convert $1 -gravity center -thumbnail 39x39^ -extent 39x39 -unsharp 0x.5 -compose DstIn circle.png -matte -composite -stroke black -fill none -draw 'circle 19,19, 37,19' -stroke red -fill none -draw 'circle 19,19, 36,19' -colors 256 -depth 8 -quality 90 pog.png