MAX_NUM_REF_PICS   51 source/common/slice.h     int  poc[MAX_NUM_REF_PICS];
MAX_NUM_REF_PICS   52 source/common/slice.h     int  deltaPOC[MAX_NUM_REF_PICS];
MAX_NUM_REF_PICS   53 source/common/slice.h     bool bUsed[MAX_NUM_REF_PICS];