Use Wolfang Woehl's Rec709 -> XYZ matrix, from his rec709-xyz_matrix.rb script.

1 files changed, 3 insertions, 3 deletions

diff --git a/src/colour_matrix.cc b/src/colour_matrix.cc
index c5c5027f..d2b88b7e 100644
--- a/src/colour_matrix.cc
+++ b/src/colour_matrix.cc
@@ -36,7 +36,7 @@ double const libdcp::colour_matrix::srgb_to_xyz[3][3] = {
 };
 
 double const libdcp::colour_matrix::rec709_to_xyz[3][3] = {
-	{0.4124564, 0.3575761, 0.1804375},
-	{0.2126729, 0.7151522, 0.0721750},
-	{0.0193339, 0.1191920, 0.9503041}
+	{ 0.412390799265959,  0.357584339383878, 0.180480788401834 },
+	{ 0.21263900587151,   0.715168678767756, 0.0721923153607337 },
+        { 0.0193308187155918  0.119194779794626  0.950532152249661 }
 };