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To edit detection tool's masks, go to the Surveillance windows, Processing submenu.
To enter mask editing mode, select a detector in the Detector mask submenu. The first detection tool in the list is the main motion detector (Main item), followed by auxiliary video detection tools. If a main detection tool is the only detection tool, then the Detector mask item will be displayed instead of the detection tool selection submenu.
Note
You cannot access the archive in the mask editing mode. Vice versa, you cannot enter the mask editing mode in the archive viewing mode.
After masking is enabled, black crosshairs appear in the center of the video. The crosshairs can be moved up or down, by pressing the up arrow and down arrow keys on the keyboard.
Masks are rectangular areas. A mask is imposed by a left click: select a dot on the screen, click the left mouse button and pressing the button draw a rectangle – the mask area will be filled with black dots.
Note.
If after applying the mask you press the Enter key on the keyboard, the mode is enabled, in which editing and deleting masks impossible. In this case, the crosshairs at the center of the video become white. To exit this mode, press the Esc.
In the mask area, there will be no detection.
Mask removal is performed in a similar way. To clear the screen area from mask, select a dot on the screen, click the right mouse button and pressing it draw a rectangle – the final rectangular area will be cleared.
To quit the mask editing mode, select the Detector mask item from the Processing submenu of the video surveillance window functions menu once more.
Note.
When quitting the mask editing mode, rectangles with dots, that have bordered mask areas, vanish from the surveillance window. Nevertheless, mask areas are still active, i.e. no surveillance occurs in these areas.
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