xref: /third_party/ffmpeg/libavcodec/exif.h (revision cabdff1a)
1/*
2 * EXIF metadata parser
3 * Copyright (c) 2013 Thilo Borgmann <thilo.borgmann _at_ mail.de>
4 *
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg 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 2.1 of the License, or (at your option) any later version.
11 *
12 * FFmpeg 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 FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22/**
23 * @file
24 * EXIF metadata parser
25 * @author Thilo Borgmann <thilo.borgmann _at_ mail.de>
26 */
27
28#ifndef AVCODEC_EXIF_H
29#define AVCODEC_EXIF_H
30
31#include <stdint.h>
32#include "libavutil/dict.h"
33#include "bytestream.h"
34
35/** Recursively decodes all IFD's and
36 *  adds included TAGS into the metadata dictionary. */
37int avpriv_exif_decode_ifd(void *logctx, const uint8_t *buf, int size,
38                           int le, int depth, AVDictionary **metadata);
39
40int ff_exif_decode_ifd(void *logctx, GetByteContext *gbytes, int le,
41                       int depth, AVDictionary **metadata);
42
43#endif /* AVCODEC_EXIF_H */
44