centos7 yum安装ffmpeg
$ yum install epel-release
$ yum localinstall --nogpgcheck https://download1.rpmfusion.org/free/el/rpmfusion-free-release-7.noarch.rpm
$ yum install ffmpeg ffmpeg-devel -y
$ ffmpeg -version
ffmpeg version 3.4.7 Copyright (...
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centos7 yum安装ffmpeg
$ yum install epel-release
$ yum localinstall --nogpgcheck https://download1.rpmfusion.org/free/el/rpmfusion-free-release-7....