Video-based road monitoring method and device, storage medium and monitoring system

The invention discloses a video-based road monitoring method and device, a storage medium and a monitoring system, and the method comprises the steps: obtaining a road video, then carrying out the target detection of a video frame to recognize a vehicle, a pedestrian and smoke, tracking the vehicle and the pedestrian, judging whether the vehicle violates a traffic rule or is jammed or not according to a vehicle driving track, judging whether the pedestrians violate traffic rules or not according to the pedestrian moving tracks, and giving an alarm for violation and congestion conditions; in addition, detecting and tracking other objects except vehicles and pedestrians in the video, judging the objects from the moving state to the static state as thrown objects, and giving an alarm to the thrown objects; carrying out weather identification and road surface abnormal state identification on the video frames, and giving an alarm for weather types and appearing road surface water accumulation, snow accumulation or