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| Copyright (C) 2005-2006 | Hervé Jégou |
| Vivien Chappelier | |
| Francois Cayre |
00001 /* 00002 libit - Library for basic source and channel coding functions 00003 Copyright (C) 2005-2005 Vivien Chappelier, Herve Jegou 00004 00005 This library is free software; you can redistribute it and/or 00006 modify it under the terms of the GNU Library General Public 00007 License as published by the Free Software Foundation; either 00008 version 2 of the License, or (at your option) any later version. 00009 00010 This library is distributed in the hope that it will be useful, 00011 but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00013 Library General Public License for more details. 00014 00015 You should have received a copy of the GNU Library General Public 00016 License along with this library; if not, write to the Free 00017 Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 00018 */ 00019 00020 /** @file test_filter.c Test program for filters 00021 \author Vivien Chappelier 00022 */ 00023 00024 #include <it/io.h> 00025 #include <it/mat.h> 00026 #include <it/parser.h> 00027 #include <it/filter.h> 00028 00029 int main (int argc, char *argv[]) 00030 { 00031 const char *image_in = "../data/test.pgm"; 00032 const char *image_out = "out.pgm"; 00033 mat m, mt; 00034 mat filter; 00035 parser_t *parser = parser_init (argc, argv, "test_filter.param", NULL); 00036 00037 /* Read the image */ 00038 m = mat_pgm_read (image_in); 00039 printf ("PGM %dx%d\n", mat_width (m), mat_height (m)); 00040 00041 parser_print (parser); 00042 00043 /* Read the filter */ 00044 filter = parser_get_mat (parser, "Laplace"); 00045 mt = 00046 mat_filter_fir (m, filter, mat_width (filter) / 2, 00047 mat_height (filter) / 2); 00048 mat_delete (filter); 00049 mat_pgm_write (image_out, mt); 00050 mat_delete (mt); 00051 00052 /* Free the allocated resource */ 00053 mat_delete (m); 00054 00055 00056 return 0; 00057 }
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