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915 lines
30 KiB
C++
915 lines
30 KiB
C++
/*
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* Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "webrtc/modules/audio_coding/main/test/TestStereo.h"
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#include <assert.h>
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#include <string>
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#include "gtest/gtest.h"
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#include "webrtc/common_types.h"
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#include "webrtc/engine_configurations.h"
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#include "webrtc/modules/audio_coding/main/interface/audio_coding_module_typedefs.h"
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#include "webrtc/modules/audio_coding/main/test/utility.h"
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#include "webrtc/system_wrappers/interface/trace.h"
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#include "webrtc/test/testsupport/fileutils.h"
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namespace webrtc {
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// Class for simulating packet handling
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TestPackStereo::TestPackStereo()
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: receiver_acm_(NULL),
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seq_no_(0),
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timestamp_diff_(0),
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last_in_timestamp_(0),
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total_bytes_(0),
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payload_size_(0),
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codec_mode_(kNotSet),
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lost_packet_(false) {
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}
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TestPackStereo::~TestPackStereo() {
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}
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void TestPackStereo::RegisterReceiverACM(AudioCodingModule* acm) {
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receiver_acm_ = acm;
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return;
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}
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int32_t TestPackStereo::SendData(const FrameType frame_type,
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const uint8_t payload_type,
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const uint32_t timestamp,
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const uint8_t* payload_data,
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const uint16_t payload_size,
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const RTPFragmentationHeader* fragmentation) {
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WebRtcRTPHeader rtp_info;
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int32_t status = 0;
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rtp_info.header.markerBit = false;
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rtp_info.header.ssrc = 0;
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rtp_info.header.sequenceNumber = seq_no_++;
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rtp_info.header.payloadType = payload_type;
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rtp_info.header.timestamp = timestamp;
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if (frame_type == kFrameEmpty) {
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// Skip this frame
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return 0;
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}
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if (lost_packet_ == false) {
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if (frame_type != kAudioFrameCN) {
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rtp_info.type.Audio.isCNG = false;
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rtp_info.type.Audio.channel = static_cast<int>(codec_mode_);
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} else {
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rtp_info.type.Audio.isCNG = true;
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rtp_info.type.Audio.channel = static_cast<int>(kMono);
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}
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status = receiver_acm_->IncomingPacket(payload_data, payload_size,
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rtp_info);
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if (frame_type != kAudioFrameCN) {
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payload_size_ = static_cast<int>(payload_size);
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} else {
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payload_size_ = -1;
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}
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timestamp_diff_ = timestamp - last_in_timestamp_;
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last_in_timestamp_ = timestamp;
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total_bytes_ += payload_size;
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}
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return status;
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}
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uint16_t TestPackStereo::payload_size() {
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return static_cast<uint16_t>(payload_size_);
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}
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uint32_t TestPackStereo::timestamp_diff() {
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return timestamp_diff_;
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}
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void TestPackStereo::reset_payload_size() {
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payload_size_ = 0;
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}
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void TestPackStereo::set_codec_mode(enum StereoMonoMode mode) {
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codec_mode_ = mode;
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}
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void TestPackStereo::set_lost_packet(bool lost) {
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lost_packet_ = lost;
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}
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TestStereo::TestStereo(int test_mode)
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: acm_a_(AudioCodingModule::Create(0)),
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acm_b_(AudioCodingModule::Create(1)),
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channel_a2b_(NULL),
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test_cntr_(0),
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pack_size_samp_(0),
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pack_size_bytes_(0),
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counter_(0),
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g722_pltype_(0),
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l16_8khz_pltype_(-1),
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l16_16khz_pltype_(-1),
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l16_32khz_pltype_(-1),
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pcma_pltype_(-1),
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pcmu_pltype_(-1),
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celt_pltype_(-1),
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opus_pltype_(-1),
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cn_8khz_pltype_(-1),
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cn_16khz_pltype_(-1),
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cn_32khz_pltype_(-1) {
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// test_mode = 0 for silent test (auto test)
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test_mode_ = test_mode;
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}
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TestStereo::~TestStereo() {
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if (channel_a2b_ != NULL) {
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delete channel_a2b_;
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channel_a2b_ = NULL;
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}
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}
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void TestStereo::Perform() {
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uint16_t frequency_hz;
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int audio_channels;
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int codec_channels;
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bool dtx;
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bool vad;
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ACMVADMode vad_mode;
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// Open both mono and stereo test files in 32 kHz.
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const std::string file_name_stereo = webrtc::test::ResourcePath(
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"audio_coding/teststereo32kHz", "pcm");
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const std::string file_name_mono = webrtc::test::ResourcePath(
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"audio_coding/testfile32kHz", "pcm");
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frequency_hz = 32000;
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in_file_stereo_ = new PCMFile();
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in_file_mono_ = new PCMFile();
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in_file_stereo_->Open(file_name_stereo, frequency_hz, "rb");
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in_file_stereo_->ReadStereo(true);
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in_file_mono_->Open(file_name_mono, frequency_hz, "rb");
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in_file_mono_->ReadStereo(false);
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// Create and initialize two ACMs, one for each side of a one-to-one call.
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ASSERT_TRUE((acm_a_.get() != NULL) && (acm_b_.get() != NULL));
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EXPECT_EQ(0, acm_a_->InitializeReceiver());
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EXPECT_EQ(0, acm_b_->InitializeReceiver());
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// Register all available codes as receiving codecs.
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uint8_t num_encoders = acm_a_->NumberOfCodecs();
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CodecInst my_codec_param;
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for (uint8_t n = 0; n < num_encoders; n++) {
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EXPECT_EQ(0, acm_b_->Codec(n, &my_codec_param));
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EXPECT_EQ(0, acm_b_->RegisterReceiveCodec(my_codec_param));
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}
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// Test that unregister all receive codecs works.
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for (uint8_t n = 0; n < num_encoders; n++) {
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EXPECT_EQ(0, acm_b_->Codec(n, &my_codec_param));
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EXPECT_EQ(0, acm_b_->UnregisterReceiveCodec(my_codec_param.pltype));
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}
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// Register all available codes as receiving codecs once more.
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for (uint8_t n = 0; n < num_encoders; n++) {
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EXPECT_EQ(0, acm_b_->Codec(n, &my_codec_param));
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EXPECT_EQ(0, acm_b_->RegisterReceiveCodec(my_codec_param));
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}
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// Create and connect the channel.
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channel_a2b_ = new TestPackStereo;
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EXPECT_EQ(0, acm_a_->RegisterTransportCallback(channel_a2b_));
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channel_a2b_->RegisterReceiverACM(acm_b_.get());
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// Start with setting VAD/DTX, before we know we will send stereo.
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// Continue with setting a stereo codec as send codec and verify that
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// VAD/DTX gets turned off.
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EXPECT_EQ(0, acm_a_->SetVAD(true, true, VADNormal));
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EXPECT_EQ(0, acm_a_->VAD(&dtx, &vad, &vad_mode));
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EXPECT_TRUE(dtx);
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EXPECT_TRUE(vad);
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char codec_pcma_temp[] = "PCMA";
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RegisterSendCodec('A', codec_pcma_temp, 8000, 64000, 80, 2, pcma_pltype_);
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EXPECT_EQ(0, acm_a_->VAD(&dtx, &vad, &vad_mode));
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EXPECT_FALSE(dtx);
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EXPECT_FALSE(vad);
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if (test_mode_ != 0) {
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printf("\n");
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}
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//
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// Test Stereo-To-Stereo for all codecs.
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//
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audio_channels = 2;
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codec_channels = 2;
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// All codecs are tested for all allowed sampling frequencies, rates and
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// packet sizes.
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#ifdef WEBRTC_CODEC_G722
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if (test_mode_ != 0) {
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printf("===========================================================\n");
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printf("Test number: %d\n", test_cntr_ + 1);
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printf("Test type: Stereo-to-stereo\n");
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}
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channel_a2b_->set_codec_mode(kStereo);
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test_cntr_++;
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OpenOutFile(test_cntr_);
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char codec_g722[] = "G722";
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RegisterSendCodec('A', codec_g722, 16000, 64000, 160, codec_channels,
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g722_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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RegisterSendCodec('A', codec_g722, 16000, 64000, 320, codec_channels,
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g722_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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RegisterSendCodec('A', codec_g722, 16000, 64000, 480, codec_channels,
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g722_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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RegisterSendCodec('A', codec_g722, 16000, 64000, 640, codec_channels,
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g722_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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RegisterSendCodec('A', codec_g722, 16000, 64000, 800, codec_channels,
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g722_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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RegisterSendCodec('A', codec_g722, 16000, 64000, 960, codec_channels,
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g722_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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out_file_.Close();
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#endif
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#ifdef WEBRTC_CODEC_PCM16
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if (test_mode_ != 0) {
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printf("===========================================================\n");
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printf("Test number: %d\n", test_cntr_ + 1);
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printf("Test type: Stereo-to-stereo\n");
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}
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channel_a2b_->set_codec_mode(kStereo);
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test_cntr_++;
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OpenOutFile(test_cntr_);
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char codec_l16[] = "L16";
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RegisterSendCodec('A', codec_l16, 8000, 128000, 80, codec_channels,
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l16_8khz_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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RegisterSendCodec('A', codec_l16, 8000, 128000, 160, codec_channels,
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l16_8khz_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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RegisterSendCodec('A', codec_l16, 8000, 128000, 240, codec_channels,
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l16_8khz_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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RegisterSendCodec('A', codec_l16, 8000, 128000, 320, codec_channels,
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l16_8khz_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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out_file_.Close();
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if (test_mode_ != 0) {
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printf("===========================================================\n");
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printf("Test number: %d\n", test_cntr_ + 1);
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printf("Test type: Stereo-to-stereo\n");
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}
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test_cntr_++;
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OpenOutFile(test_cntr_);
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RegisterSendCodec('A', codec_l16, 16000, 256000, 160, codec_channels,
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l16_16khz_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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RegisterSendCodec('A', codec_l16, 16000, 256000, 320, codec_channels,
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l16_16khz_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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RegisterSendCodec('A', codec_l16, 16000, 256000, 480, codec_channels,
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l16_16khz_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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RegisterSendCodec('A', codec_l16, 16000, 256000, 640, codec_channels,
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l16_16khz_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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out_file_.Close();
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if (test_mode_ != 0) {
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printf("===========================================================\n");
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printf("Test number: %d\n", test_cntr_ + 1);
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printf("Test type: Stereo-to-stereo\n");
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}
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test_cntr_++;
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OpenOutFile(test_cntr_);
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RegisterSendCodec('A', codec_l16, 32000, 512000, 320, codec_channels,
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l16_32khz_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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RegisterSendCodec('A', codec_l16, 32000, 512000, 640, codec_channels,
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l16_32khz_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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out_file_.Close();
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#endif
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#define PCMA_AND_PCMU
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#ifdef PCMA_AND_PCMU
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if (test_mode_ != 0) {
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printf("===========================================================\n");
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printf("Test number: %d\n", test_cntr_ + 1);
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printf("Test type: Stereo-to-stereo\n");
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}
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channel_a2b_->set_codec_mode(kStereo);
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audio_channels = 2;
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codec_channels = 2;
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test_cntr_++;
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OpenOutFile(test_cntr_);
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char codec_pcma[] = "PCMA";
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RegisterSendCodec('A', codec_pcma, 8000, 64000, 80, codec_channels,
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pcma_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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RegisterSendCodec('A', codec_pcma, 8000, 64000, 160, codec_channels,
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pcma_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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RegisterSendCodec('A', codec_pcma, 8000, 64000, 240, codec_channels,
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pcma_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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RegisterSendCodec('A', codec_pcma, 8000, 64000, 320, codec_channels,
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pcma_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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RegisterSendCodec('A', codec_pcma, 8000, 64000, 400, codec_channels,
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pcma_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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RegisterSendCodec('A', codec_pcma, 8000, 64000, 480, codec_channels,
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pcma_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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// Test that VAD/DTX cannot be turned on while sending stereo.
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EXPECT_EQ(-1, acm_a_->SetVAD(true, true, VADNormal));
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EXPECT_EQ(0, acm_a_->VAD(&dtx, &vad, &vad_mode));
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EXPECT_FALSE(dtx);
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EXPECT_FALSE(vad);
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EXPECT_EQ(-1, acm_a_->SetVAD(true, false, VADNormal));
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EXPECT_EQ(0, acm_a_->VAD(&dtx, &vad, &vad_mode));
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EXPECT_FALSE(dtx);
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EXPECT_FALSE(vad);
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EXPECT_EQ(-1, acm_a_->SetVAD(false, true, VADNormal));
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EXPECT_EQ(0, acm_a_->VAD(&dtx, &vad, &vad_mode));
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EXPECT_FALSE(dtx);
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EXPECT_FALSE(vad);
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EXPECT_EQ(0, acm_a_->SetVAD(false, false, VADNormal));
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EXPECT_EQ(0, acm_a_->VAD(&dtx, &vad, &vad_mode));
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EXPECT_FALSE(dtx);
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EXPECT_FALSE(vad);
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out_file_.Close();
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if (test_mode_ != 0) {
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printf("===========================================================\n");
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printf("Test number: %d\n", test_cntr_ + 1);
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printf("Test type: Stereo-to-stereo\n");
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}
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test_cntr_++;
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OpenOutFile(test_cntr_);
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char codec_pcmu[] = "PCMU";
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RegisterSendCodec('A', codec_pcmu, 8000, 64000, 80, codec_channels,
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pcmu_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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RegisterSendCodec('A', codec_pcmu, 8000, 64000, 160, codec_channels,
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pcmu_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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RegisterSendCodec('A', codec_pcmu, 8000, 64000, 240, codec_channels,
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pcmu_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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RegisterSendCodec('A', codec_pcmu, 8000, 64000, 320, codec_channels,
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pcmu_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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RegisterSendCodec('A', codec_pcmu, 8000, 64000, 400, codec_channels,
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pcmu_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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RegisterSendCodec('A', codec_pcmu, 8000, 64000, 480, codec_channels,
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pcmu_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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out_file_.Close();
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#endif
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#ifdef WEBRTC_CODEC_CELT
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if (test_mode_ != 0) {
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printf("===========================================================\n");
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printf("Test number: %d\n", test_cntr_ + 1);
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printf("Test type: Stereo-to-stereo\n");
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}
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channel_a2b_->set_codec_mode(kStereo);
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audio_channels = 2;
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codec_channels = 2;
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test_cntr_++;
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OpenOutFile(test_cntr_);
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char codec_celt[] = "CELT";
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RegisterSendCodec('A', codec_celt, 32000, 48000, 640, codec_channels,
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celt_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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RegisterSendCodec('A', codec_celt, 32000, 64000, 640, codec_channels,
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celt_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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RegisterSendCodec('A', codec_celt, 32000, 128000, 640, codec_channels,
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celt_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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out_file_.Close();
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#endif
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#ifdef WEBRTC_CODEC_OPUS
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if (test_mode_ != 0) {
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printf("===========================================================\n");
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printf("Test number: %d\n", test_cntr_ + 1);
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printf("Test type: Stereo-to-stereo\n");
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}
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channel_a2b_->set_codec_mode(kStereo);
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audio_channels = 2;
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codec_channels = 2;
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test_cntr_++;
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OpenOutFile(test_cntr_);
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char codec_opus[] = "opus";
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// Run Opus with 10 ms frame size.
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RegisterSendCodec('A', codec_opus, 48000, 64000, 480, codec_channels,
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opus_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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// Run Opus with 20 ms frame size.
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RegisterSendCodec('A', codec_opus, 48000, 64000, 480*2, codec_channels,
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opus_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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// Run Opus with 40 ms frame size.
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RegisterSendCodec('A', codec_opus, 48000, 64000, 480*4, codec_channels,
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opus_pltype_);
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Run(channel_a2b_, audio_channels, codec_channels);
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// Run Opus with 60 ms frame size.
|
|
RegisterSendCodec('A', codec_opus, 48000, 64000, 480*6, codec_channels,
|
|
opus_pltype_);
|
|
Run(channel_a2b_, audio_channels, codec_channels);
|
|
// Run Opus with 20 ms frame size and different bitrates.
|
|
RegisterSendCodec('A', codec_opus, 48000, 40000, 960, codec_channels,
|
|
opus_pltype_);
|
|
Run(channel_a2b_, audio_channels, codec_channels);
|
|
RegisterSendCodec('A', codec_opus, 48000, 510000, 960, codec_channels,
|
|
opus_pltype_);
|
|
Run(channel_a2b_, audio_channels, codec_channels);
|
|
out_file_.Close();
|
|
#endif
|
|
//
|
|
// Test Mono-To-Stereo for all codecs.
|
|
//
|
|
audio_channels = 1;
|
|
codec_channels = 2;
|
|
|
|
#ifdef WEBRTC_CODEC_G722
|
|
if (test_mode_ != 0) {
|
|
printf("===============================================================\n");
|
|
printf("Test number: %d\n", test_cntr_ + 1);
|
|
printf("Test type: Mono-to-stereo\n");
|
|
}
|
|
test_cntr_++;
|
|
channel_a2b_->set_codec_mode(kStereo);
|
|
OpenOutFile(test_cntr_);
|
|
RegisterSendCodec('A', codec_g722, 16000, 64000, 160, codec_channels,
|
|
g722_pltype_);
|
|
Run(channel_a2b_, audio_channels, codec_channels);
|
|
out_file_.Close();
|
|
#endif
|
|
#ifdef WEBRTC_CODEC_PCM16
|
|
if (test_mode_ != 0) {
|
|
printf("===============================================================\n");
|
|
printf("Test number: %d\n", test_cntr_ + 1);
|
|
printf("Test type: Mono-to-stereo\n");
|
|
}
|
|
test_cntr_++;
|
|
channel_a2b_->set_codec_mode(kStereo);
|
|
OpenOutFile(test_cntr_);
|
|
RegisterSendCodec('A', codec_l16, 8000, 128000, 80, codec_channels,
|
|
l16_8khz_pltype_);
|
|
Run(channel_a2b_, audio_channels, codec_channels);
|
|
out_file_.Close();
|
|
if (test_mode_ != 0) {
|
|
printf("===============================================================\n");
|
|
printf("Test number: %d\n", test_cntr_ + 1);
|
|
printf("Test type: Mono-to-stereo\n");
|
|
}
|
|
test_cntr_++;
|
|
OpenOutFile(test_cntr_);
|
|
RegisterSendCodec('A', codec_l16, 16000, 256000, 160, codec_channels,
|
|
l16_16khz_pltype_);
|
|
Run(channel_a2b_, audio_channels, codec_channels);
|
|
out_file_.Close();
|
|
if (test_mode_ != 0) {
|
|
printf("===============================================================\n");
|
|
printf("Test number: %d\n", test_cntr_ + 1);
|
|
printf("Test type: Mono-to-stereo\n");
|
|
}
|
|
test_cntr_++;
|
|
OpenOutFile(test_cntr_);
|
|
RegisterSendCodec('A', codec_l16, 32000, 512000, 320, codec_channels,
|
|
l16_32khz_pltype_);
|
|
Run(channel_a2b_, audio_channels, codec_channels);
|
|
out_file_.Close();
|
|
#endif
|
|
#ifdef PCMA_AND_PCMU
|
|
if (test_mode_ != 0) {
|
|
printf("===============================================================\n");
|
|
printf("Test number: %d\n", test_cntr_ + 1);
|
|
printf("Test type: Mono-to-stereo\n");
|
|
}
|
|
test_cntr_++;
|
|
channel_a2b_->set_codec_mode(kStereo);
|
|
OpenOutFile(test_cntr_);
|
|
RegisterSendCodec('A', codec_pcmu, 8000, 64000, 80, codec_channels,
|
|
pcmu_pltype_);
|
|
Run(channel_a2b_, audio_channels, codec_channels);
|
|
RegisterSendCodec('A', codec_pcma, 8000, 64000, 80, codec_channels,
|
|
pcma_pltype_);
|
|
Run(channel_a2b_, audio_channels, codec_channels);
|
|
out_file_.Close();
|
|
#endif
|
|
#ifdef WEBRTC_CODEC_CELT
|
|
if (test_mode_ != 0) {
|
|
printf("===============================================================\n");
|
|
printf("Test number: %d\n", test_cntr_ + 1);
|
|
printf("Test type: Mono-to-stereo\n");
|
|
}
|
|
test_cntr_++;
|
|
channel_a2b_->set_codec_mode(kStereo);
|
|
OpenOutFile(test_cntr_);
|
|
RegisterSendCodec('A', codec_celt, 32000, 64000, 640, codec_channels,
|
|
celt_pltype_);
|
|
Run(channel_a2b_, audio_channels, codec_channels);
|
|
out_file_.Close();
|
|
#endif
|
|
#ifdef WEBRTC_CODEC_OPUS
|
|
if (test_mode_ != 0) {
|
|
printf("===============================================================\n");
|
|
printf("Test number: %d\n", test_cntr_ + 1);
|
|
printf("Test type: Mono-to-stereo\n");
|
|
}
|
|
|
|
// Keep encode and decode in stereo.
|
|
test_cntr_++;
|
|
channel_a2b_->set_codec_mode(kStereo);
|
|
OpenOutFile(test_cntr_);
|
|
RegisterSendCodec('A', codec_opus, 48000, 64000, 960, codec_channels,
|
|
opus_pltype_);
|
|
Run(channel_a2b_, audio_channels, codec_channels);
|
|
|
|
// Encode in mono, decode in stereo mode.
|
|
RegisterSendCodec('A', codec_opus, 48000, 64000, 960, 1, opus_pltype_);
|
|
Run(channel_a2b_, audio_channels, codec_channels);
|
|
out_file_.Close();
|
|
#endif
|
|
|
|
//
|
|
// Test Stereo-To-Mono for all codecs.
|
|
//
|
|
audio_channels = 2;
|
|
codec_channels = 1;
|
|
channel_a2b_->set_codec_mode(kMono);
|
|
|
|
#ifdef WEBRTC_CODEC_G722
|
|
// Run stereo audio and mono codec.
|
|
if (test_mode_ != 0) {
|
|
printf("===============================================================\n");
|
|
printf("Test number: %d\n", test_cntr_ + 1);
|
|
printf("Test type: Stereo-to-mono\n");
|
|
}
|
|
test_cntr_++;
|
|
OpenOutFile(test_cntr_);
|
|
RegisterSendCodec('A', codec_g722, 16000, 64000, 160, codec_channels,
|
|
g722_pltype_);
|
|
|
|
// Make sure it is possible to set VAD/CNG, now that we are sending mono
|
|
// again.
|
|
EXPECT_EQ(0, acm_a_->SetVAD(true, true, VADNormal));
|
|
EXPECT_EQ(0, acm_a_->VAD(&dtx, &vad, &vad_mode));
|
|
EXPECT_TRUE(dtx);
|
|
EXPECT_TRUE(vad);
|
|
EXPECT_EQ(0, acm_a_->SetVAD(false, false, VADNormal));
|
|
Run(channel_a2b_, audio_channels, codec_channels);
|
|
out_file_.Close();
|
|
#endif
|
|
#ifdef WEBRTC_CODEC_PCM16
|
|
if (test_mode_ != 0) {
|
|
printf("===============================================================\n");
|
|
printf("Test number: %d\n", test_cntr_ + 1);
|
|
printf("Test type: Stereo-to-mono\n");
|
|
}
|
|
test_cntr_++;
|
|
OpenOutFile(test_cntr_);
|
|
RegisterSendCodec('A', codec_l16, 8000, 128000, 80, codec_channels,
|
|
l16_8khz_pltype_);
|
|
Run(channel_a2b_, audio_channels, codec_channels);
|
|
out_file_.Close();
|
|
if (test_mode_ != 0) {
|
|
printf("===============================================================\n");
|
|
printf("Test number: %d\n", test_cntr_ + 1);
|
|
printf("Test type: Stereo-to-mono\n");
|
|
}
|
|
test_cntr_++;
|
|
OpenOutFile(test_cntr_);
|
|
RegisterSendCodec('A', codec_l16, 16000, 256000, 160, codec_channels,
|
|
l16_16khz_pltype_);
|
|
Run(channel_a2b_, audio_channels, codec_channels);
|
|
out_file_.Close();
|
|
if (test_mode_ != 0) {
|
|
printf("==============================================================\n");
|
|
printf("Test number: %d\n", test_cntr_ + 1);
|
|
printf("Test type: Stereo-to-mono\n");
|
|
}
|
|
test_cntr_++;
|
|
OpenOutFile(test_cntr_);
|
|
RegisterSendCodec('A', codec_l16, 32000, 512000, 320, codec_channels,
|
|
l16_32khz_pltype_);
|
|
Run(channel_a2b_, audio_channels, codec_channels);
|
|
out_file_.Close();
|
|
#endif
|
|
#ifdef PCMA_AND_PCMU
|
|
if (test_mode_ != 0) {
|
|
printf("===============================================================\n");
|
|
printf("Test number: %d\n", test_cntr_ + 1);
|
|
printf("Test type: Stereo-to-mono\n");
|
|
}
|
|
test_cntr_++;
|
|
OpenOutFile(test_cntr_);
|
|
RegisterSendCodec('A', codec_pcmu, 8000, 64000, 80, codec_channels,
|
|
pcmu_pltype_);
|
|
Run(channel_a2b_, audio_channels, codec_channels);
|
|
RegisterSendCodec('A', codec_pcma, 8000, 64000, 80, codec_channels,
|
|
pcma_pltype_);
|
|
Run(channel_a2b_, audio_channels, codec_channels);
|
|
out_file_.Close();
|
|
#endif
|
|
#ifdef WEBRTC_CODEC_CELT
|
|
if (test_mode_ != 0) {
|
|
printf("===============================================================\n");
|
|
printf("Test number: %d\n", test_cntr_ + 1);
|
|
printf("Test type: Stereo-to-mono\n");
|
|
}
|
|
test_cntr_++;
|
|
OpenOutFile(test_cntr_);
|
|
RegisterSendCodec('A', codec_celt, 32000, 64000, 640, codec_channels,
|
|
celt_pltype_);
|
|
Run(channel_a2b_, audio_channels, codec_channels);
|
|
out_file_.Close();
|
|
#endif
|
|
#ifdef WEBRTC_CODEC_OPUS
|
|
if (test_mode_ != 0) {
|
|
printf("===============================================================\n");
|
|
printf("Test number: %d\n", test_cntr_ + 1);
|
|
printf("Test type: Stereo-to-mono\n");
|
|
}
|
|
test_cntr_++;
|
|
OpenOutFile(test_cntr_);
|
|
// Encode and decode in mono.
|
|
RegisterSendCodec('A', codec_opus, 48000, 32000, 960, codec_channels,
|
|
opus_pltype_);
|
|
CodecInst opus_codec_param;
|
|
for (uint8_t n = 0; n < num_encoders; n++) {
|
|
EXPECT_EQ(0, acm_b_->Codec(n, &opus_codec_param));
|
|
if (!strcmp(opus_codec_param.plname, "opus")) {
|
|
opus_codec_param.channels = 1;
|
|
EXPECT_EQ(0, acm_b_->RegisterReceiveCodec(opus_codec_param));
|
|
break;
|
|
}
|
|
}
|
|
Run(channel_a2b_, audio_channels, codec_channels);
|
|
|
|
// Encode in stereo, decode in mono.
|
|
RegisterSendCodec('A', codec_opus, 48000, 32000, 960, 2, opus_pltype_);
|
|
Run(channel_a2b_, audio_channels, codec_channels);
|
|
|
|
out_file_.Close();
|
|
|
|
// Test switching between decoding mono and stereo for Opus.
|
|
|
|
// Decode in mono.
|
|
test_cntr_++;
|
|
OpenOutFile(test_cntr_);
|
|
if (test_mode_ != 0) {
|
|
// Print out codec and settings
|
|
printf("Test number: %d\nCodec: Opus Freq: 48000 Rate :32000 PackSize: 960"
|
|
" Decode: mono\n", test_cntr_);
|
|
}
|
|
Run(channel_a2b_, audio_channels, codec_channels);
|
|
out_file_.Close();
|
|
// Decode in stereo.
|
|
test_cntr_++;
|
|
OpenOutFile(test_cntr_);
|
|
if (test_mode_ != 0) {
|
|
// Print out codec and settings
|
|
printf("Test number: %d\nCodec: Opus Freq: 48000 Rate :32000 PackSize: 960"
|
|
" Decode: stereo\n", test_cntr_);
|
|
}
|
|
opus_codec_param.channels = 2;
|
|
EXPECT_EQ(0, acm_b_->RegisterReceiveCodec(opus_codec_param));
|
|
Run(channel_a2b_, audio_channels, 2);
|
|
out_file_.Close();
|
|
// Decode in mono.
|
|
test_cntr_++;
|
|
OpenOutFile(test_cntr_);
|
|
if (test_mode_ != 0) {
|
|
// Print out codec and settings
|
|
printf("Test number: %d\nCodec: Opus Freq: 48000 Rate :32000 PackSize: 960"
|
|
" Decode: mono\n", test_cntr_);
|
|
}
|
|
opus_codec_param.channels = 1;
|
|
EXPECT_EQ(0, acm_b_->RegisterReceiveCodec(opus_codec_param));
|
|
Run(channel_a2b_, audio_channels, codec_channels);
|
|
out_file_.Close();
|
|
|
|
#endif
|
|
|
|
// Print out which codecs were tested, and which were not, in the run.
|
|
if (test_mode_ != 0) {
|
|
printf("\nThe following codecs was INCLUDED in the test:\n");
|
|
#ifdef WEBRTC_CODEC_G722
|
|
printf(" G.722\n");
|
|
#endif
|
|
#ifdef WEBRTC_CODEC_PCM16
|
|
printf(" PCM16\n");
|
|
#endif
|
|
printf(" G.711\n");
|
|
#ifdef WEBRTC_CODEC_CELT
|
|
printf(" CELT\n");
|
|
#endif
|
|
#ifdef WEBRTC_CODEC_OPUS
|
|
printf(" Opus\n");
|
|
#endif
|
|
printf("\nTo complete the test, listen to the %d number of output "
|
|
"files.\n",
|
|
test_cntr_);
|
|
}
|
|
|
|
// Delete the file pointers.
|
|
delete in_file_stereo_;
|
|
delete in_file_mono_;
|
|
}
|
|
|
|
// Register Codec to use in the test
|
|
//
|
|
// Input: side - which ACM to use, 'A' or 'B'
|
|
// codec_name - name to use when register the codec
|
|
// sampling_freq_hz - sampling frequency in Herz
|
|
// rate - bitrate in bytes
|
|
// pack_size - packet size in samples
|
|
// channels - number of channels; 1 for mono, 2 for stereo
|
|
// payload_type - payload type for the codec
|
|
void TestStereo::RegisterSendCodec(char side, char* codec_name,
|
|
int32_t sampling_freq_hz, int rate,
|
|
int pack_size, int channels,
|
|
int payload_type) {
|
|
if (test_mode_ != 0) {
|
|
// Print out codec and settings
|
|
printf("Codec: %s Freq: %d Rate: %d PackSize: %d\n", codec_name,
|
|
sampling_freq_hz, rate, pack_size);
|
|
}
|
|
|
|
// Store packet size in samples, used to validate the received packet
|
|
pack_size_samp_ = pack_size;
|
|
|
|
// Store the expected packet size in bytes, used to validate the received
|
|
// packet. Add 0.875 to always round up to a whole byte.
|
|
// For Celt the packet size in bytes is already counting the stereo part.
|
|
if (!strcmp(codec_name, "CELT")) {
|
|
pack_size_bytes_ = (uint16_t)(
|
|
static_cast<float>(pack_size * rate) /
|
|
static_cast<float>(sampling_freq_hz * 8) + 0.875) / channels;
|
|
} else {
|
|
pack_size_bytes_ = (uint16_t)(
|
|
static_cast<float>(pack_size * rate) /
|
|
static_cast<float>(sampling_freq_hz * 8) + 0.875);
|
|
}
|
|
|
|
// Set pointer to the ACM where to register the codec
|
|
AudioCodingModule* my_acm = NULL;
|
|
switch (side) {
|
|
case 'A': {
|
|
my_acm = acm_a_.get();
|
|
break;
|
|
}
|
|
case 'B': {
|
|
my_acm = acm_b_.get();
|
|
break;
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
ASSERT_TRUE(my_acm != NULL);
|
|
|
|
CodecInst my_codec_param;
|
|
// Get all codec parameters before registering
|
|
EXPECT_GT(AudioCodingModule::Codec(codec_name, &my_codec_param,
|
|
sampling_freq_hz, channels), -1);
|
|
my_codec_param.rate = rate;
|
|
my_codec_param.pacsize = pack_size;
|
|
EXPECT_EQ(0, my_acm->RegisterSendCodec(my_codec_param));
|
|
|
|
send_codec_name_ = codec_name;
|
|
}
|
|
|
|
void TestStereo::Run(TestPackStereo* channel, int in_channels, int out_channels,
|
|
int percent_loss) {
|
|
AudioFrame audio_frame;
|
|
|
|
int32_t out_freq_hz_b = out_file_.SamplingFrequency();
|
|
uint16_t rec_size;
|
|
uint32_t time_stamp_diff;
|
|
channel->reset_payload_size();
|
|
int error_count = 0;
|
|
int variable_bytes = 0;
|
|
int variable_packets = 0;
|
|
|
|
while (1) {
|
|
// Simulate packet loss by setting |packet_loss_| to "true" in
|
|
// |percent_loss| percent of the loops.
|
|
if (percent_loss > 0) {
|
|
if (counter_ == floor((100 / percent_loss) + 0.5)) {
|
|
counter_ = 0;
|
|
channel->set_lost_packet(true);
|
|
} else {
|
|
channel->set_lost_packet(false);
|
|
}
|
|
counter_++;
|
|
}
|
|
|
|
// Add 10 msec to ACM
|
|
if (in_channels == 1) {
|
|
if (in_file_mono_->EndOfFile()) {
|
|
break;
|
|
}
|
|
in_file_mono_->Read10MsData(audio_frame);
|
|
} else {
|
|
if (in_file_stereo_->EndOfFile()) {
|
|
break;
|
|
}
|
|
in_file_stereo_->Read10MsData(audio_frame);
|
|
}
|
|
EXPECT_EQ(0, acm_a_->Add10MsData(audio_frame));
|
|
|
|
// Run sender side of ACM
|
|
EXPECT_GT(acm_a_->Process(), -1);
|
|
|
|
// Verify that the received packet size matches the settings.
|
|
rec_size = channel->payload_size();
|
|
if ((0 < rec_size) & (rec_size < 65535)) {
|
|
if (strcmp(send_codec_name_, "opus") == 0) {
|
|
// Opus is a variable rate codec, hence calculate the average packet
|
|
// size, and later make sure the average is in the right range.
|
|
variable_bytes += rec_size;
|
|
variable_packets++;
|
|
} else {
|
|
// For fixed rate codecs, check that packet size is correct.
|
|
if ((rec_size != pack_size_bytes_ * out_channels)
|
|
&& (pack_size_bytes_ < 65535)) {
|
|
error_count++;
|
|
}
|
|
}
|
|
// Verify that the timestamp is updated with expected length
|
|
time_stamp_diff = channel->timestamp_diff();
|
|
if ((counter_ > 10) && (time_stamp_diff != pack_size_samp_)) {
|
|
error_count++;
|
|
}
|
|
}
|
|
|
|
// Run received side of ACM
|
|
EXPECT_EQ(0, acm_b_->PlayoutData10Ms(out_freq_hz_b, &audio_frame));
|
|
|
|
// Write output speech to file
|
|
out_file_.Write10MsData(
|
|
audio_frame.data_,
|
|
audio_frame.samples_per_channel_ * audio_frame.num_channels_);
|
|
}
|
|
|
|
EXPECT_EQ(0, error_count);
|
|
|
|
// Check that packet size is in the right range for variable rate codecs,
|
|
// such as Opus.
|
|
if (variable_packets > 0) {
|
|
variable_bytes /= variable_packets;
|
|
EXPECT_NEAR(variable_bytes, pack_size_bytes_, 3);
|
|
}
|
|
|
|
if (in_file_mono_->EndOfFile()) {
|
|
in_file_mono_->Rewind();
|
|
}
|
|
if (in_file_stereo_->EndOfFile()) {
|
|
in_file_stereo_->Rewind();
|
|
}
|
|
// Reset in case we ended with a lost packet
|
|
channel->set_lost_packet(false);
|
|
}
|
|
|
|
void TestStereo::OpenOutFile(int16_t test_number) {
|
|
std::string file_name;
|
|
std::stringstream file_stream;
|
|
file_stream << webrtc::test::OutputPath() << "teststereo_out_" << test_number
|
|
<< ".pcm";
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file_name = file_stream.str();
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out_file_.Open(file_name, 32000, "wb");
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}
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void TestStereo::DisplaySendReceiveCodec() {
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CodecInst my_codec_param;
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acm_a_->SendCodec(&my_codec_param);
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if (test_mode_ != 0) {
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printf("%s -> ", my_codec_param.plname);
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}
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acm_b_->ReceiveCodec(&my_codec_param);
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if (test_mode_ != 0) {
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printf("%s\n", my_codec_param.plname);
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}
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}
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|
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} // namespace webrtc
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