Function ippiLabToRGB_32f_P3R 

pub unsafe extern "C" fn ippiLabToRGB_32f_P3R(
    pSrc: *mut *const f32,
    srcStep: *mut i32,
    pDst: *mut *mut f32,
    dstStep: *mut i32,
    roiSize: IppiSize,
) -> i32