colour.models.log_decoding_ACEScct#

colour.models.log_decoding_ACEScct(ACEScct: FloatingOrArrayLike, constants: colour.utilities.data_structures.Structure = CONSTANTS_ACES_CCT) FloatingOrNDArray[source]#

Define the ACEScct colourspace log decoding / electro-optical transfer function.

Parameters
Returns

lin_AP1 value.

Return type

numpy.floating or numpy.ndarray

References

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

Notes

Domain

Scale - Reference

Scale - 1

ACEScct

[0, 1]

[0, 1]

Range

Scale - Reference

Scale - 1

lin_AP1

[0, 1]

[0, 1]

Examples

>>> log_decoding_ACEScct(0.413588402492442)  
0.1799999...