If you thought DirectX 11 and DXVA is a solution to the best graphics, think again. Its a closed ecosystem that Microsoft wants to use to promote it's DRM through. Don't let your choice be taken away in Windows 7, tell MS you need to make the decision of directshow OR media foundation! Read what NVIDIA thinks:
 
http://www.cudadeveloper.com/community/viewtopic.php?f=17&t=237