[vorbis-dev] Minimal decoder version for RC2 encoded files

Monty xiphmont at xiph.org
Sat Aug 25 22:58:43 PDT 2001



On Tue, Aug 21, 2001 at 10:49:16PM +1000, Michael Smith wrote:
> 
> >> To decode RC2 files the RC1 and RC2 decoder will work, with the RC2
> >> decoder being the recommended one.
> >>
> >> Generally, the RC1 (and RC2) decoder can be expected to be able to
> >> handle all files until Vorbis 2.
> >
> >Ah, ok. I'll compile with the newest code then. But what will the beta 4
> >decoder do with RC2 files?
> 
> It _should_ refuse to open it (if you're using vorbisfile. If you're at the
> lower-level libvorbis interface, you'd expect it to reject one or both of
> headers 1 and 3, if you want a more specific answer). There's no reason to
> suspect this doesn't work as intended, but I doubt it's been explicitly
> tested for every case possible.

beta 4 will correctly reject rc1 and later files.  There's no reason
to think it won't.  The only versioning bug so far was b3 and earlier
having missing code to reject one feature of b4 files.

Monty

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