CONTEXT_MODEL_CU_CHROMA_QP_OFFSET_IDX  346 libde265/contextmodel.cc   init_context_const(QPY, cm+CONTEXT_MODEL_CU_CHROMA_QP_OFFSET_IDX,  154, 1);
CONTEXT_MODEL_CU_CHROMA_QP_OFFSET_IDX   65 libde265/contextmodel.h   CONTEXT_MODEL_LAST_SIGNIFICANT_COEFFICIENT_X_PREFIX = CONTEXT_MODEL_CU_CHROMA_QP_OFFSET_IDX + 1,
CONTEXT_MODEL_CU_CHROMA_QP_OFFSET_IDX 3623 libde265/slice.cc                                                      &tctx->ctx_model[CONTEXT_MODEL_CU_CHROMA_QP_OFFSET_IDX]);