[vorbis-dev] alloca() problem with CodeWarrior

Segher Boessenkool segher at chello.nl
Fri Mar 15 16:21:45 PST 2002



"Mercier, Dave" wrote:
> 
> >> Anyone ever port libvorbis to a GameBoy Advance?
> 
> > It has an ARM cpu.  ARM integer Vorbis decoder implementations exist.
> 
> I'm not up to speed on GBA but I thought I saw a couple of years back the CPU specs and it doesn't look like a very powerful beast. It's not even nearly as powerful as the PS1/Saturn generation and Vorbis would be a challenge on those. I think the ARM core runs no faster than 16 Mhz, not sure of the exact number though. I recalled hearing that the GBA would need almost all it's power just to play a 16-bit stereo PCM sample. So I'd think Vorbis on GBA would be a pretty tough achievement.

Maybe.  I'm not sure what the clockspeed or the ARM generation of the
cpu in that thing
is.  What I _do_ know is that a Vorbis decoder exists, that runs in
<1MHz on a ppc G4.

<p>Segher

<p>--- >8 ----
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