NVR User Manual 061220NA 86
Figure 118, Interface of External File Playback
6.2 Auxiliary Playback Functions
6.2.1
Playing Back Frame-by-Frame
Purpose
Play video files frame-by-frame, to check video image details when abnormal events happen.
Go to Playback interface.
If you choose playback of the record file: click the button until the speed changes to Single frame,
where one click on the playback screen will play back one frame.
If you choose reverse playback of the record file, click the button until the speed changes to Single
frame, and one click on the playback screen will reverse playback one frame. It is also possible to use the
button in the toolbar.
6.2.2
Thumbnails View
With the thumbnails view on the playback interface, you can conveniently locate the required video files
on the time bar.
1. Enter the playback interface and start to play the video files.
2. Move the mouse to the time bar to get the preview thumbnails of the video files. Select and double
click on a required thumbnail to enter the full-screen playback.
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