XV Acceleration on Secondary Display
gordan at bobich.net
Mon Dec 7 07:09:03 PST 2009
Alex Deucher wrote:
> On Fri, Dec 4, 2009 at 12:41 PM, Gordan Bobic <gordan at bobich.net> wrote:
>> I'm trying to get XV acceleration to work on the secondary display on my
>> laptop, and I'm not having any success. Playing videos with XV
>> acceleration on the primary display works fine, but on the secondary it
>> always falls back to X11 rendering which is sufficiently slow that the
>> frame drop makes it unusable.
>> I tried switching the layout around (making Screen1 0 0, Screen0 LeftOf
>> Screen1) and that didn't make any difference. I also tried:
>> Option "Primary" "true" on Screen1, but that didn't help, either.
>> The VGA controller is an ageing Rage Mobility M4, and in lspci it shows
>> up as a single device, but specifying an additional r128 device section
>> without device ID and attaching Screen/Monitor sections to it gets the
>> external screen up.
>> How can I get the external monitor to be the primary (actually primary,
>> not just by desktop icon placement appearance) and thus get XV
>> acceleration on that instead of the laptop's built in screen?
> It's a limitation of the r128 driver right now. The video overlay
> only works with the first display controller which is currently
> hardcoded to drive the laptop flatpanel. I had a branch at one time
> in my repo on fdo to add support for r128 to the radeon driver,
> including textured video support for r128 (which will work on
> either/both head(s)), however, I need to find where I had that tree
> since we lost /home on fdo.
I see. So best case, about 2 years before it makes it into a stable
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