yum install -y wget  gcc  
wget http://nginx.org/download/nginx-1.15.12.tar.gz 
tar -zxvf nginx-1.15.12.tar.gz 
cd nginx-1.15.12 
yum -y install git
git clone https://github.com/winshining/nginx-http-flv-module
yum install pcre-devel zlib-devel openssl-devel
yum install pcre
./configure --prefix=/usr/local/nginx-http-flv   --add-module=/root/nginx-1.15.12/nginx-http-flv-module 
make && make install
/usr/local/nginx-http-flv/sbin/nginx -c /usr/local/nginx-http-flv/conf/nginx.conf