DVR digital hard disk recorders and NVR network video recorders
Hello, NVR is IP camera IP camera, IP camera is divided into CIF / D1 ordinary IP camera and digital million high-definition IP camera.
DVR video effects depend on the camera and DVR's own compression algorithm and chip processing capabilities, and NVR video effects are mainly dependent on the IP camera, because the IP camera is the output of digital compressed video, the video reaches the NVR, no analog conversion , And do not need to be compressed, just storage, when you want to show and play back you need to extract.
