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- /* exif-utils.h
- *
- * Copyright ⌐ 2001 Lutz Mⁿller <lutz@users.sourceforge.net>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
- */
-
- #ifndef __EXIF_UTILS_H__
- #define __EXIF_UTILS_H__
-
- #ifdef __cplusplus
- extern "C" {
- #endif /* __cplusplus */
-
- #include <libexif/exif-byte-order.h>
- #include <libexif/exif-format.h>
- #include <libexif/_stdint.h>
-
-
- /* If these definitions don't work for you, please let us fix the
- * macro generating _stdint.h */
-
- typedef unsigned char ExifByte; /* 1 byte */
- typedef signed char ExifSByte; /* 1 byte */
- typedef char * ExifAscii;
- typedef uint16_t ExifShort; /* 2 bytes */
- typedef int16_t ExifSShort; /* 2 bytes */
- typedef uint32_t ExifLong; /* 4 bytes */
- typedef struct {ExifLong numerator; ExifLong denominator;} ExifRational;
- typedef char ExifUndefined; /* 1 byte */
- typedef int32_t ExifSLong; /* 4 bytes */
- typedef struct {ExifSLong numerator; ExifSLong denominator;} ExifSRational;
-
-
- ExifShort exif_get_short (const unsigned char *b, ExifByteOrder order);
- ExifSShort exif_get_sshort (const unsigned char *b, ExifByteOrder order);
- ExifLong exif_get_long (const unsigned char *b, ExifByteOrder order);
- ExifSLong exif_get_slong (const unsigned char *b, ExifByteOrder order);
- ExifRational exif_get_rational (const unsigned char *b, ExifByteOrder order);
- ExifSRational exif_get_srational (const unsigned char *b, ExifByteOrder order);
-
- void exif_set_short (unsigned char *b, ExifByteOrder order,
- ExifShort value);
- void exif_set_sshort (unsigned char *b, ExifByteOrder order,
- ExifSShort value);
- void exif_set_long (unsigned char *b, ExifByteOrder order,
- ExifLong value);
- void exif_set_slong (unsigned char *b, ExifByteOrder order,
- ExifSLong value);
- void exif_set_rational (unsigned char *b, ExifByteOrder order,
- ExifRational value);
- void exif_set_srational (unsigned char *b, ExifByteOrder order,
- ExifSRational value);
-
- void exif_convert_utf16_to_utf8 (char *out, const unsigned short *in, int maxlen);
-
- /* Please do not use this function outside of the library. */
- void exif_array_set_byte_order (ExifFormat, unsigned char *, unsigned int,
- ExifByteOrder o_orig, ExifByteOrder o_new);
-
- #undef MIN
- #define MIN(a, b) (((a) < (b)) ? (a) : (b))
-
- #undef MAX
- #define MAX(a, b) (((a) > (b)) ? (a) : (b))
-
- /* For compatibility with older versions */
- #define EXIF_TAG_SUBSEC_TIME EXIF_TAG_SUB_SEC_TIME
-
- #ifdef __cplusplus
- }
- #endif /* __cplusplus */
-
- #endif /* __EXIF_UTILS_H__ */
-