--- images2mpg.orig	2006-06-06 09:44:49.000000000 +0200
+++ images2mpg	2006-06-06 09:45:32.000000000 +0200
@@ -828,7 +828,7 @@
 	# MjpegTools MPEG encoding with the number of frames and the current image.
         $CONVERT_BIN -depth 8  ppm:"$TMPFILENAME.tmp.pnm" - | cat 
 
-     done | $PPMTOY4M_BIN -v $VERBOSE -n $NBFRAMETOTAL -F $IMAGES_SEC_FORMAT | $YUVSCALER_BIN -v $VERBOSE -n $VIDEO_TYPE_LETTER -O $VIDEO_FORMAT | $MPEG2ENC_BIN -v $VERBOSE -n $VIDEO_TYPE_LETTER -b $BIT_RATE -V $BUFFER_SIZE -f $VIDEO_FORMAT_NUMBER -o "$TMPFILENAME.tmp.m2v"
+     done | $PPMTOY4M_BIN -v $VERBOSE -n $NBFRAMETOTAL -F $IMAGES_SEC_FORMAT -S 420mpeg2 | $YUVSCALER_BIN -v $VERBOSE -n $VIDEO_TYPE_LETTER -O $VIDEO_FORMAT | $MPEG2ENC_BIN -v $VERBOSE -n $VIDEO_TYPE_LETTER -b $BIT_RATE -V $BUFFER_SIZE -f $VIDEO_FORMAT_NUMBER -o "$TMPFILENAME.tmp.m2v"
 
 DATE_FIN=`date +%s`
 TEMPSCALCUL=`echo $(($DATE_FIN-DATE_DEBUT))`