colour.models.oetf_inverse_BlackmagicFilmGeneration5#

colour.models.oetf_inverse_BlackmagicFilmGeneration5(y: ArrayLike, constants: Structure = CONSTANTS_BLACKMAGIC_FILM_GENERATION_5) → NDArrayFloat[source]#

Define the Blackmagic Film Generation 5 inverse opto-electronic transfer function (OETF).

Parameters:

y (ArrayLike) – Encoded value \(y\).
constants (Structure) – Blackmagic Film Generation 5 constants.

Returns:

Linear light value :math`x`.

Return type:

numpy.ndarray

Notes

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

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

References

[BlackmagicDesign21]

Examples

>>> oetf_inverse_BlackmagicFilmGeneration5(0.38356164383561653)
... 
0.1799999...