PART_NxN          711 libavcodec/hevc_cabac.c             return PART_NxN;
PART_NxN          718 libavcodec/hevc_cabac.c         return PART_NxN; // 000
PART_NxN         2029 libavcodec/hevcdec.c     int split   = lc->cu.part_mode == PART_NxN;
PART_NxN         2174 libavcodec/hevcdec.c             lc->cu.intra_split_flag = lc->cu.part_mode == PART_NxN &&
PART_NxN         2225 libavcodec/hevcdec.c             case PART_NxN: