#!/bin/sh

IFS=$'\n'

for INFILE in $(ls -1 MY_FILE)
do

  baseFilename=`basename "${INFILE}" .aiff`

  outfile="${baseFilename}.mp3"

  outfile=`echo $outfile | tr -s " " "-"`
  echo "Converting \"$INFILE\" to \"$outfile\" ..."

  # now convert the CAF file to an AIF file
  afconvert -f mp4f -d aac -b 128000 "$INFILE" "$outfile"
done