EXIF library (libexif) API: libexif/exif-content.h Source File

EXIF library (libexif) API 0.6.22

exif-content.h
1
4/*
5 * Copyright (c) 2001 Lutz Mueller <lutz@users.sourceforge.net>
6 *
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2 of the License, or (at your option) any later version.
11 *
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the
19 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
20 * Boston, MA 02110-1301 USA.
21 */
22
23#ifndef __EXIF_CONTENT_H__
24#define __EXIF_CONTENT_H__
25
26#ifdef __cplusplus
27extern "C" {
28#endif /* __cplusplus */
29
31typedef struct _ExifContent ExifContent;
32typedef struct _ExifContentPrivate ExifContentPrivate;
33
34#include <libexif/exiftag.h>
35#include <libexif/exifent.h>
36#include <libexif/exifdata.h>
37#include <libexif/exiflog.h>
38#include <libexif/exifmem.h>
39
40 struct _ExifContent
41{
42 ExifEntry **entries;
43 exif_uint_t count;
44
46 ExifData *parent;
47
48 ExifContentPrivate *priv;
49};
50
51/* Lifecycle */
52
59EXIF_API(ExifContent *) exif_content_new (void);
60
68EXIF_API(ExifContent *) exif_content_new_mem (ExifMem *);
69
76EXIF_API(void) exif_content_ref (ExifContent *content);
77
83EXIF_API(void) exif_content_unref (ExifContent *content);
84
92EXIF_API(void) exif_content_free (ExifContent *content);
93
101EXIF_API(void) exif_content_add_entry (ExifContent *c, ExifEntry *entry);
102
109EXIF_API(void) exif_content_remove_entry (ExifContent *c, ExifEntry *e);
110
119EXIF_API(ExifEntry *) exif_content_get_entry (ExifContent *content, ExifTag tag);
120
128EXIF_API(void) exif_content_fix (ExifContent *c);
129
130typedef void EXIF_CALLBACK (* ExifContentForeachEntryFunc) (ExifEntry *, void *user_data);
131
139EXIF_API(void) exif_content_foreach_entry (ExifContent *content,
140 ExifContentForeachEntryFunc func,
141 void *user_data);
142
148EXIF_API(ExifIfd) exif_content_get_ifd (ExifContent *c);
149
158#define exif_content_get_value(c,t,v,m) \
159 (exif_content_get_entry (c,t) ? \
160 exif_entry_get_value (exif_content_get_entry (c,t),v,m) : NULL)
161
168EXIF_API(void) exif_content_dump (ExifContent *content, exif_uint_t indent);
169
175EXIF_API(void) exif_content_log (ExifContent *content, ExifLog *log);
176
177#ifdef __cplusplus
178}
179#endif /* __cplusplus */
180
181#endif /* __EXIF_CONTENT_H__ */
ExifTag
uint32_t ExifTag
EXIF tags.
Definition: exif-tag.h:34
_ExifContent
Definition: exif-content.h:41
_ExifContent::parent
ExifData * parent
Data containing this content.
Definition: exif-content.h:46
_ExifData
Represents the entire EXIF data found in an image.
Definition: exif-data.h:48
_ExifEntry
Data found in one EXIF tag.
Definition: exif-entry.h:43