[FFmpeg-cvslog] r12258 - trunk/libavformat/matroskaenc.c

aurel subversion
Wed Feb 27 01:53:34 CET 2008


Author: aurel
Date: Wed Feb 27 01:53:34 2008
New Revision: 12258

Log:
makes really sure that no undefined behavior can happen

Modified:
   trunk/libavformat/matroskaenc.c

Modified: trunk/libavformat/matroskaenc.c
==============================================================================
--- trunk/libavformat/matroskaenc.c	(original)
+++ trunk/libavformat/matroskaenc.c	Wed Feb 27 01:53:34 2008
@@ -149,7 +149,7 @@ static void put_ebml_num(ByteIOContext *
 static void put_ebml_uint(ByteIOContext *pb, unsigned int elementid, uint64_t val)
 {
     int i, bytes = 1;
-    while (val >> bytes*8 && bytes < 8) bytes++;
+    while (bytes < 8 && val >> bytes*8) bytes++;
 
     put_ebml_id(pb, elementid);
     put_ebml_num(pb, bytes, 0);




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