[vorbis] nominal bitrates
Monty
xiphmont at xiph.org
Sun Jul 28 13:37:49 PDT 2002
On Sun, Jul 28, 2002 at 11:54:53PM +1000, Michael Smith wrote:
> At 12:08 PM 7/27/02 +1000, you wrote:
> >I just tested some music at 8kbps, with oggenc -q -1 --downmix --resample
> >8000, and I must say, even though it was obviously lacking in quality, it
> >wasn't completely unbearable as I was expecting it might be. Speech was
> >clearly recognisable, all the instruments were there. Does anyone know of a
> >cross platform (specifically windows and linux) voice telephony program using
> >ogg? I'm thinking about writing a quick and dirty utility to just pipe ogg
> >out over to another person for voice telephony, because even at 8kbps voice
> >seems to be well represented (this would save me heaps on long distance!!!).
>
> On the surface ogg vorbis might seem ok for voice telephony. Further
> investigation shows that there are two critical problems with this:
> the ogg layer, and the current encoder. Both of them introduce FAR
> too much latency for telephony applications.
Ah, that reminds me I need to add an API call to ogg to adjust the page size....
Monty
<p>--- >8 ----
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