pinebuds/services/multimedia/speech/inc/speech_2mic_ns2_denoise.h
2022-08-15 17:20:27 +08:00

66 lines
2.7 KiB
C

/***************************************************************************
*
* Copyright 2015-2019 BES.
* All rights reserved. All unpublished rights reserved.
*
* No part of this work may be used or reproduced in any form or by any
* means, or stored in a database or retrieval system, without prior written
* permission of BES.
*
* Use of this work is governed by a license granted by BES.
* This work contains confidential and proprietary information of
* BES. which is protected by copyright, trade secret,
* trademark and other intellectual property rights.
*
****************************************************************************/
#ifndef __SPEECH_2MIC_NS2_DENOISE_H__
#define __SPEECH_2MIC_NS2_DENOISE_H__
#include <stdint.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef struct {
int32_t bypass;
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
int32_t freq_smooth_enable; // 1: 频域滤波打开; 0: 频域滤波关闭; 默认打开
int32_t wnr_enable; // wind noise reduction enable
} Speech2MicNs2Config;
struct Speech2MicNs2State_;
typedef struct Speech2MicNs2State_ Speech2MicNs2State;
#define CONSTRUCT_FUNC_NAME_A(p, c, m) p ## _ ## c ## _ ## m
#define CONSTRUCT_FUNC_NAME(p, c, m) CONSTRUCT_FUNC_NAME_A(p, c, m)
#ifndef SPEECH_2MIC_NS2_DENOISE_IMPL
#define SPEECH_2MIC_NS2_DENOISE_IMPL float
#endif
#define speech_2mic_ns2_create CONSTRUCT_FUNC_NAME(speech_2mic_ns2, SPEECH_2MIC_NS2_DENOISE_IMPL, create)
#define speech_2mic_ns2_destroy CONSTRUCT_FUNC_NAME(speech_2mic_ns2, SPEECH_2MIC_NS2_DENOISE_IMPL, destroy)
#define speech_2mic_ns2_set_config CONSTRUCT_FUNC_NAME(speech_2mic_ns2, SPEECH_2MIC_NS2_DENOISE_IMPL, set_config)
#define speech_2mic_ns2_process CONSTRUCT_FUNC_NAME(speech_2mic_ns2, SPEECH_2MIC_NS2_DENOISE_IMPL, process)
#define speech_2mic_ns2_get_delay CONSTRUCT_FUNC_NAME(speech_2mic_ns2, SPEECH_2MIC_NS2_DENOISE_IMPL, get_delay)
#define speech_2mic_ns2_get_required_mips CONSTRUCT_FUNC_NAME(speech_2mic_ns2, SPEECH_2MIC_NS2_DENOISE_IMPL, get_required_mips)
Speech2MicNs2State *speech_2mic_ns2_create(int32_t sample_rate, int32_t frame_size, const Speech2MicNs2Config *cfg);
int32_t speech_2mic_ns2_destroy(Speech2MicNs2State *st);
int32_t speech_2mic_ns2_set_config(Speech2MicNs2State *st, const Speech2MicNs2Config *cfg);
int32_t speech_2mic_ns2_process(Speech2MicNs2State *st, short *pcm_buf, int32_t pcm_len, short *out_buf);
int32_t speech_2mic_ns2_get_delay(Speech2MicNs2State *st);
float speech_2mic_ns2_get_required_mips(Speech2MicNs2State *st);
#ifdef __cplusplus
}
#endif
#endif