Auxiliary Functions Of Playback; Playing Back Frame By Frame; Digital Zoom - Dahua NVR2 Series VR2104 User Manual

User Manual of NVR2XXX(-P4-P8) Series NVR

6.2 Auxiliary Functions of Playback

6.2.1 Playing Back Frame by Frame

Purpose:
Play video files frame by frame, in case of checking image details of the video when abnormal events happen.
Steps:
Go to Playback interface.
If you choose playback of the record file: click button
on the playback screen represents playback of one frame.
If you choose adverse playback of the record file: click button
one click on the playback screen represents adverse playback of one frame. It is also feasible to use button
toolbar.

6.2.2 Digital Zoom

Steps:
1. Right click the mouse on a channel under playback and choose Digital Zoom to enter Digital Zoom interface.
2. Drag and draw the red rectangle and the image within it will be enlarged.
Figure 6. 33 Draw Area for Digital Zoom
85
until the speed changes to Single frame and one click
until the speed changes to Single frame and
in