// walsh.h              Section: 8.5
//      Copyright 1994, Center for Computer Vision and Visualization,
//      University of Florida.  All rights reserved.
// Include header file for the Fast Fourier Transform and its inverse.

#ifndef _walsh_h_
#define _walsh_h_

#include "FloatDI.h"

IA_Image<IA_Point<int>,float>
walsh(const IA_Image<IA_Point<int>,float> &);

IA_Image<IA_Point<int>,float>
walsh_inv(const IA_Image<IA_Point<int>,float> &);

#endif
