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- /*! \file exif-entry.h
- * \brief Handling EXIF entries
- *
- * 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_ENTRY_H__
- #define __EXIF_ENTRY_H__
-
- #ifdef __cplusplus
- extern "C" {
- #endif /* __cplusplus */
-
- typedef struct _ExifEntry ExifEntry;
- typedef struct _ExifEntryPrivate ExifEntryPrivate;
-
- #include <libexif/exif-content.h>
- #include <libexif/exif-format.h>
- #include <libexif/exif-mem.h>
-
- /*! \struct _ExifEntry exif-entry.h exif/exif-entry.h */
- struct _ExifEntry {
- ExifTag tag;
- ExifFormat format;
- unsigned long components;
-
- unsigned char *data;
- unsigned int size;
-
- /* Content containing this entry */
- ExifContent *parent;
-
- ExifEntryPrivate *priv;
- };
-
- /* Lifecycle */
-
- /*! Reserve memory for and initialize new #ExifEntry* */
- ExifEntry *exif_entry_new (void);
-
- ExifEntry *exif_entry_new_mem (ExifMem *);
-
- /*! Increase reference counter for #ExifEntry* */
- void exif_entry_ref (ExifEntry *entry);
-
- /*! Decrease reference counter for #ExifEntry* */
- void exif_entry_unref (ExifEntry *entry);
-
- /*! Actually free the #ExifEntry*
- *
- * \deprecated Should not be called directly. Use exif_entry_ref() and
- * exif_entry_unref() instead.
- */
- void exif_entry_free (ExifEntry *entry);
-
- void exif_entry_initialize (ExifEntry *entry, ExifTag tag);
- void exif_entry_fix (ExifEntry *entry);
-
- /* For your convenience */
-
- /*! Return the value of the EXIF entry
- *
- * CAUTION: The character set of the returned string is not defined.
- * It may be UTF-8, latin1, the native encoding of the
- * computer, or the native encoding of the camera.
- */
- const char *exif_entry_get_value (ExifEntry *entry, char *val,
- unsigned int maxlen);
-
- /*! Dump text representation of #ExifEntry to stdout */
- void exif_entry_dump (ExifEntry *entry, unsigned int indent);
-
- #define exif_entry_get_ifd(e) ((e)?exif_content_get_ifd((e)->parent):EXIF_IFD_COUNT)
-
- #ifdef __cplusplus
- }
- #endif /* __cplusplus */
-
- #endif /* __EXIF_ENTRY_H__ */
-