colour.XYZ_to_IPT¶

colour.XYZ_to_IPT(XYZ)[source]¶

Converts from CIE XYZ tristimulus values to IPT colourspace.

Parameters:	XYZ (array_like) – CIE XYZ tristimulus values.
Returns:	IPT colourspace array.
Return type:	ndarray

Notes

Input CIE XYZ tristimulus values needs to be adapted for CIE Standard Illuminant D Series D65.

References

Examples

>>> XYZ = np.array([0.96907232, 1.00000000, 1.12179215])
>>> XYZ_to_IPT(XYZ)  
array([ 1.0030082...,  0.0190691..., -0.0136929...])