Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(274)

Side by Side Diff: media/cast/net/rtp_sender/rtp_packetizer/test/rtp_header_parser.cc

Issue 112133002: Cast:Moving netwrok sender related code to a designated folder (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: moving const' to .cc Created 7 years ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch | Annotate | Revision Log
OLDNEW
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/rtp_sender/rtp_packetizer/test/rtp_header_parser.h" 5 #include "media/cast/net/rtp_sender/rtp_packetizer/test/rtp_header_parser.h"
6 6
7 #include <cstddef> 7 #include <cstddef>
8 8
9 #include "net/base/big_endian.h" 9 #include "net/base/big_endian.h"
10 10
11 namespace media { 11 namespace media {
12 namespace cast { 12 namespace cast {
13 13
14 static const uint8 kCastKeyFrameBitMask = 0x80; 14 static const uint8 kCastKeyFrameBitMask = 0x80;
15 static const uint8 kCastReferenceFrameIdBitMask = 0x40; 15 static const uint8 kCastReferenceFrameIdBitMask = 0x40;
16 static const size_t kRtpCommonHeaderLength = 12; 16 static const size_t kRtpCommonHeaderLength = 12;
17 static const size_t kRtpCastHeaderLength = 12; 17 static const size_t kRtpCastHeaderLength = 12;
18 18
19 RtpCastTestHeader::RtpCastTestHeader()
20 : is_key_frame(false),
21 frame_id(0),
22 packet_id(0),
23 max_packet_id(0),
24 is_reference(false),
25 reference_frame_id(0),
26 marker(false),
27 sequence_number(0),
28 rtp_timestamp(0),
29 ssrc(0),
30 payload_type(0),
31 num_csrcs(0),
32 audio_num_energy(0),
33 header_length(0) {}
34
35 RtpCastTestHeader::~RtpCastTestHeader() {}
19 36
20 RtpHeaderParser::RtpHeaderParser(const uint8* rtp_data, 37 RtpHeaderParser::RtpHeaderParser(const uint8* rtp_data,
21 size_t rtp_data_length) 38 size_t rtp_data_length)
22 : rtp_data_begin_(rtp_data), 39 : rtp_data_begin_(rtp_data),
23 length_(rtp_data_length) {} 40 length_(rtp_data_length) {}
24 41
25 RtpHeaderParser::~RtpHeaderParser() {} 42 RtpHeaderParser::~RtpHeaderParser() {}
26 43
27 bool RtpHeaderParser::Parse(RtpCastHeader* parsed_packet) const { 44 bool RtpHeaderParser::Parse(RtpCastTestHeader* parsed_packet) const {
28 if (length_ < kRtpCommonHeaderLength + kRtpCastHeaderLength) 45 if (length_ < kRtpCommonHeaderLength + kRtpCastHeaderLength)
29 return false; 46 return false;
30 if (!ParseCommon(parsed_packet)) return false; 47 if (!ParseCommon(parsed_packet)) return false;
31 return ParseCast(parsed_packet); 48 return ParseCast(parsed_packet);
32 } 49 }
33 50
34 bool RtpHeaderParser::ParseCommon(RtpCastHeader* parsed_packet) const { 51 bool RtpHeaderParser::ParseCommon(RtpCastTestHeader* parsed_packet) const {
35 const uint8 version = rtp_data_begin_[0] >> 6; 52 const uint8 version = rtp_data_begin_[0] >> 6;
36 if (version != 2) { 53 if (version != 2) {
37 return false; 54 return false;
38 } 55 }
39 56
40 const uint8 num_csrcs = rtp_data_begin_[0] & 0x0f; 57 const uint8 num_csrcs = rtp_data_begin_[0] & 0x0f;
41 const bool marker = ((rtp_data_begin_[1] & 0x80) == 0) ? false : true; 58 const bool marker = ((rtp_data_begin_[1] & 0x80) == 0) ? false : true;
42 const uint8 payload_type = rtp_data_begin_[1] & 0x7f; 59 const uint8 payload_type = rtp_data_begin_[1] & 0x7f;
43 const uint16 sequence_number = (rtp_data_begin_[2] << 8) + 60 const uint16 sequence_number = (rtp_data_begin_[2] << 8) +
44 rtp_data_begin_[3]; 61 rtp_data_begin_[3];
45 62
46 const uint8* ptr = &rtp_data_begin_[4]; 63 const uint8* ptr = &rtp_data_begin_[4];
47 64
48 net::BigEndianReader big_endian_reader(ptr, 8); 65 net::BigEndianReader big_endian_reader(ptr, 8);
49 uint32 rtp_timestamp, ssrc; 66 uint32 rtp_timestamp, ssrc;
50 big_endian_reader.ReadU32(&rtp_timestamp); 67 big_endian_reader.ReadU32(&rtp_timestamp);
51 big_endian_reader.ReadU32(&ssrc); 68 big_endian_reader.ReadU32(&ssrc);
52 69
53 const uint8 csrc_octs = num_csrcs * 4; 70 const uint8 csrc_octs = num_csrcs * 4;
54 71
55 parsed_packet->webrtc.header.markerBit = marker; 72 parsed_packet->marker = marker;
56 parsed_packet->webrtc.header.payloadType = payload_type; 73 parsed_packet->payload_type = payload_type;
57 parsed_packet->webrtc.header.sequenceNumber = sequence_number; 74 parsed_packet->sequence_number = sequence_number;
58 parsed_packet->webrtc.header.timestamp = rtp_timestamp; 75 parsed_packet->rtp_timestamp = rtp_timestamp;
59 parsed_packet->webrtc.header.ssrc = ssrc; 76 parsed_packet->ssrc = ssrc;
60 parsed_packet->webrtc.header.numCSRCs = num_csrcs; 77 parsed_packet->num_csrcs = num_csrcs;
61 78
62 parsed_packet->webrtc.type.Audio.numEnergy = 79 parsed_packet->audio_num_energy = parsed_packet->num_csrcs;
63 parsed_packet->webrtc.header.numCSRCs;
64 80
65 parsed_packet->webrtc.header.headerLength = 12 + csrc_octs; 81 parsed_packet->header_length = 12 + csrc_octs;
66 return true; 82 return true;
67 } 83 }
68 84
69 bool RtpHeaderParser::ParseCast(RtpCastHeader* parsed_packet) const { 85 bool RtpHeaderParser::ParseCast(RtpCastTestHeader* parsed_packet) const {
70 const uint8* data = rtp_data_begin_ + kRtpCommonHeaderLength; 86 const uint8* data = rtp_data_begin_ + kRtpCommonHeaderLength;
71 parsed_packet->is_key_frame = (data[0] & kCastKeyFrameBitMask); 87 parsed_packet->is_key_frame = (data[0] & kCastKeyFrameBitMask);
72 parsed_packet->is_reference = (data[0] & kCastReferenceFrameIdBitMask); 88 parsed_packet->is_reference = (data[0] & kCastReferenceFrameIdBitMask);
73 parsed_packet->frame_id = frame_id_wrap_helper_.MapTo32bitsFrameId(data[1]); 89 parsed_packet->frame_id = frame_id_wrap_helper_.MapTo32bitsFrameId(data[1]);
74 90
75 net::BigEndianReader big_endian_reader(data + 2, 8); 91 net::BigEndianReader big_endian_reader(data + 2, 8);
76 big_endian_reader.ReadU16(&parsed_packet->packet_id); 92 big_endian_reader.ReadU16(&parsed_packet->packet_id);
77 big_endian_reader.ReadU16(&parsed_packet->max_packet_id); 93 big_endian_reader.ReadU16(&parsed_packet->max_packet_id);
78 94
79 if (parsed_packet->is_reference) { 95 if (parsed_packet->is_reference) {
80 parsed_packet->reference_frame_id = 96 parsed_packet->reference_frame_id =
81 reference_frame_id_wrap_helper_.MapTo32bitsFrameId(data[6]); 97 reference_frame_id_wrap_helper_.MapTo32bitsFrameId(data[6]);
82 } 98 }
83 return true; 99 return true;
84 } 100 }
85 101
86 } // namespace cast 102 } // namespace cast
87 } // namespace media 103 } // namespace media
OLDNEW
« no previous file with comments | « media/cast/net/rtp_sender/rtp_packetizer/test/rtp_header_parser.h ('k') | media/cast/net/rtp_sender/rtp_sender.h » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698