Java 监控直播流rtsp协议转rtmp、hls、httpflv协议返回浏览器
目录
- 一:了解音视频流协议:
- 二:方案一 rtsp 转rtmp
- 1、下载nginx + nginx-rtmp-module
- 3、cmd 到nginx根目录启动nginx
- 8、查摄像头的rtsp协议格式
- 10、测试rtmp是否转换成功
- 12、为什么放弃了用rtmp
- 四:方案三rtsp 转httpflv(采用)
- 1、安装nginx-flv-module
- 4.1 采用java代码去执行ffmepg命令
- 6、前端使用flv.js播放:
需求背景:
在做之前的项目的时候有一个对接摄像头实时播放的需求,由于我们摄像头的购买量不是很多,海康威视不给我们提供流媒体云服务器,所以需要我们自己去 一个去满足我们能在浏览器看到监控画面。项目源代码在以前公司没有拷贝就不能复习,最近又在准备面试,所以写了这个博客来复盘和扩展一下,由于我现在没有Liunx,我就用Windows来演示,生产环境还是要使用Liunx,下面这些操作在Liunx也是一样的流程,大家自行百度。
一:了解音视频流协议:
<caption>媒体流协议对比</caption>
协议 | HttpFlv | RTMP | HLS | Dash |
---|---|---|---|---|
全称 | FLASH VIDEO over HTTP | Real Time Message Protocol | HTTP Living Streaming | |
传输方式 | HTTP长连接 | TCP长连接 | HTTP短连接 | HTTP短连接 |
视频封装格式 | FLV |
FLV TAG
| TS文件 |
Mp4
3gp
webm
|
| 原理 |
同 RTMP ,使用HTTP协议(80端口)
|
每个时刻的数据收到后立刻转发
|
集合一段时间的数据,生成TS切片文件(三片),并更新m3u8索引
| |
| 延时 |
低
1~3秒
|
低
1~3秒
|
高
5~20秒(依切片情况)
| 高 |
| 数据分段 | 连续流 | 连续流 | 切片文件 | 切片文件 |
| Html5播放 |
可通过HTML5解封包播放
(flv.js)
| 不支持 |
可通过HTML5解封包播放
(hls.js)
|
如果dash文件列表是MP4,
webm文件,可直接播放
|
| 其它 |
需要Flash技术支持,不支持多音频流、多视频流,不便于seek(即拖进度条)
|
跨平台支持较差,需要Flash技术支持
|
播放时需要多次请求,对于网络质量要求高
| |
二:方案一 rtsp 转rtmp
1、下载nginx + nginx-rtmp-module
nginx:下载地址: http://nginx-win.ecsds.eu/download/
nginx-rtmp-module:nginx 的扩展,安装后支持rtmp协议,下载地址: https://github.com/arut/nginx-rtmp-module
解压nginx-rtmp-module到nginx根目录下,并修改其文件夹名为nginx-rtmp-module(原名为nginx-rtmp-module-master)
2、nginx配置文件
到nginx根目录下的conf目录下复制一份nginx-win.conf 重命名 nginx-win-rtmp.conf
nginx-win-rtmp.conf:
<pre class="prettyprint hljs cmake" style="padding: 0.5em; font-family: Menlo, Monaco, Consolas, "Courier New", monospace; color: rgb(68, 68, 68); border-radius: 4px; display: block; margin: 0px 0px 1.5em; font-size: 14px; line-height: 1.5em; word-break: break-all; word-wrap: break-word; white-space: pre; background-color: rgb(246, 246, 246); border: none; overflow-x: auto; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-style: initial; text-decoration-color: initial;">#user nobody;
multiple workers works !
worker_processes 2;
error_log logs/error.log;
error_log logs/error.log notice;
error_log logs/error.log info;
pid logs/nginx.pid;
events {
worker_connections 8192;
# max value 32768, nginx recycling connections+registry optimization =
# this.value * 20 = max concurrent connections currently tested with one worker
# C1000K should be possible depending there is enough ram/cpu power
# multi_accept on;
}
rtmp {
server {
listen 1935;
chunk_size 4000;
application live {
live on;
# 播放时进行回调,如果HttpRespone statusCode不等于200会断开
# on_play http://localhost:8081/auth;
}
application hls {
live on;
# 开启hls切片
hls on;
# m3u8地址
hls_path html/hls;
# 一个切片多少秒
hls_fragment 8s;
# on_play http://localhost:8081/auth;
# on_publish http://localhost:8081/auth;
# on_done http://localhost:8081/auth;
}
}
}
http {
#include /nginx/conf/naxsi_core.rules;
include mime.types;
default_type application/octet-stream;
#log_format main '$remote_addr:$remote_port - $remote_user [$time_local] "$request" '
# '$status $body_bytes_sent "$http_referer" '
# '"$http_user_agent" "$http_x_forwarded_for"';
#access_log logs/access.log main;
# loadbalancing PHP
upstream myLoadBalancer {
server 127.0.0.1:9001 weight=1 fail_timeout=5;
server 127.0.0.1:9002 weight=1 fail_timeout=5;
server 127.0.0.1:9003 weight=1 fail_timeout=5;
server 127.0.0.1:9004 weight=1 fail_timeout=5;
server 127.0.0.1:9005 weight=1 fail_timeout=5;
server 127.0.0.1:9006 weight=1 fail_timeout=5;
server 127.0.0.1:9007 weight=1 fail_timeout=5;
server 127.0.0.1:9008 weight=1 fail_timeout=5;
server 127.0.0.1:9009 weight=1 fail_timeout=5;
server 127.0.0.1:9010 weight=1 fail_timeout=5;
least_conn;
}
sendfile off;
#tcp_nopush on;
server_names_hash_bucket_size 128;
Start: Timeouts
client_body_timeout 10;
client_header_timeout 10;
keepalive_timeout 30;
send_timeout 10;
keepalive_requests 10;
End: Timeouts
#gzip on;
server {
listen 5080;
server_name localhost;
location /stat {
rtmp_stat all;
rtmp_stat_stylesheet stat.xsl;
}
location /stat.xsl {
root nginx-rtmp-module/;
}
location /control {
rtmp_control all;
}
location /hls {
# Serve HLS fragments
types {
application/vnd.apple.mpegurl m3u8;
video/mp2t ts;
}
expires -1;
add_header Access-Control-Allow-Origin *;
}
#charset koi8-r;
#access_log logs/host.access.log main;
## Caching Static Files, put before first location
#location ~* \.(jpg|jpeg|png|gif|ico|css|js)$ {
# expires 14d;
# add_header Vary Accept-Encoding;
#}
For Naxsi remove the single # line for learn mode, or the ## lines for full WAF mode
location / {
#include /nginx/conf/mysite.rules; # see also http block naxsi include line
##SecRulesEnabled;
##DeniedUrl "/RequestDenied";
##CheckRule "$SQL >= 8" BLOCK;
##CheckRule "$RFI >= 8" BLOCK;
##CheckRule "$TRAVERSAL >= 4" BLOCK;
##CheckRule "$XSS >= 8" BLOCK;
root html;
index index.html index.htm;
}
For Naxsi remove the ## lines for full WAF mode, redirect location block used by naxsi
##location /RequestDenied {
## return 412;
##}
Lua examples !
location /robots.txt {
rewrite_by_lua '
if ngx.var.http_host ~= "localhost" then
return ngx.exec("/robots_disallow.txt");
end
';
}
#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; # single backend process
# fastcgi_pass myLoadBalancer; # or multiple, see example above
# fastcgi_index index.php;
# fastcgi_param SCRIPT_FILENAME $document_root$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 spdy;
# server_name localhost;
# ssl on;
# ssl_certificate cert.pem;
# ssl_certificate_key cert.key;
# ssl_session_timeout 5m;
# ssl_prefer_server_ciphers On;
# ssl_protocols TLSv1 TLSv1.1 TLSv1.2;
# ssl_ciphers ECDH+AESGCM:ECDH+AES256:ECDH+AES128:ECDH+3DES:RSA+AESGCM:RSA+AES:RSA+3DES:!aNULL:!eNULL:!MD5:!DSS:!EXP:!ADH:!LOW:!MEDIUM;
# location / {
# root html;
# index index.html index.htm;
# }
#}
}</pre>
3、cmd 到nginx根目录启动nginx
<pre class="hljs vim" style="padding: 0.5em; font-family: Menlo, Monaco, Consolas, "Courier New", monospace; color: rgb(68, 68, 68); border-radius: 4px; display: block; margin: 0px 0px 0.75em; font-size: 14px; line-height: 1.5em; word-break: break-all; word-wrap: break-word; white-space: pre; background-color: rgb(246, 246, 246); border: none; overflow-x: auto; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-style: initial; text-decoration-color: initial;">nginx.exe -c conf\nginx-win-rtmp.conf</pre>
测试:浏览器输入 http://localhost:5080/stat,看到
代表安装成功
4、下载ffmpeg安装
ffmpeg:一个处理音视频强大的库,我们需要用它来转协议,下载地址: https://www.gyan.dev/ffmpeg/builds/ ,这里可以下载essential和full版本,essential就是简版,只包含ffmpeg.exe、ffplay.exe、
ffprobe.exe, 而full版本就包含了动态库和相关头文件,方便我们在开发中调用。
5、配置ffmpeg环境变量
将ffmpeg解压后里面的bin路径复制到Path里面去
6、测试ffmpeg
cmd ffmpeg -version
命令看到代表成功
7、下载VLC播放器
下载地址: https://www.videolan.org/vlc/
8、查摄像头的rtsp协议格式
我这里截图是海康威视的
现在没有测试的流,我找了个点播的rtsp
rtsp://wowzaec2demo.streamlock.net/vod/mp4:BigBuckBunny_115k.mp4,用这个代替是一样的
9、执行ffmpeg命令
ffmpeg强大,命令也是复杂,我们cmd 执行
<pre class="prettyprint hljs groovy" style="padding: 0.5em; font-family: Menlo, Monaco, Consolas, "Courier New", monospace; color: rgb(68, 68, 68); border-radius: 4px; display: block; margin: 0px 0px 1.5em; font-size: 14px; line-height: 1.5em; word-break: break-all; word-wrap: break-word; white-space: pre; background-color: rgb(246, 246, 246); border: none; overflow-x: auto; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-style: initial; text-decoration-color: initial;">ffmpeg -re -rtsp_transport tcp -stimeout 20000000 -i "rtsp://wowzaec2demo.streamlock.net/vod/mp4:BigBuckBunny_115k.mp4" -buffer_size 1024000 -max_delay 500000 -codec:v libx264 -r 25 -rtbufsize 10M -s 1280x720 -map:v 0 -an -f flv rtmp://127.0.0.1:1935/live/test</pre>
rtsp://wowzaec2demo.streamlock.net/vod/mp4:BigBuckBunny_115k.mp4,是输入源头
rtmp://127.0.0.1:1935/live/test 是输出地址
如果没有报错的话,到现在rtsp就已经转换好了
ffmpeg命令学习: https://www.jianshu.com/p/df3216a52e59 、 https://blog.csdn.net/fuhanghang/article/details/123565920
10、测试rtmp是否转换成功
我们打开VLC,媒体->打开网络串流->输入 rtmp://127.0.0.1:1935/live/test
-> 播放
11、测试是否成功
等待几秒钟看到有视频播放就是成功了
12、为什么放弃了用rtmp
rtmp的优点是延迟低,效率高,但是在浏览器需要安装flash才能放,也就老版本的浏览器在用,rtmp可能会在别的地方支持,所以还是把他方式方法贴出来了。
三:方案二 rtsp转hls
1、nginx配置:
在前面已经贴出来了,其中这几个是针对hls的
2、执行ffmepg命令
<pre class="prettyprint hljs awk" style="padding: 0.5em; font-family: Menlo, Monaco, Consolas, "Courier New", monospace; color: rgb(68, 68, 68); border-radius: 4px; display: block; margin: 0px 0px 1.5em; font-size: 14px; line-height: 1.5em; word-break: break-all; word-wrap: break-word; white-space: pre; background-color: rgb(246, 246, 246); border: none; overflow-x: auto; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-style: initial; text-decoration-color: initial;">ffmpeg -i "rtsp://wowzaec2demo.streamlock.net/vod/mp4:BigBuckBunny_115k.mp4" -vcodec libx264 -acodec aac -f flv rtmp://127.0.0.1:1935/hls/test</pre>
3、查看nginx根目录 -> hls -> test.m3u8 是否生成
生成了代表一切正常
4、m3u8在网页上播放
<pre class="prettyprint hljs xml" style="padding: 0.5em; font-family: Menlo, Monaco, Consolas, "Courier New", monospace; color: rgb(68, 68, 68); border-radius: 4px; display: block; margin: 0px 0px 1.5em; font-size: 14px; line-height: 1.5em; word-break: break-all; word-wrap: break-word; white-space: pre; background-color: rgb(246, 246, 246); border: none; overflow-x: auto; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-style: initial; text-decoration-color: initial;"><!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<title>前端播放m3u8格式视频</title>
<link href="https://cdn.bootcss.com/video.js/7.6.5/alt/video-js-cdn.min.css" rel="stylesheet">
<script src="https://cdn.bootcss.com/video.js/6.6.2/video.js"></script>
<script src="https://cdn.bootcss.com/videojs-contrib-hls/5.15.0/videojs-contrib-hls.min.js"></script>
</head>
<body>
<video id="myVideo" class="video-js vjs-default-skin vjs-big-play-centered" controls preload="auto" width="1080" height="708" data-setup='{}'>
<source id="source" src="http://127.0.0.1:5080/hls/test.m3u8" type="application/x-mpegURL">
</video>
</body>
<script> // videojs 简单使用
var myVideo = videojs('myVideo',{
bigPlayButton : true,
textTrackDisplay : false,
posterImage: false,
errorDisplay : false,
})
myVideo.play() // 视频播放
myVideo.pause() // 视频暂停 </script>
</html></pre>
source标签的src属性: http://你的nginx ip:nginx http端口/hls/test.m3u8
rtsp转HLS成功!
5、认识一下m3u8格式
m3u8文件里面存储了一个索引,以文本格式打开是这样的
<pre class="prettyprint hljs css" style="padding: 0.5em; font-family: Menlo, Monaco, Consolas, "Courier New", monospace; color: rgb(68, 68, 68); border-radius: 4px; display: block; margin: 0px 0px 1.5em; font-size: 14px; line-height: 1.5em; word-break: break-all; word-wrap: break-word; white-space: pre; background-color: rgb(246, 246, 246); border: none; overflow-x: auto; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-style: initial; text-decoration-color: initial;">#EXTM3U
EXT-X-VERSION:3
EXT-X-MEDIA-SEQUENCE:56
EXT-X-TARGETDURATION:13
EXTINF:10.381,
test-56.ts
EXTINF:10.422,
test-57.ts
EXTINF:13.453,
test-58.ts</pre>
m3u8文件它不是视频源,源头是ts后缀文件
6、为什么放弃了用HLS
转HLS协议及网页加载过程:
ffmepg收到rtsp的流时候,会等一个切片的时间,一个切片时间到了,切片ts会放到服务器中,同时m3u8文件中加一个索引,对应着新进入的切片。网页在加载m3u8的时候,就是读取m3u8中的的索引去加载ts文件,所以在不断的请求ts,对ts进行解析,不断的和TCP握手,这就是为什么HLS延迟高和对网速的要求高的原因,我们监控肯定是要延迟低的,HLS兼容性好,适合点播。
四:方案三rtsp 转httpflv(采用)
1、安装nginx-flv-module
这个插件需要编译,教程: https://blog.csdn.net/KayChanGEEK/article/details/105095844
我这里已经编译好了,直接下载启动:
https://gitee.com/isyuesen/nginx-flv-file
2、nginx配置
看我git里面的https://gitee.com/isyuesen/nginx-flv-file/blob/master/conf/nginx.conf,和默认的config差别主要是添加了这几个
<pre class="prettyprint hljs nginx" style="padding: 0.5em; font-family: Menlo, Monaco, Consolas, "Courier New", monospace; color: rgb(68, 68, 68); border-radius: 4px; display: block; margin: 0px 0px 1.5em; font-size: 14px; line-height: 1.5em; word-break: break-all; word-wrap: break-word; white-space: pre; background-color: rgb(246, 246, 246); border: none; overflow-x: auto; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-style: initial; text-decoration-color: initial;">rtmp {
server {
listen 1935;
# 流复用的最大块大小
chunk_size 4000;
application liveapp {
live on;
# 推流开始
on_publish http://localhost:8081/auth;
# 推流关闭
on_publish_done http://localhost:8081/auth;
# 客户端开始播放
on_play http://localhost:8081/auth;
# 客户端结束播放
on_play_done http://localhost:8081/auth;
}
}
}</pre>
<pre class="prettyprint hljs nginx" style="padding: 0.5em; font-family: Menlo, Monaco, Consolas, "Courier New", monospace; color: rgb(68, 68, 68); border-radius: 4px; display: block; margin: 0px 0px 1.5em; font-size: 14px; line-height: 1.5em; word-break: break-all; word-wrap: break-word; white-space: pre; background-color: rgb(246, 246, 246); border: none; overflow-x: auto; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-style: initial; text-decoration-color: initial;">location /live {
flv_live on;
chunked_transfer_encoding on;
add_header 'Access-Control-Allow-Credentials' 'true'; #add additional HTTP header
add_header 'Access-Control-Allow-Origin' '*'; #add additional HTTP header
add_header Access-Control-Allow-Headers X-Requested-With;
add_header Access-Control-Allow-Methods GET,POST,OPTIONS;
add_header 'Cache-Control' 'no-cache';
}</pre>
3、做java权限认证
nginx rtmp配置中有配置on_publish钩子接口 http://localhost:8081/auth,这个回调HttpResponse stausCode如果不等于200会拒绝I/O,更多回调钩子看: https://github.com/arut/nginx-rtmp-module/wiki/Directives#on_connect
<pre class="prettyprint hljs java" style="padding: 0.5em; font-family: Menlo, Monaco, Consolas, "Courier New", monospace; color: rgb(68, 68, 68); border-radius: 4px; display: block; margin: 0px 0px 1.5em; font-size: 14px; line-height: 1.5em; word-break: break-all; word-wrap: break-word; white-space: pre; background-color: rgb(246, 246, 246); border: none; overflow-x: auto; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-style: initial; text-decoration-color: initial;">@PostMapping("/auth")
public void getVideo(String token, HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse) throws Exception {
if (token.equals("tokenValue")) {
httpServletResponse.setStatus(200);
} else {
// 拒绝服务
httpServletResponse.setStatus(500);
}
}</pre>
4、执行ffmepg命令:
<pre class="prettyprint hljs bash" style="padding: 0.5em; font-family: Menlo, Monaco, Consolas, "Courier New", monospace; color: rgb(68, 68, 68); border-radius: 4px; display: block; margin: 0px 0px 1.5em; font-size: 14px; line-height: 1.5em; word-break: break-all; word-wrap: break-word; white-space: pre; background-color: rgb(246, 246, 246); border: none; overflow-x: auto; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-style: initial; text-decoration-color: initial;">ffmpeg -re -rtsp_transport tcp -i "rtsp://wowzaec2demo.streamlock.net/vod/mp4:BigBuckBunny_115k.mp4" -f flv -vcodec h264 -vprofile baseline -acodec aac -ar 44100 -strict -2 -ac 1 -f flv -s 640*360 -q 10 "rtmp://127.0.0.1:1935/liveapp/test"</pre>
4.1 采用java代码去执行ffmepg命令
依赖 javaCV
<pre class="prettyprint hljs xml" style="padding: 0.5em; font-family: Menlo, Monaco, Consolas, "Courier New", monospace; color: rgb(68, 68, 68); border-radius: 4px; display: block; margin: 0px 0px 1.5em; font-size: 14px; line-height: 1.5em; word-break: break-all; word-wrap: break-word; white-space: pre; background-color: rgb(246, 246, 246); border: none; overflow-x: auto; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-style: initial; text-decoration-color: initial;"><dependency>
<groupId>org.bytedeco</groupId>
<artifactId>javacv-platform</artifactId>
<version>1.5.2</version>
</dependency></pre>
<pre class="prettyprint hljs dart" style="padding: 0.5em; font-family: Menlo, Monaco, Consolas, "Courier New", monospace; color: rgb(68, 68, 68); border-radius: 4px; display: block; margin: 0px 0px 1.5em; font-size: 14px; line-height: 1.5em; word-break: break-all; word-wrap: break-word; white-space: pre; background-color: rgb(246, 246, 246); border: none; overflow-x: auto; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-style: initial; text-decoration-color: initial;">public class App {
public static void main( String[] args ) throws IOException, InterruptedException {
String name = "test";
// rtsp地址
String rtspDir = "rtsp://wowzaec2demo.streamlock.net/vod/mp4:BigBuckBunny_115k.mp4";
// rtmp地址
String rtmpDir = "rtmp://192.168.0.140:1935/liveapp/" + name + "?token=tokenValue";
String ffmpeg = Loader.load(org.bytedeco.ffmpeg.ffmpeg.class);
ProcessBuilder pb = new ProcessBuilder(ffmpeg,
"-re",
"-rtsp_transport",
"tcp",
"-i",
rtspDir,
"-f",
"flv",
"-vcodec",
"h264",
"-vprofile",
"baseline",
"-acodec",
"aac",
"-ar",
"44100",
"-strict",
"-2",
"-ac",
"1",
"-f",
"flv",
"-s",
"640*360",
"-q",
"10",
rtmpDir
);
pb.inheritIO().start().waitFor();
}
}</pre>
5、测试http-flv链接
如果你跟着我做的,那链接就是 http://127.0.0.1:18080/live?port=1935&app=liveapp&stream=test&token=tokenValue,在VLC播放器中点击媒体 -> 打开网络串流 -> 输入http://127.0.0.1:18080/live?port=1935&app=liveapp&stream=test&token=tokenValue -> 播放
有视频证明你离成功就差最后一步
6、前端使用flv.js播放:
<pre class="prettyprint hljs xml" style="padding: 0.5em; font-family: Menlo, Monaco, Consolas, "Courier New", monospace; color: rgb(68, 68, 68); border-radius: 4px; display: block; margin: 0px 0px 1.5em; font-size: 14px; line-height: 1.5em; word-break: break-all; word-wrap: break-word; white-space: pre; background-color: rgb(246, 246, 246); border: none; overflow-x: auto; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-style: initial; text-decoration-color: initial;"><!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport"
content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>播放http-flv</title>
</head>
<body>
<video id="videoElement"></video>
<script src="https://cdn.bootcdn.net/ajax/libs/flv.js/1.6.2/flv.min.js"></script>
<script> if (flvjs.isSupported()) {
const videoElement = document.getElementById('videoElement');
const flvPlayer = flvjs.createPlayer({
type: 'flv',
url: 'http://127.0.0.1:18080/live?port=1935&app=liveapp&stream=test&token=tokenValue'
});
flvPlayer.attachMediaElement(videoElement);
flvPlayer.load();
flvPlayer.play();
} </script>
</body>
</html></pre>