1 /*****************************************************************************
5 ** Purpose: Convert an projection data file to an image file
6 ** Programmer: Kevin Rosenberg
7 ** Date Started: April 2000
9 ** This is part of the CTSim program
10 ** Copyright (C) 1983-2009 Kevin Rosenberg
12 ** This program is free software; you can redistribute it and/or modify
13 ** it under the terms of the GNU General Public License (version 2) as
14 ** published by the Free Software Foundation.
16 ** This program is distributed in the hope that it will be useful,
17 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
18 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 ** GNU General Public License for more details.
21 ** You should have received a copy of the GNU General Public License
22 ** along with this program; if not, write to the Free Software
23 ** Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24 ******************************************************************************/
27 * pj2if.c Convert Raysum to image
37 enum { O_VERBOSE, O_HELP, O_VERSION, O_POLAR };
39 static struct option my_options[] =
41 {"polar", 0, 0, O_POLAR},
42 {"verbose", 0, 0, O_VERBOSE},
43 {"help", 0, 0, O_HELP},
44 {"version", 0, 0, O_VERSION},
48 static const char* g_szIdStr = "$Id$";
51 pj2if_usage (const char *program)
53 std::cout << "usage: " << fileBasename(program) << " in-proj-file out-if-file [OPTIONS]\n";
54 std::cout << "Converts a projection file to a imagefile\n";
55 std::cout << std::endl;
56 std::cout << " --polar Convert to polar format\n";
57 std::cout << " --verbose Verbose mode\n";
58 std::cout << " --version Print version\n";
59 std::cout << " --help Print this help message\n";
63 pj2if_main (const int argc, char *const argv[])
65 char *pj_name, *im_name;
66 bool optVerbose = false;
72 int c = getopt_long (argc, argv, "", my_options, NULL);
83 std::cout << "Version " << VERSION << std::endl << g_szIdStr << std::endl;
85 std::cout << "Unknown version number\n";
98 if (argc - optind != 2) {
103 pj_name = argv[optind];
104 im_name = argv[optind + 1];
107 if (! pj.read (pj_name)) {
108 sys_error (ERR_SEVERE, "Can not open projection file %s", pj_name);
113 std::ostringstream os;
114 pj.printScanInfo (os);
115 std::cout << os.str();
118 ImageFile im (pj.nDet(), pj.nView());
120 ImageFileArray v = im.getArray();
122 for (int iy = 0; iy < pj.nView(); iy++) {
123 const DetectorArray& detarray = pj.getDetectorArray (pj.nView() - iy - 1);
124 const DetectorValue* detval = detarray.detValues();
125 for (int ix = 0; ix < pj.nDet(); ix++) {
126 v[ix][iy] = detval[ix];
130 im.labelAdd (pj.getLabel());
131 im.labelAdd (Array2dFileLabel::L_HISTORY, "Conversion from .pj to .if", timerProgram.timerEnd());
132 im.fileWrite (im_name);
140 main (const int argc, char *const argv[])
145 retval = pj2if_main(argc, argv);
146 } catch (exception e) {
147 std::cerr << "Exception: " << e.what() << std::endl;
149 std::cerr << "Unknown exception\n";