安装 yasm
Index of /projects/yasm/releases/
下载最新版
wget https://www.tortall.net/projects/yasm/releases/yasm-1.3.0.tar.gz
解压
tar -zxvf yasm-1.3.0.tar.gz
编译及安装
./configure
make && make install
安装ffmpeg
https://download.csdn.net/download/u010479989/90676372
官方下载：https://ffmpeg.org//releases/
./configure --prefix=/usr/local/ffmpeg
配置环境变量
vim /etc/profile
export PATH=$PATH:/usr/local/ffmpeg/bin/
source /etc/profile
验证是否安装成功
ffmpeg -version
