Function leptonica_sys::regTestCompareSimilarPix

pub unsafe extern "C" fn regTestCompareSimilarPix(
    rp: *mut L_REGPARAMS,
    pix1: *mut PIX,
    pix2: *mut PIX,
    mindiff: l_int32,
    maxfract: l_float32,
    printstats: l_int32
) -> l_ok