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There are two ways for you to zoom in:
1. Drag the mouse to create and select a zone, you can view the interface shown in
Figure 4-20.
2. Put the middle button at the centre of the zone you want to zoom in, and move the
mouse, you can view an interface shown in Figure 4-21.
Right click mouse to cancel zoom and go back to the original interface.
3)
Manual record function
This is to back up the video of current channel to the USB device. System cannot backup the
video coming from multiple-channels at the same time.
Click button
, the system will begin recording. Click it again, system stops recoridng. You can
find the record file on the flash disk.
4)
Manual Snapshot
Click
to snapshot 1-5 times. The snapshot file is saved on the USB device or HDD. You can
go to the Search interface (chapter 4.8) to view.
5)
Bidirectional talk
If the connected front-end device supports bidirectional talk function, you can click this button.
Click button
to start bidirectional talk function the icon now is shown
of the bidirectional talk buttons of digital channel becomes null too.
© Copyright Qvis ®. All documentation rights reserved.
Figure 4-20
Figure 4-21
. Now the rest
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