c@174: #ifndef KISS_NDR_H c@174: #define KISS_NDR_H c@174: c@174: #include "kiss_fft.h" c@174: #include "kiss_fftr.h" c@174: #include "kiss_fftnd.h" c@174: c@174: #ifdef __cplusplus c@174: extern "C" { c@174: #endif c@174: c@174: typedef struct kiss_fftndr_state *kiss_fftndr_cfg; c@174: c@174: c@174: kiss_fftndr_cfg kiss_fftndr_alloc(const int *dims,int ndims,int inverse_fft,void*mem,size_t*lenmem); c@174: /* c@174: dims[0] must be even c@174: c@174: If you don't care to allocate space, use mem = lenmem = NULL c@174: */ c@174: c@174: c@174: void kiss_fftndr( c@174: kiss_fftndr_cfg cfg, c@174: const kiss_fft_scalar *timedata, c@174: kiss_fft_cpx *freqdata); c@174: /* c@174: input timedata has dims[0] X dims[1] X ... X dims[ndims-1] scalar points c@174: output freqdata has dims[0] X dims[1] X ... X dims[ndims-1]/2+1 complex points c@174: */ c@174: c@174: void kiss_fftndri( c@174: kiss_fftndr_cfg cfg, c@174: const kiss_fft_cpx *freqdata, c@174: kiss_fft_scalar *timedata); c@174: /* c@174: input and output dimensions are the exact opposite of kiss_fftndr c@174: */ c@174: c@174: c@174: #define kiss_fftr_free free c@174: c@174: #ifdef __cplusplus c@174: } c@174: #endif c@174: c@174: #endif