luma_pos_to_ctbAddrRS 2275 libde265/slice.cc   int current_ctbAddrRS  = luma_pos_to_ctbAddrRS(&img->sps, xC,yC);
luma_pos_to_ctbAddrRS 2276 libde265/slice.cc   int neighbor_ctbAddrRS = luma_pos_to_ctbAddrRS(&img->sps, xN,yN);