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/*
* Copyright (c) 2012 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_ESTIMATOR_IMPL_H_
#define WEBRTC_MODULES_AUDIO_PROCESSING_LEVEL_ESTIMATOR_IMPL_H_
#include "webrtc/modules/audio_processing/include/audio_processing.h"
#include "webrtc/modules/audio_processing/processing_component.h"
#include "webrtc/modules/audio_processing/rms_level.h"
namespace webrtc {
class AudioBuffer;
class CriticalSectionWrapper;
class LevelEstimatorImpl : public LevelEstimator,
public ProcessingComponent {
public:
LevelEstimatorImpl(const AudioProcessing* apm,
CriticalSectionWrapper* crit);
virtual ~LevelEstimatorImpl();
int ProcessStream(AudioBuffer* audio);
// LevelEstimator implementation.
bool is_enabled() const override;
private:
// LevelEstimator implementation.
int Enable(bool enable) override;
int RMS() override;
// ProcessingComponent implementation.
void* CreateHandle() const override;
int InitializeHandle(void* handle) const override;
int ConfigureHandle(void* handle) const override;
void DestroyHandle(void* handle) const override;
int num_handles_required() const override;
int GetHandleError(void* handle) const override;
CriticalSectionWrapper* crit_;
};
} // namespace webrtc
#endif // WEBRTC_MODULES_AUDIO_PROCESSING_LEVEL_ESTIMATOR_IMPL_H_
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