ff_hevc_cu_qp_delta_sign_flag 1064 libavcodec/hevcdec.c if (ff_hevc_cu_qp_delta_sign_flag(s) == 1) ff_hevc_cu_qp_delta_sign_flag 676 libavcodec/hevcdec.h int ff_hevc_cu_qp_delta_sign_flag(HEVCContext *s);