Draw using Mouse | openCV tutorial | part 3 | learn openCV from scratch using python

Open CV has a lot of functionalities and drawing on images is one of them we use mouse events to detect any mouse event on the screen and based on the event we apply whatever function we want to.

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[erikgoranzon]

Hi. I’m looking for this function. I’m wondering if it can also be used in python to import an image of a map and then use your code to draw a circle using mouse events around a city on the map?

[rabz]

thanks a lot, i understand it right away