1 /*
2  *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
3  *
4  *  Use of this source code is governed by a BSD-style license
5  *  that can be found in the LICENSE file in the root of the source
6  *  tree. An additional intellectual property rights grant can be found
7  *  in the file PATENTS.  All contributing project authors may
8  *  be found in the AUTHORS file in the root of the source tree.
9  */
10 
11 #ifndef WEBRTC_MODULES_RTP_RTCP_SOURCE_RTP_RTCP_CONFIG_H_
12 #define WEBRTC_MODULES_RTP_RTCP_SOURCE_RTP_RTCP_CONFIG_H_
13 
14 // Configuration file for RTP utilities (RTPSender, RTPReceiver ...)
15 namespace webrtc {
16 enum { NACK_BYTECOUNT_SIZE = 60 };  // size of our NACK history
17 // A sanity for the NACK list parsing at the send-side.
18 enum { kSendSideNackListSizeSanity = 20000 };
19 enum { kDefaultMaxReorderingThreshold = 50 };  // In sequence numbers.
20 enum { kRtcpMaxNackFields = 253 };
21 
22 enum { RTCP_INTERVAL_VIDEO_MS = 1000 };
23 enum { RTCP_INTERVAL_AUDIO_MS = 5000 };
24 enum { RTCP_SEND_BEFORE_KEY_FRAME_MS = 100 };
25 enum { RTCP_MAX_REPORT_BLOCKS = 31 };  // RFC 3550 page 37
26 enum { RTCP_MIN_FRAME_LENGTH_MS = 17 };
27 enum {
28   kRtcpAppCode_DATA_SIZE = 32 * 4
29 };  // multiple of 4, this is not a limitation of the size
30 enum { RTCP_RPSI_DATA_SIZE = 30 };
31 enum { RTCP_NUMBER_OF_SR = 60 };
32 
33 enum { MAX_NUMBER_OF_TEMPORAL_ID = 8 };              // RFC
34 enum { MAX_NUMBER_OF_DEPENDENCY_QUALITY_ID = 128 };  // RFC
35 enum { MAX_NUMBER_OF_REMB_FEEDBACK_SSRCS = 255 };
36 
37 enum { BW_HISTORY_SIZE = 35 };
38 
39 #define MIN_AUDIO_BW_MANAGEMENT_BITRATE 6
40 #define MIN_VIDEO_BW_MANAGEMENT_BITRATE 30
41 
42 enum { DTMF_OUTBAND_MAX = 20 };
43 
44 enum { RTP_MAX_BURST_SLEEP_TIME = 500 };
45 enum { RTP_AUDIO_LEVEL_UNIQUE_ID = 0xbede };
46 enum { RTP_MAX_PACKETS_PER_FRAME = 512 };  // must be multiple of 32
47 }  // namespace webrtc
48 
49 #endif  // WEBRTC_MODULES_RTP_RTCP_SOURCE_RTP_RTCP_CONFIG_H_
50