void fft2d_inv(double **xtre, double **xtim, double **xrec_re, double **xrec_im, int width, int height, bool undoShift=true)
Definition: fft2D.cpp:163
void fft2d(double **xtre, double **xtim, int width, int height, bool shift=true)
Definition: fft2D.cpp:111