#!/bin/sh
#
# Create a animation of swirling mixer
#
command='convert -delay 20 koala.gif'

for i in `seq 10 40 360; seq 340 -40 -360; seq -340 40 0`; do
  command="$command \\( -clone 0 -swirl $i \\)"
done

command="$command -loop 0 animated_mixer.gif"

eval $command

chmod 644 animated_mixer.gif