Image is one of the most important vision medium used in Microsoft Windows.The article introduces image and its file formats in common use such as the bitmap file(*.bmp), TGA file(*.TGA), PCX file(*.

• 图像是Windows平台下应用较多的可视媒体，本论文介绍了在Windows环境中常用的图像及图像文件格式，如位图文件(*．BMP)、TGA文件(*．TGA)、PCX文件(*.