Comment and README updates about Rec. 2020 in light of the accuracy test results.

[movit] / README

diff --git a/README b/README
index 90345948f3749317c3ca084fd21e4b6c2ded58e3..702f29a6445e2309b5769277a3ab0b9c94773212 100644 (file)
--- a/README
+++ b/README
@@ -153,9 +153,10 @@ instead of on input? And I can promise you that once we move to more
 wide-gamut color spaces, like the one in Rec. 2020 (used for UHDTV), the
 difference will be anything but subtle. As of [why working in linear
 light matters](http://www.4p8.com/eric.brasseur/gamma.html),
-others have explained it better than I can; note also
-that this makes Movit future-proof when the world moves towards 10-
-and 12-bit color precision. The extra power from the GPU makes all of this
+others have explained it better than I can; note also that this makes Movit
+future-proof when the world moves towards 10- and 12-bit color precision
+(although the latter requires Movit to change from 16-bit to 32-bit floating
+point, it is a simple switch). The extra power from the GPU makes all of this
 simple, so do we not need to make too many concessions for the sake of speed.
 
 Movit does not currently do ICC profiles or advanced gamut mapping;