CONTEXT_MODEL_PART_MODE  108 libde265/slice.h CONTEXT_MODEL_PART_MODE      = CONTEXT_MODEL_CU_SKIP_FLAG + 3,
CONTEXT_MODEL_PART_MODE  109 libde265/slice.h CONTEXT_MODEL_PREV_INTRA_LUMA_PRED_FLAG = CONTEXT_MODEL_PART_MODE + 4,