According to the docs, my 9500 GT should by VDPAU capable. But neither mplayer (with vdpau patch!) nor vdpinfo (v0.5) can access any VDPAU functions.
System:
-
Gentoo Linux with vanlla 2.6.29.4 kernel (x86)
-
driver 180.60 (also tested with 180.51)
-
Xorg 1.5.3
-
2 x TFT running with Xinerama
Ok, i found the problem: VDPAU does not work with xinerama!
Now everything works: