worker_processes auto; #error_log logs/error.log; events { worker_connections 1024; } # RTMP configuration rtmp { server { listen 1935; # Listen on standard RTMP port chunk_size 4000; # ping 30s; # notify_method get; # This application is to accept incoming stream application live { live on; # Allows live input # for each received stream, transcode for adaptive streaming # This single ffmpeg command takes the input and transforms # the source into 4 different streams with different bitrates # and qualities. # these settings respect the aspect ratio. exec_push /app/ffmpeg/bin/ffmpeg -async 1 -vsync -1 -hwaccel cuvid -c:v h264_cuvid -i rtmp://localhost:1935/$app/$name -c:v h264_nvenc -c:a aac -b:v 256k -b:a 64k -vf "scale_npp=480:trunc(ow/a/2)*2" -zerolatency 1 -f flv rtmp://localhost:1935/show/$name_low -c:v h264_nvenc -c:a aac -b:v 768k -b:a 128k -vf "scale_npp=720:trunc(ow/a/2)*2" -zerolatency 1 -f flv rtmp://localhost:1935/show/$name_mid -c:v h264_nvenc -c:a aac -b:v 1024k -b:a 128k -vf "scale_npp=960:trunc(ow/a/2)*2" -zerolatency 1 -f flv rtmp://localhost:1935/show/$name_high -c:v h264_nvenc -c:a aac -b:v 1920k -b:a 128k -vf "scale_npp=1280:trunc(ow/a/2)*2" -zerolatency 1 -f flv rtmp://localhost:1935/show/$name_hd720 -c copy -f flv rtmp://localhost:1935/show/$name_src; drop_idle_publisher 10s; } # This is the HLS application application show { live on; # Allows live input from above application deny play all; # disable consuming the stream from nginx as rtmp hls on; # Enable HTTP Live Streaming hls_fragment 3; hls_playlist_length 20; hls_path /mnt/hls/; # hls fragments path # Instruct clients to adjust resolution according to bandwidth hls_variant _src BANDWIDTH=4096000; # Source bitrate, source resolution hls_variant _hd720 BANDWIDTH=2048000; # High bitrate, HD 720p resolution hls_variant _high BANDWIDTH=1152000; # High bitrate, higher-than-SD resolution hls_variant _mid BANDWIDTH=448000; # Medium bitrate, SD resolution hls_variant _low BANDWIDTH=288000; # Low bitrate, sub-SD resolution # MPEG-DASH dash on; dash_path /mnt/dash/; # dash fragments path dash_fragment 3; dash_playlist_length 20; } } } http { sendfile off; tcp_nopush on; directio 512; # aio on; # HTTP server required to serve the player and HLS fragments server { listen 8080; # Serve HLS fragments location /hls { types { application/vnd.apple.mpegurl m3u8; video/mp2t ts; } root /mnt; add_header Cache-Control no-cache; # Disable cache # CORS setup add_header 'Access-Control-Allow-Origin' '*' always; add_header 'Access-Control-Expose-Headers' 'Content-Length'; # allow CORS preflight requests if ($request_method = 'OPTIONS') { add_header 'Access-Control-Allow-Origin' '*'; add_header 'Access-Control-Max-Age' 1728000; add_header 'Content-Type' 'text/plain charset=UTF-8'; add_header 'Content-Length' 0; return 204; } } # Serve DASH fragments location /dash { types { application/dash+xml mpd; video/mp4 mp4; } root /mnt; add_header Cache-Control no-cache; # Disable cache # CORS setup add_header 'Access-Control-Allow-Origin' '*' always; add_header 'Access-Control-Expose-Headers' 'Content-Length'; # Allow CORS preflight requests if ($request_method = 'OPTIONS') { add_header 'Access-Control-Allow-Origin' '*'; add_header 'Access-Control-Max-Age' 1728000; add_header 'Content-Type' 'text/plain charset=UTF-8'; add_header 'Content-Length' 0; return 204; } } # This URL provides RTMP statistics in XML location /stat { rtmp_stat all; rtmp_stat_stylesheet stat.xsl; # Use stat.xsl stylesheet } location /stat.xsl { # XML stylesheet to view RTMP stats. root /app/nginx/html; } } }