1 /*! \file exif-format.h
2  *  \brief Handling native EXIF data types
3  */
4 /*
5  *
6  * Copyright (c) 2001 Lutz Mueller <lutz@users.sourceforge.net>
7  *
8  * This library is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Lesser General Public
10  * License as published by the Free Software Foundation; either
11  * version 2 of the License, or (at your option) any later version.
12  *
13  * This library is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16  * Lesser General Public License for more details.
17  *
18  * You should have received a copy of the GNU Lesser General Public
19  * License along with this library; if not, write to the
20  * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
21  * Boston, MA  02110-1301  USA.
22  */
23 
24 #ifndef __EXIF_FORMAT_H__
25 #define __EXIF_FORMAT_H__
26 
27 #ifdef __cplusplus
28 extern "C" {
29 #endif /* __cplusplus */
30 
31 /*! EXIF tag data formats */
32 typedef enum {
33         EXIF_FORMAT_BYTE       =  1,
34         EXIF_FORMAT_ASCII      =  2,
35         EXIF_FORMAT_SHORT      =  3,
36         EXIF_FORMAT_LONG       =  4,
37         EXIF_FORMAT_RATIONAL   =  5,
38 	EXIF_FORMAT_SBYTE      =  6,
39         EXIF_FORMAT_UNDEFINED  =  7,
40 	EXIF_FORMAT_SSHORT     =  8,
41         EXIF_FORMAT_SLONG      =  9,
42         EXIF_FORMAT_SRATIONAL  = 10,
43 	EXIF_FORMAT_FLOAT      = 11,
44 	EXIF_FORMAT_DOUBLE     = 12
45 } ExifFormat;
46 
47 /*! Return a textual representation of the given EXIF data type.
48  *
49  * \param[in] format EXIF data format
50  * \return localized textual name
51  */
52 const char   *exif_format_get_name (ExifFormat format);
53 
54 /*! Return the raw size of the given EXIF data type.
55  *
56  * \param[in] format EXIF data format
57  * \return size in bytes
58  */
59 unsigned char exif_format_get_size (ExifFormat format);
60 
61 #ifdef __cplusplus
62 }
63 #endif /* __cplusplus */
64 
65 #endif /* __EXIF_FORMAT_H__ */
66