colour.IPT_to_XYZ#
- colour.IPT_to_XYZ(IPT: ArrayLike) NDArrayFloat [source]#
Convert from IPT colourspace to CIE XYZ tristimulus values.
- Parameters:
IPT (ArrayLike) – IPT colourspace array.
- Returns:
CIE XYZ tristimulus values.
- Return type:
Notes
Domain
Scale - Reference
Scale - 1
IPT
I
: [0, 1]P
: [-1, 1]T
: [-1, 1]I
: [0, 1]P
: [-1, 1]T
: [-1, 1]Range
Scale - Reference
Scale - 1
XYZ
[0, 1]
[0, 1]
References
[Fai13g]
Examples
>>> IPT = np.array([0.38426191, 0.38487306, 0.18886838]) >>> IPT_to_XYZ(IPT) array([ 0.2065400..., 0.1219722..., 0.0513695...])