diff -r 3f0ddfac3ede -r f429a0a2075b mmplugins/lib3gp/impl/src/filewriter.cpp
--- a/mmplugins/lib3gp/impl/src/filewriter.cpp	Thu Jul 15 20:22:56 2010 +0300
+++ b/mmplugins/lib3gp/impl/src/filewriter.cpp	Thu Aug 19 11:23:35 2010 +0300
@@ -141,7 +141,7 @@
     
     while (iOutputFileSize >= iSetSize) 
         {
-        iSetSize += iOutputBufferSize * (iMaxOutputBufHardLimit >> 1);
+        iSetSize += static_cast<TInt64>(iOutputBufferSize) * (static_cast<TInt64>(iMaxOutputBufHardLimit) >> 1); 
         PRINT((_L("e_cfilewriter_updateoutputfilesize_setsize 1")));                     
         iOutputFile->SetSize( iSetSize );
         PRINT((_L("e_cfilewriter_updateoutputfilesize_setsize 0")));