#ifndef KISS_NDR_H #define KISS_NDR_H #include "kiss_fft.h" #include "kiss_fftr.h" #include "kiss_fftnd.h" #ifdef __cplusplus extern "C" { #endif typedef struct kiss_fftndr_state *kiss_fftndr_cfg; kiss_fftndr_cfg kiss_fftndr_alloc(const int *dims,int ndims,int inverse_fft,void*mem,size_t*lenmem); /* dims[0] must be even If you don't care to allocate space, use mem = lenmem = NULL */ void kiss_fftndr( kiss_fftndr_cfg cfg, const kiss_fft_scalar *timedata, kiss_fft_cpx *freqdata); /* input timedata has dims[0] X dims[1] X ... X dims[ndims-1] scalar points output freqdata has dims[0] X dims[1] X ... X dims[ndims-1]/2+1 complex points */ void kiss_fftndri( kiss_fftndr_cfg cfg, const kiss_fft_cpx *freqdata, kiss_fft_scalar *timedata); /* input and output dimensions are the exact opposite of kiss_fftndr */ #define kiss_fftr_free free #ifdef __cplusplus } #endif #endif