--- a/src/demuxers/demux_rawdv.c	2008-08-07 09:06:01.000000000 +0200
+++ b/src/demuxers/demux_rawdv.c	2008-08-07 09:06:17.000000000 +0200
@@ -374,8 +374,7 @@
     }
 
     /* DIF (DV) movie file */
-    if (!((buf[0] == 0x1f) && (buf[1] == 0x07) && (buf[2] == 00) &&
-	  (buf[4] ^ 0x01))) {
+    if (memcmp(buf, "\x1F\x07\x00", 3) != 0 || !(buf[4] ^ 0x01)) {
       free (this);
       return NULL;
     }