1 /*! \file exif-gps-ifd.h 2 * \brief Info about GPS tags 3 */ 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 * SPDX-License-Identifier: LGPL-2.0-or-later 23 */ 24 25 #ifndef LIBEXIF_EXIF_GPS_IFD_H 26 #define LIBEXIF_EXIF_GPS_IFD_H 27 28 #include <stdint.h> 29 #include <libexif/exif-format.h> 30 #include <libexif/exif-tag.h> 31 32 #ifdef __cplusplus 33 extern "C" { 34 #endif /* __cplusplus */ 35 36 typedef struct ExifGPSIfdTagInfo { 37 38 /* The ExifTag this entry describes */ 39 uint16_t tag; 40 41 /* The format of the tag (following the spec) */ 42 ExifFormat format; 43 44 /* The expected number of components. Note for some ASCII values without a default this is indicated as 0 */ 45 uint16_t components; 46 47 /* The size (in bytes) of the raw default value (or 0) */ 48 uint16_t default_size; 49 50 /* A pointer to the default value. Using char* works here as there are only defaults for BYTE and ASCII values */ 51 const char *default_value; 52 53 } ExifGPSIfdTagInfo; 54 55 56 const ExifGPSIfdTagInfo* exif_get_gps_tag_info(ExifTag tag); 57 58 59 #ifdef __cplusplus 60 } 61 #endif /* __cplusplus */ 62 63 64 65 #endif /* !defined(LIBEXIF_EXIF_GPS_IFD_H) */ 66