diff options
Diffstat (limited to 'webrtc/modules/audio_coding/main/test/TestStereo.cc')
-rw-r--r-- | webrtc/modules/audio_coding/main/test/TestStereo.cc | 837 |
1 files changed, 0 insertions, 837 deletions
diff --git a/webrtc/modules/audio_coding/main/test/TestStereo.cc b/webrtc/modules/audio_coding/main/test/TestStereo.cc deleted file mode 100644 index 69cc3272bb..0000000000 --- a/webrtc/modules/audio_coding/main/test/TestStereo.cc +++ /dev/null @@ -1,837 +0,0 @@ -/* - * Copyright (c) 2012 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 "webrtc/modules/audio_coding/main/test/TestStereo.h" - -#include <assert.h> - -#include <string> - -#include "testing/gtest/include/gtest/gtest.h" -#include "webrtc/common_types.h" -#include "webrtc/engine_configurations.h" -#include "webrtc/modules/audio_coding/main/include/audio_coding_module_typedefs.h" -#include "webrtc/modules/audio_coding/main/test/utility.h" -#include "webrtc/system_wrappers/include/trace.h" -#include "webrtc/test/testsupport/fileutils.h" - -namespace webrtc { - -// Class for simulating packet handling -TestPackStereo::TestPackStereo() - : receiver_acm_(NULL), - seq_no_(0), - timestamp_diff_(0), - last_in_timestamp_(0), - total_bytes_(0), - payload_size_(0), - codec_mode_(kNotSet), - lost_packet_(false) { -} - -TestPackStereo::~TestPackStereo() { -} - -void TestPackStereo::RegisterReceiverACM(AudioCodingModule* acm) { - receiver_acm_ = acm; - return; -} - -int32_t TestPackStereo::SendData(const FrameType frame_type, - const uint8_t payload_type, - const uint32_t timestamp, - const uint8_t* payload_data, - const size_t payload_size, - const RTPFragmentationHeader* fragmentation) { - WebRtcRTPHeader rtp_info; - int32_t status = 0; - - rtp_info.header.markerBit = false; - rtp_info.header.ssrc = 0; - rtp_info.header.sequenceNumber = seq_no_++; - rtp_info.header.payloadType = payload_type; - rtp_info.header.timestamp = timestamp; - if (frame_type == kEmptyFrame) { - // Skip this frame - return 0; - } - - if (lost_packet_ == false) { - if (frame_type != kAudioFrameCN) { - rtp_info.type.Audio.isCNG = false; - rtp_info.type.Audio.channel = static_cast<int>(codec_mode_); - } else { - rtp_info.type.Audio.isCNG = true; - rtp_info.type.Audio.channel = static_cast<int>(kMono); - } - status = receiver_acm_->IncomingPacket(payload_data, payload_size, - rtp_info); - - if (frame_type != kAudioFrameCN) { - payload_size_ = static_cast<int>(payload_size); - } else { - payload_size_ = -1; - } - - timestamp_diff_ = timestamp - last_in_timestamp_; - last_in_timestamp_ = timestamp; - total_bytes_ += payload_size; - } - return status; -} - -uint16_t TestPackStereo::payload_size() { - return static_cast<uint16_t>(payload_size_); -} - -uint32_t TestPackStereo::timestamp_diff() { - return timestamp_diff_; -} - -void TestPackStereo::reset_payload_size() { - payload_size_ = 0; -} - -void TestPackStereo::set_codec_mode(enum StereoMonoMode mode) { - codec_mode_ = mode; -} - -void TestPackStereo::set_lost_packet(bool lost) { - lost_packet_ = lost; -} - -TestStereo::TestStereo(int test_mode) - : acm_a_(AudioCodingModule::Create(0)), - acm_b_(AudioCodingModule::Create(1)), - channel_a2b_(NULL), - test_cntr_(0), - pack_size_samp_(0), - pack_size_bytes_(0), - counter_(0) -#ifdef WEBRTC_CODEC_G722 - , g722_pltype_(0) -#endif - , l16_8khz_pltype_(-1) - , l16_16khz_pltype_(-1) - , l16_32khz_pltype_(-1) -#ifdef PCMA_AND_PCMU - , pcma_pltype_(-1) - , pcmu_pltype_(-1) -#endif -#ifdef WEBRTC_CODEC_OPUS - , opus_pltype_(-1) -#endif - { - // test_mode = 0 for silent test (auto test) - test_mode_ = test_mode; -} - -TestStereo::~TestStereo() { - if (channel_a2b_ != NULL) { - delete channel_a2b_; - channel_a2b_ = NULL; - } -} - -void TestStereo::Perform() { - uint16_t frequency_hz; - int audio_channels; - int codec_channels; - bool dtx; - bool vad; - ACMVADMode vad_mode; - - // Open both mono and stereo test files in 32 kHz. - const std::string file_name_stereo = webrtc::test::ResourcePath( - "audio_coding/teststereo32kHz", "pcm"); - const std::string file_name_mono = webrtc::test::ResourcePath( - "audio_coding/testfile32kHz", "pcm"); - frequency_hz = 32000; - in_file_stereo_ = new PCMFile(); - in_file_mono_ = new PCMFile(); - in_file_stereo_->Open(file_name_stereo, frequency_hz, "rb"); - in_file_stereo_->ReadStereo(true); - in_file_mono_->Open(file_name_mono, frequency_hz, "rb"); - in_file_mono_->ReadStereo(false); - - // Create and initialize two ACMs, one for each side of a one-to-one call. - ASSERT_TRUE((acm_a_.get() != NULL) && (acm_b_.get() != NULL)); - EXPECT_EQ(0, acm_a_->InitializeReceiver()); - EXPECT_EQ(0, acm_b_->InitializeReceiver()); - - // Register all available codes as receiving codecs. - uint8_t num_encoders = acm_a_->NumberOfCodecs(); - CodecInst my_codec_param; - for (uint8_t n = 0; n < num_encoders; n++) { - EXPECT_EQ(0, acm_b_->Codec(n, &my_codec_param)); - EXPECT_EQ(0, acm_b_->RegisterReceiveCodec(my_codec_param)); - } - - // Test that unregister all receive codecs works. - for (uint8_t n = 0; n < num_encoders; n++) { - EXPECT_EQ(0, acm_b_->Codec(n, &my_codec_param)); - EXPECT_EQ(0, acm_b_->UnregisterReceiveCodec(my_codec_param.pltype)); - } - - // Register all available codes as receiving codecs once more. - for (uint8_t n = 0; n < num_encoders; n++) { - EXPECT_EQ(0, acm_b_->Codec(n, &my_codec_param)); - EXPECT_EQ(0, acm_b_->RegisterReceiveCodec(my_codec_param)); - } - - // Create and connect the channel. - channel_a2b_ = new TestPackStereo; - EXPECT_EQ(0, acm_a_->RegisterTransportCallback(channel_a2b_)); - channel_a2b_->RegisterReceiverACM(acm_b_.get()); - - // Start with setting VAD/DTX, before we know we will send stereo. - // Continue with setting a stereo codec as send codec and verify that - // VAD/DTX gets turned off. - 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); - char codec_pcma_temp[] = "PCMA"; - RegisterSendCodec('A', codec_pcma_temp, 8000, 64000, 80, 2, pcma_pltype_); - EXPECT_EQ(0, acm_a_->VAD(&dtx, &vad, &vad_mode)); - EXPECT_FALSE(dtx); - EXPECT_FALSE(vad); - if (test_mode_ != 0) { - printf("\n"); - } - - // - // Test Stereo-To-Stereo for all codecs. - // - audio_channels = 2; - codec_channels = 2; - - // All codecs are tested for all allowed sampling frequencies, rates and - // packet sizes. -#ifdef WEBRTC_CODEC_G722 - if (test_mode_ != 0) { - printf("===========================================================\n"); - printf("Test number: %d\n", test_cntr_ + 1); - printf("Test type: Stereo-to-stereo\n"); - } - channel_a2b_->set_codec_mode(kStereo); - test_cntr_++; - OpenOutFile(test_cntr_); - char codec_g722[] = "G722"; - RegisterSendCodec('A', codec_g722, 16000, 64000, 160, codec_channels, - g722_pltype_); - Run(channel_a2b_, audio_channels, codec_channels); - RegisterSendCodec('A', codec_g722, 16000, 64000, 320, codec_channels, - g722_pltype_); - Run(channel_a2b_, audio_channels, codec_channels); - RegisterSendCodec('A', codec_g722, 16000, 64000, 480, codec_channels, - g722_pltype_); - Run(channel_a2b_, audio_channels, codec_channels); - RegisterSendCodec('A', codec_g722, 16000, 64000, 640, codec_channels, - g722_pltype_); - Run(channel_a2b_, audio_channels, codec_channels); - RegisterSendCodec('A', codec_g722, 16000, 64000, 800, codec_channels, - g722_pltype_); - Run(channel_a2b_, audio_channels, codec_channels); - RegisterSendCodec('A', codec_g722, 16000, 64000, 960, codec_channels, - g722_pltype_); - Run(channel_a2b_, audio_channels, codec_channels); - out_file_.Close(); -#endif - if (test_mode_ != 0) { - printf("===========================================================\n"); - printf("Test number: %d\n", test_cntr_ + 1); - printf("Test type: Stereo-to-stereo\n"); - } - channel_a2b_->set_codec_mode(kStereo); - test_cntr_++; - OpenOutFile(test_cntr_); - char codec_l16[] = "L16"; - RegisterSendCodec('A', codec_l16, 8000, 128000, 80, codec_channels, - l16_8khz_pltype_); - Run(channel_a2b_, audio_channels, codec_channels); - RegisterSendCodec('A', codec_l16, 8000, 128000, 160, codec_channels, - l16_8khz_pltype_); - Run(channel_a2b_, audio_channels, codec_channels); - RegisterSendCodec('A', codec_l16, 8000, 128000, 240, codec_channels, - l16_8khz_pltype_); - Run(channel_a2b_, audio_channels, codec_channels); - RegisterSendCodec('A', codec_l16, 8000, 128000, 320, 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-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); - RegisterSendCodec('A', codec_l16, 16000, 256000, 320, codec_channels, - l16_16khz_pltype_); - Run(channel_a2b_, audio_channels, codec_channels); - RegisterSendCodec('A', codec_l16, 16000, 256000, 480, codec_channels, - l16_16khz_pltype_); - Run(channel_a2b_, audio_channels, codec_channels); - RegisterSendCodec('A', codec_l16, 16000, 256000, 640, 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-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); - RegisterSendCodec('A', codec_l16, 32000, 512000, 640, codec_channels, - l16_32khz_pltype_); - Run(channel_a2b_, audio_channels, codec_channels); - out_file_.Close(); -#ifdef PCMA_AND_PCMU - if (test_mode_ != 0) { - printf("===========================================================\n"); - printf("Test number: %d\n", test_cntr_ + 1); - printf("Test type: Stereo-to-stereo\n"); - } - channel_a2b_->set_codec_mode(kStereo); - audio_channels = 2; - codec_channels = 2; - test_cntr_++; - OpenOutFile(test_cntr_); - char codec_pcma[] = "PCMA"; - RegisterSendCodec('A', codec_pcma, 8000, 64000, 80, codec_channels, - pcma_pltype_); - Run(channel_a2b_, audio_channels, codec_channels); - RegisterSendCodec('A', codec_pcma, 8000, 64000, 160, codec_channels, - pcma_pltype_); - Run(channel_a2b_, audio_channels, codec_channels); - RegisterSendCodec('A', codec_pcma, 8000, 64000, 240, codec_channels, - pcma_pltype_); - Run(channel_a2b_, audio_channels, codec_channels); - RegisterSendCodec('A', codec_pcma, 8000, 64000, 320, codec_channels, - pcma_pltype_); - Run(channel_a2b_, audio_channels, codec_channels); - RegisterSendCodec('A', codec_pcma, 8000, 64000, 400, codec_channels, - pcma_pltype_); - Run(channel_a2b_, audio_channels, codec_channels); - RegisterSendCodec('A', codec_pcma, 8000, 64000, 480, codec_channels, - pcma_pltype_); - Run(channel_a2b_, audio_channels, codec_channels); - - // Test that VAD/DTX cannot be turned on while sending stereo. - EXPECT_EQ(-1, acm_a_->SetVAD(true, true, VADNormal)); - EXPECT_EQ(0, acm_a_->VAD(&dtx, &vad, &vad_mode)); - EXPECT_FALSE(dtx); - EXPECT_FALSE(vad); - EXPECT_EQ(0, acm_a_->SetVAD(false, false, VADNormal)); - EXPECT_EQ(0, acm_a_->VAD(&dtx, &vad, &vad_mode)); - EXPECT_FALSE(dtx); - EXPECT_FALSE(vad); - - out_file_.Close(); - if (test_mode_ != 0) { - printf("===========================================================\n"); - printf("Test number: %d\n", test_cntr_ + 1); - printf("Test type: Stereo-to-stereo\n"); - } - test_cntr_++; - OpenOutFile(test_cntr_); - char codec_pcmu[] = "PCMU"; - RegisterSendCodec('A', codec_pcmu, 8000, 64000, 80, codec_channels, - pcmu_pltype_); - Run(channel_a2b_, audio_channels, codec_channels); - RegisterSendCodec('A', codec_pcmu, 8000, 64000, 160, codec_channels, - pcmu_pltype_); - Run(channel_a2b_, audio_channels, codec_channels); - RegisterSendCodec('A', codec_pcmu, 8000, 64000, 240, codec_channels, - pcmu_pltype_); - Run(channel_a2b_, audio_channels, codec_channels); - RegisterSendCodec('A', codec_pcmu, 8000, 64000, 320, codec_channels, - pcmu_pltype_); - Run(channel_a2b_, audio_channels, codec_channels); - RegisterSendCodec('A', codec_pcmu, 8000, 64000, 400, codec_channels, - pcmu_pltype_); - Run(channel_a2b_, audio_channels, codec_channels); - RegisterSendCodec('A', codec_pcmu, 8000, 64000, 480, codec_channels, - pcmu_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-stereo\n"); - } - channel_a2b_->set_codec_mode(kStereo); - audio_channels = 2; - codec_channels = 2; - test_cntr_++; - OpenOutFile(test_cntr_); - - char codec_opus[] = "opus"; - // Run Opus with 10 ms frame size. - RegisterSendCodec('A', codec_opus, 48000, 64000, 480, codec_channels, - opus_pltype_); - Run(channel_a2b_, audio_channels, codec_channels); - // Run Opus with 20 ms frame size. - RegisterSendCodec('A', codec_opus, 48000, 64000, 480*2, codec_channels, - opus_pltype_); - Run(channel_a2b_, audio_channels, codec_channels); - // Run Opus with 40 ms frame size. - RegisterSendCodec('A', codec_opus, 48000, 64000, 480*4, codec_channels, - opus_pltype_); - Run(channel_a2b_, audio_channels, codec_channels); - // 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 - 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(); -#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_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 - 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(); -#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_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 - printf(" PCM16\n"); - printf(" G.711\n"); -#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. - 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_GE(acm_a_->Add10MsData(audio_frame), 0); - - // 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"; - file_name = file_stream.str(); - out_file_.Open(file_name, 32000, "wb"); -} - -void TestStereo::DisplaySendReceiveCodec() { - CodecInst my_codec_param; - acm_a_->SendCodec(&my_codec_param); - if (test_mode_ != 0) { - printf("%s -> ", my_codec_param.plname); - } - acm_b_->ReceiveCodec(&my_codec_param); - if (test_mode_ != 0) { - printf("%s\n", my_codec_param.plname); - } -} - -} // namespace webrtc |