|  | /* | 
|  | *  Copyright (c) 2019 The WebRTC project authors. All Rights Reserved. | 
|  | * | 
|  | *  Use of this source code is governed by a BSD-style license | 
|  | *  that can be found in the LICENSE file in the root of the source | 
|  | *  tree. An additional intellectual property rights grant can be found | 
|  | *  in the file PATENTS.  All contributing project authors may | 
|  | *  be found in the AUTHORS file in the root of the source tree. | 
|  | */ | 
|  |  | 
|  | #include "modules/audio_processing/ns/signal_model.h" | 
|  |  | 
|  | namespace webrtc { | 
|  |  | 
|  | SignalModel::SignalModel() { | 
|  | constexpr float kSfFeatureThr = 0.5f; | 
|  |  | 
|  | lrt = kLtrFeatureThr; | 
|  | spectral_flatness = kSfFeatureThr; | 
|  | spectral_diff = kSfFeatureThr; | 
|  | avg_log_lrt.fill(kLtrFeatureThr); | 
|  | } | 
|  |  | 
|  | }  // namespace webrtc |