ScanLibrary is an android document scanning library built on top of OpenCV, using the app you will be able to select the exact edges and crop the document accordingly from the selected 4 edges and change the perspective transformation of the cropped image.
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How can i magnify the polygon view points when cropping the image so that i can see the view beneath my finger #155
i tried this link but it can only be used to zoom only image. I want to get a zoom when one of the polygon is touched https://stackoverflow.com/questions/49626896/touch-point-zoom-preview