CCTV Camera Pros Geovision 8.2 Multicam Digital Surveillance System - Manual (Page 379)

Useful Utilities
10
The controls in the window:
No. Name Description
1 Open File Finds a video file to play.
2 First Frame Goes to the first frame of the file.
3 Play Plays the file.
4 Previous Frame Goes to the previous frame of the file.
5 Next Frame Goes to the next frame of the file.
6 Previous Watermarked Frame Goes to the previous frame that contains watermark.
7 Next Watermarked Frame Goes to the next frame that contains watermark.
The Watermark Viewer displays the verifying result as follows:
„ Check sum: If the video stream has not been tampered, the Check Sum section displays a
message: Pass. Otherwise a message: No Pass will appear.
„ Original vs. Extracted: The Extracted section should have the same icon displayed as that
in the Original section. If not, it indicates the video may have been altered.
3. Click the Open File button (No.1, Figure 10-13), select a video file and click Open. The video file
is then listed in the status field of the window. Also, you can drag multiple video files directly from
storage folders to the status field.
4. Highlight the file and double-click it to play.
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