for file in $* 
do
  echo "Converting $file to 2-pass divx (replaces original)"
  OUT=divx_tmp_$file
  mencoder  -o $OUT -ovc lavc -lavcopts vcodec=mpeg4:vhq:vpass=1 -oac copy $file 
  mencoder  -o $OUT -ovc lavc -lavcopts vcodec=mpeg4:vhq:vpass=2 -oac copy $file 
  rm divx2pass.log
  mv $OUT $file
done