FFmpeg（静的ビルド）ダウンロード、/usr/local/bin/ に設置。

~]# cd /tmp/ tmp]# curl -LO https://johnvansickle.com/ffmpeg/releases/ffmpeg-release-amd64-static.tar.xz tmp]# tar xf ffmpeg-release-amd64-static.tar.xz tmp]# mv ffmpeg-x.x.x-amd64-static/ffmpeg /usr/local/bin/ tmp]# mv ffmpeg-x.x.x-amd64-static/ffprobe /usr/local/bin/ tmp]# ls -al /usr/local/bin/ tmp]# chmod 755 /usr/local/bin/ffmpeg tmp]# chmod 755 /usr/local/bin/ffprobe tmp]# chown root: /usr/local/bin/ffmpeg tmp]# chown root: /usr/local/bin/ffprobe tmp]# ffmpeg -version