#ifndef _MULTI_CH_MIX_H
#define _MULTI_CH_MIX_H

struct mulit_mix_gain {
    float gain0;
    float gain1;
    float gain2;
};
typedef  struct _MULIT_MIX_TOOL_SET {
    int is_bypass; // 1-> byass 0 -> no bypass
    struct mulit_mix_gain gain;
} multi_mix_param_tool_set;



typedef struct _MixParam {
    void *data;        //每路数据
    float gain;        //增益
} MixParam;

void Mix16to16(MixParam *mix1, MixParam *mix2, MixParam *mix3, short *out, int channel, int way_num, int per_channel_npoint);
//功能：输入数据16bit mix ,输出数据16bit
//way_num 为2或者3     way_num = 2  取 mix1  mix2的数据，mix3无效
//out  数据输出  带16bit饱和
//per_channel_npoint   每个通道的样点数

void Mix32to32(MixParam *mix1, MixParam *mix2, MixParam *mix3, int *out, int channel, int way_num, int per_channel_npoint);
//功能： 输入数据32bit mix ,输出数据32bit
//way_num 为2或者3     way_num = 2  取 mix1  mix2的数据，mix3无效
//out  数据输出   不带16bit饱和
//per_channel_npoint   每个通道的样点数

void Mix32to16(MixParam *mix1, MixParam *mix2, MixParam *mix3, short *out, int channel, int way_num, int per_channel_npoint);
//功能： 输入数据32bit mix ,输出数据16bit
//way_num 为2或者3     way_num = 2  取 mix1  mix2的数据，mix3无效
//out  数据输出   带16bit饱和
//per_channel_npoint   每个通道的样点数

void Mix16to32(MixParam *mix1, MixParam *mix2, MixParam *mix3, int *out, int channel, int way_num, int per_channel_npoint);
//功能： 输入数据16bit mix ,输出数据32bit
//way_num 为2或者3     way_num = 2  取 mix1  mix2的数据，mix3无效
//out  数据输出   不带16bit饱和
//per_channel_npoint   每个通道的样点数

#endif