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