The utility model relates to an intelligent analysis system based on video, including video processing module, intelligent analysis module, decision -making module, image compression module and monitor terminal, video processing module includes data acquisition unit and data processing unit, its characterized in that: the image compression module with electric connection has wireless network transport module between the monitor terminal, the unit is encrypted to a wireless network transport module electric connection quantum. The utility model discloses the scheme can be warned the illegal activities that probably take place in advance, reaches the effect of in advance taking precautions against, utilizes large data volume that quantum key distribution provided key at random when having improved the efficiency of control, can carry out high safety's digital signature to the data flow, can protect video data's transmission security, even video data is intercepted and captured in the transmission course, the disabled user also can't untie video information, improves the security protection performance.