[PD] Dynamic range question

Jamie Bullock jamie at postlude.co.uk
Fri Apr 29 19:32:04 CEST 2005


So if I write a 32-bit floating point sound file to an array in PD the
visualisation is -1 to +1, but the data is still stored internally as
32-bit?

Jamie

On Fri, 2005-04-29 at 19:12 +0200, IOhannes m zmoelnig wrote:
> Jamie Bullock wrote:
> > I apologise if this has come up before.
> > 
> > With PD, numbers are represented internally as 32-bit floats, but audio
> > processing is done using values normalised to the range -1 < x < 1. So
> 
> who told you that ?
> i am often working internally with audio signals that range between
> -12.5 and 1000.0.
> 
> it is just the oustide world that doesn't know what to do with
> floating-point samples (at least my ADC/DACs are restricted to some
> fixedpoint format)
> 
> mfg..asdr
> IOhannes
> 
> 
> > doesn't this effectively restrict PD's audio dynamic range to 24-bit?





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