[vorbis] mdct query

[Segher Boessenkool]

Shikha Sharma wrote:
> Specification says that "legal frame sizes are powers of two from 
> 64 to 8192 samples" .
> Is this same as MDCT window size?

Yes.  Which is confusing; the frame size is *twice* the number
of PCM samples represented by that frame (after overlap).

<p>Segher

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