Script para converter wma em mp3

Segue código:

#!/bin/bash

for i in *.wma; do
mplayer -ao pcm:file="${1%%.[Ww][Mm][Aa]}.wav" "$i" &&
lame -h -b 192 "${1%%.[Ww][Mm][Aa]}.wav" "${i%%.[Ww][Mm][Aa]}.mp3"
rm -v *.wav
done;

Have fun.