4.2.1 Instant Playback .......................................................................................................... 41
4.2.2 Play Normal Video ...................................................................................................... 42
4.2.5 Play Tag Files ............................................................................................................... 44
4.2.6 Play by Sub-periods ..................................................................................................... 45
4.2.7 Play External Files ....................................................................................................... 45
4.3 Playback Operations ............................................................................................................ 45
4.3.1 Edit Video Clips ........................................................................................................... 45
4.3.2 Thumbnails View ......................................................................................................... 46
Chapter 5 Picture Capture ......................................................................................................... 47
5.1 Configure Parameters .......................................................................................................... 47
Chapter 6 Event ........................................................................................................................ 49
6.1 Normal Event Alarm ............................................................................................................. 49
6.2 VCA Event Alarm .................................................................................................................. 52
6.2.3 Hard Hat Detection ..................................................................................................... 54
6.2.4 Face Capture ............................................................................................................... 54
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