[PD] Converting PCM to delta sigma

[Miller Puckette]

biquad~ 0 0 1 -1 0

then to convert back,

biquad~ 1 0 1 0 0

(this may differ by a DC offset fromt eh original).

cheers
Miller

On Sat, Nov 23, 2019 at 04:29:32PM +0000, Martin Dupras wrote:
> I was wondering if anyone has tried converting PCM signals to
> delta-sigma and vice-versa in PD? Are there any examples of how one
> would do that?
> 
> To be clear, I don't need it to be realtime as such; what I'd like to
> do is be able to copy the PCM values of one array as a delta-sigma
> version in another.
> 
> Any ideas or pointers?
> 
> Thanks,
> 
> - martin
> 
> 
> 
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