b184a4f4e4
vs unidirectional transfer modes. The kernel handles hardware, user mode programs shouldn't get in the way. This cleans up some really ugly grots that I hated too. :-) Suggested by: Sujal Patel <smpatel@wam.umd.edu>
70 lines
2.5 KiB
C
70 lines
2.5 KiB
C
/*
|
|
* Copyright (C) 1996 by Thomas Davis
|
|
* Copyright (C) 1996 by Scott Laird
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining
|
|
* a copy of this software and associated documentation files (the
|
|
* "Software"), to deal in the Software without restriction, including
|
|
* without limitation the rights to use, copy, modify, merge, publish,
|
|
* distribute, sublicense, and/or sell copies of the Software, and to
|
|
* permit persons to whom the Software is furnished to do so, subject to
|
|
* the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be
|
|
* included in all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
|
|
* IN NO EVENT SHALL SCOTT LAIRD BE LIABLE FOR ANY CLAIM, DAMAGES OR
|
|
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
|
|
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
|
|
* OTHER DEALINGS IN THE SOFTWARE.
|
|
*
|
|
* 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
|
|
|
|
/*
|
|
* 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 2 /* 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 */
|
|
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
|