huxi
55 lines
1.3 KiB
C
55 lines
1.3 KiB
C
#ifndef __AUDIO_NOTCH_HOWLING_API_H
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#define __AUDIO_NOTCH_HOWLING_API_H
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#include "notch_howling_api.h"
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//啸叫抑制 NotchHowling:
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typedef struct _NotchHowlingUpdateParam {
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float Q; //Q值
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float gain; //增益
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int fade_n; //启动释放时间
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float threshold;
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} NotchHowlingUpdateParam;
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typedef struct _NotchHowlingParam_TOOL_SET {
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int is_bypass; // 1-> byass 0 -> no bypass
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NotchHowlingUpdateParam parm;
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} notch_howling_param_tool_set;
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struct audio_notch_howling_parm {
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NotchHowlingParam notch_parm;
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u16 channel;
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};
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struct audio_notch_howling {
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void *workbuf;
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struct audio_notch_howling_parm parm;
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u8 status;
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u8 update;
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};
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/*
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*陷波啸叫抑制打开
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* */
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struct audio_notch_howling *audio_notch_howling_open(struct audio_notch_howling_parm *para);
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/*
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*陷波啸叫抑制运行处理
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* */
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int audio_notch_howling_run(struct audio_notch_howling *hdl, short *in, short *out, int len);
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/*
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*陷波啸叫抑制关闭
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* */
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void audio_notch_howling_close(struct audio_notch_howling *hdl);
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/*
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*陷波啸叫抑制参数更新
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* */
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void audio_notch_howling_update_parm(struct audio_notch_howling *hdl, NotchHowlingUpdateParam *parm);
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/*
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*陷波啸叫抑制直通设置
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* */
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void audio_notch_howling_bypass(struct audio_notch_howling *hdl, u8 bypass);
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#endif
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