--- mjpeg_play/yuvfilters/yuvkineco.c.sv	2002-04-29 17:34:29.000000000 +0900
+++ mjpeg_play/yuvfilters/yuvkineco.c	2003-06-30 23:24:28.000000000 +0900
@@ -496,7 +496,7 @@
   YfTask_t *h = (YfTask_t *)handle;
   int framebytes = FRAMEBYTES(h->_.width, h->_.height);
   int iadjust = ((h->_.fpscode == h->fpscode0)? 1:
-		 ((h->iuse * fp1001s[h->_.fpscode] /
+		 (((int64_t)h->iuse * fp1001s[h->_.fpscode] /
 		   fp1001s[h->fpscode0]) - h->iput));
 
   /* copy frame to buffer */