[LAD] Fw: Re: [maybe OT] question regarding the FIL equalizer

Fons Adriaensen fons at linuxaudio.org
Fri Feb 27 22:44:32 UTC 2015

On Fri, Feb 27, 2015 at 11:18:04PM +0100, Cedric Roux wrote:
> I would just want to know why you do:
>         k = (len > 48) ? 32 : len;
> why 48? why not 32? What's your intention there?

It avoids having a very short block at the end - it will be
absorbed by the previous one up to a maximum of 48 frames.
For example 100 = 32 + 32 + 32 + 4 becomes 32 + 32 + 36. 

This plugin is very old, in more recent software (the 
zita-* series) control values are evaluated at exactly
every N frames (where N depends on the algorithm being



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