exrchr - apply chromatic adaptation to an OpenEXR image
exrchr input.exr blur.exr output.exr degree_of_adaptation
Applies chromatic adaptation on the given input file using a per-pixel
whitepoint from the file blur.exr. The degree of adaptation is
specified on the command line, and should be in the range [0,1] where 1
means fully adapted to the white point.
Chromatic adaptation is performed using the space and transform from
the CIECAM02 colour appearance model.
Billy Biggs <email@example.com>.