nginx.conf

worker_processes 1;
error_log  /var/log/nginx/error.log debug;

events {
    worker_connections 1024;
}

rtmp {

    server {

        listen 1935;
        allow play all;
        chunk_size 4096;

        #creates our "live" full-resolution HLS videostream from our incoming encoder stream and tells where to put the HLS video manifest and video fragments
        application live {
            allow play all;
            live on;
            record all;
            record_path /video_recordings;
            record_unique on;
            hls on;
            hls_nested on;
            hls_path /HLS/live;
            hls_fragment 10s;

            #creates the downsampled or "trans-rated" mobile video stream as a 400kbps, 480x360 sized video
            exec ffmpeg -i rtmp://localhost:1935/$app/$name -acodec copy -c:v libx264 -preset veryfast -profile:v baseline -vsync cfr -s 480x360 -b:v 400k maxrate 400k -bufsize 400k -threads 0 -r 30 -f flv rtmp://localhost:1935/mobile/$;
        }

        #creates our "mobile" lower-resolution HLS videostream from the ffmpeg-created stream and tells where to put the HLS video manifest and video fragments
        application mobile {
            allow play all;
            live on;
            hls on;
            hls_nested on;
            hls_path /HLS/mobile;
            hls_fragment 10s;
       }

       #allows you to play your recordings of your live streams using a URL like "rtmp://my-ip:1935/vod/filename.flv"
       application vod {
           play /video_recordings;
       }

        application live {
            live on;
            record off;
            allow publish 127.0.0.1;
            allow publish 0.0.0.0;
            deny publish all;
            exec ffmpeg -i rtmp://localhost/live/$name -threads 1 -c:v libx264 -profile:v baseline -b:v 350K -s 640x360 -f flv -c:a aac -ac 1 -strict -2 -b:a 56k rtmp://localhost/live360p/$name;
        }

        application live360p {
            live on;
            record off;
            allow publish 127.0.0.1;
            allow publish 0.0.0.0;
            deny publish all;
        }
    }
}

http {
    include       mime.types;
    default_type  application/octet-stream;
    
    server {
        listen 80;
        server_name localhost;

        #creates the http-location for our full-resolution (desktop) HLS stream - "http://your-domain.com/live/my-stream-key/index.m3u8"      
        location /live {
            types {
                application/vnd.apple.mpegurl m3u8;
            }
            alias /HLS/live;
            add_header Cache-Control no-cache;
        }

        #creates the http-location for our mobile-device HLS stream - "http://your-domain.com/mobile/my-stream-key/index.m3u8"        
        location /mobile {
            types {
                application/vnd.apple.mpegurl m3u8;
            }
            alias /HLS/mobile;
            add_header Cache-Control no-cache;
        }   
        
        #allows us to see how stats on viewers on our Nginx site using a URL like: "http://your-domain.com/stats"     
        location /stats {
            stub_status;
        }
        
        #allows us to host some webpages which can show our videos: "http://your-domain.com/your-page.html"     
        location / {
            root   html;
            index  index.html index.htm;
        }   
    }
}