colour.models.log_decoding_Log3G12#

colour.models.log_decoding_Log3G12(y: ArrayLike) NDArrayFloat[source]#

Define the Log3G12 log decoding curve / electro-optical transfer function.

Parameters:

y (ArrayLike) – Non-linear data \(y\).

Returns:

Linear data \(x\).

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

[Nat16], [REDDCinema17]

Examples

>>> log_decoding_Log3G12(1.0 / 3)  
0.1800015...