1/*
2 *  Copyright (c) 2014 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#include "webrtc/modules/remote_bitrate_estimator/tools/bwe_rtp.h"
12
13#include <stdio.h>
14#include <string>
15
16#include "webrtc/modules/remote_bitrate_estimator/include/remote_bitrate_estimator.h"
17#include "webrtc/modules/rtp_rtcp/interface/rtp_header_parser.h"
18#include "webrtc/modules/rtp_rtcp/interface/rtp_payload_registry.h"
19#include "webrtc/test/rtp_file_reader.h"
20
21const int kMinBitrateBps = 30000;
22
23bool ParseArgsAndSetupEstimator(int argc,
24                                char** argv,
25                                webrtc::Clock* clock,
26                                webrtc::RemoteBitrateObserver* observer,
27                                webrtc::test::RtpFileReader** rtp_reader,
28                                webrtc::RtpHeaderParser** parser,
29                                webrtc::RemoteBitrateEstimator** estimator,
30                                std::string* estimator_used) {
31  *rtp_reader = webrtc::test::RtpFileReader::Create(
32      webrtc::test::RtpFileReader::kRtpDump, argv[3]);
33  if (!*rtp_reader) {
34    fprintf(stderr, "Cannot open input file %s\n", argv[3]);
35    return false;
36  }
37  fprintf(stderr, "Input file: %s\n\n", argv[3]);
38  webrtc::RTPExtensionType extension = webrtc::kRtpExtensionAbsoluteSendTime;
39
40  if (strncmp("tsoffset", argv[1], 8) == 0) {
41    extension = webrtc::kRtpExtensionTransmissionTimeOffset;
42    fprintf(stderr, "Extension: toffset\n");
43  } else {
44    fprintf(stderr, "Extension: abs\n");
45  }
46  int id = atoi(argv[2]);
47
48  // Setup the RTP header parser and the bitrate estimator.
49  *parser = webrtc::RtpHeaderParser::Create();
50  (*parser)->RegisterRtpHeaderExtension(extension, id);
51  if (estimator) {
52    switch (extension) {
53      case webrtc::kRtpExtensionAbsoluteSendTime: {
54          webrtc::AbsoluteSendTimeRemoteBitrateEstimatorFactory factory;
55          *estimator = factory.Create(observer, clock, webrtc::kAimdControl,
56                                      kMinBitrateBps);
57          *estimator_used = "AbsoluteSendTimeRemoteBitrateEstimator";
58          break;
59        }
60      case webrtc::kRtpExtensionTransmissionTimeOffset: {
61          webrtc::RemoteBitrateEstimatorFactory factory;
62          *estimator = factory.Create(observer, clock, webrtc::kAimdControl,
63                                      kMinBitrateBps);
64          *estimator_used = "RemoteBitrateEstimator";
65          break;
66        }
67      default:
68        assert(false);
69    }
70  }
71  return true;
72}
73