colour.models.log_decoding_ViperLog#

colour.models.log_decoding_ViperLog(y: FloatingOrArrayLike) FloatingOrNDArray[source]#

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

Parameters

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

Returns

Linear data \(x\).

Return type

numpy.floating or numpy.ndarray

Notes

Domain

Scale - Reference

Scale - 1

y

[0, 1]

[0, 1]

Range

Scale - Reference

Scale - 1

x

[0, 1]

[0, 1]

References

[SonyImageworks12]

Examples

>>> log_decoding_ViperLog(0.636008067010413)  
0.1799999...