63 lines
2.4 KiB
C
63 lines
2.4 KiB
C
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/***************************************************************************
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*
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* Copyright 2015-2019 BES.
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* All rights reserved. All unpublished rights reserved.
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*
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* No part of this work may be used or reproduced in any form or by any
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* means, or stored in a database or retrieval system, without prior written
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* permission of BES.
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*
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* Use of this work is governed by a license granted by BES.
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* This work contains confidential and proprietary information of
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* BES. which is protected by copyright, trade secret,
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* trademark and other intellectual property rights.
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*
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****************************************************************************/
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#ifndef __LEFTRIGHT_DENOISE_H__
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#define __LEFTRIGHT_DENOISE_H__
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#include <stdint.h>
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#include "ae_macros.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct {
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int32_t bypass;
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float delay_taps; // MIC L/R delay samples. 0: 适用于麦克距离为<2cm; 1: 适用于麦克距离为2cm左右; 2: 适用于麦克距离为4cm左右
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int32_t freq_smooth_enable; // 1: 频域滤波打开; 0: 频域滤波关闭; 默认打开
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int32_t wnr_enable; // wind noise reduction enable
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int32_t delay_enable;
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} LeftRightDenoiseConfig;
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struct LeftRightDenoiseState_;
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typedef struct LeftRightDenoiseState_ LeftRightDenoiseState;
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#ifndef LEFTRIGHT_DENOISE_IMPL
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#define LEFTRIGHT_DENOISE_IMPL float
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#endif
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#define leftright_denoise_create CONSTRUCT_FUNC_NAME(leftright_denoise, LEFTRIGHT_DENOISE_IMPL, create)
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#define leftright_denoise_destroy CONSTRUCT_FUNC_NAME(leftright_denoise, LEFTRIGHT_DENOISE_IMPL, destroy)
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#define leftright_denoise_set_config CONSTRUCT_FUNC_NAME(leftright_denoise, LEFTRIGHT_DENOISE_IMPL, set_config)
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#define leftright_denoise_process CONSTRUCT_FUNC_NAME(leftright_denoise, LEFTRIGHT_DENOISE_IMPL, process)
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#define leftright_denoise_get_delay CONSTRUCT_FUNC_NAME(leftright_denoise, LEFTRIGHT_DENOISE_IMPL, get_delay)
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LeftRightDenoiseState *leftright_denoise_create(int32_t sample_rate, int32_t frame_size, const LeftRightDenoiseConfig *cfg);
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int32_t leftright_denoise_destroy(LeftRightDenoiseState *st);
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int32_t leftright_denoise_set_config(LeftRightDenoiseState *st, const LeftRightDenoiseConfig *cfg);
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int32_t leftright_denoise_process(LeftRightDenoiseState *st, short *pcm_buf, int32_t pcm_len, short *out_buf);
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int32_t leftright_denoise_get_delay(LeftRightDenoiseState *st);
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#ifdef __cplusplus
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}
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#endif
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#endif
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