#!/usr/bin/env bash if [ $# -ne 2 ]; then echo >&2 "errror: wrong number of arguments" echo >&2 "usage: compress-pdf " exit 1 fi gs -sDEVICE=pdfwrite -dPDFSETTINGS=/printer -dCompatibilityLevel=1.4 -dNOPAUSE -dQUIET -dBATCH -sOutputFile=$2 $1