vb 语言处理图像速度很慢，因为采用的是系统的读取函数逐个象元来读取。本程序可以快速的读取多种格式的图像文件，并能快速的绘制。方法是文件操作方法，而非系统函数。-vb language processing images is very slow, because systems are used to read function to read each pixel. This procedure can quickly read the image files in multiple formats, and fast rendering. Ways document are the methods of operation, instead of system function.