[pulseaudio-discuss] Best Quality resampling method?

Mark Greenwood fatgerman at ntlworld.com
Sat Apr 11 05:12:03 PDT 2009


On Saturday 11 April 2009 01:01:04 Lennart Poettering wrote:
> On Tue, 07.04.09 21:17, Mark Greenwood (fatgerman at ntlworld.com) wrote:
> 
> > I know this may be subjective, but what is the best quality
> > resampling method? I'm referring to the resample-method= option in
> > /etc/pulse/daemon.conf
> > 
> > Mine is currently set to src-linear but I get the impression from
> > the docs that speex-float-9 should be better. As it's quite tricky
> > to do back-to-back listening tests I was wondering if there is some
> > definite objective opinion on the subject?
> 
> Depends on your metric do define to be 'best quality'.
> 
> Closest to mathematically perfect is src-sinc-best-quality.
> 
> src-linear is one of the crappiest. It uses linear interpolation which
> is evil shit. If you consider that good quality you have a very, uh, ...
> distuingished taste. ;-)

Lol, thanks Lennart. src-linear was not chosen by me but by a package maintainer for a distribution that probably ought to remain nameless.

I've switched distros now anyway, for various reasons, but I'll try src-sink-best-quality and see if I can hear the difference :)

Mark

> 
> Lennart
> 



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