+++ /dev/null
-/*****************************************************************************
-** This is part of the CTSim program
-** Copyright (C) 1983-2000 Kevin Rosenberg
-**
-** $Id: sdf-2.c,v 1.5 2000/05/24 22:50:04 kevin Exp $
-** $Log: sdf-2.c,v $
-** Revision 1.5 2000/05/24 22:50:04 kevin
-** Added support for new SGP library
-**
-** Revision 1.4 2000/05/16 04:33:59 kevin
-** Improved option processing
-**
-** Revision 1.3 2000/05/11 01:06:30 kevin
-** Changed sprintf to snprintf
-**
-** Revision 1.2 2000/05/08 20:02:32 kevin
-** ANSI C changes
-**
-** Revision 1.1.1.1 2000/04/28 13:02:44 kevin
-** Initial CVS import for first public release
-**
-**
-**
-** This program is free software; you can redistribute it and/or modify
-** it under the terms of the GNU General Public License (version 2) as
-** published by the Free Software Foundation.
-**
-** 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
-******************************************************************************/
-
-/* FILE
- * sdf-2.c Generate a SDF file from two input SDF files
- */
-
-#include "ct.h"
-
-enum {O_ADD, O_SUB, O_MUL, O_COMP, O_VERBOSE, O_HELP, O_VERSION};
-
-static struct option my_options[] =
-{
- {"add", 0, 0, O_ADD},
- {"sub", 0, 0, O_SUB},
- {"mul", 0, 0, O_MUL},
- {"comp", 0, 0, O_COMP},
- {"verbose", 0, 0, O_VERBOSE},
- {"help", 0, 0, O_HELP},
- {"version", 0, 0, O_VERSION},
- {0, 0, 0, 0}
-};
-
-void
-sdf2_usage (const char *program)
-{
- fprintf(stdout, "sdf2_usage: %s infile1 infile2 outfile [OPTIONS]\n", kbasename(program));
- fprintf(stdout, "Generate an SDF2D file from two input SDF2D files\n");
- fprintf(stdout, "\n");
- fprintf(stdout, " infile1 Name of first input SDF file\n");
- fprintf(stdout, " infile2 Name of second input SDF file\n");
- fprintf(stdout, " outfile Name of output SDF file\n");
- fprintf(stdout, " --add Add images\n");
- fprintf(stdout, " --sub Subtract image 2 from image 1\n");
- fprintf(stdout, " --mul Multiply images\n");
- fprintf(stdout, " --comp Compare images\n");
- fprintf(stdout, " --verbose Verbose modem\n");
- fprintf(stdout, " --version Print version\n");
- fprintf(stdout, " --help Print this help message\n");
-}
-
-int
-sdf2_main (int argc, char *const argv[])
-{
- IMAGE *im_in1;
- IMAGE *im_in2;
- IMAGE *im_out;
- char *in_file1;
- char *in_file2;
- char *out_file;
- int opt_verbose = 0;
- int opt_add = 0;
- int opt_sub = 0;
- int opt_mul = 0;
- int opt_comp = 0;
-
- while (1)
- {
- int c = getopt_long (argc, argv, "", my_options, NULL);
-
- if (c == -1)
- break;
-
- switch (c)
- {
- case O_ADD:
- opt_add = 1;
- break;
- case O_SUB :
- opt_sub = 1;
- break;
- case O_MUL:
- opt_mul = 1;
- break;
- case O_COMP:
- opt_comp = 1;
- break;
- case O_VERBOSE:
- opt_verbose = 1;
- break;
- case O_VERSION:
-#ifdef VERSION
- fprintf(stdout, "Version %s\n", VERSION);
-#else
- fprintf(stderr, "Unknown version number");
-#endif
- exit(0);
- case O_HELP:
- case '?':
- sdf2_usage(argv[0]);
- return (0);
- default:
- sdf2_usage(argv[0]);
- return (1);
- }
- }
-
- if (optind + 3 != argc)
- {
- sdf2_usage(argv[0]);
- return (1);
- }
-
- in_file1 = argv[optind];
- in_file2 = argv[optind + 1];
- out_file = argv[optind + 2];
-
- im_in1 = image_load (in_file1);
- im_in2 = image_load (in_file2);
- if (im_in1 == NULL || im_in2 == NULL) {
- fprintf(stderr, "Error reading an image");
- return (1);
- }
-
- if (im_in1->nx != im_in2->nx || im_in1->ny != im_in2->ny) {
- fprintf(stderr, "Error: Size of image 1 (%d,%d) and image 2 (%d,%d) do not match\n",
- im_in1->nx, im_in1->ny, im_in2->nx, im_in2->ny);
- return(1);
- }
- if (im_in1->nx < 0 || im_in1->ny < 0) {
- fprintf(stderr, "Error: Size of image < 0");
- return(1);
- }
-
- im_out = image_create (out_file, im_in1->nx, im_in1->ny);
-
- if (opt_add) {
- int ix, iy;
- for (ix = 0; ix < im_in1->nx; ix++)
- {
- IMAGE_ELEM_VAL *in1 = &im_in1->v[ix][0];
- IMAGE_ELEM_VAL *in2 = &im_in2->v[ix][0];
- IMAGE_ELEM_VAL *out = &im_out->v[ix][0];
- for (iy = 0; iy < im_in1->ny; iy++)
- *out++ = *in1++ + *in2++;
- }
- } else if (opt_sub) {
- int ix, iy;
- for (ix = 0; ix < im_in1->nx; ix++)
- {
- IMAGE_ELEM_VAL *in1 = &im_in1->v[ix][0];
- IMAGE_ELEM_VAL *in2 = &im_in2->v[ix][0];
- IMAGE_ELEM_VAL *out = &im_out->v[ix][0];
- for (iy = 0; iy < im_in1->ny; iy++)
- *out++ = *in1++ - *in2++;
- }
- } else if (opt_mul) {
- int ix, iy;
- for (ix = 0; ix < im_in1->nx; ix++)
- {
- IMAGE_ELEM_VAL *in1 = &im_in1->v[ix][0];
- IMAGE_ELEM_VAL *in2 = &im_in2->v[ix][0];
- IMAGE_ELEM_VAL *out = &im_out->v[ix][0];
- for (iy = 0; iy < im_in1->ny; iy++)
- *out++ = *in1++ * *in2++;
- }
- } else if (opt_comp) {
- int ix, iy;
- double abs_error = 0.;
- for (ix = 0; ix < im_in1->nx; ix++)
- {
- IMAGE_ELEM_VAL *in1 = &im_in1->v[ix][0];
- IMAGE_ELEM_VAL *in2 = &im_in2->v[ix][0];
- IMAGE_ELEM_VAL *out = &im_out->v[ix][0];
- for (iy = 0; iy < im_in1->ny; iy++)
- {
- double diff = *in1++ - *in2++;
- *out++ = diff;
- abs_error += fabs(diff);
- }
- }
- abs_error /= (im_in1->nx * im_in1->ny);
- fprintf(stdout, "Average Error = %f\n", abs_error);
- }
-
- image_save(im_out);
-
- return (0);
-}
-
-#ifndef NO_MAIN
-int
-main (int argc, char *const argv[])
-{
- return (sdf2_main(argc, argv));
-}
-#endif
-
projects / ctsim.git / blobdiff