User Manual of Digital Video Recorder
110
6.2 Auxiliary Functions of Playback
6.2.8
Playing Back Frame by Frame
Purpose:
Play video files frame by frame, in order to check image details of the video when abnormal events happen.
Steps:
•
Using a Mouse
Go to Playback interface and click button until the speed changes to
Single
frame. One click on the
playback screen represents playback or adverse playback of one frame. It is also feasible to use button
in toolbar.
•
Using the front panel (Not supported by DS-7100-SH and DS-7200HGHI-SH)
Press the button to set the speed to
Single
frame. One click on the playback screen or press button
on the front panel represents playback or adverse playback of one frame.
6.2.9
Digital Zoom
Steps:
1.
Click the button on the playback control bar to enter Digital Zoom interface.
2.
Use the mouse to draw a red rectangle and the image within it will be enlarged up to 16 times.
Figure 6. 18 Draw Area for Digital Zoom
3.
Right-click the image to exit the digital zoom interface.
6.2.10
Reverse Playback of Multi-channel
Purpose:
You can play back record files of multi-channel reversely. Up to 16-ch simultaneous reverse playback is
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