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

[movit] / gamma_expansion_effect.h

diff --git a/gamma_expansion_effect.h b/gamma_expansion_effect.h
index 679c16d24d92c2adb28ebe1eac708048e2d9029c..af0d0a908d0d9a1e10d809657db842ae5135453e 100644 (file)
--- a/gamma_expansion_effect.h
+++ b/gamma_expansion_effect.h
@@ -6,6 +6,8 @@
 // of the processing chain.
 //
 // Currently supports sRGB, Rec. 601/709 and Rec. 2020 (10- and 12-bit).
+// Note that Movit's internal formats generally do not have enough accuracy
+// for 12-bit input or output.
 
 #include <string>