EXIF library (libexif) API  0.6.23
exif-gps-ifd.h
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1 
4 /*
5  * Copyright (c) 2020 Heiko Lewin <hlewin@gmx.de>
6  *
7  * This library is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2 of the License, or (at your option) any later version.
11  *
12  * This library is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with this library; if not, write to the
19  * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
20  * Boston, MA 02110-1301 USA.
21  */
22 #ifndef LIBEXIF_GPS_IFD_GPS_IFD_H
23 #define LIBEXIF_GPS_IFD_GPS_IFD_H
24 
25 #include <stdint.h>
26 #include <libexif/exif-format.h>
27 #include <libexif/exif-tag.h>
28 
29 #ifdef __cplusplus
30 extern "C" {
31 #endif /* __cplusplus */
32 
33 typedef struct ExifGPSIfdTagInfo {
34 
35  /* The ExifTag this entry describes */
36  uint16_t tag;
37 
38  /* The format of the tag (following the spec) */
39  ExifFormat format;
40 
41  /* The expected number of components. Note for some ASCII values without a default this is indicated as 0 */
42  uint16_t components;
43 
44  /* The size (in bytes) of the raw default value (or 0) */
45  uint16_t default_size;
46 
47  /* A pointer to the default value. Using char* works here as there are only defaults for BYTE and ASCII values */
48  const char *default_value;
49 
51 
52 
53 const ExifGPSIfdTagInfo* exif_get_gps_tag_info(ExifTag tag);
54 
55 
56 #ifdef __cplusplus
57 }
58 #endif /* __cplusplus */
59 
60 
61 
62 #endif //LIBEXIF_GPS_IFD_GPS_IFD_H
Handling native EXIF data types.
ExifFormat
EXIF tag data formats.
Definition: exif-format.h:32
Handling EXIF tags.
ExifTag
EXIF tags.
Definition: exif-tag.h:34
Definition: exif-gps-ifd.h:33