[linux-audio-dev] linear resampling is crap ?
S.W.Harris at ecs.soton.ac.uk
Thu Mar 30 04:31:29 EST 2006
On Thu, Mar 30, 2006 at 12:12:23 +0300, Jussi Laako wrote:
> Stefan Westerfeld wrote:
> >process, it should be possible to be quite fast (well, of course it
> >depends on what fast is) while maintaining good quality. From my recent
> >work on SSE based resampling code for BEAST:
> At least you can make SSE process four float streams in parallel without
> significant limitations to the algorithm itself. Getting all the
> benefits of SIMD with single stream would probably mean limitations or
> significant modifications to the algorithm.
I'm not so sure, the cascading technique used by Faust produces very
efficient SIMD implementations for filters. However you wouldn't
want to write that code by hand, you really need a compiler to do it.
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