[music-dsp] achieving chiptunes sounds
alan.wolfe at gmail.com
Wed Dec 22 19:01:24 EST 2010
i tried the variable rectangle wave and that sounds A TON more like
old early nes style game music. Even without sound degradation it
really sounds a lot like a "chiptune"
im going to try the quick arpeggios next (:
On Tue, Dec 21, 2010 at 2:49 AM, Laurent de Soras
<laurent.de.soras at free.fr> wrote:
>> What is it that old system (and chiptunes) have that make them sound
>> so distinctly recognizable like they are?
> As Didier implied, most of the 8-bit sound character comes from
> the voice control system. The chip parameters (pitches, volumes,
> waveforms, etc) are generally refreshed by the software in
> a vertical blank related timer, every 1/50 or 1/60 s.
> Chiptunes make an extensive use of arpeggios and complex,
> fast pitch envelopes, making them sound very different from
> classic synthesizers.
> Anyway, the produced sound should be quite clean. There is
> no need to introduce aliasing or quantification on the
> final signal.
> Laurent de Soras | Ohm Force
> DSP developer & Software designer | Digital Audio Software
> http://ldesoras.free.fr | http://www.ohmforce.com
> dupswapdrop -- the music-dsp mailing list and website:
> subscription info, FAQ, source code archive, list archive, book reviews, dsp
More information about the music-dsp