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index.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>Audio Example — naf-janus-adapter</title>
<meta name="description" content="Audio Example — naf-janus-adapter" />
<script src="https://aframe.io/releases/1.6.0/aframe.min.js" crossorigin="anonymous"></script>
<script
src="https://unpkg.com/networked-aframe@^0.12.0/dist/networked-aframe.min.js"
crossorigin="anonymous"
></script>
<script src="https://webrtc.github.io/adapter/adapter-latest.js" crossorigin="anonymous"></script>
<script src="./dist/naf-janus-adapter.js"></script>
<script src="./js/audio-system.js"></script>
<script
src="https://cdn.jsdelivr.net/npm/[email protected]/dist/aframe-randomizer-components.min.js"
crossorigin="anonymous"
></script>
<script
src="https://cdn.jsdelivr.net/npm/[email protected]/dist/aframe-environment-component.min.js"
crossorigin="anonymous"
></script>
<script>
// see issue https://github.com/networked-aframe/networked-aframe/issues/267
NAF.schemas.getComponentsOriginal = NAF.schemas.getComponents;
NAF.schemas.getComponents = (template) => {
if (!NAF.schemas.hasTemplate("#avatar-template")) {
NAF.schemas.add({
template: "#avatar-template",
components: [
"position",
"rotation",
{
selector: ".head",
component: "material",
property: "color",
},
],
});
}
const components = NAF.schemas.getComponentsOriginal(template);
return components;
};
</script>
<link rel="stylesheet" type="text/css" href="./css/style.css" />
</head>
<body>
<!--
For development, networked-scene is configured with:
adapter: janus
serverURL: wss://192.168.1.15:8080/janus;
Run janus container locally:
cd janus-plugin-sfu/docker
docker compose up
cd naf-janus-adapter
npm start # to have https proxy on 8080 to janus http://127.0.0.1:8188/janus
go to https://192.168.1.15:8080
-->
<a-scene
audio
networked-scene="
room: 1;
debug: true;
adapter: janus;
connectOnLoad: true;
serverURL: wss://192.168.1.15:8080/janus;
"
renderer="physicallyCorrectLights: true;"
>
<a-assets>
<!-- Templates -->
<!-- Avatar -->
<template id="avatar-template">
<a-entity class="avatar" networked-audio-source>
<a-sphere class="head" scale="0.45 0.5 0.4"></a-sphere>
<a-entity class="face" position="0 0.05 0">
<a-sphere class="eye" color="#efefef" position="0.16 0.1 -0.35" scale="0.12 0.12 0.12">
<a-sphere class="pupil" color="#000" position="0 0 -1" scale="0.2 0.2 0.2"></a-sphere>
</a-sphere>
<a-sphere class="eye" color="#efefef" position="-0.16 0.1 -0.35" scale="0.12 0.12 0.12">
<a-sphere class="pupil" color="#000" position="0 0 -1" scale="0.2 0.2 0.2"></a-sphere>
</a-sphere>
</a-entity>
</a-entity>
</template>
<!-- /Templates -->
</a-assets>
<a-entity id="rig">
<a-entity
id="player"
networked="template:#avatar-template;attachTemplateToLocal:false;"
camera
position="0 1.6 0"
wasd-controls
look-controls
>
<a-sphere class="head" visible="false" random-color></a-sphere>
</a-entity>
</a-entity>
<a-entity environment="preset:arches"></a-entity>
<a-entity light="type:ambient;intensity:1.0"></a-entity>
</a-scene>
<div class="actions">
<button id="mic-btn" type="button" class="button">Mute Mic</button>
</div>
<script>
function genClientId() {
return String(crypto.getRandomValues(new Uint32Array(1))[0]);
}
const setupPeerConnectionConfig = (adapter, iceServers) => {
const qs = new URLSearchParams(location.search);
const forceTurn = qs.get("force_turn");
const forceTcp = qs.get("force_tcp");
const peerConnectionConfig = {};
if (iceServers && iceServers.urls !== null) {
if (forceTcp) {
iceServers.urls = iceServers.urls.filter((url) => url.startsWith("turn") && url.endsWith("tcp"));
}
const hasStunServer = !!iceServers.urls.find((url) => url.startsWith("stun"));
const newIceServers = [];
if (!forceTcp && !forceTurn && !hasStunServer) {
newIceServers.push({ urls: "stun:stun1.l.google.com:19302" });
}
// remove __typename from the graphql query
newIceServers.push({
username: iceServers.username,
credential: iceServers.credential,
urls: iceServers.urls,
});
peerConnectionConfig.iceServers = newIceServers;
if (forceTurn || forceTcp) {
peerConnectionConfig.iceTransportPolicy = "relay";
}
} else {
peerConnectionConfig.iceServers = [
{ urls: "stun:stun1.l.google.com:19302" },
{ urls: "stun:stun2.l.google.com:19302" },
];
}
adapter.setPeerConnectionConfig(peerConnectionConfig);
};
const state = {};
state.micEnabled = true; // set it to false if you want to be muted initially.
// Prompt for audio.
document.addEventListener("DOMContentLoaded", () => {
const scene = document.querySelector("a-scene");
const micBtnEl = document.getElementById("mic-btn");
// Handle mic button click (Mute and Unmute)
micBtnEl.addEventListener("click", function () {
NAF.connection.adapter.enableMicrophone(!state.micEnabled);
state.micEnabled = !state.micEnabled;
micBtnEl.textContent = state.micEnabled ? "Mute Mic" : "Unmute Mic";
});
micBtnEl.textContent = state.micEnabled ? "Mute Mic" : "Unmute Mic";
scene.addEventListener("adapter-ready", ({ detail: adapter }) => {
// We don't use the syncOccupants API, set requestedOccupants to be the same array instance as availableOccupants
adapter.requestedOccupants = adapter.availableOccupants;
// See https://github.com/networked-aframe/naf-janus-adapter/issues/14 to properly protect the credentials of the turn server
// const iceServers = {
// credential: "TheCredential",
// urls: [
// "stun:fr-turn6.xirsys.com",
// "turn:fr-turn6.xirsys.com:80?transport=udp",
// "turn:fr-turn6.xirsys.com:3478?transport=udp",
// "turn:fr-turn6.xirsys.com:80?transport=tcp",
// "turn:fr-turn6.xirsys.com:3478?transport=tcp",
// "turns:fr-turn6.xirsys.com:443?transport=tcp",
// "turns:fr-turn6.xirsys.com:5349?transport=tcp",
// ],
// username: "TheUserName",
// };
const iceServers = {
urls: ["stun:stun1.l.google.com:19302"],
};
setupPeerConnectionConfig(adapter, iceServers);
// See https://github.com/networked-aframe/naf-janus-adapter/issues/48 to better handle the connection error.
// Here we just log the error to not have an infinite reconnection.
adapter.onReconnectionError = () => console.error("connect_error");
adapter.onReconnected = () => {
console.log("reconnected");
};
const clientId = genClientId(); // generate a random 16 characters string, but you can use a uuid4 for example
adapter.setClientId(clientId);
// See https://bugs.webkit.org/show_bug.cgi?id=236219 and workaround described in comment
// https://bugs.webkit.org/show_bug.cgi?id=218012#c37 to fix low volume on Safari iOS 16.5 compared to Chrome iOS
if (navigator.audioSession) navigator.audioSession.type = "play-and-record";
navigator.mediaDevices
.getUserMedia({ audio: { echoCancellation: true, noiseSuppression: true, autoGainControl: true } })
.then((stream) => {
if (navigator.audioSession) navigator.audioSession.type = "playback";
const audioSystem = scene.systems.audio;
audioSystem.addStreamToOutboundAudio("microphone", stream);
adapter.setLocalMediaStream(audioSystem.outboundStream).then(() => {
// Note that networked-scene audio:true option has no effect with the janus adapter
adapter.enableMicrophone(state.micEnabled);
});
})
.catch((err) => {
console.warn("Microphone access not allowed. This client will not broadcast audio.");
});
});
});
// Called by Networked-Aframe when connected to server
function onConnect() {
console.log("onConnect", new Date());
}
</script>
</body>
</html>