1.进入/www目录

wget https://github.com/arut/nginx-rtmp-module/archive/v1.2.1.tar.gz   

#下载rtmp模块 1.2.1好像最高支持nginx1.15
 

2.解压 

tar  -xzvf v1.2.1.tar.gz

3.修改宝塔面板的nginx安装脚本 修改或新建这个文件

/www/server/panel/install/nginx_configure.pl    
###内容：
--add-module=/www/nginx-rtmp-module-1.2.1 

4.重新安装 nginx1.15                

nginx -V 查看是否启用

5.配置 NGINX配置文件下最后一行加入

rtmp {  
           server {  
               listen 1935;  #监听的端口
               chunk_size 4000;  
               application svr1 {
                   live on;
                   hls on;
                   wait_key on;
                   hls_fragment 3s;
                   hls_playlist_length 20s;
                   hls_path /home/www/live1;
               }  
               application svr2 {
                   live on;
                   hls on;
                   wait_key on;
                   hls_fragment 3s;
                   hls_playlist_length 20s;
                   hls_path /home/www/live2;
               }  
           }  
}