libvips/tools/other/glds_features.c

84 lines
2.0 KiB
C

/* @(#) Prints features of glds in stderr
* @(#) Usage: glds_features matrix
*
* Copyright: 1991, N. Dessipris.
*
* Author: N. Dessipris
* Written on: 26/03/1991
* Modified on:
*/
/*
This file is part of VIPS.
VIPS is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser 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
*/
/*
These files are distributed with VIPS - http://www.vips.ecs.soton.ac.uk
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif /*HAVE_CONFIG_H*/
#include <vips/intl.h>
#include <stdio.h>
#include <math.h>
#include <vips/vips.h>
int
main( int argc, char *argv[] )
{
IMAGE *matrix;
double fasm, fent, fmean, fcon;
if( im_init_world( argv[0] ) )
error_exit( "unable to start VIPS" );
if( argc != 2 )
error_exit( "usage: %s matrix_image", argv[0] );
if( !(matrix = im_open(argv[1],"r")) )
error_exit( "unable to open %s for input",
argv[1] );
if( im_glds_asm( matrix, &fasm ) )
error_exit( "unable to im_glds_asm");
if( im_glds_contrast( matrix, &fcon ) )
error_exit( "unable to im_glds_contrast");
if( im_glds_entropy( matrix, &fent ) )
error_exit( "unable to im_glds_entropy");
if( im_glds_mean( matrix, &fmean ) )
error_exit( "unable to im_glds_mean");
if( im_close( matrix ) )
error_exit( "unable to close %s", argv[1]);
printf( "glds: ASM=%f, ENT=%f, MEAN=%f, CON=%f\n",
fasm, fent, fmean, fcon);
return(0);
}