[Ffmpeg-devel] Re: [PATCH] Use optimized armv5 functions where no iwmmxt function exists

Michael Niedermayer michaelni
Fri Mar 23 01:01:04 CET 2007


On Wed, Mar 21, 2007 at 11:32:07PM +0000, Tim Chick wrote:
> On Wednesday 21 March 2007 23:27, Tim Chick wrote:
> > Hi list,
> >
> > The attached patch provides a small speedup on intel xscale architectures
> > with iwmmxt.
> >
> > iwmmxt ffmpeg code does not implement dct_unquantize_h263_inter_iwmmxt, but
> > armv5t does - use the armv5t function rather than default c code.
> >
> Terribly sorry, I attached the wrong patch! here is the correct one.

patch looks ok assuming regression tests pass on architectures which are
affected by the change

Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

No great genius has ever existed without some touch of madness. -- Aristotle
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