https://manpages.ubuntu.com/manpages/xenial/man3/RTCPCompoundHandler_FIRPacket.3.html
Ubuntu Manpage: RTCPCompoundHandler::FIRPacket - Struct for Full Intra-frame Request (FIR) RTCP...
Struct for Full Intra-frame Request (FIR) RTCP packet.
https://manpages.ubuntu.com/manpages/xenial/man3/RTCPCompoundHandler_RecvReport.3.html
Ubuntu Manpage: RTCPCompoundHandler::RecvReport - raw structure of the source and every receiver...
raw structure of the source and every receiver report in an SR or RR RTCP packet.