colour.models.log_encoding_ACEScct#

colour.models.log_encoding_ACEScct(lin_AP1: ArrayLike, constants: colour.utilities.data_structures.Structure = CONSTANTS_ACES_CCT) → NDArrayFloat[source]#

Define the ACEScct colourspace log encoding / opto-electronic transfer function.

Parameters

lin_AP1 (ArrayLike) – lin_AP1 value.
constants (colour.utilities.data_structures.Structure) – ACEScct constants.

Returns

ACEScct non-linear value.

Return type

numpy.ndarray

Notes

Domain	Scale - Reference	Scale - 1
`lin_AP1`	[0, 1]	[0, 1]

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

References

[TheAoMPAaSciencesScienceaTCouncilAcademyCESACESPSubcommittee14b], [TheAoMPAaSciencesScienceaTCouncilAcademyCESACESPSubcommittee14c], [TheAoMPAaSciencesScienceaTCouncilAcademyCESACESProject16], [TheAoMPAaSciencesScienceaTCouncilAcademyCESACESPSubcommitteea]

Examples

>>> log_encoding_ACEScct(0.18)  
0.4135884...