Canon VB-M641V Network Camera VB-R11VE/VB-R11/VB-R10VE/VB-M641VE/VB-M641V/VB-M - Page 212
Camera Tampering Detection, Passing Detection, Detected
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Camera Tampering Detection Detect when capture is being disrupted. This can be used to detect when the camera orientation is changed or the video display is obscured with spray, etc. Camera tampering detection is triggered when an area exceeding a specified ratio of change is continuously altered. Tampering Detected Detection begins when the ratio of change in a video exceeds a specified amount. Background Video Generated Video Changes Analysis Camera Tampering Detected Passing Detection Detect when a person or moving object crosses a specified line. This determines that an object is passing when the decision point of the object detection frame crosses a detection line. Passing Detected Detection begins when the decision point crosses the specified detection line. Background Video Generated Video Changes Detection Frame Decision Point Passing Detected Analysis 212