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/*****************************************************************************
** FILE IDENTIFICATION
**
** Name: pj2if.cpp
** Purpose: Convert an projection data file to an image file
** Programmer: Kevin Rosenberg
** Date Started: April 2000
**
** 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
* pj2if.c Convert Raysum to image
*
* DATE
* Apr 1999
*/
#include "ct.h"
#include "timer.h"
enum { O_VERBOSE, O_HELP, O_VERSION, O_POLAR };
static struct option my_options[] =
{
{"polar", 0, 0, O_POLAR},
{"verbose", 0, 0, O_VERBOSE},
{"help", 0, 0, O_HELP},
{"version", 0, 0, O_VERSION},
{0, 0, 0, 0}
};
static const char* g_szIdStr = "$Id$";
void
pj2if_usage (const char *program)
{
std::cout << "usage: " << fileBasename(program) << " in-proj-file out-if-file [OPTIONS]\n";
std::cout << "Converts a projection file to a imagefile\n";
std::cout << std::endl;
std::cout << " --polar Convert to polar format\n";
std::cout << " --verbose Verbose mode\n";
std::cout << " --version Print version\n";
std::cout << " --help Print this help message\n";
}
int
pj2if_main (const int argc, char *const argv[])
{
char *pj_name, *im_name;
bool optVerbose = false;
extern int optind;
Timer timerProgram;
while (1)
{
int c = getopt_long (argc, argv, "", my_options, NULL);
if (c == -1)
break;
switch (c)
{
case O_VERBOSE:
optVerbose = true;
break;
case O_VERSION:
#ifdef VERSION
std::cout << "Version " << VERSION << std::endl << g_szIdStr << std::endl;
#else
std::cout << "Unknown version number\n";
#endif
return (0);
case O_HELP:
case '?':
pj2if_usage(argv[0]);
return (0);
default:
pj2if_usage(argv[0]);
return (1);
}
}
if (argc - optind != 2) {
pj2if_usage(argv[0]);
return (1);
}
pj_name = argv[optind];
im_name = argv[optind + 1];
Projections pj;
if (! pj.read (pj_name)) {
sys_error (ERR_SEVERE, "Can not open projection file %s", pj_name);
return (1);
}
if (optVerbose) {
std::ostringstream os;
pj.printScanInfo (os);
std::cout << os.str();
}
ImageFile im (pj.nDet(), pj.nView());
ImageFileArray v = im.getArray();
for (int iy = 0; iy < pj.nView(); iy++) {
const DetectorArray& detarray = pj.getDetectorArray (pj.nView() - iy - 1);
const DetectorValue* detval = detarray.detValues();
for (int ix = 0; ix < pj.nDet(); ix++) {
v[ix][iy] = detval[ix];
}
}
im.labelAdd (pj.getLabel());
im.labelAdd (Array2dFileLabel::L_HISTORY, "Conversion from .pj to .if", timerProgram.timerEnd());
im.fileWrite (im_name);
return(0);
}
#ifndef NO_MAIN
int
main (const int argc, char *const argv[])
{
int retval = 1;
try {
retval = pj2if_main(argc, argv);
} catch (exception e) {
std::cerr << "Exception: " << e.what() << std::endl;
} catch (...) {
std::cerr << "Unknown exception\n";
}
return (retval);
}
#endif
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