本程序主要是对桌面进行截屏，为命令行工具，将截屏保存为jpg文件。-The program mainly for desktop screenshots, for the command-line tool that will save the screenshot as a jpg file.

可以用于将Doc,ppt批量转化为txt,jpg,其中将ppt转化为txt的功能比较有新意-Can be used to Doc, ppt batch into txt, jpg, ppt which will translate into more innovative features txt