Function ipp_sys::ippiPyramidLayerDown_32f_C3R

pub unsafe extern "C" fn ippiPyramidLayerDown_32f_C3R(
    pSrc: *const f32,
    srcStep: i32,
    srcRoiSize: IppiSize,
    pDst: *mut f32,
    dstStep: i32,
    dstRoiSize: IppiSize,
    pState: *mut PyramidState
) -> i32