753eada3aa
Corresponds to upstream commit 524e9b043e7e86fd72353b987c9d5f6a1ebf83e1 Update notes: * Pull in third party license file * Replace .gypi files with BUILD.gn to keep track of what changes upstream * Bunch of new filse pulled in as dependencies * Won't build yet due to changes needed on top of these
50 lines
2.5 KiB
C
50 lines
2.5 KiB
C
/*
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* Copyright (c) 2011 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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#ifndef WEBRTC_MODULES_AUDIO_PROCESSING_NS_MAIN_SOURCE_DEFINES_H_
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#define WEBRTC_MODULES_AUDIO_PROCESSING_NS_MAIN_SOURCE_DEFINES_H_
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#define BLOCKL_MAX 160 // max processing block length: 160
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#define ANAL_BLOCKL_MAX 256 // max analysis block length: 256
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#define HALF_ANAL_BLOCKL 129 // half max analysis block length + 1
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#define NUM_HIGH_BANDS_MAX 2 // max number of high bands: 2
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#define QUANTILE (float)0.25
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#define SIMULT 3
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#define END_STARTUP_LONG 200
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#define END_STARTUP_SHORT 50
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#define FACTOR (float)40.0
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#define WIDTH (float)0.01
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// Length of fft work arrays.
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#define IP_LENGTH (ANAL_BLOCKL_MAX >> 1) // must be at least ceil(2 + sqrt(ANAL_BLOCKL_MAX/2))
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#define W_LENGTH (ANAL_BLOCKL_MAX >> 1)
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//PARAMETERS FOR NEW METHOD
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#define DD_PR_SNR (float)0.98 // DD update of prior SNR
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#define LRT_TAVG (float)0.50 // tavg parameter for LRT (previously 0.90)
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#define SPECT_FL_TAVG (float)0.30 // tavg parameter for spectral flatness measure
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#define SPECT_DIFF_TAVG (float)0.30 // tavg parameter for spectral difference measure
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#define PRIOR_UPDATE (float)0.10 // update parameter of prior model
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#define NOISE_UPDATE (float)0.90 // update parameter for noise
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#define SPEECH_UPDATE (float)0.99 // update parameter when likely speech
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#define WIDTH_PR_MAP (float)4.0 // width parameter in sigmoid map for prior model
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#define LRT_FEATURE_THR (float)0.5 // default threshold for LRT feature
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#define SF_FEATURE_THR (float)0.5 // default threshold for Spectral Flatness feature
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#define SD_FEATURE_THR (float)0.5 // default threshold for Spectral Difference feature
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#define PROB_RANGE (float)0.20 // probability threshold for noise state in
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// speech/noise likelihood
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#define HIST_PAR_EST 1000 // histogram size for estimation of parameters
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#define GAMMA_PAUSE (float)0.05 // update for conservative noise estimate
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//
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#define B_LIM (float)0.5 // threshold in final energy gain factor calculation
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#endif // WEBRTC_MODULES_AUDIO_PROCESSING_NS_MAIN_SOURCE_DEFINES_H_
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