Created
January 20, 2012 11:17
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Stream live web cam video using Node.js and Gstreamer
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{ | |
"name": "streamingtest", | |
"version": "0.0.1", | |
"engines": { | |
"node": ">=0.6.0" | |
}, | |
"dependencies": { | |
"express": "2.5.x", | |
"coffee-script": "1.2.x" | |
}, | |
"devDependencies": { | |
"supervisor": "0.2.x" | |
}, | |
"scripts": { | |
"start": "supervisor -w server.coffee -x coffee server.coffee" | |
}, | |
"config": { | |
"port": 9001 | |
} | |
} |
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# Original article http://delog.wordpress.com/2011/04/26/stream-live-webm-video-to-browser-using-node-js-and-gstreamer/ | |
express = require 'express' | |
net = require 'net' | |
child = require 'child_process' | |
app = express.createServer() | |
app.get '/stream', (req, res) -> | |
res.writeHead 200, { | |
'Date': (new Date()).toUTCString() | |
'Connection': 'close' | |
'Cache-Control': 'private' | |
'Content-Type': 'video/webm' | |
} | |
server = net.createServer (socket) -> | |
socket.on 'data', (data) -> | |
res.write(data) | |
socket.on 'close', (had_error) -> | |
res.end() | |
server.listen () -> | |
args = [ | |
'v4l2src', | |
'!', 'video/x-raw-rgb,framerate=30/1', | |
'!', 'ffmpegcolorspace', | |
'!', 'vp8enc', 'speed=2', | |
'!', 'queue2', | |
'!', 'm.', 'autoaudiosrc', | |
'!', 'audioconvert', | |
'!', 'vorbisenc', | |
'!', 'queue2', | |
'!', 'm.', 'webmmux', 'name=m', 'streamable=true', | |
'!', 'tcpclientsink', 'host=localhost', 'port=' + server.address().port | |
] | |
# gst-launch is in Ubuntu package gstreamer-tools | |
gst_muxer = child.spawn 'gst-launch', args, null | |
gst_muxer.stderr.on 'data', onSpawnError | |
gst_muxer.on 'exit', onSpawnExit | |
res.connection.on 'close', () -> | |
gst_muxer.kill() | |
app.listen process.env.npm_package_config_port | |
onSpawnError = (data) -> | |
console.log data.toString() | |
onSpawnExit = (code) -> | |
if code? | |
console.error 'GStreamer error, exit code ' + code | |
process.on 'uncaughtException', (err) -> | |
console.debug err |
@ptkarthikreddy the dependencies and stuff are probably outdated, but it used to work by running npm install
, then npm start
, and then opening http://localhost:9001/ using Chrome/Chromium.
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Hi vesse.How to run this application in browser