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Best way to QtLabel pixmap draw ROI (region of interest)

Unsolved General and Desktop

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R Offline
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RahibeMeryem

wrote on last edited by

#1

Hi,

I am showing the live video on the QtLabel and detection objects. I want to draw ROI on it to control the are that I want to analyze .

How can I do that rectangle and also change its dimension when needed so I can pass the coordinates to the Opencv to pick the ROI area ?

Best
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S Offline
SGaist
Lifetime Qt Champion
wrote on last edited by

#2

Hi,

QRubberBand might be handy for that.
Interested in AI ? www.idiap.ch
Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct
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