mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2025-01-05 23:18:47 +00:00
7a778ee4b7
Original commit message from CVS: gst-indent
135 lines
4.4 KiB
C
135 lines
4.4 KiB
C
/* qcam.h -- routines for accessing the Connectix QuickCam */
|
|
|
|
/* Version 0.1, January 2, 1996 */
|
|
/* Version 0.5, August 24, 1996 */
|
|
/* Version 0.7, August 26, 1996 */
|
|
|
|
|
|
/******************************************************************
|
|
|
|
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.
|
|
|
|
******************************************************************/
|
|
|
|
#ifndef _QCAM_H
|
|
#define _QCAM_H
|
|
|
|
#define QC_VERSION "0.91"
|
|
|
|
/* One from column A... */
|
|
#define QC_NOTSET 0
|
|
#define QC_UNIDIR 1
|
|
#define QC_BIDIR 2
|
|
#define QC_SERIAL 3
|
|
|
|
/* ... and one from column B */
|
|
#define QC_ANY 0x00
|
|
#define QC_FORCE_UNIDIR 0x10
|
|
#define QC_FORCE_BIDIR 0x20
|
|
#define QC_FORCE_SERIAL 0x30
|
|
/* in the port_mode member */
|
|
|
|
#define QC_MODE_MASK 0x07
|
|
#define QC_FORCE_MASK 0x70
|
|
|
|
#define MAX_HEIGHT 243
|
|
#define MAX_WIDTH 336
|
|
|
|
struct qcam
|
|
{
|
|
int width, height;
|
|
int bpp;
|
|
int mode;
|
|
int contrast, brightness, whitebal;
|
|
int port;
|
|
int port_mode;
|
|
int transfer_scale;
|
|
int top, left;
|
|
int fd; /* lock file descriptor
|
|
* It was, unfortunately, necessary to add this member to the
|
|
* struct qcam to conveniently implement POSIX fcntl-style locking.
|
|
* We need a seperate lock file for each struct qcam, for instance,
|
|
* if the same process (using qcam-lib) is accessing multiple
|
|
* QuickCams on (of course) multiple ports.
|
|
* - Dave Plonka (plonka@carroll1.cc.edu)
|
|
*/
|
|
};
|
|
|
|
typedef unsigned char scanbuf;
|
|
|
|
/* General QuickCam handling routines */
|
|
|
|
int qc_getbrightness (const struct qcam *q);
|
|
int qc_setbrightness (struct qcam *q, int val);
|
|
int qc_getcontrast (const struct qcam *q);
|
|
int qc_setcontrast (struct qcam *q, int val);
|
|
int qc_getwhitebal (const struct qcam *q);
|
|
int qc_setwhitebal (struct qcam *q, int val);
|
|
void qc_getresolution (const struct qcam *q, int *x, int *y);
|
|
int qc_setresolution (struct qcam *q, int x, int y);
|
|
int qc_getbitdepth (const struct qcam *q);
|
|
int qc_setbitdepth (struct qcam *q, int val);
|
|
int qc_getheight (const struct qcam *q);
|
|
int qc_setheight (struct qcam *q, int y);
|
|
int qc_getwidth (const struct qcam *q);
|
|
int qc_setwidth (struct qcam *q, int x);
|
|
int qc_gettop (const struct qcam *q);
|
|
int qc_settop (struct qcam *q, int val);
|
|
int qc_getleft (const struct qcam *q);
|
|
int qc_setleft (struct qcam *q, int val);
|
|
int qc_gettransfer_scale (const struct qcam *q);
|
|
int qc_settransfer_scale (struct qcam *q, int val);
|
|
int qc_calibrate (struct qcam *q);
|
|
int qc_forceunidir (struct qcam *q);
|
|
void qc_dump (const struct qcam *q, char *file);
|
|
|
|
struct qcam *qc_init (void);
|
|
int qc_initfile (struct qcam *q, char *fname);
|
|
int qc_open (struct qcam *q);
|
|
int qc_close (struct qcam *q);
|
|
int qc_detect (const struct qcam *q);
|
|
void qc_reset (struct qcam *q);
|
|
void qc_set (struct qcam *q);
|
|
scanbuf *qc_scan (const struct qcam *q);
|
|
scanbuf *qc_convertscan (struct qcam *q, scanbuf * scan);
|
|
void qc_writepgm (const struct qcam *q, FILE * f, scanbuf * scan);
|
|
void qc_wait (int val);
|
|
|
|
/* OS/hardware specific routines */
|
|
|
|
int read_lpstatus (const struct qcam *q);
|
|
int read_lpcontrol (const struct qcam *q);
|
|
int read_lpdata (const struct qcam *q);
|
|
void write_lpdata (const struct qcam *q, int d);
|
|
void write_lpcontrol (const struct qcam *q, int d);
|
|
int enable_ports (const struct qcam *q);
|
|
int disable_ports (const struct qcam *q);
|
|
int qc_unlock (struct qcam *q);
|
|
int qc_lock (struct qcam *q);
|
|
void qc_wait (int val);
|
|
int qc_probe (struct qcam *q);
|
|
|
|
/* Image processing routines */
|
|
int fixdark (const struct qcam *q, scanbuf * scan);
|
|
int qc_edge_detect (const struct qcam *q, scanbuf * scan, int tolerance);
|
|
|
|
#endif /*! _QCAM_H */
|