From 8db80696604f2f0526a4f30cef1e4c516396513e Mon Sep 17 00:00:00 2001 From: Alejandro Luebs Date: Mon, 18 May 2015 18:19:57 -0700 Subject: [PATCH] Change high frequency correction range From 6kHz-6.5kHz to 3kHz-5kHz. Previous range had unreliable mask values, letting high frequencies from all directions through. The new range is wider and lower, which results in better estimates. R=andrew@webrtc.org Review URL: https://webrtc-codereview.appspot.com/47089004 Cr-Commit-Position: refs/heads/master@{#9213} --- .../audio_processing/beamformer/nonlinear_beamformer.cc | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/webrtc/modules/audio_processing/beamformer/nonlinear_beamformer.cc b/webrtc/modules/audio_processing/beamformer/nonlinear_beamformer.cc index a99d3b1f16..cb780078e2 100644 --- a/webrtc/modules/audio_processing/beamformer/nonlinear_beamformer.cc +++ b/webrtc/modules/audio_processing/beamformer/nonlinear_beamformer.cc @@ -60,8 +60,8 @@ const float kMaskSmoothAlpha = 0.2f; const int kLowAverageStartHz = 200; const int kLowAverageEndHz = 400; -const int kHighAverageStartHz = 6000; -const int kHighAverageEndHz = 6500; +const int kHighAverageStartHz = 3000; +const int kHighAverageEndHz = 5000; // Quantile of mask values which is used to estimate target presence. const float kMaskQuantile = 0.3f;