[FFmpeg-devel] [PATCH] Altivec split-radix FFT

Diego Biurrun diego
Fri Sep 18 18:29:51 CEST 2009


On Fri, Sep 18, 2009 at 05:25:45PM +0100, M?ns Rullg?rd wrote:
> Michael Niedermayer <michaelni at gmx.at> writes:
> 
> > On Fri, Sep 18, 2009 at 04:30:55PM +0200, Guillaume Poirier wrote:
> >> Hello,
> >> 
> >> Loren Merritt a ?crit :
> >> > Now without Apple workarounds. 
> >> 
> >> As far as I'm concerned, I'm OK with the idea of not supporting Apple's
> >> GAS, however, I'd like to have PPC/OSX users being able to use an
> >> optimized split-radix FFT, using the earlier version of your patch that
> >> used AlitVec C intrinsics.
> >> 
> >> Ok, this means code duplication, but isn't it better than letting OSX
> >> users only use the C version of the split-radix FFT?
> >
> > cant osx users just install a working toolchain?
> 
> No, because there isn't one.  However, I doubt there are many people
> still running macos on PPC.

I don't think so.  I, for one, still do.  Of course PPC is on its way to
become a fringe platform, but there are many usable machines out there.

Diego



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