| /* |
| * 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_AEC_AEC_CORE_OPTIMIZED_METHODS_H_ |
| #define WEBRTC_MODULES_AUDIO_PROCESSING_AEC_AEC_CORE_OPTIMIZED_METHODS_H_ |
| |
| #include <memory> |
| |
| #include "webrtc/modules/audio_processing/aec/aec_core.h" |
| #include "webrtc/typedefs.h" |
| |
| namespace webrtc { |
| |
| typedef void (*WebRtcAecFilterFar)( |
| int num_partitions, |
| int x_fft_buf_block_pos, |
| float x_fft_buf[2][kExtendedNumPartitions * PART_LEN1], |
| float h_fft_buf[2][kExtendedNumPartitions * PART_LEN1], |
| float y_fft[2][PART_LEN1]); |
| extern WebRtcAecFilterFar WebRtcAec_FilterFar; |
| typedef void (*WebRtcAecScaleErrorSignal)(float mu, |
| float error_threshold, |
| float x_pow[PART_LEN1], |
| float ef[2][PART_LEN1]); |
| extern WebRtcAecScaleErrorSignal WebRtcAec_ScaleErrorSignal; |
| typedef void (*WebRtcAecFilterAdaptation)( |
| const OouraFft& ooura_fft, |
| int num_partitions, |
| int x_fft_buf_block_pos, |
| float x_fft_buf[2][kExtendedNumPartitions * PART_LEN1], |
| float e_fft[2][PART_LEN1], |
| float h_fft_buf[2][kExtendedNumPartitions * PART_LEN1]); |
| extern WebRtcAecFilterAdaptation WebRtcAec_FilterAdaptation; |
| |
| typedef void (*WebRtcAecOverdrive)(float overdrive_scaling, |
| const float hNlFb, |
| float hNl[PART_LEN1]); |
| extern WebRtcAecOverdrive WebRtcAec_Overdrive; |
| |
| typedef void (*WebRtcAecSuppress)(const float hNl[PART_LEN1], |
| float efw[2][PART_LEN1]); |
| extern WebRtcAecSuppress WebRtcAec_Suppress; |
| |
| typedef void (*WebRtcAecComputeCoherence)(const CoherenceState* coherence_state, |
| float* cohde, |
| float* cohxd); |
| extern WebRtcAecComputeCoherence WebRtcAec_ComputeCoherence; |
| |
| typedef void (*WebRtcAecUpdateCoherenceSpectra)(int mult, |
| bool extended_filter_enabled, |
| float efw[2][PART_LEN1], |
| float dfw[2][PART_LEN1], |
| float xfw[2][PART_LEN1], |
| CoherenceState* coherence_state, |
| short* filter_divergence_state, |
| int* extreme_filter_divergence); |
| extern WebRtcAecUpdateCoherenceSpectra WebRtcAec_UpdateCoherenceSpectra; |
| |
| typedef int (*WebRtcAecPartitionDelay)( |
| int num_partitions, |
| float h_fft_buf[2][kExtendedNumPartitions * PART_LEN1]); |
| extern WebRtcAecPartitionDelay WebRtcAec_PartitionDelay; |
| |
| typedef void (*WebRtcAecStoreAsComplex)(const float* data, |
| float data_complex[2][PART_LEN1]); |
| extern WebRtcAecStoreAsComplex WebRtcAec_StoreAsComplex; |
| |
| typedef void (*WebRtcAecWindowData)(float* x_windowed, const float* x); |
| extern WebRtcAecWindowData WebRtcAec_WindowData; |
| |
| } // namespace webrtc |
| |
| #endif // WEBRTC_MODULES_AUDIO_PROCESSING_AEC_AEC_CORE_OPTIMIZED_METHODS_H_ |