OLD | NEW |
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/net/rtp_sender/rtp_packetizer/rtp_packetizer.h" | 5 #include "media/cast/transport/rtp_sender/rtp_packetizer/rtp_packetizer.h" |
6 | 6 |
7 #include "base/logging.h" | 7 #include "base/logging.h" |
8 #include "media/cast/cast_defines.h" | 8 #include "media/cast/transport/pacing/paced_sender.h" |
9 #include "media/cast/net/pacing/paced_sender.h" | |
10 #include "net/base/big_endian.h" | 9 #include "net/base/big_endian.h" |
11 | 10 |
12 namespace media { | 11 namespace media { |
13 namespace cast { | 12 namespace cast { |
| 13 namespace transport { |
14 | 14 |
15 static const uint16 kCommonRtpHeaderLength = 12; | 15 static const uint16 kCommonRtpHeaderLength = 12; |
16 static const uint16 kCastRtpHeaderLength = 7; | 16 static const uint16 kCastRtpHeaderLength = 7; |
17 static const uint8 kCastKeyFrameBitMask = 0x80; | 17 static const uint8 kCastKeyFrameBitMask = 0x80; |
18 static const uint8 kCastReferenceFrameIdBitMask = 0x40; | 18 static const uint8 kCastReferenceFrameIdBitMask = 0x40; |
| 19 static const uint8 kRtpMarkerBitMask = 0x80; |
| 20 |
| 21 |
| 22 RtpPacketizerConfig::RtpPacketizerConfig() |
| 23 : audio(false), |
| 24 payload_type(-1), |
| 25 max_payload_length(kIpPacketSize - 28), // Default is IP-v4/UDP. |
| 26 sequence_number(0), |
| 27 rtp_timestamp(0), |
| 28 frequency(8000), |
| 29 ssrc(0), |
| 30 channels(0) {} |
| 31 |
| 32 RtpPacketizerConfig::~RtpPacketizerConfig() {} |
19 | 33 |
20 RtpPacketizer::RtpPacketizer(PacedPacketSender* transport, | 34 RtpPacketizer::RtpPacketizer(PacedPacketSender* transport, |
21 PacketStorage* packet_storage, | 35 PacketStorage* packet_storage, |
22 RtpPacketizerConfig rtp_packetizer_config) | 36 RtpPacketizerConfig rtp_packetizer_config) |
23 : config_(rtp_packetizer_config), | 37 : config_(rtp_packetizer_config), |
24 transport_(transport), | 38 transport_(transport), |
25 packet_storage_(packet_storage), | 39 packet_storage_(packet_storage), |
26 sequence_number_(config_.sequence_number), | 40 sequence_number_(config_.sequence_number), |
27 rtp_timestamp_(config_.rtp_timestamp), | 41 rtp_timestamp_(config_.rtp_timestamp), |
28 packet_id_(0), | 42 packet_id_(0), |
(...skipping 113 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
142 (marker_bit ? kRtpMarkerBitMask : 0)); | 156 (marker_bit ? kRtpMarkerBitMask : 0)); |
143 size_t start_size = packet->size(); | 157 size_t start_size = packet->size(); |
144 packet->resize(start_size + 10); | 158 packet->resize(start_size + 10); |
145 net::BigEndianWriter big_endian_writer(&((*packet)[start_size]), 10); | 159 net::BigEndianWriter big_endian_writer(&((*packet)[start_size]), 10); |
146 big_endian_writer.WriteU16(sequence_number_); | 160 big_endian_writer.WriteU16(sequence_number_); |
147 big_endian_writer.WriteU32(time_stamp); | 161 big_endian_writer.WriteU32(time_stamp); |
148 big_endian_writer.WriteU32(config_.ssrc); | 162 big_endian_writer.WriteU32(config_.ssrc); |
149 ++sequence_number_; | 163 ++sequence_number_; |
150 } | 164 } |
151 | 165 |
| 166 } // namespace transport |
152 } // namespace cast | 167 } // namespace cast |
153 } // namespace media | 168 } // namespace media |
OLD | NEW |