colour_hdri.adjust_exposure

colour_hdri.adjust_exposure(a, EV)[source]

Adjusts given array exposure using given \(EV\) exposure value.

Parameters:
  • a (array_like) – Array to adjust the exposure.
  • EV (numeric) – Exposure adjustment value.
Returns:

Exposure adjusted array.
Return type:

ndarray

Examples

>>> adjust_exposure(np.array([0.25, 0.5, 0.75, 1]), 1)
array([ 0.5,  1. ,  1.5,  2. ])