Chapter 6: Playback functionality
TruVision DVR 44HD User Manual
41
Play back frame-by-frame
You can play back a selected video at different speeds. This allows you to carefully examine an
event frame-by-frame as it happens.
The current frame rate is shown on the right of the playback control toolbar.
To play back frame-by-frame:
• Using a mouse:
1. In playback mode click the
Speed Down
button in the playback control toolbar until the
speed changes to single frame.
2. Click the
Pause
button to advance the video frame by frame.
• Using the front panel:
1. In playback mode move the left direction button to left to scroll down through the speed
changes until single frame.
2. Press
Enter
to advance the video frame by frame.
Digital zoom in playback
You can zoom in on an image during playback to see it in greater detail. There are two ways to
perform digital zoom in playback.
To digitally zoom-in during playback:
1. In playback mode, right-click the mouse and select
Digital Zoom
in the pop-up menu.
— Or —
Click the Digital Zoom icon in the playback control toolbar.
The playback control toolbar disappears. The digital zoom window appears.
2. Left-click the mouse and drag the red square in the digital zoom window to the area of
interest, or move the joystick on the front panel to position the red square. The selected
area is magnified.
3. Right-click the mouse to quit the digital zoom mode and return to full-screen playback
mode. The playback control toolbar reappears.
Create bookmarks
You can bookmark the important scenes in a recorded file for later reference.
Bookmarks flag the start of a scene. Up to 64 bookmarks can be saved in a video file. There
are two types of bookmarks:
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