No.
In fact, part of the Vista engineering was to ensure that you cannot do screen capture of HDCP protected HD content. In the mad charge to make sure that the movie studios can charge us whenever we watch, rather than just when we buy the media, a bunch of less important considerations like being able to quickly get a work-around for a buggy graphics driver, or doing proper screen captures, were given back-seat status.
Jon Watte, Direct3D MVP
Tweets, occasionallykW X-port 3ds Max .X exporter
kW Animation source code