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Re: Accelerated Scaling with Tegra Binary Driver


Am Freitag, 27. September 2013, 08:56:47 schrieb Gordan Bobic:
>  I'm not having much luck with video playback performance
>  using the Tegra binary driver. Without scaling things
>  work OK. Scaling up results in quite awful frame skipping.
>  mplayer I built defaults to -vo xv xv after complaining
>  that there is no vdpau_nvidia.so (is there such a thing
>  for soft-float ARM for Tegra?). This gets things to the
>  correct aspect ratio, but fullscreening slows down
>  dramatically. Using -vo x11 doesn't scale at all,
>  resulting in distortion due to aspect ratio.
>  -vo gl and -vo gl2 produce one frame every 10 seconds or
>  so - I'd have expected this to work since the Tegra
>  driver does provide a GLES implementation which I would
>  expect to be sufficient for something as simple as
>  texture tiling/stretching.
>  Has anybody got this working passably well?

AFAIK, xv is not supported. Video decode goes via gstreamer/openmax only.


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