Use a different API call to make importing DmaBufs work on Nvidia
Use glReadPixels() instead of glGetTexImage() to import DmaBufs into his makes Nvidia happy and it no longer gives us just black screen.
Edited by Jan Grulich
Use glReadPixels() instead of glGetTexImage() to import DmaBufs into his makes Nvidia happy and it no longer gives us just black screen.