+ColourConversion const &
+ColourConversion::rec2020_to_xyz ()
+{
+ static auto c = new ColourConversion (
+ make_shared<GammaTransferFunction>(2.4),
+ YUVToRGB::REC2020,
+ Chromaticity (0.708, 0.292),
+ Chromaticity (0.170, 0.797),
+ Chromaticity (0.131, 0.046),
+ Chromaticity::D65 (),
+ optional<Chromaticity> (),
+ make_shared<GammaTransferFunction>(2.6)
+ );
+ return *c;
+}
+
+/** Sony S-Gamut3/S-Log3 */
+ColourConversion const &
+ColourConversion::s_gamut3_to_xyz ()
+{
+ static auto c = new ColourConversion (
+ make_shared<SGamut3TransferFunction>(),
+ YUVToRGB::REC709,
+ Chromaticity (0.73, 0.280),
+ Chromaticity (0.140, 0.855),
+ Chromaticity (0.100, -0.050),
+ Chromaticity::D65 (),
+ optional<Chromaticity> (),
+ make_shared<IdentityTransferFunction>()
+ );
+ return *c;
+}
+
+
+