#!/bin/sh
## $Id: cam-set,v 1.5 2013/03/23 16:14:58 pdc Exp $
# cam-set 'gain' 255 1

par=$1
val=$2
cam=$3
shift 3

CAM=
[ -e "/dev/video$cam" ] && dev="/dev/video$cam" 
[ -e "/dev/video-$cam" ] && dev="/dev/video-$cam" 
[ -n "$dev" ] && CAM="-d$dev"
#echo dev: $dev


[ -z "$par" ] && echo "Usage: $0 <parameter> <value> [camera]" && exit 0
[ -z "$val" ] && echo "$0: $par: need value" && exit 1
[ -n "$cam" -a -z "$dev" ] && echo "$0: $cam: bad camera" && exit 2
#[ "$3" != "" ] && CAM="-dvideo$3"

cam-mkdyn $cam mk

#echo CAM: $CAM
#echo uvcdynctrl $CAM -s "$par" $val 	  >&2
uvcdynctrl $CAM -s "$par" $val 	  2>&1 |	grep -v Unknown.V4L2  
#2>/dev/null
#uvcdynctrl $CAM -s "$par" $val 	  2>/dev/null
#exec /usr/obj/uvc/libwebcam1104/./webcam-tools/build/uvcdynctrl/uvcdynctrl $CAM -s "$1" $2
#exec /usr/bin/uvcdynctrl $CAM -s "$1" $2

cam-mkdyn $cam rm