[PD] Real time 3 band parametric EQ?

Peter P. peterparker at fastmail.com
Wed Aug 19 04:19:45 CEST 2015


* William Huston <williamahuston at gmail.com> [2015-08-18 19:14]:
> Is it possible to build a real-time *3-band parametric EQ*
> with both boost+ / cut-
> and with Q and a wide f range
> using [biquad~] or some other method?
> 
> There is something called [equalizer] in externals/ggee/filters
> but it is only a single band.
> 
> I don't think I can just sum 3 bands like this.
> 
> Yes I can sum Bandpass filters output together
> but not band reject.
> 
> It seems to me I need to do build a complex response
> curve and perform the entire filter operation in a single process.
> 
> I would love to just grab this from a library somewhere!

see perhaps hml_shelf~ from iemlib, perhaps this can serve you as well.



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