+ColourConversion const &
+ColourConversion::p3_to_xyz ()
+{
+ static ColourConversion* c = new ColourConversion (
+ shared_ptr<const TransferFunction> (new GammaTransferFunction (2.6)),
+ YUV_TO_RGB_REC709,
+ Chromaticity (0.68, 0.32),
+ Chromaticity (0.265, 0.69),
+ Chromaticity (0.15, 0.06),
+ Chromaticity (0.314, 0.351),
+ optional<Chromaticity> (),
+ shared_ptr<const TransferFunction> (new GammaTransferFunction (2.6))
+ );
+ return *c;
+}
+