00001 /*!@file AppMedia/app-pfmtopgm.C simple program to convert PFM images */ 00002 00003 // //////////////////////////////////////////////////////////////////// // 00004 // The iLab Neuromorphic Vision C++ Toolkit - Copyright (C) 2000-2005 // 00005 // by the University of Southern California (USC) and the iLab at USC. // 00006 // See http://iLab.usc.edu for information about this project. // 00007 // //////////////////////////////////////////////////////////////////// // 00008 // Major portions of the iLab Neuromorphic Vision Toolkit are protected // 00009 // under the U.S. patent ``Computation of Intrinsic Perceptual Saliency // 00010 // in Visual Environments, and Applications'' by Christof Koch and // 00011 // Laurent Itti, California Institute of Technology, 2001 (patent // 00012 // pending; application number 09/912,225 filed July 23, 2001; see // 00013 // http://pair.uspto.gov/cgi-bin/final/home.pl for current status). // 00014 // //////////////////////////////////////////////////////////////////// // 00015 // This file is part of the iLab Neuromorphic Vision C++ Toolkit. // 00016 // // 00017 // The iLab Neuromorphic Vision C++ Toolkit is free software; you can // 00018 // redistribute it and/or modify it under the terms of the GNU General // 00019 // Public License as published by the Free Software Foundation; either // 00020 // version 2 of the License, or (at your option) any later version. // 00021 // // 00022 // The iLab Neuromorphic Vision C++ Toolkit is distributed in the hope // 00023 // that it will be useful, but WITHOUT ANY WARRANTY; without even the // 00024 // implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR // 00025 // PURPOSE. See the GNU General Public License for more details. // 00026 // // 00027 // You should have received a copy of the GNU General Public License // 00028 // along with the iLab Neuromorphic Vision C++ Toolkit; if not, write // 00029 // to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, // 00030 // Boston, MA 02111-1307 USA. // 00031 // //////////////////////////////////////////////////////////////////// // 00032 // 00033 // Primary maintainer for this file: Rob Peters <rjpeters at usc dot edu> 00034 // $HeadURL: svn://isvn.usc.edu/software/invt/trunk/saliency/src/AppMedia/app-pfmtopgm.C $ 00035 // $Id: app-pfmtopgm.C 8267 2007-04-18 18:24:24Z rjpeters $ 00036 // 00037 00038 #include "Image/Image.H" 00039 #include "Image/MathOps.H" 00040 #include "Raster/Raster.H" 00041 #include <cstdio> 00042 00043 /* This is a trivial program bin/pfmtopgm to convert PFM images */ 00044 int main(const int argc, const char **argv) 00045 { 00046 if (argc != 3 && argc != 4) 00047 { 00048 fprintf(stderr, "USAGE: %s <in.pfm> <out.pgm> [factor]\n", argv[0]); 00049 return 1; 00050 } 00051 00052 Image<float> img = Raster::ReadFloat(argv[1]); 00053 00054 float imi, ima; getMinMax(img, imi, ima); 00055 00056 if (argc == 4) 00057 { 00058 const float factor = atof(argv[3]); 00059 img *= factor; 00060 } 00061 else 00062 inplaceNormalize(img, 0.0F, 255.0F); 00063 00064 Image<byte> out = img; // clamp to 0..255. NOTE: We are rounding down. 00065 00066 byte omi, oma; getMinMax(out, omi, oma); 00067 00068 fprintf(stderr, "%s [%f .. %f] -> %s [%d .. %d]\n", 00069 argv[1], imi, ima, argv[2], omi, oma); 00070 00071 Raster::WriteGray(out, argv[2]); 00072 00073 return 0; 00074 } 00075 00076 // ###################################################################### 00077 /* So things look consistent in everyone's emacs... */ 00078 /* Local Variables: */ 00079 /* indent-tabs-mode: nil */ 00080 /* End: */
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