1 下载最新源码包并解压
$ wget http://ffmpeg.org/releases/ffmpeg-3.1.3.tar.bz2 $ tar jxvf ffmpeg-3.1.3.tar.bz2
2安装yasm
$ yum install yasm
3安装ffmpeg
$ cd ffmpeg-3.1.3
$ ./configure
$ make
$ make install
4安装成功
输入ffmpeg
打印了相关信息,表示安装成功
# ffmpeg ffmpeg version 3.1.3 copyright (c) 2000-2016 the ffmpeg developers built with gcc 4.8.5 (gcc) 20150623 (red hat 4.8.5-11) configuration: libavutil 55. 28.100 / 55. 28.100 libavcodec 57. 48.101 / 57. 48.101 libavformat 57. 41.100 / 57. 41.100 libavdevice 57. 0.101 / 57. 0.101 libavfilter 6. 47.100 / 6. 47.100 libswscale 4. 1.100 / 4. 1.100 libswresample 2. 1.100 / 2. 1.100 hyper fast audio and video encoder usage: ffmpeg [options] [[infile options] -i infile]... {[outfile options] outfile}... use -h to get full help or, even better, run 'man ffmpeg'
安装nginx-rtmp
1下载nginx-rtmp-module
yum install git git clone https://github.com/arut/nginx-rtmp-module.git
2下载编译nginx
yum -y install pcre-devel yum -y install openssl openssl-devel yum install gcc gcc-c++
wget http://nginx.org/download/nginx-1.8.1.tar.gz tar -zxvf nginx-1.8.1.tar.gz cd nginx-1.8.1 ./configure --prefix=/usr/local/nginx --add-module=../nginx-rtmp-module --with-http_ssl_module make && make install
修改nginx.conf
#user nobody; worker_processes 1; #error_log logs/error.log; #error_log logs/error.log notice; #error_log logs/error.log info; #pid logs/nginx.pid; events { worker_connections 1024; } rtmp { server { listen 28099; chunk_size 4000; # tv mode: one publisher, many subscribers application mylive { # enable live streaming live on; } } } http { include mime.types; default_type application/octet-stream; #log_format main '$remote_addr - $remote_user [$time_local] "$request" ' # '$status $body_bytes_sent "$http_referer" ' # '"$http_user_agent" "$http_x_forwarded_for"'; #access_log logs/access.log main; sendfile on; #tcp_nopush on; #keepalive_timeout 0; keepalive_timeout 65; #gzip on; server { listen 28088; server_name localhost; #charset koi8-r; #access_log logs/host.access.log main; location / { root html; index index.htm; } #error_page 404 /404.html; # redirect server error pages to the static page /50x.html # error_page 500 502 503 504 /50x.html; location = /50x.html { root html; } # proxy the php scripts to apache listening on 127.0.0.1:80 # #location ~ \.php$ { # proxy_pass http://127.0.0.1; #} # pass the php scripts to fastcgi server listening on 127.0.0.1:9000 # #location ~ \.php$ { # root html; # fastcgi_pass 127.0.0.1:9000; # fastcgi_index index.php; # fastcgi_param script_filename /scripts$fastcgi_script_name; # include fastcgi_params; #} # deny access to .htaccess files, if apache's document root # concurs with nginx's one # #location ~ /\.ht { # deny all; #} } # another virtual host using mix of ip-, name-, and port-based configuration # #server { # listen 8000; # listen somename:8080; # server_name somename alias another.alias; # location / { # root html; # index index.htm; # } #} # https server # #server { # listen 443 ssl; # server_name localhost; # ssl_certificate cert.pem; # ssl_certificate_key cert.key; # ssl_session_cache shared:ssl:1m; # ssl_session_timeout 5m; # ssl_ciphers high:!anull:!md5; # ssl_prefer_server_ciphers on; # location / { # root html; # index index.htm; # } #} }
执行拉流
ffmpeg -re -rtsp_transport tcp -i 'rtsp://11*.10:9090/dss/monitor/params?cameraid=1000118$0&substream=1' -vcodec copy -vprofile baseline -strict -2 -f flv -s 1280x720 -q 10 'rtmp://15*2:28099/mylive/wangyong'
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