split-pdf-into-images

#!/bin/bash
set -euo pipefail #bash strict mode
[ "$#" -eq 0 ] && echo USAGE: "$0 arguments..." && echo && echo "IMPLEMENTATION:" && cat "$0" && echo && exit 22 #usage message for invalid number of arguments

for i in "$@"
do
  convert -density 150 "$i" PNG32:"$i"%03d.png
done