--- bitstream.h	2002/06/12 20:38:40	1.6
+++ bitstream.h	2002/06/20 14:05:58	1.8
@@ -127,7 +127,12 @@
 
 void BitstreamWriteVopHeader(Bitstream * const bs,
 							 const MBParam * pParam,
-							 const FRAMEINFO * frame);
+							 const FRAMEINFO * frame,
+							 int vop_coded);
+
+void BitstreamWriteUserData(Bitstream * const bs, 
+							uint8_t * data, 
+							const int length);
 
 /* initialise bitstream structure */
 
@@ -243,7 +248,7 @@
 static uint32_t __inline
 BitstreamPos(const Bitstream * const bs)
 {
-	return 8 * ((uint32_t) bs->tail - (uint32_t) bs->start) + bs->pos;
+	return 8 * ((ptr_t)bs->tail - (ptr_t)bs->start) + bs->pos;
 }
 
 
@@ -254,7 +259,7 @@
 static uint32_t __inline
 BitstreamLength(Bitstream * const bs)
 {
-	uint32_t len = (uint32_t) bs->tail - (uint32_t) bs->start;
+	uint32_t len = (ptr_t) bs->tail - (ptr_t) bs->start;
 
 	if (bs->pos) {
 		uint32_t b = bs->buf;