[LAD] [linux-audio-dev] Direct Stream Digital / Pulse Density Modulation musing/questions

Erik de Castro Lopo mle+la at mega-nerd.com
Mon Sep 24 23:35:23 UTC 2007

Jussi Laako wrote:

> In some cases, direct DSP processing of the DSD stream would be
> feasible.


Current CPUs are designed to work on integer or float samples. They
are not designed to work on single bits. Attempting to do simgle bit
processing on regular CPUs will be slow.

That means the only sensible place to do DSD processing efficiently
is in silicon; either FPGAs or ASICs.

Erik de Castro Lopo
"The worst thing about productivity tools is that there's
always something in them that makes you less productive"
 -- Chris Alfred Dec 15, 1997

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