这是一个手势识别系统。程序运行时，先根据弹出对话框的提示值修改主程序开始处的摄像头图像高和宽。重新编译后运行程序即可。如果如果弹出对话框的提示值与程序中默认的设置值相同，则不用修改。-This is a gesture recognition system. Running, first pop-up dialog box under the value suggested amending the main program began camera images high and wide.