Comment # 5
on bug 92220
from Rainer Hochecker
(In reply to Alex Deucher from comment #3) > > I guess there are 3 options: > > 1. Force the option but limit it to cases where you are only using the > output surface via the interop extension. This works today. > 2. Add an extra step to the drivers using shaders to split the frame up into > separate fields in vlVdpVideoSurfaceGallium > (src/gallium/state_trackers/vdpau/surface.c) for chips that don't support > field based decode. This adds an extra copy and someone needs to write the > code. With that done, the extension can be enabled on all asics. > 3. Write a new simplified GL/VDPAU interop extension that only supports > interop with output surfaces. This extension could be enabled on all asics. I think option 1. is good enough. This is done by setting the environment variable, right? We can force using the mixer if this variable is set.
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