X-Git-Url: https://git.sesse.net/?p=movit;a=blobdiff_plain;f=colorspace_conversion_effect.cpp;h=2447292c90ba9f1ec168055f5350200dc355e64c;hp=89123d313e861802faaeb19e04f8e900f73fdfbe;hb=0bd42ece563848c10733dba085ea3672f92d2558;hpb=4625d0a9601e33201f257c68392c4b1830388a79

diff --git a/colorspace_conversion_effect.cpp b/colorspace_conversion_effect.cpp
index 89123d3..2447292 100644
--- a/colorspace_conversion_effect.cpp
+++ b/colorspace_conversion_effect.cpp
@@ -13,6 +13,7 @@ double rec601_525_y_R = 0.340, rec601_525_y_G = 0.595, rec601_525_y_B = 0.070;
 double rec601_625_x_R = 0.640, rec601_625_x_G = 0.290, rec601_625_x_B = 0.150;
 double rec601_625_y_R = 0.330, rec601_625_y_G = 0.600, rec601_625_y_B = 0.060;
 
+// The D65 white point. Given in both Rec. 601 and 709.
 double d65_x = 0.3127, d65_y = 0.3290;
 
 ColorSpaceConversionEffect::ColorSpaceConversionEffect()
@@ -72,7 +73,7 @@ void get_xyz_matrix(ColorSpace space, Matrix3x3 m)
 	// Some algebraic fiddling yields (unsurprisingly):
 	//
 	//   X_R = (x_R / y_R) Y_R
-	//   Z_R = (z_R / y_R) Z_R
+	//   Z_R = (z_R / y_R) Y_R
 	//
 	// We also know that since RGB=(1,1,1) should give us the
 	// D65 illuminant, we must have