[1]#yum install optipng -y[2]#yum install -y libjpeg libjpeg-devel#wget http://freecode.com/urls/fbbba65c1ddc8766cf74c3db8d2547a8#tar -xvzf jpegoptim-1.4.1.tar.gz#cd jpegoptim-1.4.1/#./configure#make && make install

图片压缩工具optipng/jpegoptim安装