transf.cpp

wavelet codec there are 34 files with code about the wavelet theory

#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include "transf.h"
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/

WaveletTransform::WaveletTransform  (Wavelet *wavelet, Image *image, 
				     int nsteps, int symmetric) : 
  wavelet (wavelet), nsteps(nsteps), symmetric(symmetric)
{
  value = NULL;

  if (image != NULL) {
    hsize = image->hsize;
	 vsize = image->vsize;
	 transform (image, wavelet, nsteps, symmetric);
  } else {
	 hsize = vsize = 0;
  }
}

/*---------------------------------------------------------------------------*/

WaveletTransform::WaveletTransform (Wavelet *wavelet, int hsize, int
					 vsize, int nsteps, int symmetric):
								 hsize(hsize), vsize(vsize), wavelet
			 (wavelet), nsteps(nsteps), symmetric(symmetric)
{
  nsteps = 0;
  symmetric = -1;
  init ();
  for (int i = 0; i < ((long)hsize)*vsize; i++)
	 value[i] = 0;
}

/*---------------------------------------------------------------------------*/
//暑眈蝠箨蝾