Introduction - If you have any usage issues, please Google them yourself
Abstract: with the development of information technology, the application of 2D barcode technology is becoming more and more extensive.. As a kind of excellent 2D barcode, QR code has special development in China.
Superiority. According to the particularity of QR code image, this paper applies and improves the image processing in the process of image acquisition.
Methods, the decoding of QR barcode was realized by C language, and the effect of good results was achieved