[FFmpeg-devel] [PATCH] more hardcoded tables support for AAC and QDM2

Reimar Döffinger Reimar.Doeffinger
Sun Mar 14 18:57:01 CET 2010


On Sun, Mar 14, 2010 at 06:44:06PM +0100, Benjamin Larsson wrote:
> Reimar D?ffinger wrote:
> > Hello,
> > this adds support for auto-generating the hardcoded cbrt_tab from AAC and the
> > noise-tables from QDM2.
> > (Full tests are still in progress).
> > The tables have around 64kB size overall.
> > Please comment.
> > 
> > Reimar
> > 
> 
> QDM2 part is ok, you could try to replace the random table with the LCG
> generator instead.

Well, that noise table has some special scaling etc. applied, I don't think
it can easily be removed without risking speed loss.



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