简介
OptiPNG是一个PNG优化器,可将图像文件重新压缩为更小的尺寸,而不会丢失任何信息。该程序还可以将外部格式(BMP,GIF,PNM和TIFF)转换为优化后的PNG,并执行PNG完整性检查和更正。
编译配置流程
1.编译和安装
CentOS7.6中自带OptiPNG安装包,直接使用yum命令安装。
yum install optipng -y
回显信息如下,则OptiPNG安装完成。
Installed:
optipng.aarch64 0:0.7.4-4.el7
Complete!
2.运行和验证
查询OptiPNG版本号。
optipng --version
回显信息如下,则表示OptiPNG安装成功。
OptiPNG version 0.7.4
Copyright (C) 2001-2012 Cosmin Truta and the Contributing Authors.
This program is open-source software. See LICENSE for more details.
Portions of this software are based in part on the work of:
Jean-loup Gailly and Mark Adler (zlib)
Glenn Randers-Pehrson and the PNG Development Group (libpng)
Miyasaka Masaru (BMP support)
David Koblas (GIF support)
Using libpng version 1.5.13 and zlib version 1.2.7