Dahua Technology DH-XVR42 AN-I Series, User Manual

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User’s Manual
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5.9.4 Smart Search
During playback, you can analyze a certain area to find if there was any motion detection event
occurred. The system will display the images with motion events of the recorded video.
Not all models support this function.
To use the Smart Search function, you need to enable the motion detection for the channel by
selecting Main Menu > ALARM > Video Detection > Motion Detection.
To use the Smart Search function, do the following:
Select Main Menu > SEARCH, the video search page is displayed.
In the Camera Name list, select the channel(s) that you want to play.
Click or double-click anywhere in the time bar colored area to start playback.
Click .
The grid is displayed on the screen.

Only single-channel supports smart search.

If multi-channels are selected, double-click on the channel window to display this
channel only on the screen, and then you can start using smart search function.
Drag the pointer to select the searching area.
The grid area supports 22 × 18 (PAL) and 22 × 15 (NTSC).
Click to add filter criteria. You can check Human box, Vehicle box, or uncheck.

Human: Display the motion alarm of human during selected time and searching area.

Vehicle: Display the motion alarm of vehicle during selected time and searching area.

Unchecking: Display the general motion alarm which includes both human and vehicle,
during selected time and searching area.
Click .
The screen starts playing back the motional splices of recorded video for the selected
searching area.
Click to exit the smart searching while playback.
5.9.5 Showing AI Rule during Playback
To use the AI rule showing function, do the following:
Select Main Menu > SEARCH.