Optiview VRHT Quick Start Up Manual page 22

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Playback Mark
During 1-window playback mode, click mark file list button
mark file list interface. Double click one mark file, you can begin playback from the mark time.
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Play before mark time
Here you can set to begin playback from previous N seconds of the mark time.
Note
Usually, system can playback previous N seconds record if there is such a kind of record file.
Otherwise, system playbacks from the previous X seconds when there is such a kind of record.
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Mark Manager
Click the mark manager button
Manager interface. See Figure 2-16. System can manage all the record mark information of current
channel by default. You can view all mark information of current channel by time.
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Modify
Double click one mark information item, you can see system pops up a dialogue box for you to
change mark information. You can only change mark name here.
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Delete
Here you can check the mark information item you want to delete and then click Delete button,
you can remove one mark item.
Figure 2-15
on the Search interface (Figure 2-12); you can go to Mark
Figure 2-16
in Figure 2-12, you can go to
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