JS Webcam Canvas Volume Controls W\ Cube And Contrast FX SRC

<html>
<style>
  body{
filter:contrast(1522%);
  }
  canvas{
 filter:invert(906%);
 }
</style>
<button onclick="document.getElementById('video').volume+=.1"><b><font color='green'">Webcam Mic Volume +1</button>
<button onclick="document.getElementById('video').volume-=.1"><b><font color='red'">Webcam Mic Volume -1</button>
<button onclick="document.getElementById('video').volume=0"><b><font color='blue'">Webcam Mic Mute All</button>
<body bgcolor="black" onload="setInterval(Gen,333)">
<video id="video" hidden>
</video>
<canvas id="canvas" width="500" height="500" style="opacity:1.0;fillColor:black;">
<script>
var ii=1;
var inn=0;
var video = document.getElementById("video");
var c = document.getElementById("canvas");
var ctx = c.getContext("2d");
var i=0;
var canvas = document.getElementById('canvas');
var context = canvas.getContext('2d');
var video = document.getElementById('video');
var mediaConfig = { video: true,audio:false};
navigator.mediaDevices.getUserMedia(mediaConfig).then(function(stream) {
video.src = this.window.URL.createObjectURL(stream);
video.play();
video.addEventListener("play", function() {i = window.setInterval(function() {
canvas.style.opacity=1.0;
canvas.style.opacity=+Math.random()*99;
ctx.drawImage(video,1,1,500,50)},inn++);
}, false);
});
function Gen(){
var text = "";
var possible = ""
for(var i=0; i!=6; i++)
text+=possible.charAt(Math.floor(Math.random()*possible.length));
document.body.style.backgroundColor=(text);
}
</script>
<center>
<body bgcolor="black" onmousemove="drawe();" onmousedown="drawe" onchange="drawe" ondoubkeclick="drawe;">
<video id="video" autoplay hidden>
</video>
<canvas id="canvas" onchange="drawe;" topmost=false onchange="drawe;" width="500" height="500" style="opacity:1.0;fillColor:none;">
<script>
var ii=10;
var inn=24;
var video = document.getElementById("video");
var c = document.getElementById("canvas");
var ctx = c.getContext("2d");
var canvas = document.getElementById('canvas');
var context = canvas.getContext('2d');
var video = document.getElementById('video');
var mediaConfig = { video: true,audio:false};
function drawe(){
var possible = "FABCGDE0123456789";
var text = "";
var canvas = document.getElementById("canvas");
var ctx = canvas.getContext("2d");
for(var i=0; i!=6; i++)
text+=possible.charAt(Math.floor(Math.random()*possible.length))
ctx.strokeStyle="#"+text;
ctx.topmost=false;
}
navigator.mediaDevices.getUserMedia(mediaConfig).then(function(stream) {
if(ctx.width==500){event.mouseMove++;}
video.src = this.window.URL.createObjectURL(stream);
video.play();
video.addEventListener("play", function() {i = window.setInterval(function() {
canvas.style.opacity=1.0;
ctx.topmost=false;
ctx.drawStyle=''
ctx.drawImage(video,Math.random()+80,Math.random())},0.1);
ctx.drawImage(video,Math.random()*80,Math.random())},0.1);
ctx.drawImage(video,Math.random()*800,Math.random()},0.1);
ctx.drawImage(video,1,61,50,500)},0.1);
ctx.draw();
drawe;
}, false);
});
</script>
<script>
var context = new AudioContext();
</script>
<center>
<body bgcolor="black" onmousemove="drawe();" onmousedown="drawe" onchange="drawe" ondoubkeclick="drawe;">
<video id="video" autoplay hidden>
</video>
<canvas id="canvas" onchange="drawe;" topmost=false onchange="drawe;" width="500" height="500" style="opacity:1.0;fillColor:none;">
<script>
var ii=1;
var video = document.getElementById("video");
var c = document.getElementById("canvas");
var ctx = c.getContext("2d");
var canvas = document.getElementById('canvas');
var context = canvas.getContext('2d');
var video = document.getElementById('video');
var mediaConfig = { video: true,audio:true};
function drawe(){
var possible = "FABCGDE0123456789";
var text = "";
var canvas = document.getElementById("canvas");
var ctx = canvas.getContext("2d");
for(var i=0; i!=6; i++)
text+=possible.charAt(Math.floor(Math.random()*possible.length))
ctx.fillStyle="#"+text;
ctx.beginPath();
ctx.draw();
ctx.topmost=true;
ctx.stroke();
text='';
}
navigator.mediaDevices.getUserMedia(mediaConfig).then(function(stream) {
if(ctx.width==500){event.mouseMove++;}
video.src = this.window.URL.createObjectURL(stream);
video.play();
video.addEventListener("play", function() {i = window.setInterval(function() {
ctx.hidden=true;
ctx.drawImage(video,1,1,500,500)},100);
ctx.draw();
drawe;
}, false);
});</script>
</html>