140 lines
4.5 KiB
C
140 lines
4.5 KiB
C
|
#ifndef DRC_API_H
|
|||
|
|
#define DRC_API_H
|
|||
|
|
|
|||
|
|
#ifdef WIN32
|
|||
|
|
|
|||
|
|
#define AT_DRC(x)
|
|||
|
|
#define AT_DRC_CODE
|
|||
|
|
#define AT_DRC_CONST
|
|||
|
|
#define AT_DRC_SPARSE_CODE
|
|||
|
|
#define AT_DRC_SPARSE_CONST
|
|||
|
|
|
|||
|
|
#else
|
|||
|
|
#define AT_DRC(x) __attribute((section(#x)))
|
|||
|
|
#define AT_DRC_CODE AT_DRC(.drc_code)
|
|||
|
|
#define AT_DRC_CONST AT_DRC(.drc_const)
|
|||
|
|
#define AT_DRC_SPARSE_CODE AT_DRC(.drc_sparse_code)
|
|||
|
|
#define AT_DRC_SPARSE_CONST AT_DRC(.drc_sparse_const)
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
|
|||
|
|
enum {
|
|||
|
|
DATA_IN_SHORT = 0, //输入数据类型，输入short时，输出不能为int
|
|||
|
|
DATA_IN_INT,
|
|||
|
|
};
|
|||
|
|
enum {
|
|||
|
|
DATA_OUT_SHORT = 0, //输出数据类型，输入short时，输出不能为int
|
|||
|
|
DATA_OUT_INT
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
enum {
|
|||
|
|
PEAK = 0, //算法类型
|
|||
|
|
RMS
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
enum {
|
|||
|
|
PERPOINT = 0, //mode 模式
|
|||
|
|
TWOPOINT
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
typedef struct _DrcParam {
|
|||
|
|
/*
|
|||
|
|
int *attackTime; //启动时间
|
|||
|
|
int *releaseTime; //释放时间
|
|||
|
|
float *threshold; //阈值{x1，y1,x2,y2} 最多5组十个数据
|
|||
|
|
int *ThresholdNum; //阈值的组数
|
|||
|
|
int *rmsTime; // rms时间 algorithm为RMS有效
|
|||
|
|
float *InputGain; // 输入增益（db）
|
|||
|
|
float *OutputGain; // 输出数据增益(db)
|
|||
|
|
unsigned char algorithm; // PEAK或者RMS
|
|||
|
|
unsigned char mode; // 模式
|
|||
|
|
unsigned char intype; // 输入数据类型
|
|||
|
|
unsigned char outtype; // 输出数据类型
|
|||
|
|
*/
|
|||
|
|
int channel;
|
|||
|
|
int sampleRate;
|
|||
|
|
int attackTime; //启动时间
|
|||
|
|
int releaseTime; //释放时间
|
|||
|
|
float *threshold; //阈值{x1，y1,x2,y2} 最多5组十个数据
|
|||
|
|
int ThresholdNum; //阈值的组数
|
|||
|
|
int rmsTime; // rms时间 algorithm为RMS有效
|
|||
|
|
float InputGain; // 输入增益（db）
|
|||
|
|
float OutputGain; // 输出数据增益(db)
|
|||
|
|
unsigned char algorithm; // PEAK或者RMS
|
|||
|
|
unsigned char mode; // 模式
|
|||
|
|
unsigned char intype; // 输入数据类型
|
|||
|
|
unsigned char outtype; // 输出数据类型
|
|||
|
|
int IndataInc; // 输入数据同个通道下个点的步进 例如左右左右 步进为2
|
|||
|
|
int OutdataInc; // 输出数据同个通道下个点的步进 例如左右左右 步进为2
|
|||
|
|
} DrcParam;
|
|||
|
|
|
|||
|
|
//int GetDrcBuf(int algorithm, int *rmsTime, int channel, int sampleRate);
|
|||
|
|
int GetDrcBuf(DrcParam *param); // bufsize 与 algorithm，rmsTime channel、 sampleRate有关
|
|||
|
|
//void DrcInit(void *WorkBuf, DrcParam *param, int channel, int sampleRate);
|
|||
|
|
void DrcInit(void *WorkBuf, DrcParam *param);
|
|||
|
|
void DrcUpdate(void *WorkBuf, DrcParam *param);
|
|||
|
|
int DrcRun(void *WorkBuf, void *indata, void *outdata, int per_channel_npoint);
|
|||
|
|
/* InputGain 输入数据放大或者缩小的db数（正数放大，负数缩小） */
|
|||
|
|
// inputgain 配2，表示总体增加2dB
|
|||
|
|
/* OutputGain 输出数据放大或者缩小的db数（正数放大，负数缩小） */
|
|||
|
|
#if 0
|
|||
|
|
int GetDrcBuf(int algorithm, int *rmsTime, int channel, int sampleRate);
|
|||
|
|
获取buf大小
|
|||
|
|
参数说明：
|
|||
|
|
algorithm：算法类型，PEAK或者RMS
|
|||
|
|
rmsTime:
|
|||
|
|
rms时间ms，算法类型为RMS时有效
|
|||
|
|
channel： 通道数
|
|||
|
|
sampleRate:
|
|||
|
|
采样率
|
|||
|
|
|
|||
|
|
void DrcInit(void *WorkBuf, int *attackTime, int *releaseTime, float *threshold, int *ThresholdNum, int *rmsTime, int channel, int sampleRate, int algorithm, int mode, int intype, int outtype);
|
|||
|
|
初始化
|
|||
|
|
参数说明：
|
|||
|
|
WorkBuf:
|
|||
|
|
运行buf
|
|||
|
|
attackTime:
|
|||
|
|
启动时间ms
|
|||
|
|
releaseTime:
|
|||
|
|
释放时间ms
|
|||
|
|
threshold:
|
|||
|
|
信号输入与对应的输出[in1, out1, in2, out2 ***排列] 最多5组数据, 3个阈值，4段
|
|||
|
|
ThresholdNum:
|
|||
|
|
信号输入与对应的输出组数
|
|||
|
|
rmsTime:
|
|||
|
|
rms时间ms
|
|||
|
|
channel:
|
|||
|
|
通道
|
|||
|
|
sampleRate：采样率
|
|||
|
|
algorithm：算法类型
|
|||
|
|
mode：模式
|
|||
|
|
intype：输入数据类型，DATA_IN_SHORT或者DATA_IN_INT
|
|||
|
|
outtype:
|
|||
|
|
输出数据类型，DATA_OUT_SHOR或者DATA_OUT_INT；若输入数据类型为DATA_IN_SHORT，输出类型只能设置为DATA_OUT_SHOR
|
|||
|
|
|
|||
|
|
void DrcUpdate(void *WorkBuf, int *attackTime, int *releaseTime, float *threshold, int *ThresholdNum, int channel, int sampleRate);
|
|||
|
|
更新参数：使用rms算法时，当rmsTime fs变化时因为buf会产生变化，只能初始化更新
|
|||
|
|
参数说明：
|
|||
|
|
WorkBuf:
|
|||
|
|
运行buf
|
|||
|
|
attackTime:
|
|||
|
|
启动时间ms
|
|||
|
|
releaseTime:
|
|||
|
|
释放时间ms
|
|||
|
|
threshold:
|
|||
|
|
信号输入与对应的输出[in1, out1, in2, out2 ***排列] 最多5组数据, 3个阈值，4段
|
|||
|
|
ThresholdNum:
|
|||
|
|
信号输入与对应的输出组数
|
|||
|
|
|
|||
|
|
int DrcRun(void *WorkBuf, void *indata, void *outdata, int per_channel_npoint);
|
|||
|
|
运行：输入输出数据类型，要跟初始化配置的数据类型对应
|
|||
|
|
WorkBuf:
|
|||
|
|
运行buf
|
|||
|
|
indata：输入数据
|
|||
|
|
outdata：输出数据
|
|||
|
|
per_channel_npoint：每个通道的样点数
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
#endif // !DRC_API_H
|
|||
|
|
|