Linux BASH script to convert all webm and mp4 video files in a directory to mp3

video2mp3.sh

for FILE in music/*.{mp4,webm}; do
	if [ ! -f "${FILE%.webm}.mp3" ]; then
		#echo "File not found: ${FILE%.webm}.mp3"
		echo -e "Processing video '\e[32m$FILE\e[0m'";
		ffmpeg -i "${FILE}" -vn -ab 128k -ar 44100 -y "${FILE%.webm}.mp3";
	fi
done;