EXIF library (libexif) API
0.6.20
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00001 00004 /* 00005 * Copyright (c) 2001 Lutz Mueller <lutz@users.sourceforge.net> 00006 * 00007 * This library is free software; you can redistribute it and/or 00008 * modify it under the terms of the GNU Lesser General Public 00009 * License as published by the Free Software Foundation; either 00010 * version 2 of the License, or (at your option) any later version. 00011 * 00012 * This library is distributed in the hope that it will be useful, 00013 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00015 * Lesser General Public License for more details. 00016 * 00017 * You should have received a copy of the GNU Lesser General Public 00018 * License along with this library; if not, write to the 00019 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 00020 * Boston, MA 02110-1301 USA. 00021 */ 00022 00023 #ifndef __EXIF_CONTENT_H__ 00024 #define __EXIF_CONTENT_H__ 00025 00026 #ifdef __cplusplus 00027 extern "C" { 00028 #endif /* __cplusplus */ 00029 00031 typedef struct _ExifContent ExifContent; 00032 typedef struct _ExifContentPrivate ExifContentPrivate; 00033 00034 #include <libexif/exif-tag.h> 00035 #include <libexif/exif-entry.h> 00036 #include <libexif/exif-data.h> 00037 #include <libexif/exif-log.h> 00038 #include <libexif/exif-mem.h> 00039 00040 struct _ExifContent 00041 { 00042 ExifEntry **entries; 00043 unsigned int count; 00044 00046 ExifData *parent; 00047 00048 ExifContentPrivate *priv; 00049 }; 00050 00051 /* Lifecycle */ 00052 ExifContent *exif_content_new (void); 00053 ExifContent *exif_content_new_mem (ExifMem *); 00054 void exif_content_ref (ExifContent *content); 00055 void exif_content_unref (ExifContent *content); 00056 void exif_content_free (ExifContent *content); 00057 00065 void exif_content_add_entry (ExifContent *c, ExifEntry *entry); 00066 00073 void exif_content_remove_entry (ExifContent *c, ExifEntry *e); 00074 00083 ExifEntry *exif_content_get_entry (ExifContent *content, ExifTag tag); 00084 00092 void exif_content_fix (ExifContent *c); 00093 00094 typedef void (* ExifContentForeachEntryFunc) (ExifEntry *, void *user_data); 00095 00103 void exif_content_foreach_entry (ExifContent *content, 00104 ExifContentForeachEntryFunc func, 00105 void *user_data); 00106 00112 ExifIfd exif_content_get_ifd (ExifContent *c); 00113 00122 #define exif_content_get_value(c,t,v,m) \ 00123 (exif_content_get_entry (c,t) ? \ 00124 exif_entry_get_value (exif_content_get_entry (c,t),v,m) : NULL) 00125 00132 void exif_content_dump (ExifContent *content, unsigned int indent); 00133 00139 void exif_content_log (ExifContent *content, ExifLog *log); 00140 00141 #ifdef __cplusplus 00142 } 00143 #endif /* __cplusplus */ 00144 00145 #endif /* __EXIF_CONTENT_H__ */