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www.franconian.net/static/kevin-master/view.html

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Add KEVIN with custom STUN/TURN server
2021-12-11 23:51:33 +01:00
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, shrink-to-fit=no">
<title>OBS view - KEVIN</title>
Fix base URL for KEVIN
2021-12-11 23:56:02 +01:00
<base href="/kevin-master">
Add KEVIN with custom STUN/TURN server
2021-12-11 23:51:33 +01:00
<link rel="stylesheet" href="assets/bootstrap/css/bootstrap.min.css?h=5d0606363cf6affbcda5495e4fefc96c">
<link rel="stylesheet" href="assets/fonts/Lato.css">
<link rel="stylesheet" href="assets/fonts/font-awesome.min.css?h=9db842b3dc3336737559eb4abc0f1b3d">
<link rel="stylesheet" href="assets/fonts/material-icons.min.css?h=9db842b3dc3336737559eb4abc0f1b3d">
<link rel="stylesheet" href="assets/fonts/simple-line-icons.min.css?h=9db842b3dc3336737559eb4abc0f1b3d">
<link rel="stylesheet" href="assets/css/animate.css">
</head>
<body>
<div id="videos-container"></div>
<input type="text" id="room-id" value="abcdef" autocorrect=off autocapitalize=off size=20 style="display: none;">
<script src="assets/js/jquery.min.js?h=89312d34339dcd686309fe284b3f226f"></script>
<script src="assets/bootstrap/js/bootstrap.min.js?h=03ab36d1dde930b7d44a712f19075641"></script>
<script src="assets/js/script.min.js?h=84a111365b31658389bfd638cc1392eb"></script>
<script src="assets/js/RTCMultiConnection.js"></script>
<script src="assets/js/adapter.js"></script>
<script src="/socket.io/socket.io.js"></script>
<link rel="stylesheet" href="assets/css/getHTMLMediaElementFull.css">
<script src="assets/js/getHTMLMediaElement.js"></script>
<script src="assets/js/RecordRTC.js"></script>
<script>
// ......................................................
// ..................RTCMultiConnection Code.............
// ......................................................
var connection = new RTCMultiConnection();
connection.socketURL = 'https://kevin.c3voc.de/';
connection.socketMessageEvent = 'rC3-VOCcast';
connection.session = {
audio: true,
video: true,
//oneway: true
};
connection.sdpConstraints.mandatory = {
OfferToReceiveAudio: true,
OfferToReceiveVideo: true
};
// STAR_FIX_VIDEO_AUTO_PAUSE_ISSUES
// via: https://github.com/muaz-khan/RTCMultiConnection/issues/778#issuecomment-524853468
var bitrates = 512;
var resolutions = 'Ultra-HD';
var videoConstraints = {};
if (resolutions == 'HD') {
videoConstraints = {
width: {
ideal: 1280
},
height: {
ideal: 720
},
frameRate: 30
};
}
if (resolutions == 'Ultra-HD') {
videoConstraints = {
width: {
ideal: 1920
},
height: {
ideal: 1080
},
frameRate: 30
};
}
connection.mediaConstraints = {
video: videoConstraints,
audio: true
};
var CodecsHandler = connection.CodecsHandler;
connection.processSdp = function(sdp) {
var codecs = 'vp8';
if (codecs.length) {
sdp = CodecsHandler.preferCodec(sdp, codecs.toLowerCase());
}
if (resolutions == 'HD') {
sdp = CodecsHandler.setApplicationSpecificBandwidth(sdp, {
audio: 128,
video: bitrates,
screen: bitrates
});
sdp = CodecsHandler.setVideoBitrates(sdp, {
min: bitrates * 8 * 1024,
max: bitrates * 8 * 1024,
});
}
if (resolutions == 'Ultra-HD') {
sdp = CodecsHandler.setApplicationSpecificBandwidth(sdp, {
audio: 128,
video: bitrates,
screen: bitrates
});
sdp = CodecsHandler.setVideoBitrates(sdp, {
min: bitrates * 8 * 1024,
max: bitrates * 8 * 1024,
});
}
return sdp;
};
// END_FIX_VIDEO_AUTO_PAUSE_ISSUES
connection.iceServers = [];
connection.iceServers.push({
'urls': 'stun:stun.franconian.net:3478',
});
connection.iceServers.push({
'urls': 'turn:stun.franconian.net:3478',
'credential': 'ec0WlmT6lj0p4ou8XFAV66nTDopm9JPra3TnIIkxUM1VaqwAzTtoFqbXVeOoFsdU',
'username': 'turnuser',
});
connection.videosContainer = document.getElementById('videos-container');
connection.onstream = function(event) {
var existing = document.getElementById(event.streamid);
if(existing && existing.parentNode) {
existing.parentNode.removeChild(existing);
}
event.mediaElement.removeAttribute('src');
event.mediaElement.removeAttribute('srcObject');
event.mediaElement.muted = true;
event.mediaElement.volume = 0;
var video = document.createElement('video');
try {
video.setAttributeNode(document.createAttribute('autoplay'));
video.setAttributeNode(document.createAttribute('playsinline'));
} catch (e) {
video.setAttribute('autoplay', true);
video.setAttribute('playsinline', true);
}
if(event.type === 'local') {
video.volume = 0;
try {
video.setAttributeNode(document.createAttribute('muted'));
} catch (e) {
video.setAttribute('muted', true);
}
}
video.srcObject = event.stream;
var width = params.width;
if (params.action && params.action == 'view') {
var mediaElement = getHTMLMediaElement(video, {
buttons: [''],
width: width,
showOnMouseEnter: false
});
//document.querySelector("video").requestFullscreen();
}
else {
var mediaElement = getHTMLMediaElement(video, {
title: event.userid,
buttons: ['full-screen'],
width: width,
showOnMouseEnter: true
});
}
connection.videosContainer.appendChild(mediaElement);
setTimeout(function() {
mediaElement.media.play();
}, 5000);
mediaElement.id = event.streamid;
// to keep room-id in cache
//localStorage.setItem(connection.socketMessageEvent, connection.sessionid);
if(event.type === 'local') {
connection.socket.on('disconnect', function() {
if(!connection.getAllParticipants().length) {
location.reload();
}
});
}
};
connection.onstreamended = function(event) {
var mediaElement = document.getElementById(event.streamid);
if (mediaElement) {
mediaElement.parentNode.removeChild(mediaElement);
}
};
connection.onMediaError = function(e) {
if (e.message === 'Concurrent mic process limit.') {
if (DetectRTC.audioInputDevices.length <= 1) {
alert('Please select external microphone. Check github issue number 483.');
return;
}
var secondaryMic = DetectRTC.audioInputDevices[1].deviceId;
connection.mediaConstraints.audio = {
deviceId: secondaryMic
};
connection.join(connection.sessionid);
}
};
// ......................................................
// ......................Handling Room-ID................
// ......................................................
(function() {
var params = {},
r = /([^&=]+)=?([^&]*)/g;
function d(s) {
return decodeURIComponent(s.replace(/\+/g, ' '));
}
var match, search = window.location.search;
while (match = r.exec(search.substring(1)))
params[d(match[1])] = d(match[2]);
window.params = params;
console.log(params);
})();
function genID() {
var chars = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
var idsize = 8;
var streamid = '';
for (var i = 0; i < idsize; i++) {
streamid += chars.charAt(Math.floor(Math.random() * chars.length));
}
return streamid;
}
var roomid = '';
//if (localStorage.getItem(connection.socketMessageEvent)) {
// roomid = localStorage.getItem(connection.socketMessageEvent);
//} else {
// roomid = genID();
//}
roomid = genID();
console.log('roomid gen: ' + roomid);
var txtRoomId = document.getElementById('room-id');
txtRoomId.value = roomid;
//txtRoomId.onkeyup = txtRoomId.oninput = txtRoomId.onpaste = function() {
// localStorage.setItem(connection.socketMessageEvent, document.getElementById('room-id').value);
//};
var hashString = location.hash.replace('#', '');
if (hashString.length && hashString.indexOf('comment-') == 0) {
hashString = '';
}
var roomid = params.roomid;
if (!roomid && hashString.length) {
roomid = hashString;
}
var action = params.action
if (roomid && roomid.length) {
document.getElementById('room-id').value = roomid;
//localStorage.setItem(connection.socketMessageEvent, roomid);
// auto-join-room
(function reCheckRoomPresence() {
connection.checkPresence(roomid, function(isRoomExist) {
if (isRoomExist) {
if (action && action == 'view') {
connection.sdpConstraints.mandatory = {
OfferToReceiveAudio: true,
OfferToReceiveVideo: true
};
connection.session = {
audio: true,
video: true,
oneway: true
};
connection.join(roomid);
return;
} else {
connection.join(roomid);
return;
}
}
setTimeout(reCheckRoomPresence, 5000);
});
})();
}
// detect 2G
if(navigator.connection &&
navigator.connection.type === 'cellular' &&
navigator.connection.downlinkMax <= 0.115) {
alert('2G is not supported. Please use a better internet service.');
}
</script>
</body>
</html>