OpenCV中保存与读取4通道图像（bmp）Opencv没有提供四通道图像保存方法只提供了保存为（XML等其它格式的文件） 该源码提供了该方法-in the Opencv not have the method that save or read the 4 channel picture. Opencv just can save or read the 4 channel image to XML or other format use the CVSave/CVLoad . Our met

斯坦福大学的手写字符图像库，方便大家免于读写idx1-ubyte和idx3-ubyte文件。数据包括训练图像60000幅，测试图像10000幅，图像大小为20*20；以及存储图像及其对应类别的xml文件，并写好了opencv读写方法的文档。-THE MNIST DATABASE of handwritten digits.It includes 60000 training images and 10000 testing image.And it contains the xml files

本程序用于XML文档的编写和读取,程序代码详细，调试正确-This procedure for the preparation of XML documents and read, the program code in detail, debugging is correct