Analog system to Smart Ai system

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Most DVRs (Digital Video Recorders) support RTSP (Real-Time Streaming Protocol), which allows you to stream video over a network. RTSP is commonly used for accessing live video feeds from cameras connected to the DVR.

HikVision / HiLook DVR streams
rtsp://admin:[email protected]:554/Streaming/Channels/101
rtsp://admin:[email protected]:554/Streaming/Channels/201

Dahua DVR streams
rtsp://admin:[email protected]:554/cam/realmonitor?channel=1&subtype=0
rtsp://admin:[email protected]:554/cam/realmonitor?channel=2&subtype=0

Falcon NVR
rtsp://username:password@IPaddress/chID=1&streamType=main

The number of RTSP streams you can watch from a DVR simultaneously depends on several factors:

      1. DVR Specifications:

           

            • The DVR’s hardware capabilities (CPU, GPU, RAM, and network interface) determine how many simultaneous streams it can handle.

            • Most DVRs specify a maximum number of concurrent streams in their documentation (e.g., 4, 8, 16, or more).

        1. Stream Resolution and Bitrate:

             

              • Higher-resolution streams (e.g., 4K) consume more bandwidth and processing power, reducing the total number of concurrent streams.

              • Lower-resolution streams (e.g., 480p or 720p) allow for more simultaneous connections.

          1. Network Bandwidth:

               

                • The available upload bandwidth from the DVR’s location affects how many streams can be sent over the network.

                • For example, if each RTSP stream requires 2 Mbps and your upload bandwidth is 10 Mbps, you can only support 5 streams simultaneously.

            1. DVR Software Limitations:

                 

                  • Some DVRs impose artificial limits on the number of RTSP streams, even if the hardware could handle more.

            Typical Scenarios:

               

                • Consumer-grade DVRs: Often support 4–8 simultaneous RTSP streams.

                • Professional-grade DVRs/NVRs: Can handle 16, 32, or more streams, depending on the model.

              How to Check:

                 

                  • Refer to the DVR’s user manual or specifications sheet for the maximum number of supported RTSP streams.

                  • Test by connecting multiple clients (e.g., VLC media player) to the DVR’s RTSP URLs and monitor performance.

                If you need more streams than the DVR supports, consider using a video management system (VMS) or reducing the resolution/bitrate of the streams.

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