[FFmpeg-devel] [PATCH] Port AAC decoder to use ff_imdct_half and vector_fmul_window

Michael Niedermayer michaelni
Fri Aug 22 20:06:25 CEST 2008

On Fri, Aug 22, 2008 at 03:03:44PM +0100, Robert Swain wrote:
> Attached are:
> 0001-Separate-IMDCT-and-windowing-into-imdct-windowing-a.patch
> I thought the current layout of the code was quite difficult to look
> at as it mixes imdct, windowing and buffer updates. I decided
> separating them into clearer sections made the code more easy to
> understand and think about.
> 0002-Whitespace-cosmetics.patch
> This cleans up alignment and such after 0001.
> 0003-Use-imdct_half-and-fmul_window.-Reduce-buffer-sizes.patch
> Does exactly what it says on the tin. :) I observe an ~10% performance
> improvement after these patches.
> Comments welcome as always. Benchmarks are below for this file.

looks ok

btw, i think we should drop faad support ...

Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

I know you won't believe me, but the highest form of Human Excellence is
to question oneself and others. -- Socrates
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