huperVision 1.51 Hybrid DVR Quick Start Guide
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The other way to do Mask: Full Screen mask
.
When you need to block out most of the area and only detect several regions
on video, you can use this button to block out the entire video, and the system
will also switch to “Subtract Mask”
mode let you to remove some
Mask area for detection.
1. Press the “Mask all”
button
You can see the entire Video is masked and display opposite color.
2. Check the Rectangle Shape
.
3. Dig a rectangle shape in the mask for your detection.
4. Check the Circular Shape
.
