ljymonk
commented
3 years ago this question is not related with virtualization,thus you should get the answer elsewhere while for linux guest system, you can do it by invoke libdrm interface, something like getcrtc(), ... I forget the details for Windows guest , you need to learn it from MSDN, there should be WDDM interface could be used
I passthrough the VF into qemu-kvm and I want to get the windows desktop through VRAM, how can i get the data？ thanks