cprintasc.c

image processing including fourier,wavelet,segmentation etc.

/*--------------------------- Commande MegaWave -----------------------------*/
/* mwcommand
  name = {cprintasc};
  version = {"1.0"};
  author = {"Jacques Froment, Lionel Moisan"};
  function = {"Print a part of a cimage in ascii format"};
  usage = {
    'v'->verbose "display line and column positions",
    input->u  "input cimage",
    {
      x1->x1    "first column",
      y1->y1    "first line",
      x2->x2    "last column",
      y2->y2    "last line"
    }
          };
*/
/*--- MegaWave - Copyright (C) 1992 Jacques Froment. All Rights Reserved. ---*/

#include <stdio.h>

/* Include always the MegaWave2 Library */
#include "mw.h"
 
void cprintasc(u,x1,y1,x2,y2,verbose)
Cimage u;
int *x1,*y1,*x2,*y2;
char *verbose;
{
  int x,y,nx,ny;
  int vx1,vy1,vx2,vy2;
  
  nx = u->ncol; 
  ny = u->nrow;
  vx1 = x1?*x1:0;
  vx2 = x2?*x2:nx-1;
  vy1 = y1?*y1:0;
  vy2 = y2?*y2:ny-1;
  
  if (verbose)	    
  {
    printf("      ");
    for (x=vx1;x<=vx2;x++)
      if (x<10) printf(" %1d  ",x); else printf("%3d ",x);
    printf("\n      ");
    for (x=vx1;x<=vx2;x++)
      printf(" |  ");
    }
  for (y=vy1;y<=vy2;y++) 
    {
      if (verbose) printf("\n%3d - ",y);
      for (x=vx1;x<=vx2;x++)
	printf("%3d ",u->gray[y*nx+x]);
    }
  printf("\n");
  if (verbose) printf("\n");
}