User Manual
DS-73xxHUI-K4, DS-73xxHQI-K4, DS-90xxHUI-K8 DVR User Manual 
UM DS-73xxHUI-K4 DS-73xxHQI-K4 DS-90xxHUI-K8 092017NA  93 
Figure 118, Video Search by Tag 
6.  Click    to play back the file. 
7.  Click B
ack to return to the search interface.   
Pre-play and post-play can be configured. 
Click    or    to select the previous or next tag.   
5.12.6  Playback by Smart Search 
Purpose 
The Smart Playback provides an easy way to speed through less relevant 
information. In Smart Playback mode, the system will analyze the video 
containing the motion or VCA information, mark it in green, and play it at 
normal speed while video without motion will be played at 16 times speed. 
The Smart Playback rules and areas are configurable. 
Before You Start 
To get the Smart Search result, the corresponding event type must be 
enabled and configured on the IP camera. Here we take intrusion detection 
as an example. 
1.  Log into the IP camera via a Web browser, and enable
 intrusion detection 
by checking the checkbox. You may enter the motion detection 










