PART_nLx2N       2064 libavcodec/hevc.c             case PART_nLx2N:
PART_nLx2N        776 libavcodec/hevc_cabac.c     return PART_nLx2N;  // 0000
PART_nLx2N        335 libavcodec/hevc_mvs.c          lc->cu.part_mode == PART_nLx2N ||