[vorbis] FAQ : CPU requirements ? and other

R rachid at rachid.nl
Sat Nov 2 12:26:01 PST 2002



My old (and dead, by now) AMD K5 PR133 @ 100 MHz never had any 
difficulties with decoding MP3. If it's really true that a Vorbis-file requires less 
processing speed, even a Pentium @ 100 MHz might do the job :-).

Rachid.nl

<p><p>2-11-2002 14:58:22, David Balazic <david.balazic at uni-mb.si> wrote:

>Hi!
>
>
>First the question "How fast are the encoders/decoders?" ( quoted
>below ) in the FAQ ( http://www.vorbis.com/faq.psp ) should be
>updated to include v1.0. What is the phrase "most commercial audio
>encoders" referring to ? commercial vorbis encoders ?
>
>Quote : 
>--begin quote---
>How fast are the encoders/decoders? 
>
>Right now the encoder is about as fast as most commercial audio encoders
>(and about twice as fast as beta 3), but not nearly as fast as some
>others. Since we are using unoptimized beta code, this is to be
>expected. As the vorbis tools mature they will become faster. The
>decoding is roughly the same complexity as MP3 decoding, and once the
>Vorbis decoding tools are optimized, they should decode at similar
>speeds. Decoding speed has increased 3-4x over the first beta already,
>after the first stage of optimization.
>
>--end quote---
>
>
>Also in simple terms , what is the minimum CPU required for
>real time playback of "common" vorbis files ( stereo, 44.1kHz,
>bitrate about 100-200 kbps ) ? I plan to buy an old laptop to be
>used as an universal media player in my car.
>
>
>
>Also the following is said in the FAQ :
>"no free integer-based Vorbis decoder exists at the moment"
>Need I say more ?
>
>
>Regards,
>david
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