--- bitstream.c	2004/05/31 21:26:23	1.42.2.4
+++ bitstream.c	2004/10/12 21:06:33	1.42.2.6
@@ -20,7 +20,7 @@
  *  along with this program ; if not, write to the Free Software
  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  *
- * $Id: bitstream.c,v 1.42.2.4 2004/05/31 21:26:23 edgomez Exp $
+ * $Id: bitstream.c,v 1.42.2.6 2004/10/12 21:06:33 edgomez Exp $
  *
  ****************************************************************************/
 
@@ -71,8 +71,10 @@
 		matrix[scan_tables[0][i++]] = value;
 	}
 	while (value != 0 && i < 64);
-        i--;    /* fix little bug at coeff not full */
 
+	if (value != 0) return;
+
+	i--;
 	while (i < 64) {
 		matrix[scan_tables[0][i++]] = last;
 	}
@@ -393,7 +395,7 @@
 	int32_t time_increment = 0;
 	int resize = 0;
 
-	do {
+	while ((BitstreamPos(bs) >> 3) + 4 <= bs->length) {
 
 		BitstreamByteAlign(bs);
 		start_code = BitstreamShowBits(bs, 32);
@@ -1035,7 +1037,6 @@
 			BitstreamSkip(bs, 8);
 		}
 	}
-	while ((BitstreamPos(bs) >> 3) < bs->length);
 
 #if 0
 	DPRINTF("*** WARNING: no vop_start_code found");