colour.oetf_inverse

colour.oetf_inverse(value, function='ITU-R BT.709', **kwargs)[source]

Decodes \(R'G'B'\) video component signal value to tristimulus values at the display using given inverse opto-electronic transfer function (OETF / OECF).

Parameters
Returns

Tristimulus values at the display.

Return type

numeric or ndarray

Examples

>>> oetf_inverse(0.409007728864150)  
0.1...
>>> oetf_inverse(  
...     0.409007728864150, function='ITU-R BT.601')
0.1...