[ogg-dev] Decoding setup header

[ogg.k.ogg.k at googlemail.com]

> Great! I think this was the key missing piece of my attempted fix. It is
> a complete and terrible hack, but I think it will actually generalize
> fairly well as a tool to recover an ogg vorbis file with header packet
> corruption so long as the setup header is intact.

If the codebooks are intact, and if you're relying on the packetization
to extract it, I reckon libogg would extract it too, no ?