diff options
Diffstat (limited to 'third_party/libwebrtc/modules/audio_processing/echo_control_mobile_bit_exact_unittest.cc')
-rw-r--r-- | third_party/libwebrtc/modules/audio_processing/echo_control_mobile_bit_exact_unittest.cc | 221 |
1 files changed, 221 insertions, 0 deletions
diff --git a/third_party/libwebrtc/modules/audio_processing/echo_control_mobile_bit_exact_unittest.cc b/third_party/libwebrtc/modules/audio_processing/echo_control_mobile_bit_exact_unittest.cc new file mode 100644 index 0000000000..f351811e08 --- /dev/null +++ b/third_party/libwebrtc/modules/audio_processing/echo_control_mobile_bit_exact_unittest.cc @@ -0,0 +1,221 @@ +/* + * Copyright (c) 2018 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 <vector> + +#include "api/array_view.h" +#include "modules/audio_processing/audio_buffer.h" +#include "modules/audio_processing/echo_control_mobile_impl.h" +#include "modules/audio_processing/test/audio_buffer_tools.h" +#include "modules/audio_processing/test/bitexactness_tools.h" +#include "test/gtest.h" + +namespace webrtc { +namespace { + +// TODO(peah): Increase the number of frames to proces when the issue of +// non repeatable test results have been found. +const int kNumFramesToProcess = 200; + +void SetupComponent(int sample_rate_hz, + EchoControlMobileImpl::RoutingMode routing_mode, + bool comfort_noise_enabled, + EchoControlMobileImpl* echo_control_mobile) { + echo_control_mobile->Initialize( + sample_rate_hz > 16000 ? 16000 : sample_rate_hz, 1, 1); + echo_control_mobile->set_routing_mode(routing_mode); + echo_control_mobile->enable_comfort_noise(comfort_noise_enabled); +} + +void ProcessOneFrame(int sample_rate_hz, + int stream_delay_ms, + AudioBuffer* render_audio_buffer, + AudioBuffer* capture_audio_buffer, + EchoControlMobileImpl* echo_control_mobile) { + if (sample_rate_hz > AudioProcessing::kSampleRate16kHz) { + render_audio_buffer->SplitIntoFrequencyBands(); + capture_audio_buffer->SplitIntoFrequencyBands(); + } + + std::vector<int16_t> render_audio; + EchoControlMobileImpl::PackRenderAudioBuffer( + render_audio_buffer, 1, render_audio_buffer->num_channels(), + &render_audio); + echo_control_mobile->ProcessRenderAudio(render_audio); + + echo_control_mobile->ProcessCaptureAudio(capture_audio_buffer, + stream_delay_ms); + + if (sample_rate_hz > AudioProcessing::kSampleRate16kHz) { + capture_audio_buffer->MergeFrequencyBands(); + } +} + +void RunBitexactnessTest(int sample_rate_hz, + size_t num_channels, + int stream_delay_ms, + EchoControlMobileImpl::RoutingMode routing_mode, + bool comfort_noise_enabled, + const rtc::ArrayView<const float>& output_reference) { + EchoControlMobileImpl echo_control_mobile; + SetupComponent(sample_rate_hz, routing_mode, comfort_noise_enabled, + &echo_control_mobile); + + const int samples_per_channel = rtc::CheckedDivExact(sample_rate_hz, 100); + const StreamConfig render_config(sample_rate_hz, num_channels); + AudioBuffer render_buffer( + render_config.sample_rate_hz(), render_config.num_channels(), + render_config.sample_rate_hz(), 1, render_config.sample_rate_hz(), 1); + test::InputAudioFile render_file( + test::GetApmRenderTestVectorFileName(sample_rate_hz)); + std::vector<float> render_input(samples_per_channel * num_channels); + + const StreamConfig capture_config(sample_rate_hz, num_channels); + AudioBuffer capture_buffer( + capture_config.sample_rate_hz(), capture_config.num_channels(), + capture_config.sample_rate_hz(), 1, capture_config.sample_rate_hz(), 1); + test::InputAudioFile capture_file( + test::GetApmCaptureTestVectorFileName(sample_rate_hz)); + std::vector<float> capture_input(samples_per_channel * num_channels); + + for (int frame_no = 0; frame_no < kNumFramesToProcess; ++frame_no) { + ReadFloatSamplesFromStereoFile(samples_per_channel, num_channels, + &render_file, render_input); + ReadFloatSamplesFromStereoFile(samples_per_channel, num_channels, + &capture_file, capture_input); + + test::CopyVectorToAudioBuffer(render_config, render_input, &render_buffer); + test::CopyVectorToAudioBuffer(capture_config, capture_input, + &capture_buffer); + + ProcessOneFrame(sample_rate_hz, stream_delay_ms, &render_buffer, + &capture_buffer, &echo_control_mobile); + } + + // Extract and verify the test results. + std::vector<float> capture_output; + test::ExtractVectorFromAudioBuffer(capture_config, &capture_buffer, + &capture_output); + + // Compare the output with the reference. Only the first values of the output + // from last frame processed are compared in order not having to specify all + // preceeding frames as testvectors. As the algorithm being tested has a + // memory, testing only the last frame implicitly also tests the preceeding + // frames. + const float kElementErrorBound = 1.0f / 32768.0f; + EXPECT_TRUE(test::VerifyDeinterleavedArray( + capture_config.num_frames(), capture_config.num_channels(), + output_reference, capture_output, kElementErrorBound)); +} + +} // namespace + +// TODO(peah): Renable once the integer overflow issue in aecm_core.c:932:69 +// has been solved. +TEST(EchoControlMobileBitExactnessTest, + DISABLED_Mono8kHz_LoudSpeakerPhone_CngOn_StreamDelay0) { + const float kOutputReference[] = {0.005280f, 0.002380f, -0.000427f}; + + RunBitexactnessTest(8000, 1, 0, + EchoControlMobileImpl::RoutingMode::kLoudSpeakerphone, + true, kOutputReference); +} + +TEST(EchoControlMobileBitExactnessTest, + DISABLED_Mono16kHz_LoudSpeakerPhone_CngOn_StreamDelay0) { + const float kOutputReference[] = {0.003601f, 0.002991f, 0.001923f}; + RunBitexactnessTest(16000, 1, 0, + EchoControlMobileImpl::RoutingMode::kLoudSpeakerphone, + true, kOutputReference); +} + +TEST(EchoControlMobileBitExactnessTest, + DISABLED_Mono32kHz_LoudSpeakerPhone_CngOn_StreamDelay0) { + const float kOutputReference[] = {0.002258f, 0.002899f, 0.003906f}; + + RunBitexactnessTest(32000, 1, 0, + EchoControlMobileImpl::RoutingMode::kLoudSpeakerphone, + true, kOutputReference); +} + +TEST(EchoControlMobileBitExactnessTest, + DISABLED_Mono48kHz_LoudSpeakerPhone_CngOn_StreamDelay0) { + const float kOutputReference[] = {-0.000046f, 0.000041f, 0.000249f}; + + RunBitexactnessTest(48000, 1, 0, + EchoControlMobileImpl::RoutingMode::kLoudSpeakerphone, + true, kOutputReference); +} + +TEST(EchoControlMobileBitExactnessTest, + DISABLED_Mono16kHz_LoudSpeakerPhone_CngOff_StreamDelay0) { + const float kOutputReference[] = {0.000000f, 0.000000f, 0.000000f}; + + RunBitexactnessTest(16000, 1, 0, + EchoControlMobileImpl::RoutingMode::kLoudSpeakerphone, + false, kOutputReference); +} + +// TODO(peah): Renable once the integer overflow issue in aecm_core.c:932:69 +// has been solved. +TEST(EchoControlMobileBitExactnessTest, + DISABLED_Mono16kHz_LoudSpeakerPhone_CngOn_StreamDelay5) { + const float kOutputReference[] = {0.003693f, 0.002930f, 0.001801f}; + + RunBitexactnessTest(16000, 1, 5, + EchoControlMobileImpl::RoutingMode::kLoudSpeakerphone, + true, kOutputReference); +} + +TEST(EchoControlMobileBitExactnessTest, + Mono16kHz_LoudSpeakerPhone_CngOn_StreamDelay10) { + const float kOutputReference[] = {-0.002380f, -0.002533f, -0.002563f}; + + RunBitexactnessTest(16000, 1, 10, + EchoControlMobileImpl::RoutingMode::kLoudSpeakerphone, + true, kOutputReference); +} + +TEST(EchoControlMobileBitExactnessTest, + DISABLED_Mono16kHz_QuietEarpieceOrHeadset_CngOn_StreamDelay0) { + const float kOutputReference[] = {0.000397f, 0.000000f, -0.000305f}; + + RunBitexactnessTest( + 16000, 1, 0, EchoControlMobileImpl::RoutingMode::kQuietEarpieceOrHeadset, + true, kOutputReference); +} + +TEST(EchoControlMobileBitExactnessTest, + DISABLED_Mono16kHz_Earpiece_CngOn_StreamDelay0) { + const float kOutputReference[] = {0.002167f, 0.001617f, 0.001038f}; + + RunBitexactnessTest(16000, 1, 0, + EchoControlMobileImpl::RoutingMode::kEarpiece, true, + kOutputReference); +} + +TEST(EchoControlMobileBitExactnessTest, + DISABLED_Mono16kHz_LoudEarpiece_CngOn_StreamDelay0) { + const float kOutputReference[] = {0.003540f, 0.002899f, 0.001862f}; + + RunBitexactnessTest(16000, 1, 0, + EchoControlMobileImpl::RoutingMode::kLoudEarpiece, true, + kOutputReference); +} + +TEST(EchoControlMobileBitExactnessTest, + DISABLED_Mono16kHz_SpeakerPhone_CngOn_StreamDelay0) { + const float kOutputReference[] = {0.003632f, 0.003052f, 0.001984f}; + + RunBitexactnessTest(16000, 1, 0, + EchoControlMobileImpl::RoutingMode::kSpeakerphone, true, + kOutputReference); +} + +} // namespace webrtc |