mirror of
https://github.com/ianramzy/decentralized-video-chat.git
synced 2024-11-17 07:39:21 +08:00
Connection theoretically stable now
This commit is contained in:
Arya Vohra
parent
f4f9d053b5
commit
437856bb92
@ -37,10 +37,10 @@ var VideoChat = {
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socket: io(),
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remoteVideoWrapper: document.getElementById("wrapper"),
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localVideo: document.getElementById("local-video"),
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peerColors: new Map(),
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peerConnections: new Map(),
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recognition: undefined,
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borderColor: undefined,
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borderColor: "hsl(120,100%,70%)",
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peerColors: new Map(),
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// Call to getUserMedia (provided by adapter.js for cross browser compatibility)
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// asking for access to both the video and audio streams. If the request is
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@ -97,18 +97,21 @@ var VideoChat = {
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Snackbar.close();
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},
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});
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// VideoChat.borderColor = uuidToColor(VideoChat.socket.id);
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VideoChat.localVideo.srcObject = stream;
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VideoChat.localVideo.style.border = `3px solid ${VideoChat.borderColor}`;
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// Now we're ready to join the chat room.
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VideoChat.socket.emit("join", roomHash);
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VideoChat.borderColor = uuidToColor(VideoChat.socket.id);
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VideoChat.localVideo.style.border = `3px solid ${VideoChat.borderColor}`;
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// Add listeners to the websocket
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VideoChat.socket.on("leave", VideoChat.onLeave);
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VideoChat.socket.on("full", chatRoomFull);
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VideoChat.socket.on("offer", VideoChat.onOffer);
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VideoChat.socket.on("initiateCall", VideoChat.call);
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VideoChat.socket.on("willInitiateCall", VideoChat.call);
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// Set up listeners on the socket
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VideoChat.socket.on("candidate", VideoChat.onCandidate);
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VideoChat.socket.on("answer", VideoChat.onAnswer);
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VideoChat.socket.on("requestToggleCaptions", () => toggleSendCaptions());
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@ -117,7 +120,6 @@ var VideoChat = {
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);
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},
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// Initiate a call with newly joined peer
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call: function (uuid, room) {
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logIt(`call >>> Initiating call with ${uuid}...`);
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VideoChat.socket.on(
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@ -129,7 +131,6 @@ var VideoChat = {
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VideoChat.socket.emit("token", roomHash, uuid);
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},
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// Handle a peer leaving the room
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onLeave: function(uuid) {
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logIt("disconnected - UUID " + uuid);
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// Remove video element
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@ -373,12 +374,6 @@ var VideoChat = {
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VideoChat.connected.set(uuid, true);
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// Hide caption status text
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captionText.fadeOut();
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// Downscale send resolution and bitrate if num in room > 4
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// if (VideoChat.peerConnections.size > 3) {
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// VideoChat.peerConnections.forEach(function (value, key, map) {
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// downscaleStream(value);
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// });
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// }
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// Reposition local video after a second, as there is often a delay
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// between adding a stream and the height of the video div changing
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setTimeout(() => rePositionLocalVideo(), 500);
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@ -517,32 +512,6 @@ function sendToAllDataChannels(message) {
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// }
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// End Fullscreen
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// Downscale single stream
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// async function downscaleStream(pc, applying = false) {
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// height = 240;
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// rate = 800000;
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// if (applying) return;
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// try {
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// applying = true;
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// do {
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// h = height;
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// const sender = pc.getSenders().find(function (s) {
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// return s.track.kind === "video";
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// });
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// const ratio = sender.track.getSettings().height / height;
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// const params = sender.getParameters();
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// if (!params.encodings) params.encodings = [{}]; // Firefox workaround!
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// params.encodings[0].scaleResolutionDownBy = Math.max(ratio, 1);
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// params.encodings[0].maxBitrate = rate;
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// await sender.setParameters(params);
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// } while (h != height);
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// } catch (e) {
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// logIt(e);
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// } finally {
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// applying = false;
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// }
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// }
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// Mute microphone
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function muteMicrophone() {
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var audioTrack = null;
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@ -874,33 +843,29 @@ function uuidToColor(uuid) {
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// Using uuid to generate random. unique pastel color
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var hash = 0;
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for (var i = 0; i < uuid.length; i++) {
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hash = uuid.charCodeAt(i) + ((hash << 5) - hash);
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hash = hash & hash;
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hash = uuid.charCodeAt(i) + ((hash << 5) - hash);
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hash = hash & hash;
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}
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var hue = Math.abs(hash % 360);
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// Ensure color is not similar to other colors
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var availColors = Array.from({ length: 9 }, (x, i) => i * 40);
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VideoChat.peerColors.forEach(function (value, key, map) {
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availColors[Math.floor(value / 40)] = null;
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});
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if (availColors[Math.floor(hue / 40)] == null) {
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var availColors = Array.from({length: 18}, (x,i) => i*20);
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VideoChat.peerColors.forEach(function(value, key, map) {availColors[Math.floor(value/20)] = null});
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if (availColors[Math.floor(hue/20)] == null) {
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for (var i = 0; i < availColors.length; i++) {
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if (availColors[i] != null) {
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hue = (hue % 40) + availColors[i];
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hue = (hue % 20) + availColors[i];
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availColors[i] = null;
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break;
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}
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}
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}
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return `hsl(${hue},100%,60%)`;
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return `hsl(${hue},100%,70%)`;
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}
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// Sets the border color of uuid's stream
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function setStreamColor(uuid) {
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const color = uuidToColor(uuid);
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document.querySelectorAll(
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`[uuid="${uuid}"]`
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)[0].style.border = `3px solid ${color}`;
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document.querySelectorAll(`[uuid="${uuid}"]`)[0].style.border = `3px solid ${color}`;
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VideoChat.peerColors[uuid] = color;
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}
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@ -935,27 +900,18 @@ function togglePictureInPicture() {
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logIt("Error exiting pip.");
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logIt(error);
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});
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} else if (VideoChat.remoteVideoWrapper.lastChild.webkitPresentationMode === "inline") {
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VideoChat.remoteVideoWrapper.lastChild.webkitSetPresentationMode("picture-in-picture");
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} else if (
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VideoChat.remoteVideoWrapper.lastChild.webkitPresentationMode === "inline"
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VideoChat.remoteVideoWrapper.lastChild.webkitPresentationMode === "picture-in-picture"
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) {
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VideoChat.remoteVideoWrapper.lastChild.webkitSetPresentationMode(
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"picture-in-picture"
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);
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} else if (
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VideoChat.remoteVideoWrapper.lastChild.webkitPresentationMode ===
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"picture-in-picture"
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) {
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VideoChat.remoteVideoWrapper.lastChild.webkitSetPresentationMode(
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"inline"
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);
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VideoChat.remoteVideoWrapper.lastChild.webkitSetPresentationMode("inline");
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} else {
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VideoChat.remoteVideoWrapper.lastChild
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.requestPictureInPicture()
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.catch((error) => {
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alert(
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"You must be connected to another person to enter picture in picture."
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);
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});
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VideoChat.remoteVideoWrapper.lastChild.requestPictureInPicture().catch((error) => {
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alert(
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"You must be connected to another person to enter picture in picture."
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);
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});
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}
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} else {
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alert(
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@ -978,6 +934,7 @@ window.onbeforeunload = function () {
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return null;
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};
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function startUp() {
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// Try and detect in-app browsers and redirect
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var ua = navigator.userAgent || navigator.vendor || window.opera;
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@ -8,7 +8,6 @@ var twillioAccountSID =
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var twilio = require("twilio")(twillioAccountSID, twillioAuthToken);
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var express = require("express");
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var app = express();
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const fs = require('fs');
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var http = require("http").createServer(app);
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var io = require("socket.io")(http);
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var path = require("path");
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@ -81,9 +80,9 @@ io.on("connection", function (socket) {
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socket.join(room);
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} else if (numClients < 5) {
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socket.join(room);
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logIt("Broadcasting request to connect with new peer...", room);
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// Emits message to ask peers in room to connect with joining peer
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socket.broadcast.to(room).emit("initiateCall", socket.id, room);
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// When the client is not the first to join the room, all clients are ready.
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logIt("Broadcasting ready message", room);
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socket.broadcast.to(room).emit("willInitiateCall", socket.id, room);
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} else {
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logIt(
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"room already full with " + numClients + " people in the room.",
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@ -138,7 +137,7 @@ io.on("connection", function (socket) {
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});
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// Listen for Heroku port, otherwise just use 3000
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var port = process.env.PORT || 443;
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var port = process.env.PORT || 3000;
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http.listen(port, function () {
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console.log("http://localhost:" + port);
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});
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