Virgl Adds Accelerated Video Encoding To Guest VMs

Mesa VirGL with the virglrenderer library has allowed for virtual 3D GPU support within QEMU virtual machines. This Gallium3D-leveraging code has allowed for OpenGL and other functionality to work within VMs while leveraging the host's GPU. The latest notable addition is adding VirGL video encoding support with H.264 and H.265 initially being supported for accelerated support in VMs...