[PD] PD sound quality question

[Claude Heiland-Allen]

Andy Farnell wrote:
> On Sun, 24 May 2009 00:07:45 -0400
> Hector Centeno <hcengar at gmail.com> wrote:
> 
>> So my questions are: is this aliasing a
>> particular problem of my system or is this an expected result? 
> 
> It's an expected result. It isn't 'aliasing', but an effect called
> quantisation, which you will hear even in perfectly sampled data.
> 
>> Is
>> there anyway of avoiding it? I could post the patch here if needed.
> 
> 
> [tabread4~] already goes some way towards avoiding it, by 
> interpolating (going in-between the sample values) to make the
> playback smoother.

Except Pd's 4-point interpolation is at best suboptimal...

http://lists.puredata.info/pipermail/pd-list/2008-06/062878.html

Try tabread4c~ or whatever and compare..