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_gocr.h

00001 /* 00002 GOCR Copyright (C) 2000 Joerg Schulenburg Joerg.Schulenburg@physik.uni-magdeburg.de 00003 GOCR API Copyright (C) 2001 Bruno Barberi Gnecco <brunobg@sourceforge.net> 00004 00005 This program is free software; you can redistribute it and/or 00006 modify it under the terms of the GNU General Public License 00007 as published by the Free Software Foundation; either version 2 00008 of the License, or (at your option) any later version. 00009 00010 This program 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 00013 GNU General Public License for more details. 00014 00015 You should have received a copy of the GNU General Public License 00016 along with this program; if not, write to the Free Software 00017 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 00018 00019 */ 00020 00021 00022 #ifndef _GOCR_INTERNAL_H 00023 #define _GOCR_INTERNAL_H 00024 00025 /* hidden general header. */ 00026 00027 #include <stdio.h> 00028 #include <stdlib.h> 00029 #include "config.h" 00030 #include "gocr_module.h" 00031 00032 /* 00033 * debug 00034 */ 00035 #define _gocr_debug(level, command) if ( level <= _data.verbose ) { command } 00036 extern void _gocr_printf ( int level, char *function, char *format, ... ); 00037 00038 /* 00039 * internal data 00040 */ 00041 struct _gocr_data { 00042 int verbose; /* 0 = none, 3 = MAX */ 00043 int block_overlap; 00044 int no_block; 00045 int char_overlap; 00046 int char_rectangles; 00047 int find_all; 00048 FILE *error; 00049 int print; 00050 int print_image; 00051 00052 /* internal access only */ 00053 int lock; 00054 }; 00055 typedef struct _gocr_data _gocr_Data; 00056 00057 extern _gocr_Data _data; 00058 extern gocr_Block *currentblock; 00059 extern gocr_Box *currentbox; 00060 00061 00062 /* 00063 * init/end functions 00064 */ 00065 extern int _gocr_initModule ( void ); 00066 extern void _gocr_endModule ( void ); 00067 00068 extern int _gocr_initBlock ( void ); 00069 extern void _gocr_endBlock ( void ); 00070 00071 extern int _gocr_initImage ( void ); 00072 extern void _gocr_endImage ( void ); 00073 00074 extern int _gocr_initUnicode ( void ); 00075 extern void _gocr_endUnicode ( void ); 00076 00077 /* 00078 * utilities 00079 */ 00080 extern int _gocr_imageSharedCopy ( gocr_Image *orig, int x0, int y0, int x1, int y1, 00081 gocr_Image *new ); 00082 extern int _gocr_imageCopy ( gocr_Image *orig, int x0, int y0, int x1, int y1, 00083 gocr_Image *new ); 00084 extern void _gocr_fixParameters ( int *x0, int *x1, int *y0, int *y1 ); 00085 00086 extern int _gocr_blockTextFill ( gocr_Block *b ); 00087 extern void _gocr_blockInfoFill ( gocr_Block *b ); 00088 00089 extern int otsu ( gocr_Image *image, void *v ); 00090 #endif /* _GOCR_INTERNAL_H */

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