Stream IDs must be written as hex numbers. Fixes
http://wm.streampower.be/ceu/archive/CEU_COUNCIL_DELIBIRATIONS_PUBLIC_DEBATE/ceulive_1443.wmv
Patch by Peter Collingbourne pcc03 doc ic ac uk
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@25928 b3059339-0415-0410-9bf9-f77b7e298cf2