hikvision NVR adding dahua camera, onvif or dahua_rtsp?

wozzzzza

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have new 7700 series NVR hikvision and im adding dahua cameras, what setting should i use? onvif or dahua_rtsp?
 

TonyR

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they seem to work on both so just wondering the difference.
Excerpt from ONVIF vs RTSP: Which is better?

What is the difference between ONVIF and RTSP?

The main difference between ONVIF and RTSP is the use case of both protocols. ONVIF was designed for system integration and interoperability and is mainly used for establishing surveillance systems. Whereas RTSP can be used in other applications such as streaming audio/video or live broadcast - multi-platform content distribution.​
RTSP is an application layer protocol that manages transmission of multimedia data. It is signaling protocol that ensures establishment of data transmission sessions. RTSP uses many methods to maintain the steaming.​
ONVIF protocol is developed by ONVIF for unifying the standards across all the manufacturers and vendors. The purpose of this protocol is to make the exchange of video resources easy for all. This enables law enforcement agencies, surveillance companies, monitoring centers and other organizations to quickly and successfully access the live and stored video or image data.​
ONVIF also provides more enhanced features and control function to manage and operate IP cameras and I/O devices, including the following:​
  • Controls camera pan, tilt, and zoom functions.
  • Controls recording on the device or on an external storage device.
  • Controls digital zooming.
  • Controls pixel format conversion.
  • Supports live viewing and playback of recorded video.
ONVIF Ports
The communication between client is done by using two ports: ONVIF Port 80 and RTSP Port 554. ONVIF Port 80 is used by the client to submit commands. On the other hand, RTSP Port 554 is used to stream the video.​
Which is better ONVIF or RTSP?
In summary, RTSP is a media streaming protocol that has limited control on how this streaming shall be done. Whereas, ONVIF protocol is to ensure compatibility of various surveillance devices (ex. IP cameras, centralized servers and storage devices through bridging servers). ONVIF is becoming the popular and universal protocol in video surveillance. ONVIF uses RTSP so, by definition, more systems will support RTSP than ONVIF. However, ONVIF adds lots of advanced functionalities (camera configuration, authentication, VMD, PTZ control, i/o, etc.) beyond the basic streaming that RTSP supports.​
More here:​
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