Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) /* SPDX-License-Identifier: GPL-2.0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3)  * Rockchip VAD Preprocess
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5)  * Copyright (C) 2018 Fuzhou Rockchip Electronics Co., Ltd
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) #ifndef _ROCKCHIP_VAD_PREPROCESS_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #define _ROCKCHIP_VAD_PREPROCESS_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) struct vad_params {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) 	int noise_abs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) 	int noise_level;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) 	int sound_thd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) 	int vad_con_thd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) 	int voice_gain;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) struct vad_uparams {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) 	int noise_abs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) void vad_preprocess_init(struct vad_params *params);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) void vad_preprocess_destroy(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) void vad_preprocess_update_params(struct vad_uparams *uparams);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) int vad_preprocess(int data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #endif