[vorbis] Vorbis decoding in hardware
Gregory Maxwell
greg at linuxpower.cx
Wed Feb 21 14:24:02 PST 2001
On Wed, Feb 21, 2001 at 10:34:15PM +0100, Segher Boessenkool wrote:
> Gregory Maxwell wrote:
> >
> > On Wed, Feb 21, 2001 at 09:13:45PM +0100, Segher Boessenkool wrote:
> > > USB is not fast enough for the decoded stream.
> >
> > How do usb speakers work?
> >
> > 44100 * 16 * 2 = 1.4112mbit/sec
> >
> > USB is 11mbit/sec.
>
> I thought USB audio could do 2 Mbps max? synchronized transfers. And you need
> other transfers at the same time (Vorbis streams).
>
> Well, I may be wrong; and it's not important, anyway, as no-one in his
> right mind would make an USB Vorbis decoder ;-)
Certantly not one which passed the audio back over usb.. Perhaps USB
speakers with integrated vorbis. :)
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