Convert mp4 to mov files in a folder with ffmpeg

VideoConverterScript

#!/bin/sh
####################################################################
# a script that will use ffmpeg to convert .mp4 to .mov            #
#                                                                  #
# run this script in a folder filled with .mp4 files.              #
# (this script works, but it is not pretty.  :-)                   #
####################################################################
EXT=".mov"
EXT1=".mp4"
EXT2=".sh"
for file in *
do
  case "$file" in

       *"$EXT" ) echo "$file is already a mov file" ;;

       *"$EXT1") `ffmpeg -i $file  -acodec copy -vcodec copy -f mov $file.mov` ;;
       *"$EXT2") echo "$file is a shell script" ;;	

  esac
done
for n in `find -type f -name '*.mp4.mov'`;
do mv $n `basename $n .mp4.mov`.mov;
done