jsmpeg组件包

2024-10-18 11:04:03 +08:00
parent 8a31a31d93
commit 2c17b8f9d8
30 changed files with 8128 additions and 0 deletions
--- a/public/static/jsmpeg-master/websocket-relay.js
+++ b/public/static/jsmpeg-master/websocket-relay.js
@@ -0,0 +1,92 @@
+// Use the websocket-relay to serve a raw MPEG-TS over WebSockets. You can use
+// ffmpeg to feed the relay. ffmpeg -> websocket-relay -> browser
+// Example:
+// node websocket-relay yoursecret 8081 8082
+// ffmpeg -i <some input> -f mpegts http://localhost:8081/yoursecret
+
+var fs = require('fs'),
+	http = require('http'),
+	WebSocket = require('ws');
+
+if (process.argv.length < 3) {
+	console.log(
+		'Usage: \n' +
+		'node websocket-relay.js <secret> [<stream-port> <websocket-port>]'
+	);
+	process.exit();
+}
+
+var STREAM_SECRET = process.argv[2],
+	STREAM_PORT = process.argv[3] || 8081,
+	WEBSOCKET_PORT = process.argv[4] || 8082,
+	RECORD_STREAM = false;
+
+// Websocket Server
+var socketServer = new WebSocket.Server({port: WEBSOCKET_PORT, perMessageDeflate: false});
+socketServer.connectionCount = 0;
+socketServer.on('connection', function(socket, upgradeReq) {
+	socketServer.connectionCount++;
+	console.log(
+		'New WebSocket Connection: ',
+		(upgradeReq || socket.upgradeReq).socket.remoteAddress,
+		(upgradeReq || socket.upgradeReq).headers['user-agent'],
+		'('+socketServer.connectionCount+' total)'
+	);
+	socket.on('close', function(code, message){
+		socketServer.connectionCount--;
+		console.log(
+			'Disconnected WebSocket ('+socketServer.connectionCount+' total)'
+		);
+	});
+});
+socketServer.broadcast = function(data) {
+	socketServer.clients.forEach(function each(client) {
+		if (client.readyState === WebSocket.OPEN) {
+			client.send(data);
+		}
+	});
+};
+
+// HTTP Server to accept incomming MPEG-TS Stream from ffmpeg
+var streamServer = http.createServer( function(request, response) {
+	var params = request.url.substr(1).split('/');
+
+	if (params[0] !== STREAM_SECRET) {
+		console.log(
+			'Failed Stream Connection: '+ request.socket.remoteAddress + ':' +
+			request.socket.remotePort + ' - wrong secret.'
+		);
+		response.end();
+	}
+
+	response.connection.setTimeout(0);
+	console.log(
+		'Stream Connected: ' +
+		request.socket.remoteAddress + ':' +
+		request.socket.remotePort
+	);
+	request.on('data', function(data){
+		socketServer.broadcast(data);
+		if (request.socket.recording) {
+			request.socket.recording.write(data);
+		}
+	});
+	request.on('end',function(){
+		console.log('close');
+		if (request.socket.recording) {
+			request.socket.recording.close();
+		}
+	});
+
+	// Record the stream to a local file?
+	if (RECORD_STREAM) {
+		var path = 'recordings/' + Date.now() + '.ts';
+		request.socket.recording = fs.createWriteStream(path);
+	}
+})
+// Keep the socket open for streaming
+streamServer.headersTimeout = 0;
+streamServer.listen(STREAM_PORT);
+
+console.log('Listening for incomming MPEG-TS Stream on http://127.0.0.1:'+STREAM_PORT+'/<secret>');
+console.log('Awaiting WebSocket connections on ws://127.0.0.1:'+WEBSOCKET_PORT+'/');