The invention relates to a video detection technology. In order to effectively acquire traffic information such as traffic flow, vehicle speed, lane occupancy and license plate numbers and realize intelligent management of the traffic information, the invention provides a video-based traffic information real-time acquisition system, which has the technical scheme that the video-based traffic information real-time acquisition system comprises a video acquisition module, a video processing module, a traffic information analysis and processing module and an intelligent traffic system management and control platform module, and is characterized in that the video acquisition module is connected with the traffic information analysis and processing module through the video processing module; the intelligent traffic system management and control platform module is connected with the traffic information analysis and processing module. The video-based traffic information real-time acquisition system provided by the invention has the beneficial effect that the intelligent management and control of the traffic information are realized, and is applicable to a road traffic information acquisition system.