Dahua Technology DHI-ITC214-PH3A, Руководство пользователя, Страница: 46 / 78

User’s Manual
41
Parameter Description
Watermark
Settings
You can verify the watermark to check whether the video has been tampered.
Select the
Watermark Settings check box to enable watermark verification. The
watermark character is
DigitalCCTV
by default.
Watermark character consists of up to 85 characters from numbers, letters and
underlines.
Enable
Enable sub stream when your network bandwidth is insufficient or other
conditions that influences the video smoothness in main stream.
Click
Confirm
. Step 3
5.4.3.2 Snapshot
Configure the snapshot size, quality, and coding size.
Select Setup > Camera > Video > Snapshot . Step 1
Select the
Quality
check box, and then adjust the quality of snapshots. 6 quality levels are Step 2
available. The higher the value, the better the quality, and the higher requirements on
storage.
Select the
Picture Coding Size (KB)
check box, and then configure the coding size of Step 3
snapshots.
You can configure either
Quality
or
Picture Coding Size
.
Click
Confirm
. Step 4
Snapshot Figure 5-21
5.4.3.3 Region of Interest
Set region of interest in the video image, and then the selected image will be displayed with the
configured quality.
Select
Setup > Camera > Video > Interest Area
. Step 1
Drag your mouse in the video image to define the region of interest. You can draw more Step 2
than one region when necessary (3 regions at most).
You can click
Clear
to delete all the regions of interest, or click
Delete
or right-click on the
video image to delete the most recently configured region.
Set the image quality of the region of interest. 6 quality levels are available. The higher the Step 3
value, the better the quality.