1、主码流与子码流是海康威视提出的概念,是为了解决在网络情况不好时为了满足远程预览的流畅性,而不影响本地录像提出的双码流技术,主码流分辨率高于子码流,主码流用来录像,子码流用来网传,默认客户端访问采用主码流,客户可以根据网络情况选择子码流访问,以达到改善网络浏览的流畅性,而又不改变本地录像的录像效果。3.2 RTSP地址格式(1) 摄像头(IPC/IPD)地址格式:rtsp:/ username: pwd ip: port 554/h264/ch1/码流类型/av_stream码流类型:main表示为主码流,sub表示为子码流举例:IPC主码流:/admin:Nuctech123192.168.2
2、5.6:10010/h264/ch1/main/av_streamIPC子码流:10010/h264/ch1/sub/av_stream(2) NVR/username:pwdip:port/h264/ch/码流类型/av_stream其中:ch,1-32是模拟通道,33以后是IP通道。IPCNVR:abc123192.168.25.6:10011/h264/ch33/main/av_streamIPDNVR:10011/h264/ch34/main/av_stream3.3 录像回放RTSP地址格式:port/Streaming/tracks/101?starttime=yyyymmddtH
3、HMMSSz&endtime=yyyymmddtHHMMSSz 举例:10011/Streaming/tracks/101?starttime=20150710t102012z&endtime=20150710t113016z4. HTTP接口海康设备对外提供CGI和ISAPI两种接口,设备信息和配置推荐使用ISAPI接口,云台控制则推荐使用CGI接口。接口入口地址:http:/ip:port80/接口协议:HTTP消息格式:XML接口形式:采用REST风格模式,GET表示读取当前信息、PUT表示更新配置、POST表示创建数据、DELETE表示删除配置。4.1 设备信息4.1.1 基本信息调用
4、地址:/ISAPI/System/deviceInfo返回消息:DeviceInfo xmlns=/www.std- version=2.0 IP DOMEdeviceIDef947dd1-f70b-11b4-83a0-c056e38ef866deviceDescriptionIPDomedeviceLocationSTD-CGIsystemContact/systemContactmodelDS-2DE7184-AserialNumberDS-2DE7184-A20140928CCCH482033105macAddressc0:56:e3:8e:f8:66firmwareVersionV5.
5、2.7firmwareReleasedDatebuild 150129encoderVersionV5.0encoderReleasedDatebuild 141009bootVersionV1.3.4bootReleasedDate100316hardwareVersion0x0deviceType/deviceTypetelecontrolID88supportBeepfalsesupportVideoLoss/supportVideoLoss/DeviceInfo4.1.2 设备状态/ISAPI/System/statusDeviceStatus xmlns=currentDeviceT
6、ime2015-07-30T14:40:27+08:00deviceUpTime185225CPUListCPUcpuDescriptionARM926EJ-Sid(wb) 41069265 revision 5 (ARMv5TEJ)cpuUtilization58/CPU/CPUListMemoryListMemorymemoryDescriptionDDR MemorymemoryUsage91memoryAvailable8624/Memory/MemoryList/DeviceStatus4.1.3 重启设备/ISAPI/System/reboot4.1.4 恢复出厂设置/ISAPI/
7、System/factoryDefault4.2 图像抓拍/ISAPI/Streaming/channels/ID/picture截图本身的二进制数据流4.3 告警通知4.3.1 设置告警开关全部配置:/ISAPI/Event/triggersEventNotification xmlns=EventTriggerList version=EventTrigger version=idVMD-1eventTypeVMDeventDescriptionVMD Event trigger InformationvideoInputChannelID1dynVideoInputChannelID/d
8、ynVideoInputChannelIDEventTriggerNotificationList version=EventTriggerNotificationcenter/notificationMethodnotificationRecurrencebeginning/EventTriggerNotification/EventTriggerNotificationList/EventTriggervideoloss-1videolossVideoloss Event trigger Information/EventNotification 某项配置:/Event/triggers/
9、ID实际地址:/Event/triggers/VMD-1EventTrigger xmlns=4.3.2 配置告警中心告警中心可以理解为一个HTTP服务,具体地址信息配置到设备中,当有告警发生,并告警通知设置了为通知告警中心,则设备会根据设定间隔向指定的URL地址发送具体告警信息的XML文。具体配置的写入则通过PUT消息来实现。 调用地址:/ISAPI/Event/notification/httpHosts 返回消息:HttpHostNotificationList xmlns=HttpHostNotification version= /ipd-warn/notifyprotocolTyp
10、eHTTPparameterFormatTypeXMLaddressingFormatTypeipaddressipAddress192.111.111.224portNo8080userName/httpAuthenticationMethodnone/HttpHostNotification/HttpHostNotificationList4.3.3 告警消息示例POST /ipd-warn/notify HTTP/1.1Content-Type: application/xml; charset=UTF-8Host: 192.111.111.235Connection: Keep-Ali
11、veContent-Length: 799EventNotificationAlert version= xmlns=urn:psialliance-org192.111.111.235c4:2f:90:33:36/channelIDdateTime2015-07-29T17:05:46+08:/dateTimeactivePostCount51eventStateactiveMotion alarmExtensions version=serialNumber xmlns=selfextension:psiaext-ver10-xsdDS-2CD2T20-I320150605AACH5209
12、82018eventPush xmlns=VMD&DS-2CD2T20-I320150605AACH520982018,2015-07-29T17:00,1,1.0/Extensions/EventNotificationAlert4.3.4 告警消息格式说明(1) XML节点 ipAddress:设备的IP地址 protocolType:协议类型,只支持HTTP macAddress:设备的MAC地址 channelID:通道号 dateTime:发生报警的时间 activePostCount:该类型报警发生的次数 eventType:事件类型: eventState:事件状态 eventD
13、escription:时间描述 Extensions:私有信息,内部用序列号、事件类型、时间等(2) 事件类型(eventType)的含义 IO:报警输入报警 VMD:移动侦测 videoloss:视频丢失 shelteralarm:遮挡报警 facedetection:人脸侦测 defocus:虚焦侦测 audioexception:音频异常 scenechangedetection:场景变更 fielddetection:区域入侵 linedetection:越界侦测 regionEntrance:进入区域 regionExiting:离开区域 loitering:徘徊侦测 group:人员聚集 rapidMove:快速移动 parking:停车侦测 unattendedBaggage:物品遗留 attendedBaggage:物品拿去 PIR:人体检测4.4 云台控制4.4.1 云台设置/PTZCtrl/channels/1/presetsPTZPresetList xmlns=PTZPresetenabledtrue33自动翻转/PTZPreset34回到零点35巡航扫描139白天模式40黑夜模式41花样扫描145一键巡航92设置手动限位93确认手动限位94远程重启96停止扫描97随机扫描98帧扫描99自动扫描100垂直扫描101全景扫描102巡航扫描5
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