1 /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
2 /*
3 * Motion Eye video4linux driver for Sony Vaio PictureBook
4 *
5 * Copyright (C) 2001-2003 Stelian Pop <stelian@popies.net>
6 *
7 * Copyright (C) 2001-2002 Alcôve <www.alcove.com>
8 *
9 * Copyright (C) 2000 Andrew Tridgell <tridge@valinux.com>
10 *
11 * Earlier work by Werner Almesberger, Paul `Rusty' Russell and Paul Mackerras.
12 *
13 * Some parts borrowed from various video4linux drivers, especially
14 * bttv-driver.c and zoran.c, see original files for credits.
15 *
16 * This program is free software; you can redistribute it and/or modify
17 * it under the terms of the GNU General Public License as published by
18 * the Free Software Foundation; either version 2 of the License, or
19 * (at your option) any later version.
20 *
21 * This program is distributed in the hope that it will be useful,
22 * but WITHOUT ANY WARRANTY; without even the implied warranty of
23 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
24 * GNU General Public License for more details.
25 *
26 * You should have received a copy of the GNU General Public License
27 * along with this program; if not, write to the Free Software
28 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
29 */
30
31 #ifndef _MEYE_H_
32 #define _MEYE_H_
33
34 /****************************************************************************/
35 /* Private API for handling mjpeg capture / playback. */
36 /****************************************************************************/
37
38 struct meye_params {
39 unsigned char subsample;
40 unsigned char quality;
41 unsigned char sharpness;
42 unsigned char agc;
43 unsigned char picture;
44 unsigned char framerate;
45 };
46
47 /* query the extended parameters */
48 #define MEYEIOC_G_PARAMS _IOR ('v', BASE_VIDIOC_PRIVATE+0, struct meye_params)
49 /* set the extended parameters */
50 #define MEYEIOC_S_PARAMS _IOW ('v', BASE_VIDIOC_PRIVATE+1, struct meye_params)
51 /* queue a buffer for mjpeg capture */
52 #define MEYEIOC_QBUF_CAPT _IOW ('v', BASE_VIDIOC_PRIVATE+2, int)
53 /* sync a previously queued mjpeg buffer */
54 #define MEYEIOC_SYNC _IOWR('v', BASE_VIDIOC_PRIVATE+3, int)
55 /* get a still uncompressed snapshot */
56 #define MEYEIOC_STILLCAPT _IO ('v', BASE_VIDIOC_PRIVATE+4)
57 /* get a jpeg compressed snapshot */
58 #define MEYEIOC_STILLJCAPT _IOR ('v', BASE_VIDIOC_PRIVATE+5, int)
59
60 /* V4L2 private controls */
61 #define V4L2_CID_MEYE_AGC (V4L2_CID_USER_MEYE_BASE + 0)
62 #define V4L2_CID_MEYE_PICTURE (V4L2_CID_USER_MEYE_BASE + 1)
63 #define V4L2_CID_MEYE_FRAMERATE (V4L2_CID_USER_MEYE_BASE + 2)
64
65 #endif