Note: The burnt-in annotation feature needs to be enabled for this option to function, this does not effect the
processing of analytics but the annotation requires more resource from the camera and is not on by default.
4.2 Rule(s)
The table will show the rules that have been defined for the camera,
Add
can be used to add additional
rules,
Modify
is used to change the settings on a selected rule and
Delete
will remove the selected
rule.
Note: Rules cannot be deleted if they are linked to an action or counter. Remove these links before attempting
to delete.
4.3 Types of Rules Available
The type of rules available include:
•
Presence Polygon
- The presence polygon rule triggers an event when an object is first detected
in a particular zone.
•
Presence Line
- The presence line rule triggers an event when an object is first detected crossing
a particular line.
•
Enter
- The enter rule triggers an event when an object crosses from outside a zone to inside a
zone.
•
Exit
- The exit rule triggers an event when an object crosses from inside a zone to outside a zone.
•
Appear
- The appear rule triggers an event when an object starts to be tracked from within a
zone.
•
Disappear
- The disappear rule triggers an event when an object stops being tracked from within
a zone.
•
Stopped
- The stopped rule triggers an event when an object has stopped in a particular zone
for a pre-defined period of time.
•
Dwell
- The dwell rule triggers an event when an object is present in a particular zone for a
pre-defined period of time.
•
Direction
- The direction rule triggers an event when an object crosses the detection line in a
particular direction and within the acceptance parameters.
•
Removed
- The removed rule triggers an event when the area within a zone has changed for the
specified time.
•
Abandoned
- The abandoned rule triggers an event when an object is left in a zone for the
specified time.
•
Tailgating
- The tailgating rule triggers an event when objects cross over a line within quick
succession of each other.
•
Counting Line
- The counting line triggers an event when an objects crosses the detection line
in a particular direction regardless of the angle of the crossing.
•
Logical Rule
- Logical rules allows rules to be combined to form a complex filter for events to be
checked against to help reduce false alerts.
•
Non-Detect Zone
- Non-detect zones can be used to exclude areas of the scene from being
analysed. This can be used to reduce false triggers that can be caused by moving foliage or busy
scenes.
6
Ganz GXi Series
VCA Interface Manual v1.0.66
07.12.22
Page 7
