Canon VB-730F Mk II Operation Manual page 159

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.
Detection begins when the ratio
of change in a video exceeds a
specified amount.
Background Video
Generated
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.
Detection begins when the
decision point crosses the
specified detection line.
Background Video
Generated
Intrusion Detection
Detect when a person or moving object crosses a specified area. This can be used to detect actions such as when
someone climbs over a barrier and enters a restricted area in a museum, etc. This determines that an object is entering
when the decision point of the object detection frame enters the detection area and the specified duration has elapsed.
Detection begins when the
decision point enters the
detection area.
Background Video
Generated
Video Changes
Video Changes
Video Changes
Tampering
Analysis Camera Tampering
Detected
Passing
Detection
Frame
Decision Point
Passing Detected
Analysis
Intrusion
Detection
Frame
Decision
Point
Analysis Intrusion
Detected
Detected
5
Detected
Detected
159