Central control device, vehicle-mounted video transmission system and vehicle

The utility model relates to the technical field of vehicle-mounted video transmission, in particular to a central control device, a vehicle-mounted video transmission system and a vehicle. The central control device comprises a video access interface, a video loop-out interface and a video processing circuit used for filtering and amplifying video signals input by at least one camera. The video access interface is used for being connected with the camera, the video access interface, the video processing circuit and the video loop-out interface are sequentially connected, and the video loop-out interface is used for being connected with an automobile data recorder of a vehicle. The central control device disclosed by the utility model can better eliminate signal interference caused by dividing a video signal into two parts in related technologies, improves the transmission stability of the video signal, is beneficial to improving the accuracy of the video signal in the automobile data recorder, can realize lo