home *** CD-ROM | disk | FTP | other *** search
- /*! \file exif-loader.h
- * \brief Defines the ExifLoader type
- */
- /*
- * Copyright ⌐ 2003 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_LOADER_H__
- #define __EXIF_LOADER_H__
-
- #include <libexif/exif-data.h>
- #include <libexif/exif-loader.h>
- #include <libexif/exif-log.h>
- #include <libexif/exif-mem.h>
-
- #ifdef __cplusplus
- extern "C" {
- #endif /* __cplusplus */
-
- typedef struct _ExifLoader ExifLoader;
-
- /*! Allocate a new ExifLoader
- * \returns the allocated ExifLoader
- */
- ExifLoader *exif_loader_new (void);
- /*! Allocate a new ExifLoader using an ExifMem
- * \param[in] mem the ExifMem
- * \returns the allocated ExifLoader
- */
- ExifLoader *exif_loader_new_mem (ExifMem *mem);
- /*! Increase the refcount of the ExifLoader
- * \param[in] loader the ExifLoader to increase the refcount of.
- */
- void exif_loader_ref (ExifLoader *loader);
- /*! Decrease the refcount of the ExifLoader
- * \param[in] loader the ExifLoader to decrease the refcount of.
- * If the refcount reaches 0, the ExifLoader is freeed.
- */
- void exif_loader_unref (ExifLoader *loader);
-
- /*! Write a file to the ExifLoader
- * \param[in] loader the loader
- * \param[in] fname the path to the file to read
- */
- void exif_loader_write_file (ExifLoader *loader, const char *fname);
-
- /*! Write a buffer to the ExifLoader
- * \param[in] loader the loader to write too
- * \param[in] buf the buffer to read from
- * \param[in] sz the size of the buffer
- * \returns 1 while EXIF data is read (or while there is still hope that there will be EXIF data later on), 0 otherwise.
- */
- unsigned char exif_loader_write (ExifLoader *loader, unsigned char *buf, unsigned int sz);
-
- /*! Reset the ExifLoader
- * \param[in] loader the loader
- */
- void exif_loader_reset (ExifLoader *loader);
- /*! Get an ExifData out of an ExifLoader
- * \param[in] loader the loader
- * \returns and allocated ExifData
- */
- ExifData *exif_loader_get_data (ExifLoader *loader);
-
- void exif_loader_log (ExifLoader *, ExifLog *);
-
- #ifdef __cplusplus
- }
- #endif /* __cplusplus */
-
- #endif /* __EXIF_LOADER_H__ */
-