diff options
Diffstat (limited to 'include/pwc-ioctl.h')
| -rw-r--r-- | include/pwc-ioctl.h | 69 |
1 files changed, 61 insertions, 8 deletions
diff --git a/include/pwc-ioctl.h b/include/pwc-ioctl.h index 19b267a..4977036 100644 --- a/include/pwc-ioctl.h +++ b/include/pwc-ioctl.h @@ -1,7 +1,7 @@ #ifndef PWC_IOCTL_H #define PWC_IOCTL_H -/* (C) 2001 Nemosoft Unv. webcam@smcc.demon.nl +/* (C) 2001-2002 Nemosoft Unv. webcam@smcc.demon.nl 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 @@ -18,7 +18,9 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ -/* +/* This is pwc-ioctl.h belonging to PWC 8.6 */ + +/* Changes 2001/08/03 Alvarado Added ioctl constants to access methods for changing white balance and red/blue gains @@ -52,6 +54,14 @@ #define PWC_FPS_SNAPSHOT 0x00400000 + +struct pwc_probe +{ + char name[32]; + int type; +}; + + /* pwc_whitebalance.mode values */ #define PWC_WB_INDOOR 0 #define PWC_WB_OUTDOOR 1 @@ -63,9 +73,9 @@ Set mode to one of the PWC_WB_* values above. *red and *blue are the respective gains of these colour components inside the camera; range 0..65535 - When mode == PWC_WB_MANUAL, manual_red and manual_blue are set or read; + When 'mode' == PWC_WB_MANUAL, 'manual_red' and 'manual_blue' are set or read; otherwise undefined. - read_red and read_blue are read-only. + 'read_red' and 'read_blue' are read-only. */ struct pwc_whitebalance @@ -75,12 +85,23 @@ struct pwc_whitebalance int read_red, read_blue; /* R/O */ }; +/* + 'control_speed' and 'control_delay' are used in automatic whitebalance mode, + and tell the camera how fast it should react to changes in lighting, and + with how much delay. Valid values are 0..65535. +*/ +struct pwc_wb_speed +{ + int control_speed; + int control_delay; + +}; /* Used with VIDIOCPWC[SG]LED */ struct pwc_leds { - int led_on; /* Led on-time; range = 0..255 */ - int led_off; /* */ + int led_on; /* Led on-time; range = 0..25000 */ + int led_off; /* Led off-time; range = 0..25000 */ }; @@ -104,6 +125,19 @@ struct pwc_leds /* Get preferred compression quality */ #define VIDIOCPWCGCQUAL _IOR('v', 195, int) + + /* This is a probe function; since so many devices are supported, it + becomes difficult to include all the names in programs that want to + check for the enhanced Philips stuff. So in stead, try this PROBE; + it returns a structure with the original name, and the corresponding + Philips type. + To use, fill the structure with zeroes, call PROBE and if that succeeds, + compare the name with that returned from VIDIOCGCAP; they should be the + same. If so, you can be assured it is a Philips (OEM) cam and the type + is valid. + */ +#define VIDIOCPWCPROBE _IOR('v', 199, struct pwc_probe) + /* Set AGC (Automatic Gain Control); int < 0 = auto, 0..65535 = fixed */ #define VIDIOCPWCSAGC _IOW('v', 200, int) /* Get AGC; int < 0 = auto; >= 0 = fixed, range 0..65535 */ @@ -115,9 +149,28 @@ struct pwc_leds #define VIDIOCPWCSAWB _IOW('v', 202, struct pwc_whitebalance) #define VIDIOCPWCGAWB _IOR('v', 202, struct pwc_whitebalance) - /* Turn LED on/off ; int range 0..65535 */ + /* Auto WB speed */ +#define VIDIOCPWCSAWBSPEED _IOW('v', 203, struct pwc_wb_speed) +#define VIDIOCPWCGAWBSPEED _IOR('v', 203, struct pwc_wb_speed) + + /* LEDs on/off/blink; int range 0..65535 */ #define VIDIOCPWCSLED _IOW('v', 205, struct pwc_leds) - /* Get state of LED; int range 0..65535 */ #define VIDIOCPWCGLED _IOR('v', 205, struct pwc_leds) + /* Contour (sharpness); int < 0 = auto, 0..65536 = fixed */ +#define VIDIOCPWCSCONTOUR _IOW('v', 206, int) +#define VIDIOCPWCGCONTOUR _IOR('v', 206, int) + + /* Backlight compensation; 0 = off, otherwise on */ +#define VIDIOCPWCSBACKLIGHT _IOW('v', 207, int) +#define VIDIOCPWCGBACKLIGHT _IOR('v', 207, int) + + /* Flickerless mode; = 0 off, otherwise on */ +#define VIDIOCPWCSFLICKER _IOW('v', 208, int) +#define VIDIOCPWCGFLICKER _IOR('v', 208, int) + + /* Dynamic noise reduction; 0 off, 3 = high noise reduction */ +#define VIDIOCPWCSDYNNOISE _IOW('v', 209, int) +#define VIDIOCPWCGDYNNOISE _IOR('v', 209, int) + #endif |