// Handle range requests if (range) { const parts = range.replace(/bytes=/, "").split("-"); const start = parseInt(parts[0], 10); const end = parts[1] ? parseInt(parts[1], 10) : fileSize - 1; const chunksize = (end - start) + 1;

const stat = fs.statSync(filePath); const fileSize = stat.size; const range = req.headers.range;

#NodeJS #VideoStreaming #WebDevelopment #Backend #JavaScript

const stream = fs.createReadStream(filePath, { start, end });

stream.pipe(res); } else { res.writeHead(200, { 'Content-Length': fileSize, 'Content-Type': 'video/mp4', }); fs.createReadStream(filePath).pipe(res); } });

// Check if file exists if (!fs.existsSync(filePath)) { return res.status(404).send('Video not found'); }

app.listen(3000, () => { console.log('Streaming server running on port 3000'); }); 1. Authentication & Authorization const jwt = require('jsonwebtoken'); app.use('/video/:filename', (req, res, next) => { const token = req.headers.authorization; if (!token) return res.status(401).send('Unauthorized');

app.get('/video/:filename', (req, res) => { const filename = req.params.filename; const filePath = path.join(__dirname, 'videos', filename);