Add P3 D65 colour space.

This is the same as P3 DCI except with a D65 white point (~6500K).
(0.3127, 0.3290)

2 files changed, 20 insertions, 0 deletions

diff --git a/src/colour_conversion.cc b/src/colour_conversion.cc
index bf44f1f4..33176d11 100644
--- a/src/colour_conversion.cc
+++ b/src/colour_conversion.cc
@@ -118,6 +118,24 @@ ColourConversion::p3_dci_to_xyz()
 	return *c;
 }
 
+
+ColourConversion const &
+ColourConversion::p3_d65_to_xyz()
+{
+	static auto c = new ColourConversion(
+		make_shared<GammaTransferFunction>(2.6),
+		YUVToRGB::REC709,
+		Chromaticity(0.68, 0.32),
+		Chromaticity(0.265, 0.69),
+		Chromaticity(0.15, 0.06),
+		Chromaticity(0.3127, 0.3290),
+		optional<Chromaticity>(),
+		make_shared<GammaTransferFunction>(2.6)
+		);
+	return *c;
+}
+
+
 ColourConversion const &
 ColourConversion::rec1886_to_xyz()
 {
diff --git a/src/colour_conversion.h b/src/colour_conversion.h
index 85d83e21..73c94cb1 100644
--- a/src/colour_conversion.h
+++ b/src/colour_conversion.h
@@ -165,6 +165,8 @@ public:
 	static ColourConversion const & rec709_to_xyz();
 	/** P3 DCI (~6300K "theater" white point) */
 	static ColourConversion const & p3_dci_to_xyz();
+	/** P3 with D65 white point */
+	static ColourConversion const & p3_d65_to_xyz();
 	static ColourConversion const & rec1886_to_xyz();
 	static ColourConversion const & rec2020_to_xyz();
 	static ColourConversion const & s_gamut3_to_xyz();