From cb99d5197e19f64c29033cc75f112f032e722ca8 Mon Sep 17 00:00:00 2001
From: ian ramzy <ianramzy@gmail.com>
Date: Sat, 28 Mar 2020 19:12:09 -0400
Subject: [PATCH] update readme + licesnse, attempt voice recognition

---
 LICENSE           |  2 +-
 README.md         | 14 ++++++---
 public/chat.html  |  6 ++++
 public/js/chat.js | 73 +++++++++++++++++++++++++++++++++++++++++++++--
 4 files changed, 88 insertions(+), 7 deletions(-)

diff --git a/LICENSE b/LICENSE
index ade567b..81b1d2f 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2019 Ian Ramzy
+Copyright (c) 2020 Ian Ramzy
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/README.md b/README.md
index 92f2498..44075bd 100644
--- a/README.md
+++ b/README.md
@@ -12,9 +12,15 @@ technology.
 
 ![screenshot](public/images/githubpreview.png "Video Calling")
 
+## Features
+* Screen sharing
+* Auto-scaling video quality
+* No download required, entirely browser based
+* Direct peer to peer connection ensures lowest latency
+* Single use disposable chat rooms
+
 ## Quick start
-* You will need to have Node.js installed, this project has been tested with Node version 10.X and 12.X but 
-probably works with more versions
+* You will need to have Node.js installed, this project has been tested with Node version 10.X and 12.X
 * Clone this repo
 ```
 git clone https://github.com/ianramzy/decentralized-video-chat
@@ -28,8 +34,8 @@ npm install
 ```
 npm start
 ```
-* Open two browsers on your laptop and point them `localhost:3000`. 
-* If you want to use a client on another computer, make sure you publish your server on an HTTPS connection.
+* Open `localhost:3000` in Chrome or Firefox. 
+* If you want to use a client on another computer/network, make sure you publish your server on an HTTPS connection.
  You can use a service like [ngrok](https://ngrok.com/) for that.
  
  ## Quick Deployment
diff --git a/public/chat.html b/public/chat.html
index b02ff72..581cc48 100644
--- a/public/chat.html
+++ b/public/chat.html
@@ -79,6 +79,12 @@
         </button>
         <div class="HoverState">End Call</div>
     </div>
+<!--    <div class="buttonContainer">-->
+<!--        <button class="hoverButton" onclick="{speechWrapper()}">-->
+<!--            <i class="fas fa-closed-captioning fa-xs"></i>-->
+<!--        </button>-->
+<!--        <div class="HoverState">Start Live Captioning</div>-->
+<!--    </div>-->
 </div>
 
 
diff --git a/public/js/chat.js b/public/js/chat.js
index 57c6cc0..7107c8e 100644
--- a/public/js/chat.js
+++ b/public/js/chat.js
@@ -6,6 +6,14 @@ url = window.location.href;
 const roomHash = url.substring(url.lastIndexOf('/') + 1).toLowerCase();
 
 
+
+// audio: {
+//     echoCancellation: {exact: hasEchoCancellation}
+// },
+
+
+
+
 function getBrowserName() {
     var name = "Unknown";
     if (window.navigator.userAgent.indexOf("MSIE") !== -1) {
@@ -30,7 +38,6 @@ var isWebRTCSupported =
     navigator.msGetUserMedia ||
     window.RTCPeerConnection;
 
-// Handle IE
 if (!isWebRTCSupported || browserName === "Safari" || browserName === "MSIE") {
     alert("Your browser doesn't support Neon Chat. Please use Chrome or Firefox.");
     window.location.href = "/";
@@ -427,7 +434,7 @@ function swap() {
 function switchStreamHelper(stream) {
     let videoTrack = stream.getVideoTracks()[0];
     if (VideoChat.connected) {
-        var sender = VideoChat.peerConnection.getSenders().find(function (s) {
+        var sender = VideoChat.peerConnection.getSenders().find(function (s)  {
             return s.track.kind === videoTrack.kind;
         });
         sender.replaceTrack(videoTrack);
@@ -440,5 +447,67 @@ function switchStreamHelper(stream) {
 
 $("#moveable").draggable({containment: 'window'});
 
+
+
+// function speechWrapper() {
+//     try {
+//         var SpeechRecognition = window.SpeechRecognition || window.webkitSpeechRecognition;
+//         var recognition = new SpeechRecognition(VideoChat.remoteVideo.srcObject.getAudioTracks()[0]);
+//         // var recognition = new SpeechRecognition();
+//     } catch (e) {
+//         console.error(e);
+//         alert("error importing speech library")
+//     }
+//
+// // If false, the recording will stop after a few seconds of silence.
+// // When true, the silence period is longer (about 15 seconds),
+// // allowing us to keep recording even when the user pauses.
+//     recognition.continuous = true;
+//     recognition.interimResults = true;
+// // recognition.maxAlternatives = 3;
+//
+//     var finalTranscript;
+//     recognition.onresult = (event) => {
+//         let interimTranscript = '';
+//         for (let i = event.resultIndex, len = event.results.length; i < len; i++) {
+//             let transcript = event.results[i][0].transcript;
+//             if (event.results[i].isFinal) {
+//                 finalTranscript += transcript;
+//             } else {
+//                 interimTranscript += transcript;
+//                 $('#remote-video-text').text(interimTranscript);
+//                 console.log(interimTranscript);
+//             }
+//         }
+//     };
+//
+//     recognition.onstart = function () {
+//         console.log("recording on");
+//     };
+//
+//     recognition.onspeechend = function () {
+//         console.log("on speech end");
+//     };
+//
+//     recognition.onerror = function (event) {
+//         if (event.error === 'no-speech') {
+//             console.log("no speech detected");
+//         }
+//     };
+//
+//     recognition.onend = function () {
+//         console.log("on end");
+//     };
+//
+//     // recognition.stop();
+//     recognition.start();
+// }
+
+
 // auto get media
 VideoChat.requestMediaStream();
+
+
+
+
+