a tool used for relay UDP/RTP multicast stream to a new multicast addres, via another net interface
1.Install libcyaml
2.sudo apt install libuv1-dev
./rtpxy [sdev] [url] [dev] [dst]
example: ./rtpxy eth1 239.1.1.33:5156 eth2 239.2.2.2:5146
relay the stream from 239.1.1.33:5156 via eth1 to 239.2.2.2:5146 via eth2
you can also config your conf.yaml , run the service through ./rtpxy-wrap. it will start rtpxy automatically,(one process per channel)