While this method is interesting, a LUT is often better, especially in cases where you have a limited range or only need limited precision. See http://git.vide

While this method is interesting, a LUT is often better, especially in cases where you have a limited range or only need limited precision. See http://git.videolan.org/?p=x264.git;a=commitdiff;h=549cc55b50df76d5167c0ace75c62595feb753ca http://git.videolan.org/?p=x264.git;a=commitdiff;h=549cc55b5... .