| EXIF library (libexif) API 0.6.21 | 
EXIF data manipulation functions and types. More...
#include <libexif/exif-byte-order.h>#include <libexif/exif-format.h>#include <libexif/_stdint.h>Go to the source code of this file.
| Data Structures | |
| struct | ExifRational | 
| EXIF Unsigned Rational data type.  More... | |
| struct | ExifSRational | 
| EXIF Signed Rational data type.  More... | |
| Defines | |
| #define | MIN(a, b) (((a) < (b)) ? (a) : (b)) | 
| #define | MAX(a, b) (((a) > (b)) ? (a) : (b)) | 
| #define | EXIF_TAG_SUBSEC_TIME EXIF_TAG_SUB_SEC_TIME | 
| Typedefs | |
| typedef unsigned char | ExifByte | 
| EXIF Unsigned Byte data type. | |
| typedef signed char | ExifSByte | 
| EXIF Signed Byte data type. | |
| typedef char * | ExifAscii | 
| EXIF Text String data type. | |
| typedef uint16_t | ExifShort | 
| EXIF Unsigned Short data type. | |
| typedef int16_t | ExifSShort | 
| EXIF Signed Short data type. | |
| typedef uint32_t | ExifLong | 
| EXIF Unsigned Long data type. | |
| typedef int32_t | ExifSLong | 
| EXIF Signed Long data type. | |
| typedef char | ExifUndefined | 
| Functions | |
| ExifShort | exif_get_short (const unsigned char *b, ExifByteOrder order) | 
| Retrieve an ExifShort value from memory. | |
| ExifSShort | exif_get_sshort (const unsigned char *b, ExifByteOrder order) | 
| Retrieve an ExifSShort value from memory. | |
| ExifLong | exif_get_long (const unsigned char *b, ExifByteOrder order) | 
| Retrieve an ExifLong value from memory. | |
| ExifSLong | exif_get_slong (const unsigned char *b, ExifByteOrder order) | 
| Retrieve an ExifSLong value from memory. | |
| ExifRational | exif_get_rational (const unsigned char *b, ExifByteOrder order) | 
| Retrieve an ExifRational value from memory. | |
| ExifSRational | exif_get_srational (const unsigned char *b, ExifByteOrder order) | 
| Retrieve an ExifSRational value from memory. | |
| void | exif_set_short (unsigned char *b, ExifByteOrder order, ExifShort value) | 
| Store an ExifShort value into memory in EXIF format. | |
| void | exif_set_sshort (unsigned char *b, ExifByteOrder order, ExifSShort value) | 
| Store an ExifSShort value into memory in EXIF format. | |
| void | exif_set_long (unsigned char *b, ExifByteOrder order, ExifLong value) | 
| Store an ExifLong value into memory in EXIF format. | |
| void | exif_set_slong (unsigned char *b, ExifByteOrder order, ExifSLong value) | 
| Store an ExifSLong value into memory in EXIF format. | |
| void | exif_set_rational (unsigned char *b, ExifByteOrder order, ExifRational value) | 
| Store an ExifRational value into memory in EXIF format. | |
| void | exif_set_srational (unsigned char *b, ExifByteOrder order, ExifSRational value) | 
| Store an ExifSRational value into memory in EXIF format. | |
| void | exif_convert_utf16_to_utf8 (char *out, const unsigned short *in, int maxlen) | 
| This function converts rather UCS-2LE than UTF-16 to UTF-8. | |
| void | exif_array_set_byte_order (ExifFormat, unsigned char *, unsigned int, ExifByteOrder o_orig, ExifByteOrder o_new) | 
EXIF data manipulation functions and types.
| #define EXIF_TAG_SUBSEC_TIME EXIF_TAG_SUB_SEC_TIME | 
| void exif_convert_utf16_to_utf8 | ( | char * | out, | 
| const unsigned short * | in, | ||
| int | maxlen | ||
| ) | 
This function converts rather UCS-2LE than UTF-16 to UTF-8.
It should really be replaced by iconv().
| ExifLong exif_get_long | ( | const unsigned char * | b, | 
| ExifByteOrder | order | ||
| ) | 
Retrieve an ExifLong value from memory.
| [in] | b | pointer to raw EXIF value in memory | 
| [in] | order | byte order of raw value | 
| ExifRational exif_get_rational | ( | const unsigned char * | b, | 
| ExifByteOrder | order | ||
| ) | 
Retrieve an ExifRational value from memory.
| [in] | b | pointer to raw EXIF value in memory | 
| [in] | order | byte order of raw value | 
| ExifShort exif_get_short | ( | const unsigned char * | b, | 
| ExifByteOrder | order | ||
| ) | 
Retrieve an ExifShort value from memory.
| [in] | b | pointer to raw EXIF value in memory | 
| [in] | order | byte order of raw value | 
| ExifSLong exif_get_slong | ( | const unsigned char * | b, | 
| ExifByteOrder | order | ||
| ) | 
Retrieve an ExifSLong value from memory.
| [in] | b | pointer to raw EXIF value in memory | 
| [in] | order | byte order of raw value | 
References EXIF_BYTE_ORDER_INTEL, and EXIF_BYTE_ORDER_MOTOROLA.
| ExifSRational exif_get_srational | ( | const unsigned char * | b, | 
| ExifByteOrder | order | ||
| ) | 
Retrieve an ExifSRational value from memory.
| [in] | b | pointer to raw EXIF value in memory | 
| [in] | order | byte order of raw value | 
| ExifSShort exif_get_sshort | ( | const unsigned char * | b, | 
| ExifByteOrder | order | ||
| ) | 
Retrieve an ExifSShort value from memory.
| [in] | b | pointer to raw EXIF value in memory | 
| [in] | order | byte order of raw value | 
References EXIF_BYTE_ORDER_INTEL, and EXIF_BYTE_ORDER_MOTOROLA.
| void exif_set_long | ( | unsigned char * | b, | 
| ExifByteOrder | order, | ||
| ExifLong | value | ||
| ) | 
Store an ExifLong value into memory in EXIF format.
| [out] | b | buffer in which to write raw value | 
| [in] | order | byte order to use | 
| [in] | value | data value to store | 
| void exif_set_rational | ( | unsigned char * | b, | 
| ExifByteOrder | order, | ||
| ExifRational | value | ||
| ) | 
Store an ExifRational value into memory in EXIF format.
| [out] | b | buffer in which to write raw value | 
| [in] | order | byte order to use | 
| [in] | value | data value to store | 
| void exif_set_short | ( | unsigned char * | b, | 
| ExifByteOrder | order, | ||
| ExifShort | value | ||
| ) | 
Store an ExifShort value into memory in EXIF format.
| [out] | b | buffer in which to write raw value | 
| [in] | order | byte order to use | 
| [in] | value | data value to store | 
| void exif_set_slong | ( | unsigned char * | b, | 
| ExifByteOrder | order, | ||
| ExifSLong | value | ||
| ) | 
Store an ExifSLong value into memory in EXIF format.
| [out] | b | buffer in which to write raw value | 
| [in] | order | byte order to use | 
| [in] | value | data value to store | 
References EXIF_BYTE_ORDER_INTEL, and EXIF_BYTE_ORDER_MOTOROLA.
| void exif_set_srational | ( | unsigned char * | b, | 
| ExifByteOrder | order, | ||
| ExifSRational | value | ||
| ) | 
Store an ExifSRational value into memory in EXIF format.
| [out] | b | buffer in which to write raw value | 
| [in] | order | byte order to use | 
| [in] | value | data value to store | 
| void exif_set_sshort | ( | unsigned char * | b, | 
| ExifByteOrder | order, | ||
| ExifSShort | value | ||
| ) | 
Store an ExifSShort value into memory in EXIF format.
| [out] | b | buffer in which to write raw value | 
| [in] | order | byte order to use | 
| [in] | value | data value to store | 
References EXIF_BYTE_ORDER_INTEL, and EXIF_BYTE_ORDER_MOTOROLA.