include/linux/meye.h

   1 /*
   2  * Motion Eye video4linux driver for Sony Vaio PictureBook
   3  *
   4  * Copyright (C) 2001-2003 Stelian Pop <stelian@popies.net>
   5  *
   6  * Copyright (C) 2001-2002 Alcôve <www.alcove.com>
   7  *
   8  * Copyright (C) 2000 Andrew Tridgell <tridge@valinux.com>
   9  *
  10  * Earlier work by Werner Almesberger, Paul `Rusty' Russell and Paul Mackerras.
  11  *
  12  * Some parts borrowed from various video4linux drivers, especially
  13  * bttv-driver.c and zoran.c, see original files for credits.
  14  *
  15  * This program is free software; you can redistribute it and/or modify
  16  * it under the terms of the GNU General Public License as published by
  17  * the Free Software Foundation; either version 2 of the License, or
  18  * (at your option) any later version.
  19  *
  20  * This program is distributed in the hope that it will be useful,
  21  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  22  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  23  * GNU General Public License for more details.
  24  *
  25  * You should have received a copy of the GNU General Public License
  26  * along with this program; if not, write to the Free Software
  27  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  28  */
  29
  30 #ifndef _MEYE_H_
  31 #define _MEYE_H_
  32
  33 /****************************************************************************/
  34 /* Private API for handling mjpeg capture / playback.                       */
  35 /****************************************************************************/
  36
  37 struct meye_params {
  38         unsigned char subsample;
  39         unsigned char quality;
  40         unsigned char sharpness;
  41         unsigned char agc;
  42         unsigned char picture;
  43         unsigned char framerate;
  44 };
  45
  46 /* query the extended parameters */
  47 #define MEYEIOC_G_PARAMS        _IOR ('v', BASE_VIDIOCPRIVATE+0, struct meye_params)
  48 /* set the extended parameters */
  49 #define MEYEIOC_S_PARAMS        _IOW ('v', BASE_VIDIOCPRIVATE+1, struct meye_params)
  50 /* queue a buffer for mjpeg capture */
  51 #define MEYEIOC_QBUF_CAPT       _IOW ('v', BASE_VIDIOCPRIVATE+2, int)
  52 /* sync a previously queued mjpeg buffer */
  53 #define MEYEIOC_SYNC            _IOWR('v', BASE_VIDIOCPRIVATE+3, int)
  54 /* get a still uncompressed snapshot */
  55 #define MEYEIOC_STILLCAPT       _IO  ('v', BASE_VIDIOCPRIVATE+4)
  56 /* get a jpeg compressed snapshot */
  57 #define MEYEIOC_STILLJCAPT      _IOR ('v', BASE_VIDIOCPRIVATE+5, int)
  58
  59 /* V4L2 private controls */
  60 #define V4L2_CID_AGC            V4L2_CID_PRIVATE_BASE
  61 #define V4L2_CID_SHARPNESS      (V4L2_CID_PRIVATE_BASE + 1)
  62 #define V4L2_CID_PICTURE        (V4L2_CID_PRIVATE_BASE + 2)
  63 #define V4L2_CID_JPEGQUAL       (V4L2_CID_PRIVATE_BASE + 3)
  64 #define V4L2_CID_FRAMERATE      (V4L2_CID_PRIVATE_BASE + 4)
  65
  66 #endif