[FFmpeg-devel] [PATCH] Optimize pure C unscaled yuv2rgb.
Michael Niedermayer
michaelni at gmx.at
Fri Oct 25 23:26:42 CEST 2013
On Fri, Oct 25, 2013 at 10:49:07PM +0200, Reimar Döffinger wrote:
> Aligning the tables reduces the amount of code generated on
> e.g. ARM as the offset constant then has few enough set bits
> so it can be encoded inside a single instruction instead of 2.
> Ideally all should be declared aligned, but the DECLARE_ALIGNED
> macros does not work with pointer tables, thus also reordered
> the tables.
should be ok
[...]
--
Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
It is what and why we do it that matters, not just one of them.
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