| /* |
| * Copyright (c) 2013 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 <iostream> |
| #include <string> |
| |
| #include "absl/flags/flag.h" |
| #include "absl/flags/parse.h" |
| #include "absl/strings/string_view.h" |
| #include "absl/types/optional.h" |
| #include "modules/audio_coding/neteq/tools/neteq_test.h" |
| #include "modules/audio_coding/neteq/tools/neteq_test_factory.h" |
| #include "rtc_base/strings/string_builder.h" |
| #include "system_wrappers/include/field_trial.h" |
| #include "test/field_trial.h" |
| |
| using TestConfig = webrtc::test::NetEqTestFactory::Config; |
| |
| ABSL_FLAG(bool, |
| codec_map, |
| false, |
| "Prints the mapping between RTP payload type and " |
| "codec"); |
| ABSL_FLAG(std::string, |
| force_fieldtrials, |
| "", |
| "Field trials control experimental feature code which can be forced. " |
| "E.g. running with --force_fieldtrials=WebRTC-FooFeature/Enable/" |
| " will assign the group Enable to field trial WebRTC-FooFeature."); |
| ABSL_FLAG(int, pcmu, TestConfig::default_pcmu(), "RTP payload type for PCM-u"); |
| ABSL_FLAG(int, pcma, TestConfig::default_pcma(), "RTP payload type for PCM-a"); |
| ABSL_FLAG(int, ilbc, TestConfig::default_ilbc(), "RTP payload type for iLBC"); |
| ABSL_FLAG(int, isac, TestConfig::default_isac(), "RTP payload type for iSAC"); |
| ABSL_FLAG(int, |
| isac_swb, |
| TestConfig::default_isac_swb(), |
| "RTP payload type for iSAC-swb (32 kHz)"); |
| ABSL_FLAG(int, opus, TestConfig::default_opus(), "RTP payload type for Opus"); |
| ABSL_FLAG(int, |
| pcm16b, |
| TestConfig::default_pcm16b(), |
| "RTP payload type for PCM16b-nb (8 kHz)"); |
| ABSL_FLAG(int, |
| pcm16b_wb, |
| TestConfig::default_pcm16b_wb(), |
| "RTP payload type for PCM16b-wb (16 kHz)"); |
| ABSL_FLAG(int, |
| pcm16b_swb32, |
| TestConfig::default_pcm16b_swb32(), |
| "RTP payload type for PCM16b-swb32 (32 kHz)"); |
| ABSL_FLAG(int, |
| pcm16b_swb48, |
| TestConfig::default_pcm16b_swb48(), |
| "RTP payload type for PCM16b-swb48 (48 kHz)"); |
| ABSL_FLAG(int, g722, TestConfig::default_g722(), "RTP payload type for G.722"); |
| ABSL_FLAG(int, |
| avt, |
| TestConfig::default_avt(), |
| "RTP payload type for AVT/DTMF (8 kHz)"); |
| ABSL_FLAG(int, |
| avt_16, |
| TestConfig::default_avt_16(), |
| "RTP payload type for AVT/DTMF (16 kHz)"); |
| ABSL_FLAG(int, |
| avt_32, |
| TestConfig::default_avt_32(), |
| "RTP payload type for AVT/DTMF (32 kHz)"); |
| ABSL_FLAG(int, |
| avt_48, |
| TestConfig::default_avt_48(), |
| "RTP payload type for AVT/DTMF (48 kHz)"); |
| ABSL_FLAG(int, |
| red, |
| TestConfig::default_red(), |
| "RTP payload type for redundant audio (RED)"); |
| ABSL_FLAG(int, |
| cn_nb, |
| TestConfig::default_cn_nb(), |
| "RTP payload type for comfort noise (8 kHz)"); |
| ABSL_FLAG(int, |
| cn_wb, |
| TestConfig::default_cn_wb(), |
| "RTP payload type for comfort noise (16 kHz)"); |
| ABSL_FLAG(int, |
| cn_swb32, |
| TestConfig::default_cn_swb32(), |
| "RTP payload type for comfort noise (32 kHz)"); |
| ABSL_FLAG(int, |
| cn_swb48, |
| TestConfig::default_cn_swb48(), |
| "RTP payload type for comfort noise (48 kHz)"); |
| ABSL_FLAG(std::string, |
| replacement_audio_file, |
| "", |
| "A PCM file that will be used to populate dummy" |
| " RTP packets"); |
| ABSL_FLAG(std::string, |
| ssrc, |
| "", |
| "Only use packets with this SSRC (decimal or hex, the latter " |
| "starting with 0x)"); |
| ABSL_FLAG(int, |
| audio_level, |
| TestConfig::default_audio_level(), |
| "Extension ID for audio level (RFC 6464)"); |
| ABSL_FLAG(int, |
| abs_send_time, |
| TestConfig::default_abs_send_time(), |
| "Extension ID for absolute sender time"); |
| ABSL_FLAG(int, |
| transport_seq_no, |
| TestConfig::default_transport_seq_no(), |
| "Extension ID for transport sequence number"); |
| ABSL_FLAG(int, |
| video_content_type, |
| TestConfig::default_video_content_type(), |
| "Extension ID for video content type"); |
| ABSL_FLAG(int, |
| video_timing, |
| TestConfig::default_video_timing(), |
| "Extension ID for video timing"); |
| ABSL_FLAG(std::string, |
| output_files_base_name, |
| "", |
| "Custom path used as prefix for the output files - i.e., " |
| "matlab plot, python plot, text log."); |
| ABSL_FLAG(bool, |
| matlabplot, |
| false, |
| "Generates a matlab script for plotting the delay profile"); |
| ABSL_FLAG(bool, |
| pythonplot, |
| false, |
| "Generates a python script for plotting the delay profile"); |
| ABSL_FLAG(bool, |
| textlog, |
| false, |
| "Generates a text log describing the simulation on a " |
| "step-by-step basis."); |
| ABSL_FLAG(bool, concealment_events, false, "Prints concealment events"); |
| ABSL_FLAG(int, |
| max_nr_packets_in_buffer, |
| TestConfig::default_max_nr_packets_in_buffer(), |
| "Maximum allowed number of packets in the buffer"); |
| ABSL_FLAG(bool, |
| enable_fast_accelerate, |
| false, |
| "Enables jitter buffer fast accelerate"); |
| |
| namespace { |
| |
| // Parses the input string for a valid SSRC (at the start of the string). If a |
| // valid SSRC is found, it is written to the output variable `ssrc`, and true is |
| // returned. Otherwise, false is returned. |
| bool ParseSsrc(const std::string& str, uint32_t* ssrc) { |
| if (str.empty()) |
| return true; |
| int base = 10; |
| // Look for "0x" or "0X" at the start and change base to 16 if found. |
| if ((str.compare(0, 2, "0x") == 0) || (str.compare(0, 2, "0X") == 0)) |
| base = 16; |
| errno = 0; |
| char* end_ptr; |
| unsigned long value = strtoul(str.c_str(), &end_ptr, base); // NOLINT |
| if (value == ULONG_MAX && errno == ERANGE) |
| return false; // Value out of range for unsigned long. |
| if (sizeof(unsigned long) > sizeof(uint32_t) && value > 0xFFFFFFFF) // NOLINT |
| return false; // Value out of range for uint32_t. |
| if (end_ptr - str.c_str() < static_cast<ptrdiff_t>(str.length())) |
| return false; // Part of the string was not parsed. |
| *ssrc = static_cast<uint32_t>(value); |
| return true; |
| } |
| |
| static bool ValidateExtensionId(int value) { |
| if (value > 0 && value <= 255) // Value is ok. |
| return true; |
| printf("Extension ID must be between 1 and 255, not %d\n", |
| static_cast<int>(value)); |
| return false; |
| } |
| |
| // Flag validators. |
| bool ValidatePayloadType(int value) { |
| if (value >= 0 && value <= 127) // Value is ok. |
| return true; |
| printf("Payload type must be between 0 and 127, not %d\n", |
| static_cast<int>(value)); |
| return false; |
| } |
| |
| bool ValidateSsrcValue(const std::string& str) { |
| uint32_t dummy_ssrc; |
| if (ParseSsrc(str, &dummy_ssrc)) // Value is ok. |
| return true; |
| printf("Invalid SSRC: %s\n", str.c_str()); |
| return false; |
| } |
| |
| void PrintCodecMappingEntry(const char* codec, int flag) { |
| std::cout << codec << ": " << flag << std::endl; |
| } |
| |
| void PrintCodecMapping() { |
| PrintCodecMappingEntry("PCM-u", absl::GetFlag(FLAGS_pcmu)); |
| PrintCodecMappingEntry("PCM-a", absl::GetFlag(FLAGS_pcma)); |
| PrintCodecMappingEntry("iLBC", absl::GetFlag(FLAGS_ilbc)); |
| PrintCodecMappingEntry("iSAC", absl::GetFlag(FLAGS_isac)); |
| PrintCodecMappingEntry("iSAC-swb (32 kHz)", absl::GetFlag(FLAGS_isac_swb)); |
| PrintCodecMappingEntry("Opus", absl::GetFlag(FLAGS_opus)); |
| PrintCodecMappingEntry("PCM16b-nb (8 kHz)", absl::GetFlag(FLAGS_pcm16b)); |
| PrintCodecMappingEntry("PCM16b-wb (16 kHz)", absl::GetFlag(FLAGS_pcm16b_wb)); |
| PrintCodecMappingEntry("PCM16b-swb32 (32 kHz)", |
| absl::GetFlag(FLAGS_pcm16b_swb32)); |
| PrintCodecMappingEntry("PCM16b-swb48 (48 kHz)", |
| absl::GetFlag(FLAGS_pcm16b_swb48)); |
| PrintCodecMappingEntry("G.722", absl::GetFlag(FLAGS_g722)); |
| PrintCodecMappingEntry("AVT/DTMF (8 kHz)", absl::GetFlag(FLAGS_avt)); |
| PrintCodecMappingEntry("AVT/DTMF (16 kHz)", absl::GetFlag(FLAGS_avt_16)); |
| PrintCodecMappingEntry("AVT/DTMF (32 kHz)", absl::GetFlag(FLAGS_avt_32)); |
| PrintCodecMappingEntry("AVT/DTMF (48 kHz)", absl::GetFlag(FLAGS_avt_48)); |
| PrintCodecMappingEntry("redundant audio (RED)", absl::GetFlag(FLAGS_red)); |
| PrintCodecMappingEntry("comfort noise (8 kHz)", absl::GetFlag(FLAGS_cn_nb)); |
| PrintCodecMappingEntry("comfort noise (16 kHz)", absl::GetFlag(FLAGS_cn_wb)); |
| PrintCodecMappingEntry("comfort noise (32 kHz)", |
| absl::GetFlag(FLAGS_cn_swb32)); |
| PrintCodecMappingEntry("comfort noise (48 kHz)", |
| absl::GetFlag(FLAGS_cn_swb48)); |
| } |
| |
| bool ValidateOutputFilesOptions(bool textlog, |
| bool plotting, |
| absl::string_view output_files_base_name, |
| absl::string_view output_audio_filename) { |
| bool output_files_base_name_specified = !output_files_base_name.empty(); |
| if (!textlog && !plotting && output_files_base_name_specified) { |
| std::cout << "Error: --output_files_base_name cannot be used without at " |
| "least one of the following flags: --textlog, --matlabplot, " |
| "--pythonplot." |
| << std::endl; |
| return false; |
| } |
| // Without `output_audio_filename`, `output_files_base_name` is required when |
| // plotting output files must be generated (in order to form a valid output |
| // file name). |
| if (output_audio_filename.empty() && plotting && |
| !output_files_base_name_specified) { |
| std::cout << "Error: when no output audio file is specified and " |
| "--matlabplot and/or --pythonplot are used, " |
| "--output_files_base_name must be also used." |
| << std::endl; |
| return false; |
| } |
| return true; |
| } |
| |
| absl::optional<std::string> CreateOptionalOutputFileName( |
| bool output_requested, |
| absl::string_view basename, |
| absl::string_view output_audio_filename, |
| absl::string_view suffix) { |
| if (!output_requested) { |
| return absl::nullopt; |
| } |
| if (!basename.empty()) { |
| // Override the automatic assignment. |
| rtc::StringBuilder sb(basename); |
| sb << suffix; |
| return sb.str(); |
| } |
| if (!output_audio_filename.empty()) { |
| // Automatically assign name. |
| rtc::StringBuilder sb(output_audio_filename); |
| sb << suffix; |
| return sb.str(); |
| } |
| std::cout << "Error: invalid text log file parameters."; |
| return absl::nullopt; |
| } |
| |
| } // namespace |
| |
| int main(int argc, char* argv[]) { |
| std::vector<char*> args = absl::ParseCommandLine(argc, argv); |
| webrtc::test::NetEqTestFactory factory; |
| std::string usage = |
| "Tool for decoding an RTP dump file using NetEq.\n" |
| "Example usage:\n" |
| "./neteq_rtpplay input.rtp [output.{pcm, wav}]\n"; |
| if (absl::GetFlag(FLAGS_codec_map)) { |
| PrintCodecMapping(); |
| exit(0); |
| } |
| if (args.size() != 2 && |
| args.size() != 3) { // The output audio file is optional. |
| // Print usage information. |
| std::cout << usage; |
| exit(0); |
| } |
| const std::string output_audio_filename((args.size() == 3) ? args[2] : ""); |
| const std::string output_files_base_name( |
| absl::GetFlag(FLAGS_output_files_base_name)); |
| RTC_CHECK(ValidateOutputFilesOptions( |
| absl::GetFlag(FLAGS_textlog), |
| absl::GetFlag(FLAGS_matlabplot) || absl::GetFlag(FLAGS_pythonplot), |
| output_files_base_name, output_audio_filename)); |
| RTC_CHECK(ValidatePayloadType(absl::GetFlag(FLAGS_pcmu))); |
| RTC_CHECK(ValidatePayloadType(absl::GetFlag(FLAGS_pcma))); |
| RTC_CHECK(ValidatePayloadType(absl::GetFlag(FLAGS_ilbc))); |
| RTC_CHECK(ValidatePayloadType(absl::GetFlag(FLAGS_isac))); |
| RTC_CHECK(ValidatePayloadType(absl::GetFlag(FLAGS_isac_swb))); |
| RTC_CHECK(ValidatePayloadType(absl::GetFlag(FLAGS_opus))); |
| RTC_CHECK(ValidatePayloadType(absl::GetFlag(FLAGS_pcm16b))); |
| RTC_CHECK(ValidatePayloadType(absl::GetFlag(FLAGS_pcm16b_wb))); |
| RTC_CHECK(ValidatePayloadType(absl::GetFlag(FLAGS_pcm16b_swb32))); |
| RTC_CHECK(ValidatePayloadType(absl::GetFlag(FLAGS_pcm16b_swb48))); |
| RTC_CHECK(ValidatePayloadType(absl::GetFlag(FLAGS_g722))); |
| RTC_CHECK(ValidatePayloadType(absl::GetFlag(FLAGS_avt))); |
| RTC_CHECK(ValidatePayloadType(absl::GetFlag(FLAGS_avt_16))); |
| RTC_CHECK(ValidatePayloadType(absl::GetFlag(FLAGS_avt_32))); |
| RTC_CHECK(ValidatePayloadType(absl::GetFlag(FLAGS_avt_48))); |
| RTC_CHECK(ValidatePayloadType(absl::GetFlag(FLAGS_red))); |
| RTC_CHECK(ValidatePayloadType(absl::GetFlag(FLAGS_cn_nb))); |
| RTC_CHECK(ValidatePayloadType(absl::GetFlag(FLAGS_cn_wb))); |
| RTC_CHECK(ValidatePayloadType(absl::GetFlag(FLAGS_cn_swb32))); |
| RTC_CHECK(ValidatePayloadType(absl::GetFlag(FLAGS_cn_swb48))); |
| RTC_CHECK(ValidateSsrcValue(absl::GetFlag(FLAGS_ssrc))); |
| RTC_CHECK(ValidateExtensionId(absl::GetFlag(FLAGS_audio_level))); |
| RTC_CHECK(ValidateExtensionId(absl::GetFlag(FLAGS_abs_send_time))); |
| RTC_CHECK(ValidateExtensionId(absl::GetFlag(FLAGS_transport_seq_no))); |
| RTC_CHECK(ValidateExtensionId(absl::GetFlag(FLAGS_video_content_type))); |
| RTC_CHECK(ValidateExtensionId(absl::GetFlag(FLAGS_video_timing))); |
| |
| // Make force_fieldtrials persistent string during entire program live as |
| // absl::GetFlag creates temporary string and c_str() will point to |
| // deallocated string. |
| const std::string force_fieldtrials = absl::GetFlag(FLAGS_force_fieldtrials); |
| webrtc::field_trial::InitFieldTrialsFromString(force_fieldtrials.c_str()); |
| |
| webrtc::test::NetEqTestFactory::Config config; |
| config.pcmu = absl::GetFlag(FLAGS_pcmu); |
| config.pcma = absl::GetFlag(FLAGS_pcma); |
| config.ilbc = absl::GetFlag(FLAGS_ilbc); |
| config.isac = absl::GetFlag(FLAGS_isac); |
| config.isac_swb = absl::GetFlag(FLAGS_isac_swb); |
| config.opus = absl::GetFlag(FLAGS_opus); |
| config.pcm16b = absl::GetFlag(FLAGS_pcm16b); |
| config.pcm16b_wb = absl::GetFlag(FLAGS_pcm16b_wb); |
| config.pcm16b_swb32 = absl::GetFlag(FLAGS_pcm16b_swb32); |
| config.pcm16b_swb48 = absl::GetFlag(FLAGS_pcm16b_swb48); |
| config.g722 = absl::GetFlag(FLAGS_g722); |
| config.avt = absl::GetFlag(FLAGS_avt); |
| config.avt_16 = absl::GetFlag(FLAGS_avt_16); |
| config.avt_32 = absl::GetFlag(FLAGS_avt_32); |
| config.avt_48 = absl::GetFlag(FLAGS_avt_48); |
| config.red = absl::GetFlag(FLAGS_red); |
| config.cn_nb = absl::GetFlag(FLAGS_cn_nb); |
| config.cn_wb = absl::GetFlag(FLAGS_cn_wb); |
| config.cn_swb32 = absl::GetFlag(FLAGS_cn_swb32); |
| config.cn_swb48 = absl::GetFlag(FLAGS_cn_swb48); |
| config.replacement_audio_file = absl::GetFlag(FLAGS_replacement_audio_file); |
| config.audio_level = absl::GetFlag(FLAGS_audio_level); |
| config.abs_send_time = absl::GetFlag(FLAGS_abs_send_time); |
| config.transport_seq_no = absl::GetFlag(FLAGS_transport_seq_no); |
| config.video_content_type = absl::GetFlag(FLAGS_video_content_type); |
| config.video_timing = absl::GetFlag(FLAGS_video_timing); |
| config.matlabplot = absl::GetFlag(FLAGS_matlabplot); |
| config.pythonplot = absl::GetFlag(FLAGS_pythonplot); |
| config.concealment_events = absl::GetFlag(FLAGS_concealment_events); |
| config.max_nr_packets_in_buffer = |
| absl::GetFlag(FLAGS_max_nr_packets_in_buffer); |
| config.enable_fast_accelerate = absl::GetFlag(FLAGS_enable_fast_accelerate); |
| if (!output_audio_filename.empty()) { |
| config.output_audio_filename = output_audio_filename; |
| } |
| config.textlog = absl::GetFlag(FLAGS_textlog); |
| config.textlog_filename = CreateOptionalOutputFileName( |
| absl::GetFlag(FLAGS_textlog), output_files_base_name, |
| output_audio_filename, ".text_log.txt"); |
| config.plot_scripts_basename = CreateOptionalOutputFileName( |
| absl::GetFlag(FLAGS_matlabplot) || absl::GetFlag(FLAGS_pythonplot), |
| output_files_base_name, output_audio_filename, ""); |
| |
| // Check if an SSRC value was provided. |
| if (absl::GetFlag(FLAGS_ssrc).size() > 0) { |
| uint32_t ssrc; |
| RTC_CHECK(ParseSsrc(absl::GetFlag(FLAGS_ssrc), &ssrc)) |
| << "Flag verification has failed."; |
| config.ssrc_filter = absl::make_optional(ssrc); |
| } |
| |
| std::unique_ptr<webrtc::test::NetEqTest> test = |
| factory.InitializeTestFromFile(/*input_filename=*/args[1], |
| /*factory=*/nullptr, config); |
| RTC_CHECK(test) << "ERROR: Unable to run test"; |
| test->Run(); |
| return 0; |
| } |
