It seems as if the video player shows single frames, which are about a second old, between the current frames. This happens irregularly about all 200 msecs.
That behaviour didn't occur half a year ago, it must have been come in with some Vista update? Or did I break something?

h4. Steps to Reproduce
Open an DIVX video in the MP-II-Client's video player. Current SVN rev. is 23575.