#!/usr/bin/env bash IMG=$1 if ! [ -f $IMG ]; then echo "Please specify a path to an image" exit fi PATHFULL=assets/images/full PATH420=assets/images/420 mkdir -p $PATHFULL $PATH420 file=$(basename $IMG) convert $IMG -resize 420x420 "${PATH420}/${file%.*}.png" convert $IMG "${PATHFULL}/${file%.*}.png"