​

binary = ['0', '1'];

​

let capture;

let video;

let slider;

​

function setup() {

  createCanvas(600, 600);

​

  video = createGraphics(width, height);

  video.pixelDensity(1);

  video = createCapture(VIDEO);

  video.size(600, 600);

  video.hide();

  slider = createSlider(0, 255, 90);

  slider.position(240, 580);

}

​

function draw() {

  background(0);

​

  binaryCamera();

}

function binaryCamera(){

  video.loadPixels();

  for (let y = 0; y < height; y+=13){

    for (let x = 0; x < height; x+=9){

      let index = (x + y * width) * 4;

      let r = video.pixels[index];

      let g = video.pixels[index+1];

      let b = video.pixels[index+2];

       fill(10-r, g, 10-b);

      let lumi = (r+g+b)/3;

      let threshold = slider.value();

      // textSize(12);

      if(lumi < threshold){ 

        fill(0, 180, 0);

        text(binary[1], width-x, y)}

      else { 

         fill(0, 255, 0);

        text(binary[0], width-x, y) }

​

      // text(lumi<125?'1':'0', x, y)

    }

  }

   // filter(THRESHOLD);

​

}