Rtsp memo

Terms,

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CC: CSRC Counter
CSRC: Contributing Source
SSRC: Synchronization Source
FIR: Full Intra Request, rfc5104
FCI: Feedback Control Information
REMB: Receiver Estimated Max Bitrate
TWCC: Transport wide Congestion Control
RTX: retransmission

Sdp example

v=0
o=- 17618512456233465749 1 IN IP4 127.0.0.1
s=Session streamed with GStreamer
i=rtsp-server
t=0 0
a=tool:GStreamer
a=type:broadcast
a=control:*
a=range:npt=0-
m=video 0 RTP/AVP 96
c=IN IP4 0.0.0.0
b=AS:3000
a=rtpmap:96 H264/90000
a=framerate:30
a=fmtp:96 packetization-mode=1;sprop-parameter-sets=J2QAFKwrYKD9gIgAAAMACAAAAwHnQgAW4gAC3G173wdocKuA,KO48sA==;profile-level-id=640014;level-asymmetry-allowed=1
a=control:stream=0
a=ts-refclk:local
a=mediaclk:sender
a=ssrc:4060724388 cname:user1571168269@host-d3352119

refer to:
https://www.rfc-editor.org/rfc/rfc3550
https://www.rfc-editor.org/rfc/rfc3551
https://www.rfc-editor.org/rfc/rfc2326
https://www.rfc-editor.org/rfc/rfc4588
https://www.rfc-editor.org/rfc/rfc4585
https://www.rfc-editor.org/rfc/rfc7273
https://blog.csdn.net/weixin_42462202/article/details/98986535
https://github.com/fanxiushu/xdisp_virt
https://www.ngui.cc/el/72647.html