for-Schleife in der Shell

for i in *.wav; do lame -m s -b 256 "$i" "`basename "$i" .wav`".mp3; done

for i in *.mp3; do lame --decode "$i" "`basename "$i" .mp3`".wav; done

for i in *.jpg; do convert -resize 20% $i `basename $i .jpg`_small.jpg; done