wavelib/header/wauxlib.h
2017-09-24 18:24:45 +05:30

57 lines
1.5 KiB
C

/*
Copyright (c) 2017, Rafat Hussain
*/
#ifndef WAUXLIB_H_
#define WAUXLIB_H_
#include "wavelib.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef struct denoise_set* denoise_object;
denoise_object denoise_init(int length, int J,char* wname);
struct denoise_set{
int N; //signal length
int J; // Levels of Wavelet decomposition
char wname[10]; //Wavelet name
char wmethod[10]; //Wavelet decomposition method - dwt or swt
char ext[10]; // Signal Extension - sym or per
char thresh[10]; // thresholding - soft or hard
char level[10]; // Noise Estimation level - first or all
char dmethod[20]; //Denoising Method -sureshrink or visushrink
//double params[0];
};
void visushrink(double *signal,int N,int J,char *wname,char *method,char *ext,char *thresh,char *level,double *denoised);
void sureshrink(double *signal,int N,int J,char *wname,char *method,char *ext,char *thresh,char *level,double *denoised);
void denoise(denoise_object obj, double *signal,double *denoised);
void setDenoiseMethod(denoise_object obj, char *dmethod);
void setDenoiseWTMethod(denoise_object obj, char *wmethod);
void setDenoiseWTExtension(denoise_object obj, char *extension);
void setDenoiseParameters(denoise_object obj, char *thresh,char *level);
void denoise_free(denoise_object object);
void getDWTRecCoeff(double *coeff,int *length,char *ctype,char *ext, int level, int J,double *lpr,
double *hpr,int lf,int siglength,double *reccoeff);
double mad(double *x, int N);
#ifdef __cplusplus
}
#endif
#endif /* WAUXLIB_H_ */