Useful ImageMagick Shell Commands

gistfile1.txt

find . -type f \( -iname \*.jpg -o -iname \*.png \) | while read f
do
  convert $f -resize 600x $f
done

find . -type f \( -iname \*.jpg -o -iname \*.png \) | while read f
do
  convert $f -resize 160x160 -set filename:f "%t.%e" +adjoin "%[filename:f]"
done

# Two commands to run on all files that come in properly named in the dir where they need to be
find . -type f -iname "*.png" | while read f
do
  convert $f -scale 100% -set filename:f "%t_2x.%e" +adjoin "%[filename:f]"
  convert $f -scale 50% -set filename:f "%t.%e" +adjoin "%[filename:f]"
done

find . -type f -iname "*.png" | while read f
do
  convert $f -scale 50% -set filename:f "%t.%e" +adjoin "%[filename:f]"
done