[MPlayer-dev-eng] vo_gl PBO patch ..

Reimar Döffinger Reimar.Doeffinger at stud.uni-karlsruhe.de
Wed May 7 17:40:31 CEST 2008


On Wed, May 07, 2008 at 07:10:21PM +0400, Vladimir Mosgalin wrote:
>  On 2008.05.07 at 08:53:46 +0200, Reimar Döffinger wrote next:
> 
> > That is not surprising.
> > What is very surprising to me is that resolutions would need to be
> > divisible by 32 for things to work, that is an unusually large number.
> > You could try changing
> > > mpi2.width = mpi2.w;
> > to
> > > mpi2.width = (mpi2.w + 31) & ~31;
> 
> Luma is fixed, chroma is a mess.

I guessed so. Use 63 instead of 31.

> > but that wastes quite a lot of space.
> 
> Space.. where? Frame in memory becomes a bit larger?

Wherever the driver puts the PBO up to 93 bytes per video line are
wasted.

> > I forgot, which card/drivers are you using? I am using
> > "nVidia Corporation G70 [GeForce 7600 GS]" with driver version 169.12 
> 
> Radeon X1900, fglrx 8.443.1 (latest) under fedora 8 x86-64.

Ok, then it's probably the issue mentioned in the original patch
submission I'd guess...

Greetings,
Reimar Döffinger



More information about the MPlayer-dev-eng mailing list