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Chapter
11
Tamper
The
Tamper
feature
is
intended
to
detect
camera
tampering
events
such
as
bagging,
defocusing
and
moving
the
camera.
This
is
achieved
by
detecting
large
persistent
changes
in
the
image.
Tamper
11.1
Tamper
Detection
•
Enable:
Defines
the
current
state
of
the
plug-in
features.
– On:
Enables
the
tamper
feature.
– Off
Disables
the
tamper
feature.
•
Duration:
Defines
the
the
length
of
time,
in
seconds,
that
the
image
must
be
persistently
changed
before
the
alarm
is
triggered.
49
Ganz GXi Series
VCA Interface Manual v1.0.66
07.12.22
Page 50