colour.hdr_CIELab_to_hdr_CIELCHab

colour.hdr_CIELab_to_hdr_CIELCHab(Jab)

Convert from hdr_CIELab colourspace to hdr_CIELCHab colourspace.

This is a convenient definition wrapping colour.models.Jab_to_JCh() definition.

Parameters:

Jab – hdr_CIELab colourspace array.

Returns:

hdr_CIELCHab colourspace array.

Return type:

numpy.ndarray

Notes

Domain	Scale - Reference	Scale - 1
Jab	J : [0, 100] a : [-100, 100] b : [-100, 100]	J : [0, 1] a : [-1, 1] b : [-1, 1]

Range	Scale - Reference	Scale - 1
JCh	J : [0, 100] C : [0, 100] h : [0, 360]	J : [0, 1] C : [0, 1] h : [0, 1]