--- trunk/xvidcore/vfw/src/codec.c	2004/07/03 14:48:30	1477
+++ trunk/xvidcore/vfw/src/codec.c	2004/07/11 08:54:38	1487
@@ -711,6 +711,10 @@
 	frame.vop_flags |= XVID_VOP_HALFPEL;
 	frame.vop_flags |= XVID_VOP_HQACPRED;
 
+	if (codec->config.interlacing && codec->config.tff)
+		frame.vop_flags |= XVID_VOP_TOPFIELDFIRST;
+
+
 	if (codec->config.vop_debug) 
 		frame.vop_flags |= XVID_VOP_DEBUG;