Merge pull request #5226 from antobinary/kurento-screenshare
Kurento screensharing - handle "stop sharing" trigger from Chrome
This commit is contained in:
Anton Georgiev
GitHub
commit
52152c8543
@ -1,18 +1,17 @@
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var isFirefox = typeof window.InstallTrigger !== 'undefined';
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var isOpera = !!window.opera || navigator.userAgent.indexOf(' OPR/') >= 0;
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var isChrome = !!window.chrome && !isOpera;
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var isSafari = navigator.userAgent.indexOf("Safari") >= 0 && !isChrome;
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var kurentoHandler = null;
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const isFirefox = typeof window.InstallTrigger !== 'undefined';
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const isOpera = !!window.opera || navigator.userAgent.indexOf(' OPR/') >= 0;
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const isChrome = !!window.chrome && !isOpera;
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const isSafari = navigator.userAgent.indexOf('Safari') >= 0 && !isChrome;
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const kurentoHandler = null;
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Kurento = function (
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tag,
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voiceBridge,
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conferenceUsername,
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internalMeetingId,
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onFail = null,
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chromeExtension = null
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) {
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tag,
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voiceBridge,
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conferenceUsername,
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internalMeetingId,
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onFail = null,
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chromeExtension = null,
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) {
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this.ws = null;
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this.video;
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this.screen;
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@ -21,7 +20,7 @@ Kurento = function (
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this.screenConstraints = {};
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this.mediaCallback = null;
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this.voiceBridge = voiceBridge + '-SCREENSHARE';
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this.voiceBridge = `${voiceBridge}-SCREENSHARE`;
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this.internalMeetingId = internalMeetingId;
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this.vid_width = window.screen.width;
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@ -35,9 +34,9 @@ Kurento = function (
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this.caller_id_name = conferenceUsername;
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this.caller_id_number = conferenceUsername;
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this.kurentoPort = "bbb-webrtc-sfu";
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this.kurentoPort = 'bbb-webrtc-sfu';
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this.hostName = window.location.hostname;
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this.socketUrl = 'wss://' + this.hostName + '/' + this.kurentoPort;
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this.socketUrl = `wss://${this.hostName}/${this.kurentoPort}`;
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this.iceServers = null;
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@ -49,23 +48,23 @@ Kurento = function (
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if (onFail != null) {
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this.onFail = Kurento.normalizeCallback(onFail);
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} else {
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var _this = this;
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const _this = this;
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this.onFail = function () {
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_this.logError('Default error handler');
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};
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}
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};
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this.KurentoManager= function () {
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this.KurentoManager = function () {
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this.kurentoVideo = null;
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this.kurentoScreenshare = null;
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};
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KurentoManager.prototype.exitScreenShare = function () {
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console.log(" [exitScreenShare] Exiting screensharing");
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if(typeof this.kurentoScreenshare !== 'undefined' && this.kurentoScreenshare) {
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if(this.kurentoScreenshare.ws !== null) {
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this.kurentoScreenshare.ws.onclose = function(){};
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console.log(' [exitScreenShare] Exiting screensharing');
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if (typeof this.kurentoScreenshare !== 'undefined' && this.kurentoScreenshare) {
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if (this.kurentoScreenshare.ws !== null) {
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this.kurentoScreenshare.ws.onclose = function () {};
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this.kurentoScreenshare.ws.close();
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}
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@ -77,16 +76,16 @@ KurentoManager.prototype.exitScreenShare = function () {
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this.kurentoScreenshare = null;
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}
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if(typeof this.kurentoVideo !== 'undefined' && this.kurentoVideo) {
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if (typeof this.kurentoVideo !== 'undefined' && this.kurentoVideo) {
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this.exitVideo();
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}
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};
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KurentoManager.prototype.exitVideo = function () {
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console.log(" [exitScreenShare] Exiting screensharing viewing");
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if(typeof this.kurentoVideo !== 'undefined' && this.kurentoVideo) {
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if(this.kurentoVideo.ws !== null) {
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this.kurentoVideo.ws.onclose = function(){};
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console.log(' [exitScreenShare] Exiting screensharing viewing');
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if (typeof this.kurentoVideo !== 'undefined' && this.kurentoVideo) {
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if (this.kurentoVideo.ws !== null) {
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this.kurentoVideo.ws.onclose = function () {};
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this.kurentoVideo.ws.close();
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}
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@ -101,7 +100,7 @@ KurentoManager.prototype.exitVideo = function () {
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KurentoManager.prototype.shareScreen = function (tag) {
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this.exitScreenShare();
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var obj = Object.create(Kurento.prototype);
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const obj = Object.create(Kurento.prototype);
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Kurento.apply(obj, arguments);
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this.kurentoScreenshare = obj;
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this.kurentoScreenshare.setScreenShare(tag);
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@ -109,7 +108,7 @@ KurentoManager.prototype.shareScreen = function (tag) {
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KurentoManager.prototype.joinWatchVideo = function (tag) {
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this.exitVideo();
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var obj = Object.create(Kurento.prototype);
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const obj = Object.create(Kurento.prototype);
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Kurento.apply(obj, arguments);
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this.kurentoVideo = obj;
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this.kurentoVideo.setWatchVideo(tag);
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@ -128,30 +127,28 @@ Kurento.prototype.create = function (tag) {
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};
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Kurento.prototype.init = function () {
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var self = this;
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if("WebSocket" in window) {
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console.log("this browser supports websockets");
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const self = this;
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if ('WebSocket' in window) {
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console.log('this browser supports websockets');
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this.ws = new WebSocket(this.socketUrl);
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this.ws.onmessage = this.onWSMessage.bind(this);
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this.ws.onclose = (close) => {
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kurentoManager.exitScreenShare();
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self.onFail("Websocket connection closed");
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self.onFail('Websocket connection closed');
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};
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this.ws.onerror = (error) => {
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kurentoManager.exitScreenShare();
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self.onFail("Websocket connection error");
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self.onFail('Websocket connection error');
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};
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this.ws.onopen = function () {
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self.mediaCallback();
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}.bind(self);
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}
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else
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console.log("this browser does not support websockets");
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};
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} else { console.log('this browser does not support websockets'); }
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};
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Kurento.prototype.onWSMessage = function (message) {
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var parsedMessage = JSON.parse(message.data);
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const parsedMessage = JSON.parse(message.data);
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switch (parsedMessage.id) {
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case 'presenterResponse':
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@ -176,79 +173,79 @@ Kurento.prototype.setRenderTag = function (tag) {
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};
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Kurento.prototype.presenterResponse = function (message) {
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if (message.response != 'accepted') {
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var errorMsg = message.message ? message.message : 'Unknown error';
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console.warn('Call not accepted for the following reason: ' + JSON.stringify(errorMsg, null, 2));
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if (message.response !== 'accepted') {
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const errorMsg = message.message ? message.message : 'Unknown error';
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console.warn(`Call not accepted for the following reason: ${JSON.stringify(errorMsg, null, 2)}`);
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kurentoManager.exitScreenShare();
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this.onFail(errorMessage);
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} else {
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console.log("Presenter call was accepted with SDP => " + message.sdpAnswer);
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console.log(`Presenter call was accepted with SDP => ${message.sdpAnswer}`);
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this.webRtcPeer.processAnswer(message.sdpAnswer);
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}
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}
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};
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Kurento.prototype.viewerResponse = function (message) {
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if (message.response != 'accepted') {
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var errorMsg = message.message ? message.message : 'Unknown error';
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console.warn('Call not accepted for the following reason: ' + errorMsg);
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if (message.response !== 'accepted') {
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const errorMsg = message.message ? message.message : 'Unknown error';
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console.warn(`Call not accepted for the following reason: ${errorMsg}`);
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kurentoManager.exitScreenShare();
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this.onFail(errorMessage);
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} else {
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console.log("Viewer call was accepted with SDP => " + message.sdpAnswer);
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console.log(`Viewer call was accepted with SDP => ${message.sdpAnswer}`);
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this.webRtcPeer.processAnswer(message.sdpAnswer);
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}
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}
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};
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Kurento.prototype.serverResponse = function (message) {
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if (message.response != 'accepted') {
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var errorMsg = message.message ? message.message : 'Unknow error';
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console.warn('Call not accepted for the following reason: ' + errorMsg);
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if (message.response !== 'accepted') {
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const errorMsg = message.message ? message.message : 'Unknow error';
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console.warn(`Call not accepted for the following reason: ${errorMsg}`);
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kurentoManager.exitScreenShare();
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} else {
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this.webRtcPeer.processAnswer(message.sdpAnswer);
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}
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}
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};
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Kurento.prototype.makeShare = function() {
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var self = this;
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Kurento.prototype.makeShare = function () {
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const self = this;
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if (!this.webRtcPeer) {
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var options = {
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onicecandidate : self.onIceCandidate.bind(self)
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}
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const options = {
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onicecandidate: self.onIceCandidate.bind(self),
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};
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this.startScreenStreamFrom();
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}
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}
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};
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Kurento.prototype.onOfferPresenter = function (error, offerSdp) {
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let self = this;
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if(error) {
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console.log("Kurento.prototype.onOfferPresenter Error " + error);
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const self = this;
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if (error) {
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console.log(`Kurento.prototype.onOfferPresenter Error ${error}`);
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this.onFail(error);
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return;
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}
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var message = {
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id : 'presenter',
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const message = {
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id: 'presenter',
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type: 'screenshare',
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role: 'presenter',
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internalMeetingId: self.internalMeetingId,
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voiceBridge: self.voiceBridge,
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callerName : self.caller_id_name,
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sdpOffer : offerSdp,
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callerName: self.caller_id_name,
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sdpOffer: offerSdp,
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vh: self.vid_height,
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vw: self.vid_width
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vw: self.vid_width,
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};
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console.log("onOfferPresenter sending to screenshare server => " + JSON.stringify(message, null, 2));
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console.log(`onOfferPresenter sending to screenshare server => ${JSON.stringify(message, null, 2)}`);
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this.sendMessage(message);
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}
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};
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Kurento.prototype.startScreenStreamFrom = function () {
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var self = this;
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if (!!window.chrome) {
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const self = this;
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if (window.chrome) {
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if (!self.chromeExtension) {
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self.logError({
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status: 'failed',
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status: 'failed',
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message: 'Missing Chrome Extension key',
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});
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self.onFail();
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@ -262,55 +259,64 @@ Kurento.prototype.startScreenStreamFrom = function () {
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self.screenConstraints.video = {};
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console.log(self);
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var options = {
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const options = {
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localVideo: document.getElementById(this.renderTag),
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onicecandidate : self.onIceCandidate.bind(self),
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mediaConstraints : self.screenConstraints,
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sendSource : 'desktop'
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onicecandidate: self.onIceCandidate.bind(self),
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mediaConstraints: self.screenConstraints,
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sendSource: 'desktop',
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};
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console.log(" Peer options => " + JSON.stringify(options, null, 2));
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console.log(` Peer options => ${JSON.stringify(options, null, 2)}`);
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self.webRtcPeer = kurentoUtils.WebRtcPeer.WebRtcPeerSendonly(options, function(error) {
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if(error) {
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console.log("WebRtcPeerSendonly constructor error " + JSON.stringify(error, null, 2));
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self.webRtcPeer = kurentoUtils.WebRtcPeer.WebRtcPeerSendonly(options, (error) => {
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if (error) {
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console.log(`WebRtcPeerSendonly constructor error ${JSON.stringify(error, null, 2)}`);
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self.onFail(error);
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return kurentoManager.exitScreenShare();
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}
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self.webRtcPeer.generateOffer(self.onOfferPresenter.bind(self));
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console.log("Generated peer offer w/ options " + JSON.stringify(options));
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console.log(`Generated peer offer w/ options ${JSON.stringify(options)}`);
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const localStream = self.webRtcPeer.peerConnection.getLocalStreams()[0];
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localStream.getVideoTracks()[0].onended = function () {
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return kurentoManager.exitScreenShare();
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};
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localStream.getVideoTracks()[0].oninactive = function () {
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return kurentoManager.exitScreenShare();
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};
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});
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}
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};
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Kurento.prototype.onIceCandidate = function (candidate) {
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let self = this;
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console.log('Local candidate' + JSON.stringify(candidate));
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const self = this;
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console.log(`Local candidate${JSON.stringify(candidate)}`);
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var message = {
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id : 'onIceCandidate',
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const message = {
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id: 'onIceCandidate',
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role: 'presenter',
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type: 'screenshare',
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voiceBridge: self.voiceBridge,
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candidate : candidate
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}
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candidate,
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};
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this.sendMessage(message);
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}
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};
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Kurento.prototype.onViewerIceCandidate = function (candidate) {
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let self = this;
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console.log('Viewer local candidate' + JSON.stringify(candidate));
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const self = this;
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console.log(`Viewer local candidate${JSON.stringify(candidate)}`);
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var message = {
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id : 'viewerIceCandidate',
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const message = {
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id: 'viewerIceCandidate',
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role: 'viewer',
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type: 'screenshare',
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voiceBridge: self.voiceBridge,
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candidate : candidate,
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callerName: self.caller_id_name
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}
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candidate,
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callerName: self.caller_id_name,
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};
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this.sendMessage(message);
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}
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};
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Kurento.prototype.setWatchVideo = function (tag) {
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this.useVideo = true;
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@ -321,16 +327,15 @@ Kurento.prototype.setWatchVideo = function (tag) {
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};
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Kurento.prototype.viewer = function () {
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var self = this;
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const self = this;
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if (!this.webRtcPeer) {
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var options = {
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const options = {
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remoteVideo: document.getElementById(this.renderTag),
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onicecandidate : this.onViewerIceCandidate.bind(this)
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}
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onicecandidate: this.onViewerIceCandidate.bind(this),
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};
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self.webRtcPeer = kurentoUtils.WebRtcPeer.WebRtcPeerRecvonly(options, function(error) {
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if(error) {
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self.webRtcPeer = kurentoUtils.WebRtcPeer.WebRtcPeerRecvonly(options, function (error) {
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if (error) {
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return self.onFail(error);
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}
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@ -340,27 +345,27 @@ Kurento.prototype.viewer = function () {
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};
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Kurento.prototype.onOfferViewer = function (error, offerSdp) {
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let self = this;
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if(error) {
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console.log("Kurento.prototype.onOfferViewer Error " + error);
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const self = this;
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if (error) {
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console.log(`Kurento.prototype.onOfferViewer Error ${error}`);
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return this.onFail();
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}
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var message = {
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id : 'viewer',
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const message = {
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id: 'viewer',
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type: 'screenshare',
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role: 'viewer',
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internalMeetingId: self.internalMeetingId,
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voiceBridge: self.voiceBridge,
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callerName : self.caller_id_name,
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sdpOffer : offerSdp
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callerName: self.caller_id_name,
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sdpOffer: offerSdp,
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};
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console.log("onOfferViewer sending to screenshare server => " + JSON.stringify(message, null, 2));
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console.log(`onOfferViewer sending to screenshare server => ${JSON.stringify(message, null, 2)}`);
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this.sendMessage(message);
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};
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Kurento.prototype.stop = function() {
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//if (this.webRtcPeer) {
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Kurento.prototype.stop = function () {
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// if (this.webRtcPeer) {
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// var message = {
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// id : 'stop',
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// type : 'screenshare',
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@ -368,28 +373,28 @@ Kurento.prototype.stop = function() {
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// }
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// kurentoHandler.sendMessage(message);
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// kurentoHandler.disposeScreenShare();
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//}
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}
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// }
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};
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Kurento.prototype.dispose = function() {
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Kurento.prototype.dispose = function () {
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if (this.webRtcPeer) {
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this.webRtcPeer.dispose();
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this.webRtcPeer = null;
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}
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}
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};
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Kurento.prototype.disposeScreenShare = function() {
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Kurento.prototype.disposeScreenShare = function () {
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if (this.webRtcPeer) {
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this.webRtcPeer.dispose();
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this.webRtcPeer = null;
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}
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}
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};
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Kurento.prototype.sendMessage = function(message) {
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var jsonMessage = JSON.stringify(message);
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console.log('Sending message: ' + jsonMessage);
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Kurento.prototype.sendMessage = function (message) {
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const jsonMessage = JSON.stringify(message);
|
||||
console.log(`Sending message: ${jsonMessage}`);
|
||||
this.ws.send(jsonMessage);
|
||||
}
|
||||
};
|
||||
|
||||
Kurento.prototype.logger = function (obj) {
|
||||
console.log(obj);
|
||||
@ -401,77 +406,73 @@ Kurento.prototype.logError = function (obj) {
|
||||
|
||||
|
||||
Kurento.normalizeCallback = function (callback) {
|
||||
if (typeof callback == 'function') {
|
||||
if (typeof callback === 'function') {
|
||||
return callback;
|
||||
} else {
|
||||
console.log(document.getElementById('BigBlueButton')[callback]);
|
||||
return function (args) {
|
||||
document.getElementById('BigBlueButton')[callback](args);
|
||||
};
|
||||
}
|
||||
console.log(document.getElementById('BigBlueButton')[callback]);
|
||||
return function (args) {
|
||||
document.getElementById('BigBlueButton')[callback](args);
|
||||
};
|
||||
};
|
||||
|
||||
/* Global methods */
|
||||
|
||||
// this function explains how to use above methods/objects
|
||||
window.getScreenConstraints = function(sendSource, callback) {
|
||||
let chromeMediaSourceId = sendSource;
|
||||
let screenConstraints = {video: {}};
|
||||
window.getScreenConstraints = function (sendSource, callback) {
|
||||
const chromeMediaSourceId = sendSource;
|
||||
const screenConstraints = { video: {} };
|
||||
|
||||
// Limiting FPS to a range of 5-10 (5 ideal)
|
||||
screenConstraints.video.frameRate = {ideal: 5, max: 10};
|
||||
screenConstraints.video.frameRate = { ideal: 5, max: 10 };
|
||||
|
||||
// Limiting max resolution to screen size
|
||||
screenConstraints.video.height = {max: window.screen.height};
|
||||
screenConstraints.video.width = {max: window.screen.width};
|
||||
screenConstraints.video.height = { max: window.screen.height };
|
||||
screenConstraints.video.width = { max: window.screen.width };
|
||||
|
||||
if(isChrome) {
|
||||
getChromeScreenConstraints ((constraints) => {
|
||||
if (isChrome) {
|
||||
getChromeScreenConstraints((constraints) => {
|
||||
if (!constraints) {
|
||||
document.dispatchEvent(new Event("installChromeExtension"));
|
||||
document.dispatchEvent(new Event('installChromeExtension'));
|
||||
return;
|
||||
}
|
||||
|
||||
let sourceId = constraints.streamId;
|
||||
const sourceId = constraints.streamId;
|
||||
|
||||
kurentoManager.kurentoScreenshare.extensionInstalled = true;
|
||||
|
||||
// this statement sets gets 'sourceId" and sets "chromeMediaSourceId"
|
||||
screenConstraints.video.chromeMediaSource = { exact: [sendSource]};
|
||||
screenConstraints.video.chromeMediaSource = { exact: [sendSource] };
|
||||
screenConstraints.video.chromeMediaSourceId = sourceId;
|
||||
|
||||
console.log("getScreenConstraints for Chrome returns => ");
|
||||
console.log('getScreenConstraints for Chrome returns => ');
|
||||
console.log(screenConstraints);
|
||||
// now invoking native getUserMedia API
|
||||
callback(null, screenConstraints);
|
||||
|
||||
}, chromeExtension);
|
||||
}
|
||||
else if (isFirefox) {
|
||||
screenConstraints.video.mediaSource= "screen";
|
||||
} else if (isFirefox) {
|
||||
screenConstraints.video.mediaSource = 'screen';
|
||||
|
||||
console.log("getScreenConstraints for Firefox returns => ");
|
||||
console.log('getScreenConstraints for Firefox returns => ');
|
||||
console.log(screenConstraints);
|
||||
// now invoking native getUserMedia API
|
||||
callback(null, screenConstraints);
|
||||
} else if (isSafari) {
|
||||
screenConstraints.video.mediaSource = 'screen';
|
||||
|
||||
console.log('getScreenConstraints for Safari returns => ');
|
||||
console.log(screenConstraints);
|
||||
// now invoking native getUserMedia API
|
||||
callback(null, screenConstraints);
|
||||
}
|
||||
else if(isSafari) {
|
||||
screenConstraints.video.mediaSource= "screen";
|
||||
|
||||
console.log("getScreenConstraints for Safari returns => ");
|
||||
console.log(screenConstraints);
|
||||
// now invoking native getUserMedia API
|
||||
callback(null, screenConstraints);
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
window.kurentoInitialize = function () {
|
||||
if (window.kurentoManager == null || window.KurentoManager == undefined) {
|
||||
if (window.kurentoManager == null || window.KurentoManager === undefined) {
|
||||
window.kurentoManager = new KurentoManager();
|
||||
}
|
||||
};
|
||||
|
||||
window.kurentoShareScreen = function() {
|
||||
window.kurentoShareScreen = function () {
|
||||
window.kurentoInitialize();
|
||||
window.kurentoManager.shareScreen.apply(window.kurentoManager, arguments);
|
||||
};
|
||||
@ -490,18 +491,21 @@ window.kurentoWatchVideo = function () {
|
||||
window.kurentoExitVideo = function () {
|
||||
window.kurentoInitialize();
|
||||
window.kurentoManager.exitVideo();
|
||||
}
|
||||
};
|
||||
|
||||
window.getChromeScreenConstraints = function(callback, extensionId) {
|
||||
chrome.runtime.sendMessage(extensionId, {
|
||||
getStream: true,
|
||||
sources: [
|
||||
"window",
|
||||
"screen",
|
||||
"tab"
|
||||
]},
|
||||
function(response) {
|
||||
window.getChromeScreenConstraints = function (callback, extensionId) {
|
||||
chrome.runtime.sendMessage(
|
||||
extensionId, {
|
||||
getStream: true,
|
||||
sources: [
|
||||
'window',
|
||||
'screen',
|
||||
'tab',
|
||||
],
|
||||
},
|
||||
(response) => {
|
||||
console.log(response);
|
||||
callback(response);
|
||||
});
|
||||
};;
|
||||
},
|
||||
);
|
||||
};
|
||||
|
||||
@ -1,18 +1,17 @@
|
||||
var isFirefox = typeof window.InstallTrigger !== 'undefined';
|
||||
var isOpera = !!window.opera || navigator.userAgent.indexOf(' OPR/') >= 0;
|
||||
var isChrome = !!window.chrome && !isOpera;
|
||||
var isSafari = navigator.userAgent.indexOf("Safari") >= 0 && !isChrome;
|
||||
var kurentoHandler = null;
|
||||
const isFirefox = typeof window.InstallTrigger !== 'undefined';
|
||||
const isOpera = !!window.opera || navigator.userAgent.indexOf(' OPR/') >= 0;
|
||||
const isChrome = !!window.chrome && !isOpera;
|
||||
const isSafari = navigator.userAgent.indexOf('Safari') >= 0 && !isChrome;
|
||||
const kurentoHandler = null;
|
||||
|
||||
Kurento = function (
|
||||
tag,
|
||||
voiceBridge,
|
||||
conferenceUsername,
|
||||
internalMeetingId,
|
||||
onFail = null,
|
||||
chromeExtension = null
|
||||
) {
|
||||
|
||||
tag,
|
||||
voiceBridge,
|
||||
conferenceUsername,
|
||||
internalMeetingId,
|
||||
onFail = null,
|
||||
chromeExtension = null,
|
||||
) {
|
||||
this.ws = null;
|
||||
this.video;
|
||||
this.screen;
|
||||
@ -21,7 +20,7 @@ Kurento = function (
|
||||
this.screenConstraints = {};
|
||||
this.mediaCallback = null;
|
||||
|
||||
this.voiceBridge = voiceBridge + '-SCREENSHARE';
|
||||
this.voiceBridge = `${voiceBridge}-SCREENSHARE`;
|
||||
this.internalMeetingId = internalMeetingId;
|
||||
|
||||
this.vid_width = window.screen.width;
|
||||
@ -35,9 +34,9 @@ Kurento = function (
|
||||
this.caller_id_name = conferenceUsername;
|
||||
this.caller_id_number = conferenceUsername;
|
||||
|
||||
this.kurentoPort = "bbb-webrtc-sfu";
|
||||
this.kurentoPort = 'bbb-webrtc-sfu';
|
||||
this.hostName = window.location.hostname;
|
||||
this.socketUrl = 'wss://' + this.hostName + '/' + this.kurentoPort;
|
||||
this.socketUrl = `wss://${this.hostName}/${this.kurentoPort}`;
|
||||
|
||||
this.iceServers = null;
|
||||
|
||||
@ -49,23 +48,23 @@ Kurento = function (
|
||||
if (onFail != null) {
|
||||
this.onFail = Kurento.normalizeCallback(onFail);
|
||||
} else {
|
||||
var _this = this;
|
||||
const _this = this;
|
||||
this.onFail = function () {
|
||||
_this.logError('Default error handler');
|
||||
};
|
||||
}
|
||||
};
|
||||
|
||||
this.KurentoManager= function () {
|
||||
this.KurentoManager = function () {
|
||||
this.kurentoVideo = null;
|
||||
this.kurentoScreenshare = null;
|
||||
};
|
||||
|
||||
KurentoManager.prototype.exitScreenShare = function () {
|
||||
console.log(" [exitScreenShare] Exiting screensharing");
|
||||
if(typeof this.kurentoScreenshare !== 'undefined' && this.kurentoScreenshare) {
|
||||
if(this.kurentoScreenshare.ws !== null) {
|
||||
this.kurentoScreenshare.ws.onclose = function(){};
|
||||
console.log(' [exitScreenShare] Exiting screensharing');
|
||||
if (typeof this.kurentoScreenshare !== 'undefined' && this.kurentoScreenshare) {
|
||||
if (this.kurentoScreenshare.ws !== null) {
|
||||
this.kurentoScreenshare.ws.onclose = function () {};
|
||||
this.kurentoScreenshare.ws.close();
|
||||
}
|
||||
|
||||
@ -77,16 +76,16 @@ KurentoManager.prototype.exitScreenShare = function () {
|
||||
this.kurentoScreenshare = null;
|
||||
}
|
||||
|
||||
if(typeof this.kurentoVideo !== 'undefined' && this.kurentoVideo) {
|
||||
if (typeof this.kurentoVideo !== 'undefined' && this.kurentoVideo) {
|
||||
this.exitVideo();
|
||||
}
|
||||
};
|
||||
|
||||
KurentoManager.prototype.exitVideo = function () {
|
||||
console.log(" [exitScreenShare] Exiting screensharing viewing");
|
||||
if(typeof this.kurentoVideo !== 'undefined' && this.kurentoVideo) {
|
||||
if(this.kurentoVideo.ws !== null) {
|
||||
this.kurentoVideo.ws.onclose = function(){};
|
||||
console.log(' [exitScreenShare] Exiting screensharing viewing');
|
||||
if (typeof this.kurentoVideo !== 'undefined' && this.kurentoVideo) {
|
||||
if (this.kurentoVideo.ws !== null) {
|
||||
this.kurentoVideo.ws.onclose = function () {};
|
||||
this.kurentoVideo.ws.close();
|
||||
}
|
||||
|
||||
@ -101,7 +100,7 @@ KurentoManager.prototype.exitVideo = function () {
|
||||
|
||||
KurentoManager.prototype.shareScreen = function (tag) {
|
||||
this.exitScreenShare();
|
||||
var obj = Object.create(Kurento.prototype);
|
||||
const obj = Object.create(Kurento.prototype);
|
||||
Kurento.apply(obj, arguments);
|
||||
this.kurentoScreenshare = obj;
|
||||
this.kurentoScreenshare.setScreenShare(tag);
|
||||
@ -109,7 +108,7 @@ KurentoManager.prototype.shareScreen = function (tag) {
|
||||
|
||||
KurentoManager.prototype.joinWatchVideo = function (tag) {
|
||||
this.exitVideo();
|
||||
var obj = Object.create(Kurento.prototype);
|
||||
const obj = Object.create(Kurento.prototype);
|
||||
Kurento.apply(obj, arguments);
|
||||
this.kurentoVideo = obj;
|
||||
this.kurentoVideo.setWatchVideo(tag);
|
||||
@ -128,30 +127,28 @@ Kurento.prototype.create = function (tag) {
|
||||
};
|
||||
|
||||
Kurento.prototype.init = function () {
|
||||
var self = this;
|
||||
if("WebSocket" in window) {
|
||||
console.log("this browser supports websockets");
|
||||
const self = this;
|
||||
if ('WebSocket' in window) {
|
||||
console.log('this browser supports websockets');
|
||||
this.ws = new WebSocket(this.socketUrl);
|
||||
|
||||
this.ws.onmessage = this.onWSMessage.bind(this);
|
||||
this.ws.onclose = (close) => {
|
||||
kurentoManager.exitScreenShare();
|
||||
self.onFail("Websocket connection closed");
|
||||
self.onFail('Websocket connection closed');
|
||||
};
|
||||
this.ws.onerror = (error) => {
|
||||
kurentoManager.exitScreenShare();
|
||||
self.onFail("Websocket connection error");
|
||||
self.onFail('Websocket connection error');
|
||||
};
|
||||
this.ws.onopen = function () {
|
||||
self.mediaCallback();
|
||||
}.bind(self);
|
||||
}
|
||||
else
|
||||
console.log("this browser does not support websockets");
|
||||
};
|
||||
} else { console.log('this browser does not support websockets'); }
|
||||
};
|
||||
|
||||
Kurento.prototype.onWSMessage = function (message) {
|
||||
var parsedMessage = JSON.parse(message.data);
|
||||
const parsedMessage = JSON.parse(message.data);
|
||||
switch (parsedMessage.id) {
|
||||
|
||||
case 'presenterResponse':
|
||||
@ -176,79 +173,79 @@ Kurento.prototype.setRenderTag = function (tag) {
|
||||
};
|
||||
|
||||
Kurento.prototype.presenterResponse = function (message) {
|
||||
if (message.response != 'accepted') {
|
||||
var errorMsg = message.message ? message.message : 'Unknown error';
|
||||
console.warn('Call not accepted for the following reason: ' + JSON.stringify(errorMsg, null, 2));
|
||||
if (message.response !== 'accepted') {
|
||||
const errorMsg = message.message ? message.message : 'Unknown error';
|
||||
console.warn(`Call not accepted for the following reason: ${JSON.stringify(errorMsg, null, 2)}`);
|
||||
kurentoManager.exitScreenShare();
|
||||
this.onFail(errorMessage);
|
||||
} else {
|
||||
console.log("Presenter call was accepted with SDP => " + message.sdpAnswer);
|
||||
console.log(`Presenter call was accepted with SDP => ${message.sdpAnswer}`);
|
||||
this.webRtcPeer.processAnswer(message.sdpAnswer);
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
Kurento.prototype.viewerResponse = function (message) {
|
||||
if (message.response != 'accepted') {
|
||||
var errorMsg = message.message ? message.message : 'Unknown error';
|
||||
console.warn('Call not accepted for the following reason: ' + errorMsg);
|
||||
if (message.response !== 'accepted') {
|
||||
const errorMsg = message.message ? message.message : 'Unknown error';
|
||||
console.warn(`Call not accepted for the following reason: ${errorMsg}`);
|
||||
kurentoManager.exitScreenShare();
|
||||
this.onFail(errorMessage);
|
||||
} else {
|
||||
console.log("Viewer call was accepted with SDP => " + message.sdpAnswer);
|
||||
console.log(`Viewer call was accepted with SDP => ${message.sdpAnswer}`);
|
||||
this.webRtcPeer.processAnswer(message.sdpAnswer);
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
Kurento.prototype.serverResponse = function (message) {
|
||||
if (message.response != 'accepted') {
|
||||
var errorMsg = message.message ? message.message : 'Unknow error';
|
||||
console.warn('Call not accepted for the following reason: ' + errorMsg);
|
||||
if (message.response !== 'accepted') {
|
||||
const errorMsg = message.message ? message.message : 'Unknow error';
|
||||
console.warn(`Call not accepted for the following reason: ${errorMsg}`);
|
||||
kurentoManager.exitScreenShare();
|
||||
} else {
|
||||
this.webRtcPeer.processAnswer(message.sdpAnswer);
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
Kurento.prototype.makeShare = function() {
|
||||
var self = this;
|
||||
Kurento.prototype.makeShare = function () {
|
||||
const self = this;
|
||||
if (!this.webRtcPeer) {
|
||||
var options = {
|
||||
onicecandidate : self.onIceCandidate.bind(self)
|
||||
}
|
||||
const options = {
|
||||
onicecandidate: self.onIceCandidate.bind(self),
|
||||
};
|
||||
|
||||
this.startScreenStreamFrom();
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
Kurento.prototype.onOfferPresenter = function (error, offerSdp) {
|
||||
let self = this;
|
||||
if(error) {
|
||||
console.log("Kurento.prototype.onOfferPresenter Error " + error);
|
||||
const self = this;
|
||||
if (error) {
|
||||
console.log(`Kurento.prototype.onOfferPresenter Error ${error}`);
|
||||
this.onFail(error);
|
||||
return;
|
||||
}
|
||||
|
||||
var message = {
|
||||
id : 'presenter',
|
||||
const message = {
|
||||
id: 'presenter',
|
||||
type: 'screenshare',
|
||||
role: 'presenter',
|
||||
internalMeetingId: self.internalMeetingId,
|
||||
voiceBridge: self.voiceBridge,
|
||||
callerName : self.caller_id_name,
|
||||
sdpOffer : offerSdp,
|
||||
callerName: self.caller_id_name,
|
||||
sdpOffer: offerSdp,
|
||||
vh: self.vid_height,
|
||||
vw: self.vid_width
|
||||
vw: self.vid_width,
|
||||
};
|
||||
console.log("onOfferPresenter sending to screenshare server => " + JSON.stringify(message, null, 2));
|
||||
console.log(`onOfferPresenter sending to screenshare server => ${JSON.stringify(message, null, 2)}`);
|
||||
this.sendMessage(message);
|
||||
}
|
||||
};
|
||||
|
||||
Kurento.prototype.startScreenStreamFrom = function () {
|
||||
var self = this;
|
||||
if (!!window.chrome) {
|
||||
const self = this;
|
||||
if (window.chrome) {
|
||||
if (!self.chromeExtension) {
|
||||
self.logError({
|
||||
status: 'failed',
|
||||
status: 'failed',
|
||||
message: 'Missing Chrome Extension key',
|
||||
});
|
||||
self.onFail();
|
||||
@ -262,55 +259,64 @@ Kurento.prototype.startScreenStreamFrom = function () {
|
||||
self.screenConstraints.video = {};
|
||||
|
||||
console.log(self);
|
||||
var options = {
|
||||
const options = {
|
||||
localVideo: document.getElementById(this.renderTag),
|
||||
onicecandidate : self.onIceCandidate.bind(self),
|
||||
mediaConstraints : self.screenConstraints,
|
||||
sendSource : 'desktop'
|
||||
onicecandidate: self.onIceCandidate.bind(self),
|
||||
mediaConstraints: self.screenConstraints,
|
||||
sendSource: 'desktop',
|
||||
};
|
||||
|
||||
console.log(" Peer options => " + JSON.stringify(options, null, 2));
|
||||
console.log(` Peer options => ${JSON.stringify(options, null, 2)}`);
|
||||
|
||||
self.webRtcPeer = kurentoUtils.WebRtcPeer.WebRtcPeerSendonly(options, function(error) {
|
||||
if(error) {
|
||||
console.log("WebRtcPeerSendonly constructor error " + JSON.stringify(error, null, 2));
|
||||
self.webRtcPeer = kurentoUtils.WebRtcPeer.WebRtcPeerSendonly(options, (error) => {
|
||||
if (error) {
|
||||
console.log(`WebRtcPeerSendonly constructor error ${JSON.stringify(error, null, 2)}`);
|
||||
self.onFail(error);
|
||||
return kurentoManager.exitScreenShare();
|
||||
}
|
||||
|
||||
self.webRtcPeer.generateOffer(self.onOfferPresenter.bind(self));
|
||||
console.log("Generated peer offer w/ options " + JSON.stringify(options));
|
||||
console.log(`Generated peer offer w/ options ${JSON.stringify(options)}`);
|
||||
|
||||
const localStream = self.webRtcPeer.peerConnection.getLocalStreams()[0];
|
||||
localStream.getVideoTracks()[0].onended = function () {
|
||||
return kurentoManager.exitScreenShare();
|
||||
};
|
||||
|
||||
localStream.getVideoTracks()[0].oninactive = function () {
|
||||
return kurentoManager.exitScreenShare();
|
||||
};
|
||||
});
|
||||
}
|
||||
};
|
||||
|
||||
Kurento.prototype.onIceCandidate = function (candidate) {
|
||||
let self = this;
|
||||
console.log('Local candidate' + JSON.stringify(candidate));
|
||||
const self = this;
|
||||
console.log(`Local candidate${JSON.stringify(candidate)}`);
|
||||
|
||||
var message = {
|
||||
id : 'onIceCandidate',
|
||||
const message = {
|
||||
id: 'onIceCandidate',
|
||||
role: 'presenter',
|
||||
type: 'screenshare',
|
||||
voiceBridge: self.voiceBridge,
|
||||
candidate : candidate
|
||||
}
|
||||
candidate,
|
||||
};
|
||||
this.sendMessage(message);
|
||||
}
|
||||
};
|
||||
|
||||
Kurento.prototype.onViewerIceCandidate = function (candidate) {
|
||||
let self = this;
|
||||
console.log('Viewer local candidate' + JSON.stringify(candidate));
|
||||
const self = this;
|
||||
console.log(`Viewer local candidate${JSON.stringify(candidate)}`);
|
||||
|
||||
var message = {
|
||||
id : 'viewerIceCandidate',
|
||||
const message = {
|
||||
id: 'viewerIceCandidate',
|
||||
role: 'viewer',
|
||||
type: 'screenshare',
|
||||
voiceBridge: self.voiceBridge,
|
||||
candidate : candidate,
|
||||
callerName: self.caller_id_name
|
||||
}
|
||||
candidate,
|
||||
callerName: self.caller_id_name,
|
||||
};
|
||||
this.sendMessage(message);
|
||||
}
|
||||
};
|
||||
|
||||
Kurento.prototype.setWatchVideo = function (tag) {
|
||||
this.useVideo = true;
|
||||
@ -321,16 +327,15 @@ Kurento.prototype.setWatchVideo = function (tag) {
|
||||
};
|
||||
|
||||
Kurento.prototype.viewer = function () {
|
||||
var self = this;
|
||||
const self = this;
|
||||
if (!this.webRtcPeer) {
|
||||
|
||||
var options = {
|
||||
const options = {
|
||||
remoteVideo: document.getElementById(this.renderTag),
|
||||
onicecandidate : this.onViewerIceCandidate.bind(this)
|
||||
}
|
||||
onicecandidate: this.onViewerIceCandidate.bind(this),
|
||||
};
|
||||
|
||||
self.webRtcPeer = kurentoUtils.WebRtcPeer.WebRtcPeerRecvonly(options, function(error) {
|
||||
if(error) {
|
||||
self.webRtcPeer = kurentoUtils.WebRtcPeer.WebRtcPeerRecvonly(options, function (error) {
|
||||
if (error) {
|
||||
return self.onFail(error);
|
||||
}
|
||||
|
||||
@ -340,27 +345,27 @@ Kurento.prototype.viewer = function () {
|
||||
};
|
||||
|
||||
Kurento.prototype.onOfferViewer = function (error, offerSdp) {
|
||||
let self = this;
|
||||
if(error) {
|
||||
console.log("Kurento.prototype.onOfferViewer Error " + error);
|
||||
const self = this;
|
||||
if (error) {
|
||||
console.log(`Kurento.prototype.onOfferViewer Error ${error}`);
|
||||
return this.onFail();
|
||||
}
|
||||
var message = {
|
||||
id : 'viewer',
|
||||
const message = {
|
||||
id: 'viewer',
|
||||
type: 'screenshare',
|
||||
role: 'viewer',
|
||||
internalMeetingId: self.internalMeetingId,
|
||||
voiceBridge: self.voiceBridge,
|
||||
callerName : self.caller_id_name,
|
||||
sdpOffer : offerSdp
|
||||
callerName: self.caller_id_name,
|
||||
sdpOffer: offerSdp,
|
||||
};
|
||||
|
||||
console.log("onOfferViewer sending to screenshare server => " + JSON.stringify(message, null, 2));
|
||||
console.log(`onOfferViewer sending to screenshare server => ${JSON.stringify(message, null, 2)}`);
|
||||
this.sendMessage(message);
|
||||
};
|
||||
|
||||
Kurento.prototype.stop = function() {
|
||||
//if (this.webRtcPeer) {
|
||||
Kurento.prototype.stop = function () {
|
||||
// if (this.webRtcPeer) {
|
||||
// var message = {
|
||||
// id : 'stop',
|
||||
// type : 'screenshare',
|
||||
@ -368,28 +373,28 @@ Kurento.prototype.stop = function() {
|
||||
// }
|
||||
// kurentoHandler.sendMessage(message);
|
||||
// kurentoHandler.disposeScreenShare();
|
||||
//}
|
||||
}
|
||||
// }
|
||||
};
|
||||
|
||||
Kurento.prototype.dispose = function() {
|
||||
Kurento.prototype.dispose = function () {
|
||||
if (this.webRtcPeer) {
|
||||
this.webRtcPeer.dispose();
|
||||
this.webRtcPeer = null;
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
Kurento.prototype.disposeScreenShare = function() {
|
||||
Kurento.prototype.disposeScreenShare = function () {
|
||||
if (this.webRtcPeer) {
|
||||
this.webRtcPeer.dispose();
|
||||
this.webRtcPeer = null;
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
Kurento.prototype.sendMessage = function(message) {
|
||||
var jsonMessage = JSON.stringify(message);
|
||||
console.log('Sending message: ' + jsonMessage);
|
||||
Kurento.prototype.sendMessage = function (message) {
|
||||
const jsonMessage = JSON.stringify(message);
|
||||
console.log(`Sending message: ${jsonMessage}`);
|
||||
this.ws.send(jsonMessage);
|
||||
}
|
||||
};
|
||||
|
||||
Kurento.prototype.logger = function (obj) {
|
||||
console.log(obj);
|
||||
@ -401,77 +406,73 @@ Kurento.prototype.logError = function (obj) {
|
||||
|
||||
|
||||
Kurento.normalizeCallback = function (callback) {
|
||||
if (typeof callback == 'function') {
|
||||
if (typeof callback === 'function') {
|
||||
return callback;
|
||||
} else {
|
||||
console.log(document.getElementById('BigBlueButton')[callback]);
|
||||
return function (args) {
|
||||
document.getElementById('BigBlueButton')[callback](args);
|
||||
};
|
||||
}
|
||||
console.log(document.getElementById('BigBlueButton')[callback]);
|
||||
return function (args) {
|
||||
document.getElementById('BigBlueButton')[callback](args);
|
||||
};
|
||||
};
|
||||
|
||||
/* Global methods */
|
||||
|
||||
// this function explains how to use above methods/objects
|
||||
window.getScreenConstraints = function(sendSource, callback) {
|
||||
let chromeMediaSourceId = sendSource;
|
||||
let screenConstraints = {video: {}};
|
||||
window.getScreenConstraints = function (sendSource, callback) {
|
||||
const chromeMediaSourceId = sendSource;
|
||||
const screenConstraints = { video: {} };
|
||||
|
||||
// Limiting FPS to a range of 5-10 (5 ideal)
|
||||
screenConstraints.video.frameRate = {ideal: 5, max: 10};
|
||||
screenConstraints.video.frameRate = { ideal: 5, max: 10 };
|
||||
|
||||
// Limiting max resolution to screen size
|
||||
screenConstraints.video.height = {max: window.screen.height};
|
||||
screenConstraints.video.width = {max: window.screen.width};
|
||||
screenConstraints.video.height = { max: window.screen.height };
|
||||
screenConstraints.video.width = { max: window.screen.width };
|
||||
|
||||
if(isChrome) {
|
||||
getChromeScreenConstraints ((constraints) => {
|
||||
if (isChrome) {
|
||||
getChromeScreenConstraints((constraints) => {
|
||||
if (!constraints) {
|
||||
document.dispatchEvent(new Event("installChromeExtension"));
|
||||
document.dispatchEvent(new Event('installChromeExtension'));
|
||||
return;
|
||||
}
|
||||
|
||||
let sourceId = constraints.streamId;
|
||||
const sourceId = constraints.streamId;
|
||||
|
||||
kurentoManager.kurentoScreenshare.extensionInstalled = true;
|
||||
|
||||
// this statement sets gets 'sourceId" and sets "chromeMediaSourceId"
|
||||
screenConstraints.video.chromeMediaSource = { exact: [sendSource]};
|
||||
screenConstraints.video.chromeMediaSource = { exact: [sendSource] };
|
||||
screenConstraints.video.chromeMediaSourceId = sourceId;
|
||||
|
||||
console.log("getScreenConstraints for Chrome returns => ");
|
||||
console.log('getScreenConstraints for Chrome returns => ');
|
||||
console.log(screenConstraints);
|
||||
// now invoking native getUserMedia API
|
||||
callback(null, screenConstraints);
|
||||
|
||||
}, chromeExtension);
|
||||
}
|
||||
else if (isFirefox) {
|
||||
screenConstraints.video.mediaSource= "screen";
|
||||
} else if (isFirefox) {
|
||||
screenConstraints.video.mediaSource = 'screen';
|
||||
|
||||
console.log("getScreenConstraints for Firefox returns => ");
|
||||
console.log('getScreenConstraints for Firefox returns => ');
|
||||
console.log(screenConstraints);
|
||||
// now invoking native getUserMedia API
|
||||
callback(null, screenConstraints);
|
||||
} else if (isSafari) {
|
||||
screenConstraints.video.mediaSource = 'screen';
|
||||
|
||||
console.log('getScreenConstraints for Safari returns => ');
|
||||
console.log(screenConstraints);
|
||||
// now invoking native getUserMedia API
|
||||
callback(null, screenConstraints);
|
||||
}
|
||||
else if(isSafari) {
|
||||
screenConstraints.video.mediaSource= "screen";
|
||||
|
||||
console.log("getScreenConstraints for Safari returns => ");
|
||||
console.log(screenConstraints);
|
||||
// now invoking native getUserMedia API
|
||||
callback(null, screenConstraints);
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
window.kurentoInitialize = function () {
|
||||
if (window.kurentoManager == null || window.KurentoManager == undefined) {
|
||||
if (window.kurentoManager == null || window.KurentoManager === undefined) {
|
||||
window.kurentoManager = new KurentoManager();
|
||||
}
|
||||
};
|
||||
|
||||
window.kurentoShareScreen = function() {
|
||||
window.kurentoShareScreen = function () {
|
||||
window.kurentoInitialize();
|
||||
window.kurentoManager.shareScreen.apply(window.kurentoManager, arguments);
|
||||
};
|
||||
@ -490,18 +491,21 @@ window.kurentoWatchVideo = function () {
|
||||
window.kurentoExitVideo = function () {
|
||||
window.kurentoInitialize();
|
||||
window.kurentoManager.exitVideo();
|
||||
}
|
||||
};
|
||||
|
||||
window.getChromeScreenConstraints = function(callback, extensionId) {
|
||||
chrome.runtime.sendMessage(extensionId, {
|
||||
getStream: true,
|
||||
sources: [
|
||||
"window",
|
||||
"screen",
|
||||
"tab"
|
||||
]},
|
||||
function(response) {
|
||||
window.getChromeScreenConstraints = function (callback, extensionId) {
|
||||
chrome.runtime.sendMessage(
|
||||
extensionId, {
|
||||
getStream: true,
|
||||
sources: [
|
||||
'window',
|
||||
'screen',
|
||||
'tab',
|
||||
],
|
||||
},
|
||||
(response) => {
|
||||
console.log(response);
|
||||
callback(response);
|
||||
});
|
||||
};;
|
||||
},
|
||||
);
|
||||
};
|
||||
|
||||
Loading…
Reference in New Issue
Block a user