AnotherFoxGuy/webrtc-audio-processing
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Bump to WebRTC M131 release

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Ongoing fixes and improvements, transient suppressor is gone. Also,
dropping isac because it doesn't seem to be useful, and is just build
system deadweight now.

Upstream references:

  Version: 131.0.6778.200
  WebRTC: 79aff54b0fa9238ce3518dd9eaf9610cd6f22e82
  Chromium: 2a19506ad24af755f2a215a4c61f775393e0db42
This commit is contained in:
Arun Raghavan
2024-12-24 19:32:07 -05:00
parent 8bdb53d91c
commit b5c48b97f6
263 changed files with 4628 additions and 20416 deletions
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35
webrtc/modules/audio_processing/agc2/vad_wrapper.cc
View File

@ -13,7 +13,6 @@
#include <array>
#include <utility>
#include "api/array_view.h"
#include "common_audio/resampler/include/push_resampler.h"
#include "modules/audio_processing/agc2/agc2_common.h"
#include "modules/audio_processing/agc2/rnn_vad/common.h"
@ -36,7 +35,7 @@ class MonoVadImpl : public VoiceActivityDetectorWrapper::MonoVad {
int SampleRateHz() const override { return rnn_vad::kSampleRate24kHz; }
void Reset() override { rnn_vad_.Reset(); }
float Analyze(rtc::ArrayView<const float> frame) override {
float Analyze(MonoView<const float> frame) override {
RTC_DCHECK_EQ(frame.size(), rnn_vad::kFrameSize10ms24kHz);
std::array<float, rnn_vad::kFeatureVectorSize> feature_vector;
const bool is_silence = features_extractor_.CheckSilenceComputeFeatures(
@ -73,39 +72,33 @@ VoiceActivityDetectorWrapper::VoiceActivityDetectorWrapper(
int sample_rate_hz)
: vad_reset_period_frames_(
rtc::CheckedDivExact(vad_reset_period_ms, kFrameDurationMs)),
frame_size_(rtc::CheckedDivExact(sample_rate_hz, kNumFramesPerSecond)),
time_to_vad_reset_(vad_reset_period_frames_),
vad_(std::move(vad)) {
RTC_DCHECK(vad_);
vad_(std::move(vad)),
resampled_buffer_(
rtc::CheckedDivExact(vad_->SampleRateHz(), kNumFramesPerSecond)),
resampler_(frame_size_,
resampled_buffer_.size(),
/*num_channels=*/1) {
RTC_DCHECK_GT(vad_reset_period_frames_, 1);
resampled_buffer_.resize(
rtc::CheckedDivExact(vad_->SampleRateHz(), kNumFramesPerSecond));
Initialize(sample_rate_hz);
vad_->Reset();
}
VoiceActivityDetectorWrapper::~VoiceActivityDetectorWrapper() = default;
void VoiceActivityDetectorWrapper::Initialize(int sample_rate_hz) {
RTC_DCHECK_GT(sample_rate_hz, 0);
frame_size_ = rtc::CheckedDivExact(sample_rate_hz, kNumFramesPerSecond);
int status =
resampler_.InitializeIfNeeded(sample_rate_hz, vad_->SampleRateHz(),
/*num_channels=*/1);
constexpr int kStatusOk = 0;
RTC_DCHECK_EQ(status, kStatusOk);
vad_->Reset();
}
float VoiceActivityDetectorWrapper::Analyze(AudioFrameView<const float> frame) {
float VoiceActivityDetectorWrapper::Analyze(
DeinterleavedView<const float> frame) {
// Periodically reset the VAD.
time_to_vad_reset_--;
if (time_to_vad_reset_ <= 0) {
vad_->Reset();
time_to_vad_reset_ = vad_reset_period_frames_;
}
// Resample the first channel of `frame`.
RTC_DCHECK_EQ(frame.samples_per_channel(), frame_size_);
resampler_.Resample(frame.channel(0).data(), frame_size_,
resampled_buffer_.data(), resampled_buffer_.size());
MonoView<float> dst(resampled_buffer_.data(), resampled_buffer_.size());
resampler_.Resample(frame[0], dst);
return vad_->Analyze(resampled_buffer_);
}