3fa21c89c0
Increased the number of errors the automation is fixing to 150 from 75 in this commit. Bug: webrtc:370878648 Change-Id: If6e6a5f40db7eb54c27c1a85fb7031838e478c70 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/366205 Reviewed-by: Harald Alvestrand <hta@webrtc.org> Reviewed-by: Danil Chapovalov <danilchap@webrtc.org> Commit-Queue: Dor Hen <dorhen@meta.com> Cr-Commit-Position: refs/heads/main@{#43337}
103 lines
3.4 KiB
C++
103 lines
3.4 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 "modules/audio_processing/ns/noise_suppressor.h"
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#include <deque>
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#include <memory>
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#include <string>
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#include <utility>
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#include <vector>
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#include "rtc_base/strings/string_builder.h"
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#include "test/gmock.h"
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#include "test/gtest.h"
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namespace webrtc {
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namespace {
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std::string ProduceDebugText(int sample_rate_hz,
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size_t num_channels,
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NsConfig::SuppressionLevel level) {
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rtc::StringBuilder ss;
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ss << "Sample rate: " << sample_rate_hz << ", num_channels: " << num_channels
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<< ", level: " << static_cast<int>(level);
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return ss.Release();
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}
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void PopulateInputFrameWithIdenticalChannels(size_t num_channels,
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size_t num_bands,
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size_t frame_index,
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AudioBuffer* audio) {
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for (size_t ch = 0; ch < num_channels; ++ch) {
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for (size_t b = 0; b < num_bands; ++b) {
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for (size_t i = 0; i < 160; ++i) {
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float value = static_cast<int>(frame_index * 160 + i);
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audio->split_bands(ch)[b][i] = (value > 0 ? 5000 * b + value : 0);
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}
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}
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}
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}
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void VerifyIdenticalChannels(size_t num_channels,
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size_t num_bands,
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size_t /* frame_index */,
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const AudioBuffer& audio) {
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EXPECT_GT(num_channels, 1u);
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for (size_t ch = 1; ch < num_channels; ++ch) {
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for (size_t b = 0; b < num_bands; ++b) {
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for (size_t i = 0; i < 160; ++i) {
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EXPECT_EQ(audio.split_bands_const(ch)[b][i],
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audio.split_bands_const(0)[b][i]);
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}
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}
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}
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}
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} // namespace
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// Verifies that the same noise reduction effect is applied to all channels.
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TEST(NoiseSuppressor, IdenticalChannelEffects) {
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for (auto rate : {16000, 32000, 48000}) {
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for (auto num_channels : {1, 4, 8}) {
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for (auto level :
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{NsConfig::SuppressionLevel::k6dB, NsConfig::SuppressionLevel::k12dB,
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NsConfig::SuppressionLevel::k18dB,
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NsConfig::SuppressionLevel::k21dB}) {
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SCOPED_TRACE(ProduceDebugText(rate, num_channels, level));
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const size_t num_bands = rate / 16000;
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// const int frame_length = rtc::CheckedDivExact(rate, 100);
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AudioBuffer audio(rate, num_channels, rate, num_channels, rate,
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num_channels);
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NsConfig cfg;
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NoiseSuppressor ns(cfg, rate, num_channels);
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for (size_t frame_index = 0; frame_index < 1000; ++frame_index) {
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if (rate > 16000) {
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audio.SplitIntoFrequencyBands();
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}
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PopulateInputFrameWithIdenticalChannels(num_channels, num_bands,
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frame_index, &audio);
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ns.Analyze(audio);
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ns.Process(&audio);
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if (num_channels > 1) {
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VerifyIdenticalChannels(num_channels, num_bands, frame_index,
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audio);
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}
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}
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}
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}
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}
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}
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} // namespace webrtc
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