v=0
o=- 0 0 IN IP4 127.0.0.1
s=No Name
c=IN IP4 127.0.0.1
t=0 0
a=tool:libavformat 60.16.100
m=video 1234 RTP/AVP 96
b=AS:3000
a=rtpmap:96 MP4V-ES/90000
a=fmtp:96 profile-level-id=1