SrsBufferListener
accept_client()
listen_rtmp()
run_master
service_cycle()
SrsServer
on_tcp_client()
fd2conn()
listen()
SrsTcpListener
playing(source)
do_cycle()
cycle()
srs_main_server
publishing(source)
stream_service_cycle()
start()
on_disconnect()
pfn()
SrsConnection各类连接器：Rtmp
SrsSTCoroutine
main()
SrsRtmpConnSrsHttpApiSrsResponseOnlyHttpConn
srs_accept()
do_main()
run()
