fn stage_lut_3x3(
lut: &LutDataType,
options: TransformOptions,
pcs: DataColorSpace,
) -> Result<Box<dyn Stage>, CmsError>fn stage_lut_3x3(
lut: &LutDataType,
options: TransformOptions,
pcs: DataColorSpace,
) -> Result<Box<dyn Stage>, CmsError>