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/*****************************************************************************
** FILE IDENTIFICATION
**
** Name: if1.cpp
** Purpose: Manipulate a single image file
** Programmer: Kevin Rosenberg
** Date Started: Aug 1984
**
** This is part of the CTSim program
** Copyright (C) 1983-2009 Kevin Rosenberg
**
** 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
* if1.c Filter a single IF file
*/
#include "ct.h"
enum {O_LOG, O_EXP, O_SQRT, O_SQR, O_INVERT, O_VERBOSE, O_HELP, O_VERSION};
static struct option my_options[] =
{
{"invert", 0, 0, O_INVERT},
{"verbose", 0, 0, O_VERBOSE},
{"log", 0, 0, O_LOG},
{"exp", 0, 0, O_EXP},
{"sqr", 0, 0, O_SQR},
{"sqrt", 0, 0, O_SQRT},
{"help", 0, 0, O_HELP},
{"version", 0, 0, O_VERSION},
{0, 0, 0, 0}
};
static const char* g_szIdStr = "$Id$";
void
if1_usage (const char *program)
{
std::cout << "usage: " << fileBasename(program) << " infile outfile [OPTIONS]" << std::endl;
std::cout << "Generate a IF file from a IF file" << std::endl;
std::cout << std::endl;
std::cout << " --invert Invert image" << std::endl;
std::cout << " --log Natural logrithm of image" << std::endl;
std::cout << " --exp Natural exponential of image" << std::endl;
std::cout << " --sqr Square of image" << std::endl;
std::cout << " --sqrt Square root of image" << std::endl;
std::cout << " --verbose Verbose mode" << std::endl;
std::cout << " --version Print version" << std::endl;
std::cout << " --help Print this help message" << std::endl;
}
int
if1_main (int argc, char *const argv[])
{
char *in_file;
char *out_file;
int opt_verbose = 0;
int opt_invert = 0;
int opt_log = 0;
int opt_exp = 0;
int opt_sqr = 0;
int opt_sqrt = 0;
UNUSED(opt_verbose);
while (1)
{
int c = getopt_long (argc, argv, "", my_options, NULL);
if (c == -1)
break;
switch (c)
{
case O_INVERT:
opt_invert = 1;
break;
case O_LOG:
opt_log = 1;
break;
case O_SQR:
opt_sqr = 1;
break;
case O_SQRT:
opt_sqrt = 1;
break;
case O_EXP:
opt_exp = 1;
break;
case O_VERBOSE:
opt_verbose = 1;
break;
case O_VERSION:
#ifdef VERSION
std::cout << "Version " << VERSION << std::endl << g_szIdStr << std::endl;
#else
std::cout << "Unknown version number" << std::endl;
#endif
return (0);
case O_HELP:
case '?':
if1_usage(argv[0]);
return (0);
default:
if1_usage(argv[0]);
return (1);
}
}
if (optind + 2 != argc)
{
if1_usage(argv[0]);
return (1);
}
in_file = argv[optind];
out_file = argv[optind + 1];
std::string histString;
if (opt_invert || opt_log || opt_exp || opt_sqr || opt_sqrt) {
ImageFile im_in;
im_in.fileRead (in_file);
int nx = im_in.nx();
int ny = im_in.ny();
ImageFile im_out (nx, ny);
if (opt_invert) {
im_in.invertPixelValues (im_out);
histString = "Invert transformation";
}
if (opt_log) {
im_in.log (im_out);
histString = "Logrithmic transformation";
}
if (opt_exp) {
im_in.exp (im_out);
histString = "Exponential transformation";
}
if (opt_sqr) {
im_in.square (im_out);
histString = "Square transformation";
}
if (opt_sqrt) {
im_in.sqrt (im_out);
histString = "Square root transformation";
}
im_out.labelsCopy (im_in);
im_out.labelAdd (Array2dFileLabel::L_HISTORY, histString.c_str());
im_out.fileWrite (out_file);
}
return (0);
}
#ifndef NO_MAIN
int
main (int argc, char *const argv[])
{
int retval = 1;
try {
retval = if1_main(argc, argv);
} catch (exception e) {
std::cerr << "Exception: " << e.what() << std::endl;
} catch (...) {
std::cerr << "Unknown exception" << std::endl;
}
return (retval);
}
#endif
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