colour.models.oetf_SMPTE240M¶

colour.models.oetf_SMPTE240M(L_c: FloatingOrArrayLike) → FloatingOrNDArray[source]¶

Define SMPTE 240M opto-electrical transfer function (OETF).

Parameters: L_c (FloatingOrArrayLike) – Light input \(L_c\) to the reference camera normalised to the system reference white.
Returns: Video signal output \(V_c\) of the reference camera normalised to the system reference white.
Return type: numpy.floating or numpy.ndarray

Notes

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

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

References

Examples

>>> oetf_SMPTE240M(0.18)  
0.4022857...

colour.models.oetf_inverse_BT709

colour.eotf