It refers to the upper limit value of liming image signal amplicaon. It is recommended
to set a high gain if the illuminaon is not enough, and set a low gain if the illuminaon is
enough.
3D DNR
Digital Noise Reducon (DNR) reduces the noise in the video stream.
In Normal Mode, the higher the 3D DNR Level is, the stronger the noise will be reduced.
But if it is too high, the image may become fuzzy.
In Expert Mode, set
Spaal Intensity and Time Intensity. If the space domain intensity is
too high, the outline of the image may become fuzzy and the details may lose. If the
me
domain intensity is too high, trailing may appear.
2D DNR
The higher the 2D DNR Level is, the stronger the noise will be reduced. But if it is too high,
the image may become fuzzy.
Slow Shuer
This funcon can be used in underexposure condion. It lengthens the shuer me to
ensure full exposure. The higher Slow
Shuer Level is, the slower the shuer speed is.
Video Standard
Select the video standard according to the actual power supply frequency.
3.
Oponal: Click Capture Test to check the image.
8.3 Set ICR
ICR adopts mechanical IR lter to lter IR in the day to guarantee the image eect, and to remove
the IR
lter at night to guarantee full-spectrum rays can get through the device.
Steps
1.
Go to Conguraon → Capture → Capture Images → ICR .
2.
Select ICR Mode.
Auto Switch
Switches to ICR mode automacally at night or in dark light condions.
Manual Switch Switches to the day or night manually.
Scheduled Switch Set day/night mode, start me, and end me to switch to ICR mode only
during the set me period.
Note
The four start mes and end mes cannot be the same. At least one
minute interval should be set.
No Switch Disable ICR mode.
3.
Click Save.
Intelligent Entrance ANPR Camera User Manual
45
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