Network Video Recorder User Manual
62
Line Crossing
The purpose of this page is to configure the relevant parameters, so that more than the
proportion of moving objects, across the set of test lines, the virtual alarm immediately alarm line.
The following describes the main parameters of the page setting method.
Figure 11.11 Line Crossing
（1）
Channel:
Select the channel;
（2）
Detect Mode:
Divided into front-end and local, two models to the actual capacity of
the product subject, select the front-end mode requires front-end access to IPC support, select the
local mode requires the device support;
（3）
Enable:
Set whether to enable zone detection function.
（4）
Show In Preview:
Set whether to display the set rules and test results in the preview
interface;
（5）
Detection Line:
On the screen with the mouse to draw the test line, a key exchange A /
B;
（6）
Detection Type:
There are two types: "A-> B Alarm" and "A <-> B Alarm"
（7）
Area:
Filter out less than the proportion of the set of moving objects.
According to the above settings, in this picture of a channel
，
accounted for more than 30 of
the moving object
，
across the detection line from A region to B area
，
triggered area detection
alarm
，
as shown in figure 11.12 is the alarm occurs real-time preview images (where the detection
line or the red and green are blinking alternately, and the alarm is triggered, And the blue rectangle
moves with the target crossing the cordon).
Figure 11.12 Line Crossing
