text: /*
   *  Copyright (c) 2016 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.
   */
  
  #ifndef WEBRTC_MODULES_AUDIO_PROCESSING_LEVEL_CONTROLLER_SATURATING_GAIN_ESTIMATOR_H_
  #define WEBRTC_MODULES_AUDIO_PROCESSING_LEVEL_CONTROLLER_SATURATING_GAIN_ESTIMATOR_H_
  
  #include "webrtc/rtc_base/constructormagic.h"
  
  namespace webrtc {
  
  class ApmDataDumper;
  
  class SaturatingGainEstimator {
   public:
    SaturatingGainEstimator();
    ~SaturatingGainEstimator();
    void Initialize();
    void Update(float gain, int num_saturations);
    float GetGain() const { return saturating_gain_; }
  
   private:
    float saturating_gain_;
    int saturating_gain_hold_counter_;
  
    RTC_DISALLOW_COPY_AND_ASSIGN(SaturatingGainEstimator);
  };
  
  }  // namespace webrtc
  
  #endif  // WEBRTC_MODULES_AUDIO_PROCESSING_LEVEL_CONTROLLER_SATURATING_GAIN_ESTIMATOR_H_
  