AnotherFoxGuy/webrtc-audio-processing
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Bump to WebRTC M120 release

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Some API deprecation -- ExperimentalAgc and ExperimentalNs are gone.
We're continuing to carry iSAC even though it's gone upstream, but maybe
we'll want to drop that soon.
This commit is contained in:
Arun Raghavan
2023-12-12 10:42:58 -05:00
parent 9a202fb8c2
commit c6abf6cd3f
479 changed files with 20900 additions and 11996 deletions
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54
webrtc/modules/audio_processing/transient/transient_suppressor_impl.h
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@ -17,6 +17,7 @@
#include <memory>
#include "modules/audio_processing/transient/transient_suppressor.h"
#include "modules/audio_processing/transient/voice_probability_delay_unit.h"
#include "rtc_base/gtest_prod_util.h"
namespace webrtc {
@ -27,42 +28,28 @@ class TransientDetector;
// restoration algorithm that attenuates unexpected spikes in the spectrum.
class TransientSuppressorImpl : public TransientSuppressor {
public:
TransientSuppressorImpl();
TransientSuppressorImpl(VadMode vad_mode,
int sample_rate_hz,
int detector_rate_hz,
int num_channels);
~TransientSuppressorImpl() override;
int Initialize(int sample_rate_hz,
int detector_rate_hz,
int num_channels) override;
void Initialize(int sample_rate_hz,
int detector_rate_hz,
int num_channels) override;
// Processes a |data| chunk, and returns it with keystrokes suppressed from
// it. The float format is assumed to be int16 ranged. If there are more than
// one channel, the chunks are concatenated one after the other in |data|.
// |data_length| must be equal to |data_length_|.
// |num_channels| must be equal to |num_channels_|.
// A sub-band, ideally the higher, can be used as |detection_data|. If it is
// NULL, |data| is used for the detection too. The |detection_data| is always
// assumed mono.
// If a reference signal (e.g. keyboard microphone) is available, it can be
// passed in as |reference_data|. It is assumed mono and must have the same
// length as |data|. NULL is accepted if unavailable.
// This suppressor performs better if voice information is available.
// |voice_probability| is the probability of voice being present in this chunk
// of audio. If voice information is not available, |voice_probability| must
// always be set to 1.
// |key_pressed| determines if a key was pressed on this audio chunk.
// Returns 0 on success and -1 otherwise.
int Suppress(float* data,
size_t data_length,
int num_channels,
const float* detection_data,
size_t detection_length,
const float* reference_data,
size_t reference_length,
float voice_probability,
bool key_pressed) override;
float Suppress(float* data,
size_t data_length,
int num_channels,
const float* detection_data,
size_t detection_length,
const float* reference_data,
size_t reference_length,
float voice_probability,
bool key_pressed) override;
private:
FRIEND_TEST_ALL_PREFIXES(TransientSuppressorImplTest,
FRIEND_TEST_ALL_PREFIXES(TransientSuppressorVadModeParametrization,
TypingDetectionLogicWorksAsExpectedForMono);
void Suppress(float* in_ptr, float* spectral_mean, float* out_ptr);
@ -74,8 +61,13 @@ class TransientSuppressorImpl : public TransientSuppressor {
void HardRestoration(float* spectral_mean);
void SoftRestoration(float* spectral_mean);
const VadMode vad_mode_;
VoiceProbabilityDelayUnit voice_probability_delay_unit_;
std::unique_ptr<TransientDetector> detector_;
bool analyzed_audio_is_silent_;
size_t data_length_;
size_t detection_length_;
size_t analysis_length_;