a062460a68
the render side to the capture side using the same pattern. Currently this is done independently for the submodules. This CL moves the the AECM functionality for this into APM. BUG=webrtc:5298, webrtc:6540 Review-Url: https://codereview.webrtc.org/2444793005 Cr-Commit-Position: refs/heads/master@{#14768}
225 lines
8.9 KiB
C++
225 lines
8.9 KiB
C++
/*
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* Copyright (c) 2016 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 <vector>
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#include "webrtc/base/array_view.h"
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#include "webrtc/modules/audio_processing/audio_buffer.h"
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#include "webrtc/modules/audio_processing/echo_control_mobile_impl.h"
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#include "webrtc/modules/audio_processing/test/audio_buffer_tools.h"
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#include "webrtc/modules/audio_processing/test/bitexactness_tools.h"
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#include "webrtc/test/gtest.h"
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namespace webrtc {
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namespace {
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// TODO(peah): Increase the number of frames to proces when the issue of
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// non repeatable test results have been found.
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const int kNumFramesToProcess = 200;
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void SetupComponent(int sample_rate_hz,
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EchoControlMobile::RoutingMode routing_mode,
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bool comfort_noise_enabled,
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EchoControlMobileImpl* echo_control_mobile) {
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echo_control_mobile->Initialize(
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sample_rate_hz > 16000 ? 16000 : sample_rate_hz, 1, 1);
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EchoControlMobile* ec = static_cast<EchoControlMobile*>(echo_control_mobile);
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ec->Enable(true);
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ec->set_routing_mode(routing_mode);
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ec->enable_comfort_noise(comfort_noise_enabled);
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}
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void ProcessOneFrame(int sample_rate_hz,
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int stream_delay_ms,
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AudioBuffer* render_audio_buffer,
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AudioBuffer* capture_audio_buffer,
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EchoControlMobileImpl* echo_control_mobile) {
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if (sample_rate_hz > AudioProcessing::kSampleRate16kHz) {
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render_audio_buffer->SplitIntoFrequencyBands();
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capture_audio_buffer->SplitIntoFrequencyBands();
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}
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std::vector<int16_t> render_audio;
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EchoControlMobileImpl::PackRenderAudioBuffer(
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render_audio_buffer, 1, render_audio_buffer->num_channels(),
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&render_audio);
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echo_control_mobile->ProcessRenderAudio(render_audio);
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echo_control_mobile->ProcessCaptureAudio(capture_audio_buffer,
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stream_delay_ms);
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if (sample_rate_hz > AudioProcessing::kSampleRate16kHz) {
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capture_audio_buffer->MergeFrequencyBands();
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}
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}
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void RunBitexactnessTest(int sample_rate_hz,
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size_t num_channels,
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int stream_delay_ms,
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EchoControlMobile::RoutingMode routing_mode,
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bool comfort_noise_enabled,
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const rtc::ArrayView<const float>& output_reference) {
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rtc::CriticalSection crit_render;
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rtc::CriticalSection crit_capture;
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EchoControlMobileImpl echo_control_mobile(&crit_render, &crit_capture);
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SetupComponent(sample_rate_hz, routing_mode, comfort_noise_enabled,
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&echo_control_mobile);
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const int samples_per_channel = rtc::CheckedDivExact(sample_rate_hz, 100);
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const StreamConfig render_config(sample_rate_hz, num_channels, false);
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AudioBuffer render_buffer(
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render_config.num_frames(), render_config.num_channels(),
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render_config.num_frames(), 1, render_config.num_frames());
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test::InputAudioFile render_file(
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test::GetApmRenderTestVectorFileName(sample_rate_hz));
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std::vector<float> render_input(samples_per_channel * num_channels);
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const StreamConfig capture_config(sample_rate_hz, num_channels, false);
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AudioBuffer capture_buffer(
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capture_config.num_frames(), capture_config.num_channels(),
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capture_config.num_frames(), 1, capture_config.num_frames());
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test::InputAudioFile capture_file(
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test::GetApmCaptureTestVectorFileName(sample_rate_hz));
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std::vector<float> capture_input(samples_per_channel * num_channels);
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for (int frame_no = 0; frame_no < kNumFramesToProcess; ++frame_no) {
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ReadFloatSamplesFromStereoFile(samples_per_channel, num_channels,
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&render_file, render_input);
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ReadFloatSamplesFromStereoFile(samples_per_channel, num_channels,
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&capture_file, capture_input);
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test::CopyVectorToAudioBuffer(render_config, render_input, &render_buffer);
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test::CopyVectorToAudioBuffer(capture_config, capture_input,
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&capture_buffer);
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ProcessOneFrame(sample_rate_hz, stream_delay_ms, &render_buffer,
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&capture_buffer, &echo_control_mobile);
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}
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// Extract and verify the test results.
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std::vector<float> capture_output;
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test::ExtractVectorFromAudioBuffer(capture_config, &capture_buffer,
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&capture_output);
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// Compare the output with the reference. Only the first values of the output
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// from last frame processed are compared in order not having to specify all
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// preceeding frames as testvectors. As the algorithm being tested has a
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// memory, testing only the last frame implicitly also tests the preceeding
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// frames.
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const float kElementErrorBound = 1.0f / 32768.0f;
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EXPECT_TRUE(test::VerifyDeinterleavedArray(
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capture_config.num_frames(), capture_config.num_channels(),
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output_reference, capture_output, kElementErrorBound));
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}
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} // namespace
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// TODO(peah): Renable once the integer overflow issue in aecm_core.c:932:69
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// has been solved.
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TEST(EchoControlMobileBitExactnessTest,
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DISABLED_Mono8kHz_LoudSpeakerPhone_CngOn_StreamDelay0) {
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const float kOutputReference[] = {0.005280f, 0.002380f, -0.000427f};
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RunBitexactnessTest(8000, 1, 0,
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EchoControlMobile::RoutingMode::kLoudSpeakerphone, true,
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kOutputReference);
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}
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TEST(EchoControlMobileBitExactnessTest,
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DISABLED_Mono16kHz_LoudSpeakerPhone_CngOn_StreamDelay0) {
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const float kOutputReference[] = {0.003601f, 0.002991f, 0.001923f};
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RunBitexactnessTest(16000, 1, 0,
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EchoControlMobile::RoutingMode::kLoudSpeakerphone, true,
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kOutputReference);
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}
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TEST(EchoControlMobileBitExactnessTest,
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DISABLED_Mono32kHz_LoudSpeakerPhone_CngOn_StreamDelay0) {
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const float kOutputReference[] = {0.002258f, 0.002899f, 0.003906f};
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RunBitexactnessTest(32000, 1, 0,
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EchoControlMobile::RoutingMode::kLoudSpeakerphone, true,
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kOutputReference);
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}
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TEST(EchoControlMobileBitExactnessTest,
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DISABLED_Mono48kHz_LoudSpeakerPhone_CngOn_StreamDelay0) {
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const float kOutputReference[] = {-0.000046f, 0.000041f, 0.000249f};
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RunBitexactnessTest(48000, 1, 0,
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EchoControlMobile::RoutingMode::kLoudSpeakerphone, true,
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kOutputReference);
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}
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TEST(EchoControlMobileBitExactnessTest,
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DISABLED_Mono16kHz_LoudSpeakerPhone_CngOff_StreamDelay0) {
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const float kOutputReference[] = {0.000000f, 0.000000f, 0.000000f};
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RunBitexactnessTest(16000, 1, 0,
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EchoControlMobile::RoutingMode::kLoudSpeakerphone, false,
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kOutputReference);
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}
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// TODO(peah): Renable once the integer overflow issue in aecm_core.c:932:69
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// has been solved.
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TEST(EchoControlMobileBitExactnessTest,
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DISABLED_Mono16kHz_LoudSpeakerPhone_CngOn_StreamDelay5) {
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const float kOutputReference[] = {0.003693f, 0.002930f, 0.001801f};
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RunBitexactnessTest(16000, 1, 5,
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EchoControlMobile::RoutingMode::kLoudSpeakerphone, true,
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kOutputReference);
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}
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TEST(EchoControlMobileBitExactnessTest,
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Mono16kHz_LoudSpeakerPhone_CngOn_StreamDelay10) {
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const float kOutputReference[] = {-0.002380f, -0.002533f, -0.002563f};
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RunBitexactnessTest(16000, 1, 10,
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EchoControlMobile::RoutingMode::kLoudSpeakerphone, true,
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kOutputReference);
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}
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TEST(EchoControlMobileBitExactnessTest,
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DISABLED_Mono16kHz_QuietEarpieceOrHeadset_CngOn_StreamDelay0) {
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const float kOutputReference[] = {0.000397f, 0.000000f, -0.000305f};
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RunBitexactnessTest(16000, 1, 0,
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EchoControlMobile::RoutingMode::kQuietEarpieceOrHeadset,
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true, kOutputReference);
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}
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TEST(EchoControlMobileBitExactnessTest,
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DISABLED_Mono16kHz_Earpiece_CngOn_StreamDelay0) {
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const float kOutputReference[] = {0.002167f, 0.001617f, 0.001038f};
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RunBitexactnessTest(16000, 1, 0, EchoControlMobile::RoutingMode::kEarpiece,
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true, kOutputReference);
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}
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TEST(EchoControlMobileBitExactnessTest,
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DISABLED_Mono16kHz_LoudEarpiece_CngOn_StreamDelay0) {
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const float kOutputReference[] = {0.003540f, 0.002899f, 0.001862f};
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RunBitexactnessTest(16000, 1, 0,
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EchoControlMobile::RoutingMode::kLoudEarpiece, true,
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kOutputReference);
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}
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TEST(EchoControlMobileBitExactnessTest,
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DISABLED_Mono16kHz_SpeakerPhone_CngOn_StreamDelay0) {
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const float kOutputReference[] = {0.003632f, 0.003052f, 0.001984f};
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RunBitexactnessTest(16000, 1, 0,
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EchoControlMobile::RoutingMode::kSpeakerphone, true,
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kOutputReference);
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}
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} // namespace webrtc
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