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/****************************************************************
*
* Copyright (C) Max Planck Institute
* for Human Cognitive and Brain Sciences, Leipzig
*
* Author Gabriele Lohmann, 2004, <lipsia@cbs.mpg.de>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Id: vquickmorph3d.c 3177 2008-04-01 14:47:24Z karstenm $
*
*****************************************************************/
/*! \brief vquickmorph3d - 3D morphological operators using distance transforms
\par Description
3D morphological operators using distance transforms.
\par Usage
<code>vquickmorph3d</code>
\param -in input image
\param -out output image
\param -op type of operation (dilate | erode | open | close). Default: dilate
\param -radius radius of spherical structuring element. Default: 3
\par Examples
<br>
\par Known bugs
none.
\file vquickmorph3d.c
\author G.Lohmann, MPI-CBS, 2004
*/
/* From the Vista library: */
#include <viaio/Vlib.h>
#include <viaio/mu.h>
#include <via.h>
#include <viaio/option.h>
/* From the standard C libaray: */
#include <stdio.h>
#include <stdlib.h>
VDictEntry OPDict[] = {
{ "dilate", 0 },
{ "erode", 1 },
{ "open", 2 },
{ "close", 3 },
{ NULL }
};
int main (int argc, char **argv)
{
static VDouble radius = 3.0;
static VLong op = 0;
static VOptionDescRec options[] = {
{ "op", VLongRepn, 1, &op, VOptionalOpt, OPDict,"type of operation" },
{ "radius", VDoubleRepn, 1, & radius, VOptionalOpt, NULL,
"radius of structuring sphere" }
};
FILE *in_file, *out_file;
VAttrList list;
VImage src, dest=NULL;
VAttrListPosn posn;
char prg[50];
sprintf(prg,"vquickmorph3d V%s", getVersion());
fprintf (stderr, "%s\n", prg);
/* Parse command line arguments: */
VParseFilterCmd (VNumber (options), options, argc, argv, &in_file, &out_file);
/* Read source image(s): */
if (! (list = VReadFile (in_file, NULL))) exit (1);
fclose(in_file);
/* Perform morphological filtering */
for (VFirstAttr (list, & posn); VAttrExists (& posn); VNextAttr (& posn)) {
if (VGetAttrRepn (& posn) != VImageRepn)
continue;
VGetAttrValue (& posn, NULL, VImageRepn, & src);
switch (op) {
case 0:
dest = VDTDilate(src,NULL,radius);
if (dest == NULL) exit (1);
break;
case 1:
dest = VDTErode(src,NULL,radius);
if (dest == NULL) exit (1);
break;
case 2:
dest = VDTOpen(src,NULL,radius);
if (dest == NULL) exit (1);
break;
case 3:
dest = VDTClose(src,NULL,radius);
if (dest == NULL) exit (1);
break;
default:
;
}
VSetAttrValue (& posn, NULL, VImageRepn, dest);
VDestroyImage (src);
break;
}
/* Write the results to the output file: */
VHistory(VNumber(options),options,prg,&list,&list);
if (VWriteFile (out_file, list))
fprintf (stderr, "%s: done.\n",argv[0]);
return 0;
}
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