Network Video Recorder User Manual 
101 
  Full Screen Motion/Intrusion Detection 
Click the    to set the full-screen full screen as the detection area. 
  Line Crossing Detection   
Select the    button , and click on the image to specify the start point and end point of the line. 
  Intrusion Detection 
Click the    button, and specify 4 points to set a quadrilateral region for intrusion detection. Only one 
region can be set.   
  Motion Detection 
Click the    button and then click and draw the mouse to set the detection area manually. You can also 
click the    button to set the full screen as the detection area. 
7.  Click    to search and play the matched video files.   
8.  (Optional) You can click    to filter the searched video files by setting the target characters, including 
the gender and age of the human and whether he/she wears glasses.   
 
Figure 6. 15 Set Result Filter   
 
6.1.6  Playing Back by System Logs 
Purpose: 
Play back record file(s) associated with channels after searching system logs. 
Steps: 
1.  Enter Log Information interface. 
Menu>Maintenance>Log Information 
2.  Click Log Search tab to enter Playback by System Logs. 
Set search time and type and click Search button.