[vorbis] Vorbis decoding in hardware

Segher Boessenkool segher at chello.nl
Wed Feb 21 12:13:45 PST 2001



Marco Al wrote:
> 
> From: "Andrew Henderson" <hendersa at db.erau.edu>
> 
> PIC's? A TI c3x (not as cheap as it could be, but easy to port) or a >50 MIPS

30 or so MIPS should be enough.

> >16 bit DSP would be a more realistic target IMO. If you are really adventurous

20 bits is probably enough.

> you can try FPGA's, but they are just not very well suited to wide arithmetic...

A general purpose processor would be better than a DSP for vorbis decoding.

> so I doubt it would be cost effective, it would keep the part count down though.
> As for an interface, how about USB?

USB is not fast enough for the decoded stream.

Cheers,

Segher

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