Function HPDF_Image_SetColorMask 

pub unsafe extern "C" fn HPDF_Image_SetColorMask(
    image: HPDF_Image,
    rmin: HPDF_UINT,
    rmax: HPDF_UINT,
    gmin: HPDF_UINT,
    gmax: HPDF_UINT,
    bmin: HPDF_UINT,
    bmax: HPDF_UINT,
) -> HPDF_STATUS