colour.models.eotf_inverse_BT1886¶
- colour.models.eotf_inverse_BT1886(L, L_B=0, L_W=1)[source]¶
Defines Recommendation ITU-R BT.1886 inverse electro-optical transfer function (EOTF / EOCF).
- Parameters
L (numeric or array_like) – Screen luminance in \(cd/m^2\).
L_B (numeric, optional) – Screen luminance for black.
L_W (numeric, optional) – Screen luminance for white.
- Returns
Input video signal level (normalised, black at \(V = 0\), to white at \(V = 1\).
- Return type
numeric or ndarray
Notes
Domain
Scale - Reference
Scale - 1
L
[0, 1]
[0, 1]
Range
Scale - Reference
Scale - 1
V
[0, 1]
[0, 1]
References
[]
Examples
>>> eotf_inverse_BT1886(0.11699185725296059) 0.4090077...