Index: libmpdemux/muxer_mpeg.c
===================================================================
--- libmpdemux/muxer_mpeg.c	(revision 24612)
+++ libmpdemux/muxer_mpeg.c	(working copy)
@@ -1611,7 +1611,7 @@
 	if(se_ptr)
 		se_ptr[1] &= 0xf7;
 	
-	pce_ptr[3] = (pce_ptr[3] & 0xfd) | bff_mask[vpriv->display_frame % MAX_PATTERN_LENGTH];
+	pce_ptr[3] = (pce_ptr[3] & 0x7d) | bff_mask[vpriv->display_frame % MAX_PATTERN_LENGTH];
 	pce_ptr[4] |= 0x80;	//sets progressive frame
 	
 	vpriv->display_frame += n;
@@ -1677,7 +1677,7 @@
 						break;
 					}
 					mp_header_process_extension(&(spriv->picture), &(s->buffer[i+4]));
-					if(((s->buffer[i+4] & 0xf0) == 0x20))
+					if(((s->buffer[i+4] & 0xf0) == 0x10))
 					{
 						se_ptr = &(s->buffer[i+4]);
 						if(priv->patch_sde)