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Diffstat (limited to 'src/libexif/exif-data.h')
| -rw-r--r-- | src/libexif/exif-data.h | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/src/libexif/exif-data.h b/src/libexif/exif-data.h new file mode 100644 index 0000000..9ecad1d --- /dev/null +++ b/src/libexif/exif-data.h @@ -0,0 +1,104 @@ +/*! \file exif-data.h + * \brief FIXME foo bar blah + * + * \author Lutz Müller <lutz@users.sourceforge.net> + * \date 2001-2005 + * + * 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_DATA_H__ +#define __EXIF_DATA_H__ + +#ifdef __cplusplus +extern "C" { +#endif /* __cplusplus */ + +#include <libexif/exif-byte-order.h> +#include <libexif/exif-ifd.h> +#include <libexif/exif-log.h> +#include <libexif/exif-tag.h> + +typedef struct _ExifData ExifData; +typedef struct _ExifDataPrivate ExifDataPrivate; + +#include <libexif/exif-content.h> +#include <libexif/exif-mnote-data.h> +#include <libexif/exif-mem.h> + +struct _ExifData +{ + ExifContent *ifd[EXIF_IFD_COUNT]; + + unsigned char *data; + unsigned int size; + + ExifDataPrivate *priv; +}; + +ExifData *exif_data_new (void); +ExifData *exif_data_new_mem (ExifMem *); + +/*! \brief load exif data from file + * \param[in] path filename including path + * + * Foo bar blah bleh baz. + */ +ExifData *exif_data_new_from_file (const char *path); +ExifData *exif_data_new_from_data (const unsigned char *data, + unsigned int size); + +void exif_data_load_data (ExifData *data, const unsigned char *d, + unsigned int size); +void exif_data_save_data (ExifData *data, unsigned char **d, + unsigned int *size); + +void exif_data_ref (ExifData *data); +void exif_data_unref (ExifData *data); +void exif_data_free (ExifData *data); + +ExifByteOrder exif_data_get_byte_order (ExifData *data); +void exif_data_set_byte_order (ExifData *data, ExifByteOrder order); + +ExifMnoteData *exif_data_get_mnote_data (ExifData *); + +typedef void (* ExifDataForeachContentFunc) (ExifContent *, void *user_data); +void exif_data_foreach_content (ExifData *data, + ExifDataForeachContentFunc func, + void *user_data); + +/* For debugging purposes and error reporting */ +void exif_data_dump (ExifData *data); +void exif_data_log (ExifData *data, ExifLog *log); + +/* For your convenience */ +#define exif_data_get_entry(d,t) \ + (exif_content_get_entry(d->ifd[EXIF_IFD_0],t) ? \ + exif_content_get_entry(d->ifd[EXIF_IFD_0],t) : \ + exif_content_get_entry(d->ifd[EXIF_IFD_1],t) ? \ + exif_content_get_entry(d->ifd[EXIF_IFD_1],t) : \ + exif_content_get_entry(d->ifd[EXIF_IFD_EXIF],t) ? \ + exif_content_get_entry(d->ifd[EXIF_IFD_EXIF],t) : \ + exif_content_get_entry(d->ifd[EXIF_IFD_GPS],t) ? \ + exif_content_get_entry(d->ifd[EXIF_IFD_GPS],t) : \ + exif_content_get_entry(d->ifd[EXIF_IFD_INTEROPERABILITY],t) ? \ + exif_content_get_entry(d->ifd[EXIF_IFD_INTEROPERABILITY],t) : NULL) + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + +#endif /* __EXIF_DATA_H__ */ |