+ gamut : str
+ The name of the encoding gamut to use.
+ transfer_function : str
+ The name of the transfer function to use
+ exposure_index : str
+ The exposure index to use
+ lut_directory : str or unicode
+ The directory to use when generating LUTs
+ lut_resolution_1d : int
+ The resolution of generated 1D LUTs
+ aliases : list of str
+ Aliases for this colorspace