12 #include "base/message_loop/message_loop.h" | 12 #include "base/message_loop/message_loop.h" |
| 13 #include "media/cast/receiver/audio_decoder.h" | 13 #include "media/cast/receiver/audio_decoder.h" |
| 14 #include "media/cast/receiver/video_decoder.h" | 14 #include "media/cast/receiver/video_decoder.h" |
| 15 | 15 |
| 16 namespace media { | 16 namespace media { |
| 17 namespace cast { | 17 namespace cast { |
| 18 | 18 |
| 19 scoped_ptr<CastReceiver> CastReceiver::Create( | 19 scoped_ptr<CastReceiver> CastReceiver::Create( |
| 20 scoped_refptr<CastEnvironment> cast_environment, | 20 scoped_refptr<CastEnvironment> cast_environment, |
| 21 const FrameReceiverConfig& audio_config, | 21 const FrameReceiverConfig& audio_config, |
| 22 const FrameReceiverConfig& video_config, | 22 const FrameReceiverConfig& video_config, |
| 23 transport::PacketSender* const packet_sender) { | 23 PacketSender* const packet_sender) { |
| 24 return scoped_ptr<CastReceiver>(new CastReceiverImpl( | 24 return scoped_ptr<CastReceiver>(new CastReceiverImpl( |
| 25 cast_environment, audio_config, video_config, packet_sender)); | 25 cast_environment, audio_config, video_config, packet_sender)); |
| 26 } | 26 } |
| 27 | 27 |
| 28 CastReceiverImpl::CastReceiverImpl( | 28 CastReceiverImpl::CastReceiverImpl( |
| 29 scoped_refptr<CastEnvironment> cast_environment, | 29 scoped_refptr<CastEnvironment> cast_environment, |
| 30 const FrameReceiverConfig& audio_config, | 30 const FrameReceiverConfig& audio_config, |
| 31 const FrameReceiverConfig& video_config, | 31 const FrameReceiverConfig& video_config, |
| 32 transport::PacketSender* const packet_sender) | 32 PacketSender* const packet_sender) |
| 33 : cast_environment_(cast_environment), | 33 : cast_environment_(cast_environment), |
| 34 pacer_(cast_environment->Clock(), | 34 pacer_(cast_environment->Clock(), |
| 35 cast_environment->Logging(), | 35 cast_environment->Logging(), |
| 36 packet_sender, | 36 packet_sender, |
| 37 cast_environment->GetTaskRunner(CastEnvironment::MAIN)), | 37 cast_environment->GetTaskRunner(CastEnvironment::MAIN)), |
| 38 audio_receiver_(cast_environment, audio_config, AUDIO_EVENT, &pacer_), | 38 audio_receiver_(cast_environment, audio_config, AUDIO_EVENT, &pacer_), |
| 39 video_receiver_(cast_environment, video_config, VIDEO_EVENT, &pacer_), | 39 video_receiver_(cast_environment, video_config, VIDEO_EVENT, &pacer_), |
| 40 ssrc_of_audio_sender_(audio_config.incoming_ssrc), | 40 ssrc_of_audio_sender_(audio_config.incoming_ssrc), |
| 41 ssrc_of_video_sender_(video_config.incoming_ssrc), | 41 ssrc_of_video_sender_(video_config.incoming_ssrc), |
| 42 num_audio_channels_(audio_config.channels), | 42 num_audio_channels_(audio_config.channels), |
| (...skipping 26 matching lines...) Expand all Loading... |
| 69 return; | 69 return; |
| 70 } | 70 } |
| 71 cast_environment_->PostTask( | 71 cast_environment_->PostTask( |
| 72 CastEnvironment::MAIN, | 72 CastEnvironment::MAIN, |
| 73 FROM_HERE, | 73 FROM_HERE, |
| 74 base::Bind(base::IgnoreResult(&FrameReceiver::ProcessPacket), | 74 base::Bind(base::IgnoreResult(&FrameReceiver::ProcessPacket), |
| 75 target, | 75 target, |
| 76 base::Passed(&packet))); | 76 base::Passed(&packet))); |
| 77 } | 77 } |
| 78 | 78 |
| 79 transport::PacketReceiverCallback CastReceiverImpl::packet_receiver() { | 79 PacketReceiverCallback CastReceiverImpl::packet_receiver() { |
| 80 return base::Bind(&CastReceiverImpl::DispatchReceivedPacket, | 80 return base::Bind(&CastReceiverImpl::DispatchReceivedPacket, |
| 81 // TODO(miu): This code structure is dangerous, since the | 81 // TODO(miu): This code structure is dangerous, since the |
| 82 // callback could be stored and then invoked after | 82 // callback could be stored and then invoked after |
| 83 // destruction of |this|. | 83 // destruction of |this|. |
| 84 base::Unretained(this)); | 84 base::Unretained(this)); |
| 85 } | 85 } |
| 86 | 86 |
| 87 void CastReceiverImpl::RequestDecodedAudioFrame( | 87 void CastReceiverImpl::RequestDecodedAudioFrame( |
| 88 const AudioFrameDecodedCallback& callback) { | 88 const AudioFrameDecodedCallback& callback) { |
| 89 DCHECK(cast_environment_->CurrentlyOn(CastEnvironment::MAIN)); | 89 DCHECK(cast_environment_->CurrentlyOn(CastEnvironment::MAIN)); |
| (...skipping 25 matching lines...) Expand all Loading... |
| 115 } | 115 } |
| 116 | 116 |
| 117 void CastReceiverImpl::RequestEncodedVideoFrame( | 117 void CastReceiverImpl::RequestEncodedVideoFrame( |
| 118 const ReceiveEncodedFrameCallback& callback) { | 118 const ReceiveEncodedFrameCallback& callback) { |
| 119 DCHECK(cast_environment_->CurrentlyOn(CastEnvironment::MAIN)); | 119 DCHECK(cast_environment_->CurrentlyOn(CastEnvironment::MAIN)); |
| 120 video_receiver_.RequestEncodedFrame(callback); | 120 video_receiver_.RequestEncodedFrame(callback); |
| 121 } | 121 } |
| 122 | 122 |
| 123 void CastReceiverImpl::DecodeEncodedAudioFrame( | 123 void CastReceiverImpl::DecodeEncodedAudioFrame( |
| 124 const AudioFrameDecodedCallback& callback, | 124 const AudioFrameDecodedCallback& callback, |
| 125 scoped_ptr<transport::EncodedFrame> encoded_frame) { | 125 scoped_ptr<EncodedFrame> encoded_frame) { |
| 126 DCHECK(cast_environment_->CurrentlyOn(CastEnvironment::MAIN)); | 126 DCHECK(cast_environment_->CurrentlyOn(CastEnvironment::MAIN)); |
| 127 if (!encoded_frame) { | 127 if (!encoded_frame) { |
| 128 callback.Run(make_scoped_ptr<AudioBus>(NULL), base::TimeTicks(), false); | 128 callback.Run(make_scoped_ptr<AudioBus>(NULL), base::TimeTicks(), false); |
| 129 return; | 129 return; |
| 130 } | 130 } |
| 131 | 131 |
| 132 if (!audio_decoder_) { | 132 if (!audio_decoder_) { |
| 133 audio_decoder_.reset(new AudioDecoder(cast_environment_, | 133 audio_decoder_.reset(new AudioDecoder(cast_environment_, |
| 134 num_audio_channels_, | 134 num_audio_channels_, |
| 135 audio_sampling_rate_, | 135 audio_sampling_rate_, |
| 136 audio_codec_)); | 136 audio_codec_)); |
| 137 } | 137 } |
| 138 const uint32 frame_id = encoded_frame->frame_id; | 138 const uint32 frame_id = encoded_frame->frame_id; |
| 139 const uint32 rtp_timestamp = encoded_frame->rtp_timestamp; | 139 const uint32 rtp_timestamp = encoded_frame->rtp_timestamp; |
| 140 const base::TimeTicks playout_time = encoded_frame->reference_time; | 140 const base::TimeTicks playout_time = encoded_frame->reference_time; |
| 141 audio_decoder_->DecodeFrame( | 141 audio_decoder_->DecodeFrame( |
| 142 encoded_frame.Pass(), | 142 encoded_frame.Pass(), |
| 143 base::Bind(&CastReceiverImpl::EmitDecodedAudioFrame, | 143 base::Bind(&CastReceiverImpl::EmitDecodedAudioFrame, |
| 144 cast_environment_, | 144 cast_environment_, |
| 145 callback, | 145 callback, |
| 146 frame_id, | 146 frame_id, |
| 147 rtp_timestamp, | 147 rtp_timestamp, |
| 148 playout_time)); | 148 playout_time)); |
| 149 } | 149 } |
| 150 | 150 |
| 151 void CastReceiverImpl::DecodeEncodedVideoFrame( | 151 void CastReceiverImpl::DecodeEncodedVideoFrame( |
| 152 const VideoFrameDecodedCallback& callback, | 152 const VideoFrameDecodedCallback& callback, |
| 153 scoped_ptr<transport::EncodedFrame> encoded_frame) { | 153 scoped_ptr<EncodedFrame> encoded_frame) { |
| 154 DCHECK(cast_environment_->CurrentlyOn(CastEnvironment::MAIN)); | 154 DCHECK(cast_environment_->CurrentlyOn(CastEnvironment::MAIN)); |
| 155 if (!encoded_frame) { | 155 if (!encoded_frame) { |
| 156 callback.Run( | 156 callback.Run( |
| 157 make_scoped_refptr<VideoFrame>(NULL), base::TimeTicks(), false); | 157 make_scoped_refptr<VideoFrame>(NULL), base::TimeTicks(), false); |
| 158 return; | 158 return; |
| 159 } | 159 } |
| 160 | 160 |
| 161 // Used by chrome/browser/extension/api/cast_streaming/performance_test.cc | 161 // Used by chrome/browser/extension/api/cast_streaming/performance_test.cc |
| 162 TRACE_EVENT_INSTANT2( | 162 TRACE_EVENT_INSTANT2( |
| 163 "cast_perf_test", "PullEncodedVideoFrame", | 163 "cast_perf_test", "PullEncodedVideoFrame", |
| (...skipping 59 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 223 TRACE_EVENT_INSTANT1( | 223 TRACE_EVENT_INSTANT1( |
| 224 "cast_perf_test", "FrameDecoded", | 224 "cast_perf_test", "FrameDecoded", |
| 225 TRACE_EVENT_SCOPE_THREAD, | 225 TRACE_EVENT_SCOPE_THREAD, |
| 226 "rtp_timestamp", rtp_timestamp); | 226 "rtp_timestamp", rtp_timestamp); |
| 227 } | 227 } |
| 228 callback.Run(video_frame, playout_time, is_continuous); | 228 callback.Run(video_frame, playout_time, is_continuous); |
| 229 } | 229 } |
| 230 | 230 |
| 231 } // namespace cast | 231 } // namespace cast |
| 232 } // namespace media | 232 } // namespace media |
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