User Manual

ATM Digital Video Recorder User Manual
102
Figure 6-12 Interface of Playback by Event
Pre-play and post-play can be configured for the playback of event triggered record files.
Pre-play: The time you set to play back before the event. For example, when an alarm triggered
the recording at 10:00, if you set the pre-play time as 5 seconds, the video plays back from 9:59:55.
Post-play: The time you set to play back after the event. For example, when an alarm triggered the
recording ends at 11:00, if you set the post-play time as 5 seconds, the video plays back till
11:00:05.
Step 6 (Optional) Click or to select the previous or next event.
Please refer to Table 6-1 for the description of buttons on the toolbar.
6.1.5 Playing Back by Tag
Purpose
Video tag allows you to record related information like people and location of a certain time point
during playback. You are also allowed to use video tag(s) to search for record files and position
time point.
Before playback by tag
Step 1 Enter Playback interface.
Menu>Playback
Step 2 Search and play back the record file(s).
Refer to Chapter 6.1.2 Playing Back by Normal Search for the detailed information about
searching and playback of the record files.