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Reland "Reland "Add core multi-channel pipeline in AEC3 This CL adds basic the basic pipeline to support multi-channel processing in AEC3.""

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This is a reland of a66395e72f9fc86873bf443579ec73c3d78af240

Original change's description:
> Reland "Add core multi-channel pipeline in AEC3 This CL adds basic the basic pipeline to support multi-channel processing in AEC3."
> 
> This is a reland of f3a197e55323aee974a932c52dd19fa88e5d4e38
> 
> Original change's description:
> > Add core multi-channel pipeline in AEC3
> > This CL adds basic the basic pipeline to support multi-channel
> > processing in AEC3.
> > 
> > Apart from that, it removes the 8 kHz processing support in several
> > places of the AEC3 code.
> > 
> > Bug: webrtc:10913
> > Change-Id: If5b75fa325ed0071deea94a7546cb4a7adf22137
> > Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/150332
> > Commit-Queue: Per Åhgren <peah@webrtc.org>
> > Reviewed-by: Sam Zackrisson <saza@webrtc.org>
> > Cr-Commit-Position: refs/heads/master@{#29017}
> 
> Bug: webrtc:10913
> Change-Id: Ifc4b13bd994cfd22dca8f8755fa5700617cc379d
> Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/151124
> Reviewed-by: Sam Zackrisson <saza@webrtc.org>
> Commit-Queue: Per Åhgren <peah@webrtc.org>
> Cr-Commit-Position: refs/heads/master@{#29034}

Bug: webrtc:10913
Change-Id: Id8da5666df8c86f290c73ad5dc9958199f1a7ebe
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/151127
Commit-Queue: Sam Zackrisson <saza@webrtc.org>
Reviewed-by: Sam Zackrisson <saza@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#29042}
This commit is contained in:
Per Åhgren
2019-09-02 17:01:19 +02:00
committed by Commit Bot
parent a77a1f910b
commit ce202a0f98
56 changed files with 1821 additions and 1137 deletions
Download Patch File Download Diff File Expand all files Collapse all files

34
modules/audio_processing/aec3/render_signal_analyzer_unittest.cc
View File

@ -33,14 +33,23 @@ constexpr float kPi = 3.141592f;
void ProduceSinusoid(int sample_rate_hz,
float sinusoidal_frequency_hz,
size_t* sample_counter,
rtc::ArrayView<float> x) {
std::vector<std::vector<std::vector<float>>>* x) {
// Produce a sinusoid of the specified frequency.
for (size_t k = *sample_counter, j = 0; k < (*sample_counter + kBlockSize);
++k, ++j) {
x[j] = 32767.f *
std::sin(2.f * kPi * sinusoidal_frequency_hz * k / sample_rate_hz);
for (size_t channel = 0; channel < (*x)[0].size(); ++channel) {
(*x)[0][channel][j] =
32767.f *
std::sin(2.f * kPi * sinusoidal_frequency_hz * k / sample_rate_hz);
}
}
*sample_counter = *sample_counter + kBlockSize;
for (size_t band = 1; band < x->size(); ++band) {
for (size_t channel = 0; channel < (*x)[band].size(); ++channel) {
std::fill((*x)[band][channel].begin(), (*x)[band][channel].end(), 0.f);
}
}
}
} // namespace
@ -58,15 +67,17 @@ TEST(RenderSignalAnalyzer, NullMaskOutput) {
TEST(RenderSignalAnalyzer, NoFalseDetectionOfNarrowBands) {
RenderSignalAnalyzer analyzer(EchoCanceller3Config{});
Random random_generator(42U);
std::vector<std::vector<float>> x(3, std::vector<float>(kBlockSize, 0.f));
std::vector<std::vector<std::vector<float>>> x(
3,
std::vector<std::vector<float>>(1, std::vector<float>(kBlockSize, 0.f)));
std::array<float, kBlockSize> x_old;
std::unique_ptr<RenderDelayBuffer> render_delay_buffer(
RenderDelayBuffer::Create(EchoCanceller3Config(), 48000));
RenderDelayBuffer::Create(EchoCanceller3Config(), 48000, 1));
std::array<float, kFftLengthBy2Plus1> mask;
x_old.fill(0.f);
for (size_t k = 0; k < 100; ++k) {
RandomizeSampleVector(&random_generator, x[0]);
RandomizeSampleVector(&random_generator, x[0][0]);
render_delay_buffer->Insert(x);
if (k == 0) {
@ -89,12 +100,17 @@ TEST(RenderSignalAnalyzer, NoFalseDetectionOfNarrowBands) {
TEST(RenderSignalAnalyzer, NarrowBandDetection) {
RenderSignalAnalyzer analyzer(EchoCanceller3Config{});
Random random_generator(42U);
std::vector<std::vector<float>> x(3, std::vector<float>(kBlockSize, 0.f));
constexpr size_t kNumChannels = 1;
constexpr int kSampleRateHz = 48000;
constexpr size_t kNumBands = NumBandsForRate(kSampleRateHz);
std::vector<std::vector<std::vector<float>>> x(
kNumBands, std::vector<std::vector<float>>(
kNumChannels, std::vector<float>(kBlockSize, 0.f)));
std::array<float, kBlockSize> x_old;
Aec3Fft fft;
EchoCanceller3Config config;
std::unique_ptr<RenderDelayBuffer> render_delay_buffer(
RenderDelayBuffer::Create(config, 48000));
RenderDelayBuffer::Create(config, kSampleRateHz, kNumChannels));
std::array<float, kFftLengthBy2Plus1> mask;
x_old.fill(0.f);
@ -104,7 +120,7 @@ TEST(RenderSignalAnalyzer, NarrowBandDetection) {
size_t sample_counter = 0;
for (size_t k = 0; k < 100; ++k) {
ProduceSinusoid(16000, 16000 / 2 * kSinusFrequencyBin / kFftLengthBy2,
&sample_counter, x[0]);
&sample_counter, &x);
render_delay_buffer->Insert(x);
if (k == 0) {