delay_estimator_internal.h (1525B)
1 /* 2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 // Header file including the delay estimator handle used for testing. 12 13 #ifndef MODULES_AUDIO_PROCESSING_UTILITY_DELAY_ESTIMATOR_INTERNAL_H_ 14 #define MODULES_AUDIO_PROCESSING_UTILITY_DELAY_ESTIMATOR_INTERNAL_H_ 15 16 #include <cstdint> 17 18 #include "modules/audio_processing/utility/delay_estimator.h" 19 20 namespace webrtc { 21 22 typedef union { 23 float float_; 24 int32_t int32_; 25 } SpectrumType; 26 27 typedef struct { 28 // Pointers to mean values of spectrum. 29 SpectrumType* mean_far_spectrum; 30 // `mean_far_spectrum` initialization indicator. 31 int far_spectrum_initialized; 32 33 int spectrum_size; 34 35 // Far-end part of binary spectrum based delay estimation. 36 BinaryDelayEstimatorFarend* binary_farend; 37 } DelayEstimatorFarend; 38 39 typedef struct { 40 // Pointers to mean values of spectrum. 41 SpectrumType* mean_near_spectrum; 42 // `mean_near_spectrum` initialization indicator. 43 int near_spectrum_initialized; 44 45 int spectrum_size; 46 47 // Binary spectrum based delay estimator 48 BinaryDelayEstimator* binary_handle; 49 } DelayEstimator; 50 51 } // namespace webrtc 52 53 #endif // MODULES_AUDIO_PROCESSING_UTILITY_DELAY_ESTIMATOR_INTERNAL_H_