Opencv.js 上的 QrCodeDetector

Question

I'm trying to implement a QrCode detector web application using Opencv.Js For function like findcountour , GaussianBlur , all is fine but seems like cv.QRCodeDetector() is missing.

 let detector = cv.QRCodeDetector()

gives

cv.QRCodeDetector is not a function

Answer 1

It is included in the version I am currently using (4.5.2). Try updating your OpenCV version.