webrtc/modules/audio_processing/intelligibility/intelligibility_enhancer.cc - Issue 1913603002: Compensate for the compression gain in the IntelligibilityEnhancer

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Unified Diff: webrtc/modules/audio_processing/intelligibility/intelligibility_enhancer.cc

Issue 1913603002: Compensate for the compression gain in the IntelligibilityEnhancer (Closed) Base URL: https://chromium.googlesource.com/external/webrtc.git@master

Patch Set: Naming Created 4 years, 8 months ago

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Index: webrtc/modules/audio_processing/intelligibility/intelligibility_enhancer.cc

diff --git a/webrtc/modules/audio_processing/intelligibility/intelligibility_enhancer.cc b/webrtc/modules/audio_processing/intelligibility/intelligibility_enhancer.cc

index 33de5c1f954a99d0753d1f825b2e2cc91b72b961..ae7f9119213d91e104e692b47af175eed1854f0b 100644

--- a/webrtc/modules/audio_processing/intelligibility/intelligibility_enhancer.cc

+++ b/webrtc/modules/audio_processing/intelligibility/intelligibility_enhancer.cc

@@ -109,8 +109,12 @@ IntelligibilityEnhancer::IntelligibilityEnhancer(int sample_rate_hz,

}

void IntelligibilityEnhancer::SetCaptureNoiseEstimate(

- std::vector<float> noise) {

+ std::vector<float> noise, int gain_db) {

RTC_DCHECK_EQ(noise.size(), num_noise_bins_);

+ const float gain = std::pow(10.f, gain_db / 20.f);

+ for (auto& bin : noise) {

+ bin *= gain;

+ }

// Disregarding return value since buffer overflow is acceptable, because it

// is not critical to get each noise estimate.

if (noise_estimation_queue_.Insert(&noise)) {