On Sun, 19 Nov 2017 13:10:24 +0100, David Kastrup wrote: >Fons Adriaensen <fons-dDzkXPnfpdzhj6bIAHgUAw@xxxxxxxxxxxxxxxx> writes: >> Indeed, and that basically means there is no point in 'emulating' >> those filters. >> >> Take a for example a second order parametric section. If it has >> controls for center frequency, bandwidth and gain then it can >> generate *all* frequency responses of that type (within the range of >> its controls). > >Correct. > >> There or no more free parameters given the order and the general >> shape of the frequency response. >> >> In other words, any such filter can do whatever any other can. > >Correct. The problem is _exactly_ that it can do whatever any other >can and that you have far too many free parameters to get under >control. A few distinctly different good choices in practice lead to >better results, particularly given time constraints, than a full >continuum of every available choice. > >The continuum is what tool builders can work best with. But the actual >use cases want ready-made tools. You could use presets for some parameters of the EQ and only change the desired parameters of the EQ. _______________________________________________ Linux-audio-user mailing list Linux-audio-user@xxxxxxxxxxxxxxxxxxxx https://lists.linuxaudio.org/listinfo/linux-audio-user