该源码可以实现jpeg图像的压缩。以调试运行，可以运行了！-You can obtain it!It is perfect.

libjpeg的加速版本，一般情况下，保存500万像素的影像turbo版本的库要快上2倍以上-accelerated version of libjpeg, under normal circumstances, to save five million pixel image turbo version of the library more than 2 times faster