[music-dsp] Signed or Unsigned?
P.Maddox at signal.QinetiQ.com
Tue Dec 14 09:59:08 EST 2004
> I'm about to embark on developing YAAFPGA (yet another audio FPGA),
> and this time I'm trying not to tweak the hardware so badly that the
> software will suffer as a result. So, in this spirit, I'm wondering what
> everyone could live with regarding data types for audio. Due to hardware
> limitations, the source data coming from the oscillators is only going to
> be 16-bit data, but I'm debating on whether using signed two's compliment
> or unsigned binary. Any comments on this?
Signed gets my vote, makes doing thigns like real FM a lot simpler.
> These oscillators will have the ability to import external wave data,
> to a degree - so I'm also trying to ease the conversion process from
> things like WAVs, AIFFs, etc.
to a degree?
I appreciate you can't say much, but can you ellaborate?
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