关于liveGBS GB28181流媒体服务器的部署详见 https://www.liveqing.com/docs/download/LiveGBS.html。通过liveGBS流媒体服务可以实现GB28181接入摄像头、硬盘录像机、其他支持GB28181的视频平台,实现网页无插件直播。
如下是GB28181注册成功后设备状态查询的信令分析:
MESSAGE sip:[email protected] SIP/2.0Via: SIP/2.0/UDP 192.168.2.135:5060;rport;branch=z9hG4bK847293060From: <sip:[email protected]>;tag=603293060To: <sip:[email protected]>Call-ID: 521293060CSeq: 15 MESSAGEMax-Forwards: 70User-Agent: liveQingContent-Length: 167Content-Type: Application/MANSCDP+xml<?xml version="1.0" enCoding="UTF-8"?><query> <CmdType>DeviceStatus</CmdType> <SN>800293061</SN> <deviceid>34020000001320000264</deviceid></query>2. 设备端响应请求 (设备>>服务)
SIP/2.0 200 OKVia: SIP/2.0/UDP 192.168.2.135:5060;rport=5060;branch=z9hG4bK847293060From: <sip:[email protected]>;tag=603293060To: <sip:[email protected]>;tag=1918280724Call-ID: 521293060CSeq: 15 MESSAGEUser-Agent: IP CameraContent-Length: 03. 设备上传状态信息 (设备>>服务)
MESSAGE sip:[email protected] SIP/2.0Via: SIP/2.0/UDP 192.168.2.64:5060;rport=5060;received=192.168.2.64;branch=z9hG4bK535315480From: <sip:[email protected]>;tag=1034018613To: <sip:[email protected]>Call-ID: 1544085115CSeq: 20 MESSAGEContent-Type: Application/MANSCDP+xmlMax-Forwards: 70User-Agent: IP CameraContent-Length: 342<?xml version="1.0" enCoding="UTF-8"?><Response><CmdType>DeviceStatus</CmdType><SN>800293061</SN><deviceid>34020000001320000264</deviceid><Result>OK</Result><Online>ONliNE</Online><Status>OK</Status><DeviceTime>2019-08-07T13:56:27</DeviceTime><Alarmstatus Num="0"></Alarmstatus><Encode>ON</Encode><Record>OFF</Record></Response>4. 服务端响应 (服务>>设备)
SIP/2.0 200 OKVia: SIP/2.0/UDP 192.168.2.64:5060;rport=5060;received=192.168.2.64;branch=z9hG4bK535315480From: <sip:[email protected]>;tag=1034018613To: <sip:[email protected]>;tag=32293130CSeq: 20 MESSAGECall-ID: 1544085115User-Agent: liveQingContent-Length: 0总结
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