[vlc-devel] [PATCH] direct3d11: support YV12 which works better with DXVA2

Jean-Baptiste Kempf jb at videolan.org
Wed Apr 1 14:27:25 CEST 2015


On 01 Apr, Steve Lhomme wrote :
> On Wed, Apr 1, 2015 at 2:17 PM, Jean-Baptiste Kempf <jb at videolan.org> wrote:
> > On 01 Apr, Steve Lhomme wrote :
> >> I'm working on getting rid of this unnecessary conversion and use NV12
> >> all the way through. This is the preferred DXVA format and also the
> >
> > No. So far, our filters are almost exclusively I420/YV12. So, we need
> > those, to avoid breaking them.
> 
> If a filter is inserted in the chain, doesn't it take care of the
> proper input/output conversion ?

Yes, it adds new filters, in it. But not decoders.

It's faster to get DxVA directly output in YV12 than having DxVA
outputting in NV12 and then having a NV12->I420 filter inserted.

With my kindest regards,

-- 
Jean-Baptiste Kempf
http://www.jbkempf.com/ - +33 672 704 734
Sent from my Electronic Device



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