sip (db33)信令交互-视频点播与回播
请求视频流：
INVITE sip:@192.168.40.66: SIP/2.0
Via: SIP/2.0/UDP 192.168.40.55:;rport;branch=z9hG4bK178329191
From: <sip:@192.168.40.55:>;tag=
To: <sip:@192.168.40.66:>
Call-ID:
CSeq: INVITE
Contact: <sip:@192.168.40.55:>
Content-Type: Application/DDCP
Max-Forwards:
User-Agent: NCG V2.6.0.
Subject: :,:
Content-Length: <?xml version="1.0"?>
<Action>
<Variable>RealMedia</Variable>
<Privilege/>
<Format> D1 HALFD1 CIF 2CIF 4CIF QCIF</Format> //码流格式
<Video>MPEG- MPEG- M-JPEG H.</Video> //视频编码类型
<Audio>G.711A G.711U G.</Audio> //音频编码类型
<MaxBitrate></MaxBitrate> //传输码率
<Socket>192.168.40.55 UDP </Socket> //表示使用设备192.168.40.55的UDP端口5560接收视频流
</Action> SIP/2.0 Trying
Via: SIP/2.0/UDP 192.168.40.55:;rport=;branch=z9hG4bK178329191
From: <sip:@192.168.40.55:>;tag=
To: <sip:@192.168.40.66:>
Call-ID:
CSeq: INVITE
User-Agent: NCG V2.6.0.
Content-Length: SIP/2.0 OK
Via: SIP/2.0/UDP 192.168.40.55:;rport=;branch=z9hG4bK178329191
From: <sip:@192.168.40.55:>;tag=
To: <sip:@192.168.40.66:>;tag=
Call-ID:
CSeq: INVITE
Contact: <sip:@192.168.40.66:>
Content-Type: Application/DDCP
User-Agent: NCG V2.6.0.
Content-Length: <?xml version="1.0"?>
<Response>
<Variable>RealMedia</Variable>
<Format>CIF</Format>
<Video>H.</Video>
<Audio>G.711U</Audio>
<Bitrate></Bitrate> //传输码率
<Socket>192.168.40.66 UDP </Socket> //表示使用设备192.168.40.66的UDP端口5272发送视频流
<DecoderTag>hikvision</DecoderTag>
</Response>
断开视频流：
BYE sip:@192.168.40.66: SIP/2.0
Via: SIP/2.0/UDP 192.168.40.55:;rport;branch=z9hG4bK2697700230
From: <sip:@192.168.40.55:>;tag=
To: <sip:@192.168.40.66:>;tag=
Call-ID:
CSeq: BYE
Contact: <sip:@192.168.40.55:>
Max-Forwards:
User-Agent: NCG V2.6.0.
Content-Length: SIP/2.0 OK
Via: SIP/2.0/UDP 192.168.40.55:;rport=;branch=z9hG4bK2697700230
From: <sip:@192.168.40.55:>;tag=
To: <sip:@192.168.40.66:>;tag=
Call-ID:
CSeq: BYE
User-Agent: NCG V2.6.0.
Content-Length:
历史图像获取示意图：
获取视频流：
DO sip:@192.168.40.66: SIP/2.0
Via: SIP/2.0/UDP 192.168.40.55:;rport;branch=z9hG4bK2258689616
From: <sip:@192.168.40.55:>;tag=
To: <sip:@192.168.40.66:>
Call-ID:
CSeq: DO
Content-Type: Application/DDCP
Max-Forwards:
User-Agent: NCG V2.6.0.
Content-Length: <?xml version="1.0"?>
<Action>
<Query>
<Variable>FileList</Variable>
<Privilege></Privilege>
<FileType></FileType>
<FromIndex></FromIndex>
<ToIndex></ToIndex>
<BeginTime>20170621T000000Z</BeginTime>
<EndTime>20170621T235959Z</EndTime>
<RecordPos></RecordPos>
</Query>
</Action> SIP/2.0 OK
Via: SIP/2.0/UDP 192.168.40.55:;rport=;branch=z9hG4bK2258689616
From: <sip:@192.168.40.55:>;tag=
To: <sip:@192.168.40.66:>;tag=
Call-ID:
CSeq: DO
Content-Type: Application/DDCP
User-Agent: NCG V2.6.0.
Content-Length: <?xml version="1.0"?>
<Response>
<QueryResponse>
<Variable>FileList</Variable>
<Result></Result>
<RealFileNum></RealFileNum>
<FromIndex></FromIndex>
<ToIndex></ToIndex>
<FileInfolist>
<Item>
<Name>0_1_1497973658_0.h264</Name>
<BeginTime>20170621T000000Z</BeginTime>
<EndTime>20170621T022702Z</EndTime>
<FileSize></FileSize>
<RecordType></RecordType>
<VodUrl>rtsp://192.168.40.66:6304/file/vag_plug://192.168.40.66:6300/0/sessions/28e8deaef7a64db88010fee38da0ba31</VodUrl>
</Item>
<Item>
<Name>0_1_1497983224_0.h264</Name>
<BeginTime>20170621T022704Z</BeginTime>
<EndTime>20170621T155926Z</EndTime>
<FileSize></FileSize>
<RecordType></RecordType>
<VodUrl>rtsp://192.168.40.66:6304/file/vag_plug://192.168.40.66:6300/0/sessions/28e8deaef7a64db88010fee38da0ba31</VodUrl>
</Item>
</FileInfolist>
</QueryResponse>
</Response> DO sip:@192.168.40.66: SIP/2.0
Via: SIP/2.0/UDP 192.168.40.55:;rport;branch=z9hG4bK929522417
From: <sip:@192.168.40.55:>;tag=
To: <sip:@192.168.40.66:>
Call-ID:
CSeq: DO
Content-Type: Application/DDCP
Max-Forwards:
User-Agent: NCG V2.6.0.
Content-Length: <?xml version="1.0"?>
<Action>
<Variable>VODByRTSP</Variable>
<Privilege></Privilege>
<FileType></FileType>
<Name>0_1_1497973658_0.h264</Name>
<BeginTime>20170621T000000Z</BeginTime>
<EndTime>20170621T155926Z</EndTime>
<MaxBitrate></MaxBitrate>
<RecordPos></RecordPos>
<TV></TV>
</Action> SIP/2.0 OK
Via: SIP/2.0/UDP 192.168.40.55:;rport=;branch=z9hG4bK929522417
From: <sip:@192.168.40.55:>;tag=
To: <sip:@192.168.40.66:>;tag=
Call-ID:
CSeq: DO
Content-Type: Application/DDCP
User-Agent: NCG V2.6.0.
Content-Length: <?xml version="1.0"?>
<Response>
<Variable>VODByRTSP</Variable>
<Result></Result>
<Bitrate></Bitrate>
<Playurl>rtsp://192.168.40.66:7087/ncg00/rtsp://192.168.40.66:6304/file/vag_plug://192.168.40.66:6300/0/sessions/28e8deaef7a64db88010fee38da0ba31?ncgMode=1&devType=10001&ks=1497974400&js=1498031966&usrName=admin&passWord=jdwa2003</Playurl>
<UsrName>admin</UsrName>
<PassWord>password</PassWord>
<TV></TV>
<CamIndex></CamIndex>
</Response>
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