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| 1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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/audio_sender/audio_sender.h" | 5 #include "media/cast/audio_sender/audio_sender.h" |
| 6 | 6 |
| 7 #include "base/bind.h" | 7 #include "base/bind.h" |
| 8 #include "base/logging.h" | 8 #include "base/logging.h" |
| 9 #include "base/message_loop/message_loop.h" | 9 #include "base/message_loop/message_loop.h" |
| 10 #include "crypto/encryptor.h" | 10 #include "crypto/encryptor.h" |
| 11 #include "crypto/symmetric_key.h" | 11 #include "crypto/symmetric_key.h" |
| 12 #include "media/cast/audio_sender/audio_encoder.h" | 12 #include "media/cast/audio_sender/audio_encoder.h" |
| 13 #include "media/cast/cast_environment.h" | 13 #include "media/cast/cast_environment.h" |
| 14 #include "media/cast/net/rtp_sender/rtp_sender.h" | |
| 15 #include "media/cast/rtcp/rtcp.h" | 14 #include "media/cast/rtcp/rtcp.h" |
| 15 #include "media/cast/transport/rtp_sender/rtp_sender.h" |
| 16 | 16 |
| 17 namespace media { | 17 namespace media { |
| 18 namespace cast { | 18 namespace cast { |
| 19 | 19 |
| 20 const int64 kMinSchedulingDelayMs = 1; | 20 const int64 kMinSchedulingDelayMs = 1; |
| 21 | 21 |
| 22 class LocalRtcpAudioSenderFeedback : public RtcpSenderFeedback { | 22 class LocalRtcpAudioSenderFeedback : public RtcpSenderFeedback { |
| 23 public: | 23 public: |
| 24 explicit LocalRtcpAudioSenderFeedback(AudioSender* audio_sender) | 24 explicit LocalRtcpAudioSenderFeedback(AudioSender* audio_sender) |
| 25 : audio_sender_(audio_sender) { | 25 : audio_sender_(audio_sender) { |
| 26 } | 26 } |
| 27 | 27 |
| 28 virtual void OnReceivedCastFeedback( | 28 virtual void OnReceivedCastFeedback( |
| 29 const RtcpCastMessage& cast_feedback) OVERRIDE { | 29 const RtcpCastMessage& cast_feedback) OVERRIDE { |
| 30 if (!cast_feedback.missing_frames_and_packets_.empty()) { | 30 if (!cast_feedback.missing_frames_and_packets_.empty()) { |
| 31 audio_sender_->ResendPackets(cast_feedback.missing_frames_and_packets_); | 31 audio_sender_->ResendPackets(cast_feedback.missing_frames_and_packets_); |
| 32 } | 32 } |
| 33 VLOG(1) << "Received audio ACK " | 33 VLOG(1) << "Received audio ACK " |
| 34 << static_cast<int>(cast_feedback.ack_frame_id_); | 34 << static_cast<int>(cast_feedback.ack_frame_id_); |
| 35 } | 35 } |
| 36 | 36 |
| 37 private: | 37 private: |
| 38 AudioSender* audio_sender_; | 38 AudioSender* audio_sender_; |
| 39 }; | 39 }; |
| 40 | 40 |
| 41 class LocalRtpSenderStatistics : public RtpSenderStatistics { | 41 class LocalRtpSenderStatistics : public RtpSenderStatistics { |
| 42 public: | 42 public: |
| 43 explicit LocalRtpSenderStatistics(RtpSender* rtp_sender) | 43 explicit LocalRtpSenderStatistics(transport::RtpSender* rtp_sender) |
| 44 : rtp_sender_(rtp_sender) { | 44 : rtp_sender_(rtp_sender) { |
| 45 } | 45 } |
| 46 | 46 |
| 47 virtual void GetStatistics(const base::TimeTicks& now, | 47 virtual void GetStatistics(const base::TimeTicks& now, |
| 48 RtcpSenderInfo* sender_info) OVERRIDE { | 48 RtcpSenderInfo* sender_info) OVERRIDE { |
| 49 rtp_sender_->RtpStatistics(now, sender_info); | 49 rtp_sender_->RtpStatistics(now, sender_info); |
| 50 } | 50 } |
| 51 | 51 |
| 52 private: | 52 private: |
| 53 RtpSender* rtp_sender_; | 53 transport::RtpSender* rtp_sender_; |
| 54 }; | 54 }; |
| 55 | 55 |
| 56 AudioSender::AudioSender(scoped_refptr<CastEnvironment> cast_environment, | 56 AudioSender::AudioSender( |
| 57 const AudioSenderConfig& audio_config, | 57 scoped_refptr<CastEnvironment> cast_environment, |
| 58 PacedPacketSender* const paced_packet_sender) | 58 const AudioSenderConfig& audio_config, |
| 59 transport::PacedPacketSender* const paced_packet_sender) |
| 59 : cast_environment_(cast_environment), | 60 : cast_environment_(cast_environment), |
| 60 rtp_sender_(cast_environment, &audio_config, NULL, | 61 rtp_sender_(cast_environment, &audio_config, NULL, |
| 61 paced_packet_sender), | 62 paced_packet_sender), |
| 62 rtcp_feedback_(new LocalRtcpAudioSenderFeedback(this)), | 63 rtcp_feedback_(new LocalRtcpAudioSenderFeedback(this)), |
| 63 rtp_audio_sender_statistics_( | 64 rtp_audio_sender_statistics_( |
| 64 new LocalRtpSenderStatistics(&rtp_sender_)), | 65 new LocalRtpSenderStatistics(&rtp_sender_)), |
| 65 rtcp_(cast_environment, | 66 rtcp_(cast_environment, |
| 66 rtcp_feedback_.get(), | 67 rtcp_feedback_.get(), |
| 67 paced_packet_sender, | 68 paced_packet_sender, |
| 68 rtp_audio_sender_statistics_.get(), | 69 rtp_audio_sender_statistics_.get(), |
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| 203 void AudioSender::SendRtcpReport() { | 204 void AudioSender::SendRtcpReport() { |
| 204 DCHECK(cast_environment_->CurrentlyOn(CastEnvironment::MAIN)); | 205 DCHECK(cast_environment_->CurrentlyOn(CastEnvironment::MAIN)); |
| 205 // We don't send audio logging messages since all captured audio frames will | 206 // We don't send audio logging messages since all captured audio frames will |
| 206 // be sent. | 207 // be sent. |
| 207 rtcp_.SendRtcpFromRtpSender(NULL); | 208 rtcp_.SendRtcpFromRtpSender(NULL); |
| 208 ScheduleNextRtcpReport(); | 209 ScheduleNextRtcpReport(); |
| 209 } | 210 } |
| 210 | 211 |
| 211 } // namespace cast | 212 } // namespace cast |
| 212 } // namespace media | 213 } // namespace media |
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