ACTIVE_PARAMETER_SETS   44 source/encoder/sei.cpp     bool hrdTypes = (m_payloadType == ACTIVE_PARAMETER_SETS || m_payloadType == PICTURE_TIMING || m_payloadType == BUFFERING_PERIOD);
ACTIVE_PARAMETER_SETS  167 source/encoder/sei.h         m_payloadType = ACTIVE_PARAMETER_SETS;