Normal
I had a look around MSDN - as Scythe42 suggested, it's probably bi-linear and there are no controls to change that (it basically says that in DXVA2 mode the scaling is done by the GPU, so I guess you get whatever nVidia/AMD/Intel feel like providing....) http://social.msdn.microsoft.com/Forums/en-US/mediafoundationdevelopment/thread/6fc3fc34-6c91-49ae-8236-55d8efcdfdf6
I had a look around MSDN - as Scythe42 suggested, it's probably bi-linear and there are no controls to change that (it basically says that in DXVA2 mode the scaling is done by the GPU, so I guess you get whatever nVidia/AMD/Intel feel like providing....)
http://social.msdn.microsoft.com/Forums/en-US/mediafoundationdevelopment/thread/6fc3fc34-6c91-49ae-8236-55d8efcdfdf6