freebsd-src/sys/i386/include/qcam.h
1996-05-04 07:05:55 +00:00

88 lines
3.3 KiB
C

/*
* Connectix QuickCam parallel-port camera video capture driver.
* Copyright (c) 1996, Paul Traina.
*
* This driver is based in part on work
* Copyright (c) 1996, Thomas Davis.
*
* QuickCam(TM) is a registered trademark of Connectix Inc.
* Use this driver at your own risk, it is not warranted by
* Connectix or the authors.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer
* in this position and unchanged.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software withough specific prior written permission
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* NOTE: this file contains the sole public interface between the driver
* and user applications. Every effort should be made to retain comaptibility
* with the decided upon standard interface shared between Linux and
* FreeBSD. Currently, FreeBSD uses a different (richer) interface than
* the Linux.
*
* WARNING WARNING: The contents of this structure is in flux,
* recompile often, the driver will change the version
* number when the interface changes for now...
*/
#ifndef _QUICKCAM_H
#define _QUICKCAM_H 1
#ifndef _IOR
/* SCO doesn't have _IOR/_IOW for ioctls, so fake it out to keep things clean*/
#define _IOR(cat, func, data) (((cat) << 8) | (func))
#define _IOW(cat, func, data) (((cat) << 8) | (func))
#endif
/*
* ioctls
*/
#define QC_GET _IOR('S', 1, struct qcam) /* get parameter structure */
#define QC_SET _IOW('S', 2, struct qcam) /* set parameter structure */
#define QC_IOCTL_VERSION 3 /* version of the structure */
struct qcam {
int qc_version; /* version of qcam structure */
int qc_xsize; /* size in pixels */
int qc_ysize; /* size in pixels */
int qc_xorigin; /* x origin */
int qc_yorigin; /* y origin */
int qc_bpp; /* bits per pixel (4 or 6) */
int qc_zoom; /* zoom mode */
int qc_exposure; /* length of exposure */
u_char qc_brightness; /* 0..255 */
u_char qc_whitebalance; /* 0..255 */
u_char qc_contrast; /* 0..255 */
};
#define QC_MAX_XSIZE 320 /* pixels */
#define QC_MAX_YSIZE 240 /* pixels */
/*
* zoom flags
*/
#define QC_ZOOM_100 0x00 /* no zoom */
#define QC_ZOOM_150 0x01 /* 1.5x */
#define QC_ZOOM_200 0x02 /* 2.0x */
#endif