JanusJs

Fully functional reactive and promisified wrapper around native janusjs

Install

npm install typed_janus_js

Build for distribution

./build_janus.sh
npm run build

Api and documentation

Usage Examples

// video call screensharing example code
// you can see complete code in action under vanila-js example
import { JanusJs, JanusVideoCallPlugin } from "typed_janus_js";
import { config } from "./conf";

const janus = new JanusJs(config.meetecho);
await janus.init({ debug: false });
const session = await janus.createSession();
const publisher = await session.attach(JanusVideoCallPlugin);
publisher.onMessage.subscribe((msg) => {
  if (msg.jsep) {
    publisher.handleRemoteJsep({ jsep: msg.jsep });
  }
});
const remoteVideo = document.getElementById("remotevideo");
let remoteStream = new MediaStream();
console.log(remoteVideo);
publisher.onRemoteTrack.subscribe(({ mid, on, track }) => {
  if (on) {
    remoteStream.addTrack(track);
  } else {
    remoteStream.removeTrack(track);
  }
});
remoteVideo.srcObject = remoteStream;

const username = prompt("Enter your name: ");
await publisher.register(username);
const user = prompt("Enter user you want to call: ");
await publisher.call(
  user,
  await publisher.createOffer({
    tracks: [
      { type: "audio", capture: true, recv: true },
      { type: "screen", capture: true, recv: true },
    ],
  })
);

// video room example code
// you can see complete code in action under vanila-js example
import { JanusJs, JanusVideoRoomPlugin } from "typed_janus_js";
import { config } from "./conf";
const janus = new JanusJs(config.meetecho);
await janus.init({ debug: false });
const session = await janus.createSession();
const publisher = await session.attach(JanusVideoRoomPlugin);
const subscriber = await session.attach(JanusVideoRoomPlugin);

const username = prompt("Enter your name: ");
await publisher.joinRoomAsPublisher(1234, { display: username });
await publisher.publishAsPublisher(
  await publisher.createOffer({ media: { audio: true, video: true } }),
  { bitrate: 2000000 }
);

publisher.onMessage.subscribe(async ({ jsep, message }) => {
  const result = message?.result;
  const event = result?.event;
  console.log(message, jsep);
  if (jsep) {
    publisher.handleRemoteJsep({ jsep });
  }
});
// console.log(await publisher.listParticipants(1234));
subscriber.onMessage.subscribe(async ({ jsep, message }) => {
  if (jsep) {
    publisher.handleRemoteJsep({ jsep });
  }
});

subscriber.onRemoteTrack.subscribe((track, on, mid) => {
  console.log({ track, on, mid });
});