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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/sender/video_sender.h" | 5 #include "media/cast/sender/video_sender.h" |
6 | 6 |
7 #include <stdint.h> | 7 #include <stdint.h> |
8 #include <algorithm> | 8 #include <algorithm> |
9 #include <cmath> | 9 #include <cmath> |
10 #include <cstring> | 10 #include <cstring> |
11 #include <utility> | 11 #include <utility> |
12 | 12 |
13 #include "base/bind.h" | 13 #include "base/bind.h" |
14 #include "base/logging.h" | 14 #include "base/logging.h" |
15 #include "base/memory/ptr_util.h" | |
16 #include "base/trace_event/trace_event.h" | 15 #include "base/trace_event/trace_event.h" |
17 #include "media/cast/net/cast_transport_config.h" | 16 #include "media/cast/net/cast_transport_config.h" |
18 #include "media/cast/sender/performance_metrics_overlay.h" | 17 #include "media/cast/sender/performance_metrics_overlay.h" |
19 #include "media/cast/sender/video_encoder.h" | 18 #include "media/cast/sender/video_encoder.h" |
20 | 19 |
21 namespace media { | 20 namespace media { |
22 namespace cast { | 21 namespace cast { |
23 | 22 |
24 namespace { | 23 namespace { |
25 | 24 |
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90 VideoSender::VideoSender( | 89 VideoSender::VideoSender( |
91 scoped_refptr<CastEnvironment> cast_environment, | 90 scoped_refptr<CastEnvironment> cast_environment, |
92 const FrameSenderConfig& video_config, | 91 const FrameSenderConfig& video_config, |
93 const StatusChangeCallback& status_change_cb, | 92 const StatusChangeCallback& status_change_cb, |
94 const CreateVideoEncodeAcceleratorCallback& create_vea_cb, | 93 const CreateVideoEncodeAcceleratorCallback& create_vea_cb, |
95 const CreateVideoEncodeMemoryCallback& create_video_encode_mem_cb, | 94 const CreateVideoEncodeMemoryCallback& create_video_encode_mem_cb, |
96 CastTransport* const transport_sender, | 95 CastTransport* const transport_sender, |
97 const PlayoutDelayChangeCB& playout_delay_change_cb) | 96 const PlayoutDelayChangeCB& playout_delay_change_cb) |
98 : FrameSender( | 97 : FrameSender( |
99 cast_environment, | 98 cast_environment, |
100 false, | |
101 transport_sender, | 99 transport_sender, |
102 kVideoFrequency, | 100 video_config, |
103 video_config.sender_ssrc, | |
104 video_config.max_frame_rate, | |
105 video_config.min_playout_delay, | |
106 video_config.max_playout_delay, | |
107 video_config.animated_playout_delay, | |
108 video_config.use_external_encoder | 101 video_config.use_external_encoder |
109 ? NewFixedCongestionControl( | 102 ? NewFixedCongestionControl( |
110 (video_config.min_bitrate + video_config.max_bitrate) / 2) | 103 (video_config.min_bitrate + video_config.max_bitrate) / 2) |
111 : NewAdaptiveCongestionControl(cast_environment->Clock(), | 104 : NewAdaptiveCongestionControl(cast_environment->Clock(), |
112 video_config.max_bitrate, | 105 video_config.max_bitrate, |
113 video_config.min_bitrate, | 106 video_config.min_bitrate, |
114 video_config.max_frame_rate)), | 107 video_config.max_frame_rate)), |
115 frames_in_encoder_(0), | 108 frames_in_encoder_(0), |
116 last_bitrate_(0), | 109 last_bitrate_(0), |
117 playout_delay_change_cb_(playout_delay_change_cb), | 110 playout_delay_change_cb_(playout_delay_change_cb), |
118 low_latency_mode_(false), | 111 low_latency_mode_(false), |
119 last_reported_encoder_utilization_(-1.0), | 112 last_reported_encoder_utilization_(-1.0), |
120 last_reported_lossy_utilization_(-1.0), | 113 last_reported_lossy_utilization_(-1.0), |
121 weak_factory_(this) { | 114 weak_factory_(this) { |
122 video_encoder_ = VideoEncoder::Create( | 115 video_encoder_ = VideoEncoder::Create( |
123 cast_environment_, | 116 cast_environment_, |
124 video_config, | 117 video_config, |
125 status_change_cb, | 118 status_change_cb, |
126 create_vea_cb, | 119 create_vea_cb, |
127 create_video_encode_mem_cb); | 120 create_video_encode_mem_cb); |
128 if (!video_encoder_) { | 121 if (!video_encoder_) { |
129 cast_environment_->PostTask( | 122 cast_environment_->PostTask( |
130 CastEnvironment::MAIN, | 123 CastEnvironment::MAIN, |
131 FROM_HERE, | 124 FROM_HERE, |
132 base::Bind(status_change_cb, STATUS_UNSUPPORTED_CODEC)); | 125 base::Bind(status_change_cb, STATUS_UNSUPPORTED_CODEC)); |
133 } | 126 } |
134 | |
135 media::cast::CastTransportRtpConfig transport_config; | |
136 transport_config.ssrc = video_config.sender_ssrc; | |
137 transport_config.feedback_ssrc = video_config.receiver_ssrc; | |
138 transport_config.rtp_payload_type = video_config.rtp_payload_type; | |
139 transport_config.aes_key = video_config.aes_key; | |
140 transport_config.aes_iv_mask = video_config.aes_iv_mask; | |
141 | |
142 transport_sender->InitializeVideo( | |
143 transport_config, base::WrapUnique(new FrameSender::RtcpClient( | |
144 weak_factory_.GetWeakPtr()))); | |
145 } | 127 } |
146 | 128 |
147 VideoSender::~VideoSender() { | 129 VideoSender::~VideoSender() { |
148 } | 130 } |
149 | 131 |
150 void VideoSender::InsertRawVideoFrame( | 132 void VideoSender::InsertRawVideoFrame( |
151 const scoped_refptr<media::VideoFrame>& video_frame, | 133 const scoped_refptr<media::VideoFrame>& video_frame, |
152 const base::TimeTicks& reference_time) { | 134 const base::TimeTicks& reference_time) { |
153 DCHECK(cast_environment_->CurrentlyOn(CastEnvironment::MAIN)); | 135 DCHECK(cast_environment_->CurrentlyOn(CastEnvironment::MAIN)); |
154 | 136 |
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351 media::VideoFrameMetadata::RESOURCE_UTILIZATION, | 333 media::VideoFrameMetadata::RESOURCE_UTILIZATION, |
352 encoded_frame->dependency == EncodedFrame::KEY ? | 334 encoded_frame->dependency == EncodedFrame::KEY ? |
353 std::min(1.0, attenuated_utilization) : attenuated_utilization); | 335 std::min(1.0, attenuated_utilization) : attenuated_utilization); |
354 } | 336 } |
355 | 337 |
356 SendEncodedFrame(encoder_bitrate, std::move(encoded_frame)); | 338 SendEncodedFrame(encoder_bitrate, std::move(encoded_frame)); |
357 } | 339 } |
358 | 340 |
359 } // namespace cast | 341 } // namespace cast |
360 } // namespace media | 342 } // namespace media |
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