1 2 3 4 5 6 7 8 | # sw 0001.pbm .... for i in {001..100}; do scanimage --mode Lineart --resolution 300 -x 210 -y 297 > $i.pbm; echo $i; done # Graustufen mit Enter und Pipe for i in {001..100}; do scanimage --mode gray --resolution 300 -x 210 -y 297 | convert - -threshold 80% $i.pbm; echo $i; read -p "Press Enter"; done |