Created
September 8, 2020 08:47
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const express = require('express'); | |
const app = express(); | |
const exec = require('child_process').exec; | |
const port = 3000; | |
var g_stats = {}; | |
var started = false; | |
var ffmpeg; | |
var lastline = ''; | |
var noline = 0; | |
app.get('/', (req, res) => { | |
res.send('<html><body>'+JSON.stringify(g_stats)+'<br/>'+started+':'+noline+':'+lastline+'</body></html') | |
}) | |
app.listen(port, () => { | |
console.log(`Example app listening at http://localhost:${port}`) | |
}) | |
setInterval(function() { | |
exec('/usr/share/speedify/speedify_cli stats 1 current', function(error, stdout, stderr){ | |
g_stats = {}; | |
for(const item of stdout.split("\n\n")){ | |
try { | |
const stats = JSON.parse(item); | |
if(stats[0] == "connection_stats") { | |
for(const conn of stats[1].connections){ | |
if(conn.adapterID != "speedify") { | |
//console.log(conn); | |
g_stats[conn.adapterID] = {'sent':conn.sendBps,'rcv':conn.receiveBps,'latency':conn.latencyMs,'conn':conn.connected}; | |
//console.log('updated'); | |
} | |
} | |
} | |
if(stats[0] == "session_stats") { | |
g_stats['session'] = {'sent':stats[1].current.bytesSent, 'minutes':stats[1].current.totalConnectedMinutes, 'failovers':stats[1].current.numFailovers}; | |
} | |
}catch(e){/*console.log(e)*/}; | |
} | |
}); | |
},10000); | |
const {spawn } = require('child_process'); | |
function start_ffmpeg() { | |
console.log('start'); | |
ffmpeg = spawn('/usr/bin/ffmpeg',[ | |
'-hide_banner','-re','-rtmp_live live','-c:v h264_mmal','-i rtmp://192.168.145.1/feed/1','-fflags +genpts+igndts+nobuffer+flush_packets','-vcodec h264_omx', | |
'-profile:v high','-minrate 850k','-maxrate 2000k','-b:v 2000k','-bufsize 1000k','-acodec copy','-f flv rtmp://greentv.rocks/feed/1' | |
],{shell: true}); | |
started = true; | |
noline = 0; | |
ffmpeg.stdout.on('data', (data) => { | |
console.log('OUT:'+data); | |
lastline = data; | |
noline = 0; | |
}); | |
ffmpeg.stderr.on('data', (data) => { | |
console.log('ERR:'+data); | |
lastline = data; | |
noline = 0; | |
}); | |
ffmpeg.on('close', (code) => { | |
started = false; | |
lastline = 'close'; | |
console.log('close'); | |
}); | |
ffmpeg.on('error', (code) => { | |
started = false; | |
lastline = 'close'; | |
console.log('error'); | |
}); | |
} | |
setInterval(function() { | |
noline++; | |
console.log(noline); | |
if(noline > 5) { | |
if(started){ | |
process.kill(ffmpeg.pid); | |
setTimeout(function(){exec('killall -KILL ffmpeg')},2000); | |
} | |
started=false; | |
} | |
if(noline > 10) { | |
if(started == false) | |
start_ffmpeg(); | |
noline = 0; | |
started = true; | |
} | |
},1000); | |
start_ffmpeg(); | |
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