ff_hevc_cu_chroma_qp_offset_idx 1088 libavcodec/hevcdec.c                     cu_chroma_qp_offset_idx = ff_hevc_cu_chroma_qp_offset_idx(s);
ff_hevc_cu_chroma_qp_offset_idx  679 libavcodec/hevcdec.h int ff_hevc_cu_chroma_qp_offset_idx(HEVCContext *s);