meye.h
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上传日期:2013-04-10
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- /*
- * Motion Eye video4linux driver for Sony Vaio PictureBook
- *
- * Copyright (C) 2001 Stelian Pop <stelian.pop@fr.alcove.com>, Alc魐e
- *
- * Copyright (C) 2000 Andrew Tridgell <tridge@valinux.com>
- *
- * Earlier work by Werner Almesberger, Paul `Rusty' Russell and Paul Mackerras.
- *
- * Some parts borrowed from various video4linux drivers, especially
- * bttv-driver.c and zoran.c, see original files for credits.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
- #ifndef _MEYE_H_
- #define _MEYE_H_
- /****************************************************************************/
- /* Private API for handling mjpeg capture / playback. */
- /****************************************************************************/
- struct meye_params {
- unsigned char subsample;
- unsigned char quality;
- unsigned char sharpness;
- unsigned char agc;
- unsigned char picture;
- unsigned char framerate;
- };
- /* query the extended parameters */
- #define MEYEIOC_G_PARAMS _IOR ('v', BASE_VIDIOCPRIVATE+0, struct meye_params)
- /* set the extended parameters */
- #define MEYEIOC_S_PARAMS _IOW ('v', BASE_VIDIOCPRIVATE+1, struct meye_params)
- /* queue a buffer for mjpeg capture */
- #define MEYEIOC_QBUF_CAPT _IOW ('v', BASE_VIDIOCPRIVATE+2, int)
- /* sync a previously queued mjpeg buffer */
- #define MEYEIOC_SYNC _IOWR('v', BASE_VIDIOCPRIVATE+3, int)
- /* get a still uncompressed snapshot */
- #define MEYEIOC_STILLCAPT _IO ('v', BASE_VIDIOCPRIVATE+4)
- /* get a jpeg compressed snapshot */
- #define MEYEIOC_STILLJCAPT _IOR ('v', BASE_VIDIOCPRIVATE+5, int)
- #endif