colour.models.ootf_reverse_BT2100_PQ¶

colour.models.ootf_reverse_BT2100_PQ(F_D)[source]¶

Defines Recommendation ITU-R BT.2100 Reference PQ reverse opto-optical transfer function (OOTF / OOCF).

Parameters:	F_D (numeric or array_like) – \(F_D\) is the luminance of a displayed linear component (\(R_D\), \(G_D\), \(B_D\); \(Y_D\); or \(I_D\)).
Returns:	\(E = {R_S, G_S, B_S; Y_S; or I_S}\) is the signal determined by scene light and scaled by camera exposure.
Return type:	numeric or ndarray

Notes

Domain	Scale - Reference	Scale - 1
`F_D`	[0, 1]	[0, 1]

Range	Scale - Reference	Scale - 1
`E`	[0, 1]	[0, 1]

References

Examples

>>> ootf_reverse_BT2100_PQ(779.988360834115840)  # doctest: +ELLIPSIS
0.1000000...