#!/bin/sh
while true
  do case $1 in
    (-o) out=$2; shift 2;;
    (-q) quality=$2; shift 2;;
    (*) break;;
  esac
done
magick '$@' -strip -interlace Plane -define jpeg:dct-method=float -sampling-factor 4:2:0 -gaussian-blur 0.05 -quality "${quality:-85}" "$out"