X-Git-Url: http://git.kpe.io/?a=blobdiff_plain;f=src%2Fsdf-2.cpp;fp=src%2Fsdf-2.cpp;h=cf1dd74653f77d421e40f08524782f3024c1dfc9;hb=f173363bba9997045e5ec825e64d6253ec4da235;hp=0000000000000000000000000000000000000000;hpb=98f0fd3cec5ca685966017168efca4f14ebbf0b9;p=ctsim.git diff --git a/src/sdf-2.cpp b/src/sdf-2.cpp new file mode 100644 index 0000000..cf1dd74 --- /dev/null +++ b/src/sdf-2.cpp @@ -0,0 +1,225 @@ +/***************************************************************************** +** This is part of the CTSim program +** Copyright (C) 1983-2000 Kevin Rosenberg +** +** $Id: sdf-2.cpp,v 1.1 2000/06/07 02:29:05 kevin Exp $ +** $Log: sdf-2.cpp,v $ +** Revision 1.1 2000/06/07 02:29:05 kevin +** Initial C++ versions +** +** 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 +