finddiff2 1002 3rdparty/libtiff/tif_fax3.c b2 = finddiff2(rp, b1, bits, PIXEL(rp,b1)); finddiff2 1006 3rdparty/libtiff/tif_fax3.c a2 = finddiff2(bp, a1, bits, PIXEL(bp,a1));