#!/bin/sh
export LC_ALL=C
export PATH=$PATH:/root/bin:/usr/local/bin

w=640
h=480
s=vga

sens=1500	# zima
thresh=4

#sens=2000
#sens=2800	# teni
thresh=7	# propuski 7/2800
thresh=5

#sens=1500	# zima
sens=1200	# zima
thresh=3
margin=15

case "$0" in
	*-rec480) 	w=640;	h=480;	s=vga	;;
	*-rec600) 	w=800;	h=600;	s=svga 	;;
	*-rec960) 	w=1280;	h=960;	s=1280x960 ;;
	*-rec1024) 	w=1280;	h=1024;	s=sxga ;;
	*-rec1200) 	w=1600;	h=1200;	s=uxga ; s=1600x1200 ;;
esac

cam=$1
if [ "$cam" = "" ]; then
	{ echo Usage: $0 camera; ls -l /dev/video*; } > /dev/stderr
	exit 64
fi

shift

camdir="/mnt/cam-video/$cam"
#dev=

#cam-view  -d /dev/video-$cam -f 10 -u 700 -k -r -t2 -l10 $@ | mencoder  -ovc lavc -lavcopts vcodec=mpeg4 -demuxer rawvideo -fps 30 -rawvideo w=640:h=480 - -o `date +"/mnt/cam-video/$cam-%y%m%d-%H%M-%a.mp4"`
#cam-view  -d /dev/video-$cam -f 10 -u 700 -k -r -l10 $@ | mencoder  -ovc lavc -lavcopts vcodec=mpeg4 -demuxer rawvideo -fps 30 -rawvideo w=640:h=480 - -o `date +"/mnt/cam-video/$cam-%y%m%d-%H%M-%a.mp4"`

[ -r "/dev/video$cam" ] && dev="/dev/video$cam" 
[ -r "/dev/video-$cam" ] && dev="/dev/video-$cam" 
out=`date +"/mnt/cam-video/$cam-%y%m%d-%H%M-%a.avi"`
echo camera: "$cam"  dev: \'$dev\'  out: "$out"

[ ! -e "$camdir" ] && mkdir "$camdir"
cd "$camdir"
echo "$0 started for $cam: ${w}x${h} ($s)"

ex=-5

run_pwc()
{
	#false
	pwc="cam-view  -d $dev -f 5 -s $s -u $sens -l$margin -k -r $@"
	echo "$pwc" > /dev/stderr
	#cam-view  -d $dev -f 5 -s $s -u $sens -l$margin -k -r "$@"
	$pwc
	ex=$?
	echo $ex > "$temp"
	return $ex
}

if [ -n "$dev" ]; then
	#cam-view  -d $dev -f 10 -u 1500 -l10 -k -r $@ | mencoder  -ovc x264 -x264encopts tune=stillimage:ratetol=10 -demuxer rawvideo -fps 15 -rawvideo w=640:h=480 - -o `date +"/mnt/cam-video/$cam-%y%m%d-%H%M-%a.avi"`
	temp=`mktemp -t pwc-rec`

	#opt="-x264encopts tune=stillimage:ratetol=10"
	#opt="-x264encopts tune=stillimage:keyint=450:frameref=15:qp_step=10:ratetol=100:vbv_maxrate=16000:vbv_bufsize=800000"
	opt="-x264encopts tune=stillimage:keyint=225:frameref=15:qp_step=10:ratetol=100:vbv_maxrate=16000:vbv_bufsize=800000"
	#opt=

	run_pwc "$@" | mencoder  -ovc x264 $opt -demuxer rawvideo -rawvideo w=$w:h=$h -fps 15 - -o "$out"
	ex=`cat "$temp"`
	echo pwc $cam exit: $ex > /dev/stderr
	#rm "$temp"
	exit $ex
else
	echo "No such device" > /dev/stderr
	return 66
fi