Batch convert files to vorbis

2vorbis.sh

#!/bin/bash
let succesf=0
let failf=0
for f in "$@"
do
	printf "Processing $f... "
	out="${f/%mp3/ogg}"
	ffmpeg -i "$f" -c:a libvorbis -b:a 128k "$out" -y -vn -loglevel panic
	if [ $? -eq 0 ]; then
		olds=`du -h "$f" | cut -f1`
		news=`du -h "$out" | cut -f1`
  		printf "$olds -> $news\n"
		let succesf++
	else
		printf "Fail!\n"
		let failf++
		echo "$f" >> ~/2vorbis_fail.log
	fi
done
echo "Done! $succesf success, $failf fails"