小程序

小程序直播开发(二):直播流的制作Nginx+ffmpeg的配置

2019-04-29  本文已影响43人  程序员三千_

Nginx+ffmpeg

1、安装nginx
2、安装ffmpeg
3、配置nginx
4、准备视频
5、利用ffmpeg推流
6、播放器或者小程序播放


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安装完成启动nginx服务

命令行执行nginx


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安装ffmpeg
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验证是否安装成功:命令行输入ffmpeg


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配置nginx
打开配置文件
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将nginx.conf文件内容改为


#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;
}


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       8080;
        server_name  localhost;

        #charset koi8-r;

        #access_log  logs/host.access.log  main;

        location / {
            root   html;
            index  index.html index.htm;
        }


        location /hls{
            types{
                application/vnd.apple.mpegurl m3u8;
                video/mp2t ts;

            }
            root /usr/local/var/www;
            add_header Cache-Control no-cache;

        }


        #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.html 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.html index.htm;
    #    }
    #}
    include servers/*;
}

  rtmp {
     server {
      listen 1935;
       chunk_size 4000;


        application rtmplive{
         live on;
         max_connections 1024;
        }

        application hls{
          live on;
          hls on;
          hls_path /usr/local/var/www/hls;
          hls_fragment 5s;
        }
     }

  }
主要是加了这两块:
hls的配置
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rtmp的配置
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利用ffmpeg推流
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注意:test.mp4为我电脑上下载好的mp4文件

运行以下命令开始推流:


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出现这个界面说明推流成功了,然后用VLC播放器打开这个地址rtmp://localhost:1935/rtmplive/rtmp

直播画面如下:


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至此为止直播流的制作完成了。

小程序里打开

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当然你在小程序里打开是有限制的,必须符合以下规范:

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而且必须是真机调试:

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小程序里的问题:

1、如果你在小程序的后台没有申请直播相关的权限,会提示你这样的错误:


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2、播放直播视频的话,你必须在小程序后台申请以下权限:


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