linux/include/linux/meye.h
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   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 AlcĂ´ve <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
  37struct 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_VIDIOC_PRIVATE+0, struct meye_params)
  48/* set the extended parameters */
  49#define MEYEIOC_S_PARAMS        _IOW ('v', BASE_VIDIOC_PRIVATE+1, struct meye_params)
  50/* queue a buffer for mjpeg capture */
  51#define MEYEIOC_QBUF_CAPT       _IOW ('v', BASE_VIDIOC_PRIVATE+2, int)
  52/* sync a previously queued mjpeg buffer */
  53#define MEYEIOC_SYNC            _IOWR('v', BASE_VIDIOC_PRIVATE+3, int)
  54/* get a still uncompressed snapshot */
  55#define MEYEIOC_STILLCAPT       _IO  ('v', BASE_VIDIOC_PRIVATE+4)
  56/* get a jpeg compressed snapshot */
  57#define MEYEIOC_STILLJCAPT      _IOR ('v', BASE_VIDIOC_PRIVATE+5, int)
  58
  59/* V4L2 private controls */
  60#define V4L2_CID_AGC            V4L2_CID_PRIVATE_BASE
  61#define V4L2_CID_MEYE_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
  67
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