适合移植到嵌入式设备上如网络摄像头，扫描二维码，扫描率高-It s usefull to scan a qrcode on your ipcamera

qt上面的二维码生成处理源码（tq2440上测试过）-the source file to deal with the QRCode!

基于C语言的QRCODE二维码生成代码，简单修改后可用在单片机LCD上显示。-QRCODE is generated based on the C language code, after simple modification can be used to display the microcontroller LCD.