Local Basic Operation
117
Parameter
Description
Gamma
It is to adjust image brightness and enhance the image
dynamic display range. The bigger the value is, the more
bright the video is.
Mirror
Enable the function, the left and right side of the video
image will be switched. It is disabled by default.
This function is for some series products only.
Field of view
It is to set monitor video display direction. It includes
normal, reflection, lobby 1, lobby 2.
Exposure
Auto iris
It is for the camera of auto iris only.
After enable auto iris function, the iris
can automatically zoom in/zoom out
according to the brightness of the
environment
and
the
image
brightness changes too.
If disable the auto iris function, the iris
does not automatically zoom in/zoom
out according to the brightness of the
environment when the iris is at the
biggest value.
3D NR
This function specially applies to the
image which frame rate is configured
as 2 at least. It reduces the noises by
making use of the information
between two frames. The bigger the
value is, the better the effect.
BLC
You can set camera BLC mode.
Self-adaptive: In the backlight environment, the
system can automatically adjust image brightness to
clearly display the object.
BLC:
◇
Default: The device auto exposures according to
the environments situation so that the darkest
area of the video is cleared
◇
Customize: After select the specified zone, the
system can expose the specific zone so that the
zone can reach the proper brightness.
WDR: In backlight environment, it can lower the high
bright section and enhance the brightness of the low
bright section. So that you can view these two
sections clearly at the same time.
HLC: In the backlight environment, it can lower the
brightness of the brightest section and reduce the area
of the halo and lower the brightness of the whole
video.
Stop: It is to disable the BLC function.
WB
You can set camera WB mode. It can affect the image
whole hue so that the image can accurately displays
the environment status.
Different cameras supports different WB modes such
as auto, manual ,natural light, outdoor and etc.