可读写bmp格式的图的程序，给了Visobject.cpp 和 visobject.h 做样子，很容易将它们改成合自己用的，能读写bmp格式图象的程序。使用Linux的, 给出pcbitmap.h以备使用。写程序时注意读整数时字节是按顺序还是逆序排列的。-can read and write bmp format of the processes, and to the Visobject.cpp visobject.h frill, it is very easy to change thei

The QtConcurrent namespace provides high-level APIs that make it possible to write multi-threaded programs without using low-level threading primitives for Linux.

Pdf417基于Linux源代码网上可以随便找到，不过一般是pbm、postscr ipt等开源文件格式，在windows和linux下通用的基于bitmap的格式更适合开发人员测试，于是编写编码、解码算法供下载。-Pdf417 Linux-based source code can easily be found online, but it is generally pbm, postscr ipt and other open source file format, under windo