centos7 安装 ffmpeg4.2.3下载ffmpeg4.2.3和yasm-1.3.0
下载ffmpeg4.2.3和yasm-1.3.0下载资源先安装yasm,ffmpeg会依赖它wget http://www.tortall.net/projects/yasm/releases/yasm-1.3.0.tar.gz将2个压缩包分别解压到/usr/local目录下解压yasm-1.3.0.tar.gz文件到/usr/local目录下[root@VM-0-13-centos software]# tar -zxvf yasm-1.3.0.tar.gz -C /usr/local
