#!/bin/bash

src=/dev/shm/foo.fimg
out=out.fimg

maxi=49
W="640"
H="480"
grabopt=" -s 640x480 -vv  -p 0 -n 500 -c cos01 "

mkdir /tmp/V

G=$(printf "%dx%d+0+0" $W $H)

for foo in $(seq 0 $maxi)
do

	echo ; echo

	grabvidseq -$grabopt -o $src

	fval=$(echo "$foo / $maxi" | bc -l)
	./t -vv -k 0.333 -o $out displace $src

	# fimgstats $out

	echo $foo ' => ' $fval
	dst=$(printf "/tmp/V/%03d.png" $foo)
	echo $dst
	montage $src $out -tile 1x2 -geometry $G $dst

done

convert -delay 10 /tmp/V/*.png foo.gif