通过Nodejs搭建流媒体服务--保存视频及监听事件回调
本章节中通过流媒体保存视频及监听事件回调,可以做到保存视频及查看访问人数等相关信息。
- 相关代码
const NodeMediaServer = require('node-media-server');
var md5 =require('md5')
var appconfig =require('./module/config')
const config = {
rtmp: {
port: 1935,
chunk_size: 60000,
gop_cache: true,
ping: 30,
ping_timeout: 60
},
http: {
port: 8000,
allow_origin: '*',
mediaroot: 'media' //录制视频保存路径
},
trans: {
ffmpeg: 'D:\\ffmpeg\\bin\\ffmpeg.exe',//ffmpeg路径 采用双斜杠
tasks: [
{
app: 'live',//app名称
mp4: true,
ac: 'aac',
mp4Flags: '[movflags=faststart]',
}
]
},
//开启鉴权验证
auth: {
play: true,
publish: true,
secret:appconfig.secret
}
};
var nms = new NodeMediaServer(config)
nms.run();
//生成推流地址
var streamName='haizhengzheng';
var expireData=parseInt((Date.now()+1000000)/1000)
var HashValue=md5(`/live/${streamName}-${expireData}-${appconfig.secret}`)
var sign=`${expireData}-${HashValue}`;
var rtmpurl =`rtmp://192.168.0.105/live/${streamName}?sign=${sign}`
console.log(rtmpurl)
//事件回调监听
nms.on('preConnect', (id, args) => {
console.log('[NodeEvent on preConnect]', `id=${id} args=${JSON.stringify(args)}`);
// let session = nms.getSession(id);
// session.reject();
})
nms.on('postConnect', (id, args) => {
console.log('[NodeEvent on postConnect]', `id=${id} args=${JSON.stringify(args)}`);
});
nms.on('doneConnect', (id, args) => {
console.log('[NodeEvent on doneConnect]', `id=${id} args=${JSON.stringify(args)}`);
});
nms.on('prePublish', (id, StreamPath, args) => {
console.log('[NodeEvent on prePublish]', `id=${id} StreamPath=${StreamPath}
args=${JSON.stringify(args)}`);
// let session = nms.getSession(id);
// session.reject();
});
nms.on('postPublish', (id, StreamPath, args) => {
console.log('[NodeEvent on postPublish]', `id=${id} StreamPath=${StreamPath}
args=${JSON.stringify(args)}`);
});
nms.on('donePublish', (id, StreamPath, args) => {
console.log('[NodeEvent on donePublish]', `id=${id} StreamPath=${StreamPath}
args=${JSON.stringify(args)}`);
});
nms.on('prePlay', (id, StreamPath, args) => {
console.log('[NodeEvent on prePlay]', `id=${id} StreamPath=${StreamPath}
args=${JSON.stringify(args)}`);
// let session = nms.getSession(id);
// session.reject();
});
nms.on('postPlay', (id, StreamPath, args) => {
console.log('[NodeEvent on postPlay]', `id=${id} StreamPath=${StreamPath}
args=${JSON.stringify(args)}`);
});
nms.on('donePlay', (id, StreamPath, args) => {
console.log('[NodeEvent on donePlay]', `id=${id} StreamPath=${StreamPath}
args=${JSON.stringify(args)}`);
});