colour.models.oetf_SMPTE240M

colour.models.oetf_SMPTE240M(L_c)[source]

Defines SMPTE 240M opto-electrical transfer function (OETF / OECF).

Parameters

L_c (numeric or array_like) – 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

numeric or 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

[SocietyoMPaTEngineers99]

Examples

>>> oetf_SMPTE240M(0.18)  
0.4022857...