Index: libs/libmythtv/mpeg/pespacket.h
===================================================================
--- libs/libmythtv/mpeg/pespacket.h	(revision 9326)
+++ libs/libmythtv/mpeg/pespacket.h	(working copy)
@@ -51,6 +51,7 @@
     {
         InitPESPacket(const_cast<TSPacket&>(*tspacket));
         _fullbuffer = const_cast<unsigned char*>(tspacket->data());
+        _pesdataSize -= _pesdata - _fullbuffer;
     }
     // does not create it's own data
     PESPacket(const unsigned char *pesdata, bool)