Converting audio file...

#Converting audio

#mp3 streo to mono

ffmpeg -i input.mp3 -c:a libmp3lame -q:a 2 -ac 1 output.mp3

for f in *.mp3; do ffmpeg -i "$f" -c:a libmp3lame -q:a 2 -ac 1 mono-"$f"; done

#mp3 to wav

for f in *.mp3; do lame --decode "$f" "${f%.mp3}.wav"; done;

#aiff to wav

for f in *.aiff; do ffmpeg -i "$f" "${f%.aiff}.wav"; done