image_compare.h Source File

00001 
00014 /* This library is free software; you can redistribute it and/or
00015    modify it under the terms of the GNU Lesser General Public
00016    License as published by the Free Software Foundation; either
00017    version 2.1 of the License, or (at your option) any later version.
00018 
00019    This library is distributed in the hope that it will be useful,
00020    but WITHOUT ANY WARRANTY; without even the implied warranty of
00021    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00022    Lesser General Public License for more details.
00023 
00024    You should have received a copy of the GNU Lesser General Public
00025    License along with this library; if not, write to the Free Software
00026    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00027 */
00028 
00029 #ifndef _GAN_IMAGE_COMPARE_H
00030 #define _GAN_IMAGE_COMPARE_H
00031 
00032 #include <gandalf/image/image_defs.h>
00033 
00034 #ifdef __cplusplus
00035 extern "C" {
00036 #endif
00037 
00051 typedef enum
00052 {
00053    GAN_IMAGES_IDENTICAL,        
00054    GAN_IMAGE_FORMATS_DIFFERENT, 
00056    GAN_IMAGE_SIZES_DIFFERENT,   
00058    GAN_IMAGE_PIXELS_DIFFERENT,  
00059    GAN_IMAGES_SIMILAR,          
00061    GAN_IMAGES_NOT_SIMILAR,      
00063 } Gan_PixelComparison;
00064 
00065  Gan_Bool gan_image_compare ( Gan_Image *image1, Gan_Image *image2,
00066                              double pixel_thres, double proportion_thres,
00067                              Gan_PixelComparison *result );
00068 
00077 #ifdef __cplusplus
00078 }
00079 #endif
00080 
00081 #endif /* #ifndef _GAN_IMAGE_COMPARE_H */