Lane flow detection method, device and equipment based on road monitoring and medium

The invention relates to a lane flow detection method and device based on road monitoring, equipment and a medium, and the method comprises the steps: obtaining a monitoring video, obtaining a video key frame image from the monitoring video, and drawing a lane image according to the video key frame image, the lane image refers to an image after a lane range is marked on the video key frame image; vehicle feature recognition is carried out on the lane image carrying the target vehicle, and target vehicle features are obtained according to a recognition result; acquiring lane judgment position information of the target vehicle characteristics according to the target vehicle characteristics; and obtaining a vehicle flow information group according to the lane judgment position information and the lane image, and obtaining the lane flow according to the vehicle flow information group. The method has the advantages that the accuracy of lane flow detection is improved, and the high requirement of traffic planning f