Function leptess::capi::pixAbsDiffOnLine

pub unsafe extern "C" fn pixAbsDiffOnLine(
    pix: *mut PIX, 
    x1: l_int32, 
    y1: l_int32, 
    x2: l_int32, 
    y2: l_int32, 
    pabsdiff: *mut l_float32
) -> l_int32