blob: 403f81fd03ea2783b224aef16a08139f4a430c8c [file] [log] [blame]
* Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
#include "modules/remote_bitrate_estimator/tools/bwe_rtp.h"
#include <stdio.h>
#include <set>
#include <sstream>
#include <string>
#include "absl/flags/flag.h"
#include "absl/flags/parse.h"
#include "modules/rtp_rtcp/include/rtp_header_extension_map.h"
#include "test/rtp_file_reader.h"
"Extension type, either abs for absolute send time or tsoffset "
"for timestamp offset.");
std::string ExtensionType() {
return absl::GetFlag(FLAGS_extension_type);
ABSL_FLAG(int, extension_id, 3, "Extension id.");
int ExtensionId() {
return absl::GetFlag(FLAGS_extension_id);
ABSL_FLAG(std::string, input_file, "", "Input file.");
std::string InputFile() {
return absl::GetFlag(FLAGS_input_file);
"Comma-separated list of SSRCs in hexadecimal which are to be "
"used as input to the BWE (only applicable to pcap files).");
std::set<uint32_t> SsrcFilter() {
std::string ssrc_filter_string = absl::GetFlag(FLAGS_ssrc_filter);
if (ssrc_filter_string.empty())
return std::set<uint32_t>();
std::stringstream ss;
std::string ssrc_filter = ssrc_filter_string;
std::set<uint32_t> ssrcs;
// Parse the ssrcs in hexadecimal format.
ss << std::hex << ssrc_filter;
uint32_t ssrc;
while (ss >> ssrc) {
ss.ignore(1, ',');
return ssrcs;
bool ParseArgsAndSetupRtpReader(
int argc,
char** argv,
std::unique_ptr<webrtc::test::RtpFileReader>& rtp_reader,
webrtc::RtpHeaderExtensionMap& rtp_header_extensions) {
absl::ParseCommandLine(argc, argv);
std::string filename = InputFile();
std::set<uint32_t> ssrc_filter = SsrcFilter();
fprintf(stderr, "Filter on SSRC: ");
for (auto& s : ssrc_filter) {
fprintf(stderr, "0x%08x, ", s);
fprintf(stderr, "\n");
if (filename.substr(filename.find_last_of('.')) == ".pcap") {
fprintf(stderr, "Opening as pcap\n");
webrtc::test::RtpFileReader::kPcap, filename.c_str(), SsrcFilter()));
} else {
fprintf(stderr, "Opening as rtp\n");
webrtc::test::RtpFileReader::kRtpDump, filename.c_str()));
if (!rtp_reader) {
fprintf(stderr, "Cannot open input file %s\n", filename.c_str());
return false;
fprintf(stderr, "Input file: %s\n\n", filename.c_str());
webrtc::RTPExtensionType extension = webrtc::kRtpExtensionAbsoluteSendTime;
if (ExtensionType() == "tsoffset") {
extension = webrtc::kRtpExtensionTransmissionTimeOffset;
fprintf(stderr, "Extension: toffset\n");
} else if (ExtensionType() == "abs") {
fprintf(stderr, "Extension: abs\n");
} else {
fprintf(stderr, "Unknown extension type\n");
return false;
rtp_header_extensions.RegisterByType(ExtensionId(), extension);
return true;