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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.
*/
// Header file including the delay estimator handle used for testing.
#ifndef MODULES_AUDIO_PROCESSING_UTILITY_DELAY_ESTIMATOR_INTERNAL_H_
#define MODULES_AUDIO_PROCESSING_UTILITY_DELAY_ESTIMATOR_INTERNAL_H_
#include "modules/audio_processing/utility/delay_estimator.h"
namespace webrtc {
typedef union {
float float_;
int32_t int32_;
} SpectrumType;
typedef struct {
// Pointers to mean values of spectrum.
SpectrumType* mean_far_spectrum;
// `mean_far_spectrum` initialization indicator.
int far_spectrum_initialized;
int spectrum_size;
// Far-end part of binary spectrum based delay estimation.
BinaryDelayEstimatorFarend* binary_farend;
} DelayEstimatorFarend;
typedef struct {
// Pointers to mean values of spectrum.
SpectrumType* mean_near_spectrum;
// `mean_near_spectrum` initialization indicator.
int near_spectrum_initialized;
int spectrum_size;
// Binary spectrum based delay estimator
BinaryDelayEstimator* binary_handle;
} DelayEstimator;
} // namespace webrtc
#endif // MODULES_AUDIO_PROCESSING_UTILITY_DELAY_ESTIMATOR_INTERNAL_H_
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