SURVEILLANCE METHOD, DEVICE AND SYSTEM

摘要

Described is a method for surveillance of a predetermined volume (V) comprising the following steps: - a) preparing at least one video camera (2) designed to acquire images (I) of a predetermined volume (V) which is under surveillance; - b) defining in the images at least a first predetermined authorised region (R1 ) having a first level of authorisation and at least a second predetermined unauthorised region (R2), - c) analysing the images (I) to identify a moving object (O) and to identify at least one position associated with the moving object (O); - d) comparing the position of the moving object (0) identified with the positions of the above-mentioned authorised region (R1) and/or unauthorised region (R2); - e) making available an alarm indication depending on the results of the comparison.