导入数据库表和音视频demo

media-server-demo-node/lib/datachannels.js

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+//Get the Medooze Media Server interface
+const MediaServer = require("medooze-media-server");
+
+//Get Semantic SDP objects
+const SemanticSDP	= require("semantic-sdp");
+const SDPInfo		= SemanticSDP.SDPInfo;
+const MediaInfo		= SemanticSDP.MediaInfo;
+const CandidateInfo	= SemanticSDP.CandidateInfo;
+const DTLSInfo		= SemanticSDP.DTLSInfo;
+const ICEInfo		= SemanticSDP.ICEInfo;
+const StreamInfo	= SemanticSDP.StreamInfo;
+const TrackInfo		= SemanticSDP.TrackInfo;
+const Direction		= SemanticSDP.Direction;
+const CodecInfo		= SemanticSDP.CodecInfo;
+
+const Capabilities = {
+	data : {
+		
+	}
+};
+
+module.exports = function(request,protocol,endpoint)
+{
+	const connection = request.accept(protocol);
+
+	connection.on('message', (frame) =>
+	{
+		//Get cmd
+		var msg = JSON.parse(frame.utf8Data);
+
+		//Get cmd
+		if (msg.cmd==="OFFER")
+		{
+			//Process the sdp
+			var offer = SDPInfo.process(msg.offer);
+
+			//Create an DTLS ICE transport in that enpoint
+			const transport = endpoint.createTransport(offer);
+
+			//transport.dump("/tmp/svc.pcap");
+
+			//Set RTP remote properties
+			 transport.setRemoteProperties({
+				audio : offer.getMedia("audio"),
+				video : offer.getMedia("video")
+			});
+
+			//Create local SDP info
+			const answer = offer.answer({
+				dtls		: transport.getLocalDTLSInfo(),
+				ice		: transport.getLocalICEInfo(),
+				candidates	: endpoint.getLocalCandidates(),
+				capabilities	: Capabilities
+			});
+
+			//Set RTP local  properties
+			transport.setLocalProperties({
+				video : answer.getMedia("video")
+			});
+
+			//Get offered stream info
+			//Send response
+			connection.sendUTF(JSON.stringify({
+				answer : answer.toString()
+			}));
+
+			//Close on disconnect
+			connection.on("close",() => {
+				//Stop
+				transport.stop();
+			});
+		}
+	});
+};