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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/transport/transport_video_sender.h" | 5 #include "media/cast/transport/transport_video_sender.h" |
6 | 6 |
| 7 #include <list> |
| 8 |
7 #include "base/bind.h" | 9 #include "base/bind.h" |
8 #include "base/logging.h" | 10 #include "base/logging.h" |
9 #include "base/message_loop/message_loop.h" | 11 #include "base/message_loop/message_loop.h" |
10 #include "media/base/video_frame.h" | 12 #include "media/base/video_frame.h" |
11 #include "media/cast/transport/pacing/paced_sender.h" | 13 #include "media/cast/transport/pacing/paced_sender.h" |
12 | 14 |
13 namespace media { | 15 namespace media { |
14 namespace cast { | 16 namespace cast { |
15 namespace transport { | 17 namespace transport { |
16 | 18 |
17 TransportVideoSender::TransportVideoSender( | 19 TransportVideoSender::TransportVideoSender( |
18 const CastTransportVideoConfig& config, | 20 const CastTransportVideoConfig& config, |
19 base::TickClock* clock, | 21 base::TickClock* clock, |
20 const scoped_refptr<base::SingleThreadTaskRunner>& transport_task_runner, | 22 const scoped_refptr<base::SingleThreadTaskRunner>& transport_task_runner, |
21 PacedSender* const paced_packet_sender) | 23 PacedSender* const paced_packet_sender) |
22 : rtp_sender_(clock, transport_task_runner, paced_packet_sender) { | 24 : rtp_max_delay_(base::TimeDelta::FromMilliseconds( |
23 initialized_ = rtp_sender_.InitializeVideo(config) && | 25 config.base.rtp_config.max_delay_ms)), |
24 encryptor_.Initialize(config.rtp.config.aes_key, | 26 encryptor_(), |
25 config.rtp.config.aes_iv_mask); | 27 rtp_sender_(clock, transport_task_runner, paced_packet_sender) { |
| 28 rtp_sender_.InitializeVideo(config); |
| 29 initialized_ = |
| 30 encryptor_.Initialize(config.base.aes_key, config.base.aes_iv_mask); |
26 } | 31 } |
27 | 32 |
28 TransportVideoSender::~TransportVideoSender() {} | 33 TransportVideoSender::~TransportVideoSender() {} |
29 | 34 |
30 void TransportVideoSender::InsertCodedVideoFrame( | 35 void TransportVideoSender::InsertCodedVideoFrame( |
31 const EncodedVideoFrame* coded_frame, | 36 const EncodedVideoFrame* coded_frame, |
32 const base::TimeTicks& capture_time) { | 37 const base::TimeTicks& capture_time) { |
33 if (!initialized_) { | |
34 return; | |
35 } | |
36 if (encryptor_.initialized()) { | 38 if (encryptor_.initialized()) { |
37 EncodedVideoFrame encrypted_video_frame; | 39 EncodedVideoFrame encrypted_video_frame; |
38 | 40 |
39 if (!EncryptVideoFrame(*coded_frame, &encrypted_video_frame)) | 41 if (!EncryptVideoFrame(*coded_frame, &encrypted_video_frame)) |
40 return; | 42 return; |
41 | 43 |
42 rtp_sender_.IncomingEncodedVideoFrame(&encrypted_video_frame, capture_time); | 44 rtp_sender_.IncomingEncodedVideoFrame(&encrypted_video_frame, capture_time); |
43 } else { | 45 } else { |
44 rtp_sender_.IncomingEncodedVideoFrame(coded_frame, capture_time); | 46 rtp_sender_.IncomingEncodedVideoFrame(coded_frame, capture_time); |
45 } | 47 } |
46 if (coded_frame->key_frame) { | 48 if (coded_frame->key_frame) { |
47 VLOG(1) << "Send encoded key frame; frame_id:" | 49 VLOG(1) << "Send encoded key frame; frame_id:" |
48 << static_cast<int>(coded_frame->frame_id); | 50 << static_cast<int>(coded_frame->frame_id); |
49 } | 51 } |
50 } | 52 } |
51 | 53 |
52 bool TransportVideoSender::EncryptVideoFrame( | 54 bool TransportVideoSender::EncryptVideoFrame( |
53 const EncodedVideoFrame& video_frame, | 55 const EncodedVideoFrame& video_frame, |
54 EncodedVideoFrame* encrypted_frame) { | 56 EncodedVideoFrame* encrypted_frame) { |
55 if (!initialized_) { | |
56 return false; | |
57 } | |
58 if (!encryptor_.Encrypt( | 57 if (!encryptor_.Encrypt( |
59 video_frame.frame_id, video_frame.data, &(encrypted_frame->data))) | 58 video_frame.frame_id, video_frame.data, &(encrypted_frame->data))) |
60 return false; | 59 return false; |
61 | 60 |
62 encrypted_frame->codec = video_frame.codec; | 61 encrypted_frame->codec = video_frame.codec; |
63 encrypted_frame->key_frame = video_frame.key_frame; | 62 encrypted_frame->key_frame = video_frame.key_frame; |
64 encrypted_frame->frame_id = video_frame.frame_id; | 63 encrypted_frame->frame_id = video_frame.frame_id; |
65 encrypted_frame->last_referenced_frame_id = | 64 encrypted_frame->last_referenced_frame_id = |
66 video_frame.last_referenced_frame_id; | 65 video_frame.last_referenced_frame_id; |
67 return true; | 66 return true; |
68 } | 67 } |
69 | 68 |
70 void TransportVideoSender::ResendPackets( | 69 void TransportVideoSender::ResendPackets( |
71 const MissingFramesAndPacketsMap& missing_frames_and_packets) { | 70 const MissingFramesAndPacketsMap& missing_frames_and_packets) { |
72 if (!initialized_) { | |
73 return; | |
74 } | |
75 rtp_sender_.ResendPackets(missing_frames_and_packets); | 71 rtp_sender_.ResendPackets(missing_frames_and_packets); |
76 } | 72 } |
77 | 73 |
78 void TransportVideoSender::SubscribeVideoRtpStatsCallback( | 74 void TransportVideoSender::SubscribeVideoRtpStatsCallback( |
79 const CastTransportRtpStatistics& callback) { | 75 const CastTransportRtpStatistics& callback) { |
80 rtp_sender_.SubscribeRtpStatsCallback(callback); | 76 rtp_sender_.SubscribeRtpStatsCallback(callback); |
81 } | 77 } |
82 | 78 |
83 } // namespace transport | 79 } // namespace transport |
84 } // namespace cast | 80 } // namespace cast |
85 } // namespace media | 81 } // namespace media |
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