1/*
2 * This file is part of FFmpeg.
3 *
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18
19#ifndef AVDEVICE_V4L2_COMMON_H
20#define AVDEVICE_V4L2_COMMON_H
21
22#undef __STRICT_ANSI__ //workaround due to broken kernel headers
23#include "config.h"
24#include <stdint.h>
25#include <unistd.h>
26#include <fcntl.h>
27#include <sys/ioctl.h>
28#include <sys/mman.h>
29#include <sys/time.h>
30#if HAVE_SYS_VIDEOIO_H
31#include <sys/videoio.h>
32#else
33#if HAVE_ASM_TYPES_H
34#include <asm/types.h>
35#endif
36#include <linux/videodev2.h>
37#endif
38#include "libavutil/pixfmt.h"
39#include "libavcodec/codec_id.h"
40
41struct fmt_map {
42    enum AVPixelFormat ff_fmt;
43    enum AVCodecID codec_id;
44    uint32_t v4l2_fmt;
45};
46
47extern const struct fmt_map ff_fmt_conversion_table[];
48
49uint32_t ff_fmt_ff2v4l(enum AVPixelFormat pix_fmt, enum AVCodecID codec_id);
50enum AVPixelFormat ff_fmt_v4l2ff(uint32_t v4l2_fmt, enum AVCodecID codec_id);
51enum AVCodecID ff_fmt_v4l2codec(uint32_t v4l2_fmt);
52
53#endif /* AVDEVICE_V4L2_COMMON_H */
54