扫描二维码 作者： Xổ Số Kiến Thiết - Trang XSKT Update Hàng Ngày

To create a system that allows you to scan a QR code via a webcam and capture a screenshot, you can use Python with the following libraries:

OpenCV for accessing the webcam.
pyzbar for decoding QR codes.
Pillow (PIL) for handling screenshots.