Function leptonica_sys::pixQuadtreeVariance

pub unsafe extern "C" fn pixQuadtreeVariance(
    pixs: *mut PIX,
    nlevels: l_int32,
    pix_ma: *mut PIX,
    dpix_msa: *mut DPIX,
    pfpixa_v: *mut *mut FPIXA,
    pfpixa_rv: *mut *mut FPIXA
) -> l_ok