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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/video_sender/video_sender.h" | 5 #include "media/cast/video_sender/video_sender.h" |
| 6 | 6 |
| 7 #include <list> | 7 #include <list> |
| 8 | 8 |
| 9 #include "base/bind.h" | 9 #include "base/bind.h" |
| 10 #include "base/logging.h" | 10 #include "base/logging.h" |
| 11 #include "base/message_loop/message_loop.h" | 11 #include "base/message_loop/message_loop.h" |
| 12 #include "crypto/encryptor.h" | 12 #include "crypto/encryptor.h" |
| 13 #include "crypto/symmetric_key.h" | 13 #include "crypto/symmetric_key.h" |
| 14 #include "media/cast/cast_defines.h" | 14 #include "media/cast/cast_defines.h" |
| 15 #include "media/cast/net/pacing/paced_sender.h" | 15 #include "media/cast/transport/pacing/paced_sender.h" |
| 16 #include "media/cast/video_sender/video_encoder.h" | 16 #include "media/cast/video_sender/video_encoder.h" |
| 17 | 17 |
| 18 namespace media { | 18 namespace media { |
| 19 namespace cast { | 19 namespace cast { |
| 20 | 20 |
| 21 const int64 kMinSchedulingDelayMs = 1; | 21 const int64 kMinSchedulingDelayMs = 1; |
| 22 | 22 |
| 23 class LocalRtcpVideoSenderFeedback : public RtcpSenderFeedback { | 23 class LocalRtcpVideoSenderFeedback : public RtcpSenderFeedback { |
| 24 public: | 24 public: |
| 25 explicit LocalRtcpVideoSenderFeedback(VideoSender* video_sender) | 25 explicit LocalRtcpVideoSenderFeedback(VideoSender* video_sender) |
| 26 : video_sender_(video_sender) { | 26 : video_sender_(video_sender) { |
| 27 } | 27 } |
| 28 | 28 |
| 29 virtual void OnReceivedCastFeedback( | 29 virtual void OnReceivedCastFeedback( |
| 30 const RtcpCastMessage& cast_feedback) OVERRIDE { | 30 const RtcpCastMessage& cast_feedback) OVERRIDE { |
| 31 video_sender_->OnReceivedCastFeedback(cast_feedback); | 31 video_sender_->OnReceivedCastFeedback(cast_feedback); |
| 32 } | 32 } |
| 33 | 33 |
| 34 private: | 34 private: |
| 35 VideoSender* video_sender_; | 35 VideoSender* video_sender_; |
| 36 }; | 36 }; |
| 37 | 37 |
| 38 class LocalRtpVideoSenderStatistics : public RtpSenderStatistics { | 38 class LocalRtpVideoSenderStatistics : public RtpSenderStatistics { |
| 39 public: | 39 public: |
| 40 explicit LocalRtpVideoSenderStatistics(RtpSender* rtp_sender) | 40 explicit LocalRtpVideoSenderStatistics(transport::RtpSender* rtp_sender) |
| 41 : rtp_sender_(rtp_sender) { | 41 : rtp_sender_(rtp_sender) { |
| 42 } | 42 } |
| 43 | 43 |
| 44 virtual void GetStatistics(const base::TimeTicks& now, | 44 virtual void GetStatistics(const base::TimeTicks& now, |
| 45 RtcpSenderInfo* sender_info) OVERRIDE { | 45 RtcpSenderInfo* sender_info) OVERRIDE { |
| 46 rtp_sender_->RtpStatistics(now, sender_info); | 46 rtp_sender_->RtpStatistics(now, sender_info); |
| 47 } | 47 } |
| 48 | 48 |
| 49 private: | 49 private: |
| 50 RtpSender* rtp_sender_; | 50 transport::RtpSender* rtp_sender_; |
| 51 }; | 51 }; |
| 52 | 52 |
| 53 VideoSender::VideoSender( | 53 VideoSender::VideoSender( |
| 54 scoped_refptr<CastEnvironment> cast_environment, | 54 scoped_refptr<CastEnvironment> cast_environment, |
| 55 const VideoSenderConfig& video_config, | 55 const VideoSenderConfig& video_config, |
| 56 VideoEncoderController* const video_encoder_controller, | 56 VideoEncoderController* const video_encoder_controller, |
| 57 PacedPacketSender* const paced_packet_sender) | 57 PacedPacketSender* const paced_packet_sender) |
| 58 : rtp_max_delay_( | 58 : rtp_max_delay_( |
| 59 base::TimeDelta::FromMilliseconds(video_config.rtp_max_delay_ms)), | 59 base::TimeDelta::FromMilliseconds(video_config.rtp_max_delay_ms)), |
| 60 max_frame_rate_(video_config.max_frame_rate), | 60 max_frame_rate_(video_config.max_frame_rate), |
| 61 cast_environment_(cast_environment), | 61 cast_environment_(cast_environment), |
| 62 rtcp_feedback_(new LocalRtcpVideoSenderFeedback(this)), | 62 rtcp_feedback_(new LocalRtcpVideoSenderFeedback(this)), |
| 63 rtp_sender_(new RtpSender(cast_environment, NULL, &video_config, | 63 rtp_sender_(new transport::RtpSender(cast_environment, |
| 64 paced_packet_sender)), | 64 NULL, |
| 65 &video_config, |
| 66 paced_packet_sender)), |
| 65 last_acked_frame_id_(-1), | 67 last_acked_frame_id_(-1), |
| 66 last_sent_frame_id_(-1), | 68 last_sent_frame_id_(-1), |
| 67 duplicate_ack_(0), | 69 duplicate_ack_(0), |
| 68 last_skip_count_(0), | 70 last_skip_count_(0), |
| 69 congestion_control_(cast_environment->Clock(), | 71 congestion_control_(cast_environment->Clock(), |
| 70 video_config.congestion_control_back_off, | 72 video_config.congestion_control_back_off, |
| 71 video_config.max_bitrate, | 73 video_config.max_bitrate, |
| 72 video_config.min_bitrate, | 74 video_config.min_bitrate, |
| 73 video_config.start_bitrate), | 75 video_config.start_bitrate), |
| 74 initialized_(false), | 76 initialized_(false), |
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| 450 DCHECK(cast_environment_->CurrentlyOn(CastEnvironment::MAIN)); | 452 DCHECK(cast_environment_->CurrentlyOn(CastEnvironment::MAIN)); |
| 451 MissingFramesAndPacketsMap missing_frames_and_packets; | 453 MissingFramesAndPacketsMap missing_frames_and_packets; |
| 452 PacketIdSet missing; | 454 PacketIdSet missing; |
| 453 missing_frames_and_packets.insert(std::make_pair(resend_frame_id, missing)); | 455 missing_frames_and_packets.insert(std::make_pair(resend_frame_id, missing)); |
| 454 rtp_sender_->ResendPackets(missing_frames_and_packets); | 456 rtp_sender_->ResendPackets(missing_frames_and_packets); |
| 455 last_send_time_ = cast_environment_->Clock()->NowTicks(); | 457 last_send_time_ = cast_environment_->Clock()->NowTicks(); |
| 456 } | 458 } |
| 457 | 459 |
| 458 } // namespace cast | 460 } // namespace cast |
| 459 } // namespace media | 461 } // namespace media |
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