colour.models.eotf_inverse_PQ_BT2100¶
-
colour.models.
eotf_inverse_PQ_BT2100
(F_D)[source]¶ Defines Recommendation ITU-R BT.2100 Reference PQ inverse electro-optical transfer function (EOTF / EOCF).
- Parameters
F_D (numeric or array_like) – \(F_D\) is the luminance of a displayed linear component \({R_D, G_D, B_D}\) or \(Y_D\) or \(I_D\), in \(cd/m^2\).
- Returns
\(E'\) denotes a non-linear colour value \({R', G', B'}\) or \({L', M', S'}\) in PQ space [0, 1].
- Return type
numeric or ndarray
Notes
Domain
Scale - Reference
Scale - 1
F_D
[0, 1]
[0, 1]
Range
Scale - Reference
Scale - 1
E_p
[0, 1]
[0, 1]
References
[Bor17], [InternationalTUnion17]
Examples
>>> eotf_inverse_PQ_BT2100(779.988360834085370) 0.7247698...