[Libva] G45 h264 decoding

Xiang, Haihao haihao.xiang at intel.com
Sat Oct 1 02:15:30 PDT 2011


Hi, 
  There are some fixes for G45 h264 decoding on g45-h264 branch, please fetch the fixes from 
the new intel-driver repository (git.freedesktop.org/git/vaapi/intel-driver.git) and give a try.

BTW please update your 2D driver (xf86-video-intel) as well and set SwapbuffersWait to off in
your xorg.conf for better performance.

Thanks
Haihao

> -----Original Message-----
> From: libva-bounces+haihao.xiang=intel.com at lists.freedesktop.org
> [mailto:libva-bounces+haihao.xiang=intel.com at lists.freedesktop.org] On
> Behalf Of Andreas Gustafsson
> Sent: Wednesday, June 22, 2011 11:11 PM
> To: achirica at ttd.net
> Cc: libva at lists.freedesktop.org
> Subject: Re: [Libva] G45 h264 decoding
> 
> Hi!
> 
> It affects all videos I've tried so far.
> 
> Best regards,
> Andreas
> 
> ons 2011-06-22 klockan 12:14 +0200 skrev Javier Achirica:
> > >On Tue, 2011-06-21 at 20:11 +0800, Andreas Gustafsson wrote:
> > >> Hello!
> > >>
> > >> I'm hitting a similar problem when trying out the g45-h264 branch.
> > >> Running at abysmal speeds and getting kernel errors.
> > >>
> > >> What concerns me is that when I'm checking the Debian kernel source
> the
> > >> drm/i915 BSD ring patch is already applied.
> > >
> > >Can you reproduce this issue with any H.264 videos or only with some
> > >special H.264 videos?
> >
> > I'm running the 2.6.39 kernel with the drm/i915 BSD ring patch and I
> > also have this issue with all videos I've tried.
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> > Libva at lists.freedesktop.org
> > http://lists.freedesktop.org/mailman/listinfo/libva
> 
> 
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