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
66