--- decoder.h	2002/03/08 02:44:29	1.1
+++ decoder.h	2002/03/26 11:16:08	1.2
@@ -18,6 +18,10 @@
 	uint32_t quant_type;
 	uint32_t quarterpel;
 
+	uint32_t interlacing;
+	uint32_t top_field_first;
+	uint32_t alternate_vertical_scan;
+
 	// image
 
 	uint32_t width;