let pix;

​

function preload(){

  capture = createCapture(VIDEO);

}

​

function setup() {

  createCanvas(windowWidth, windowHeight);

  capture.size(1280, 720);

  capture.hide();

}

​

function draw() {

  //background(255);

  //image(capture, 0, 0, 320, 240);

  capture.loadPixels();

  let x = int(random(capture.width));

  let y = int(random(capture.height));

  let pix = capture.get(x, y);

  //float value = brightness (pix);

  //let i = round( map (value, 0, 255, 0, 700*700-1) );

  //color c2 = capture.pixels[i];

  noStroke();

​

  fill(pix, 128);

  rect(x, y, random(5,20), random(5,20));

  capture.updatePixels();

}

​

​

/*

  let x = floor(random(0, capture.width));

  let y = floor(random(capture.height));

  let pix = capture.get(x, y);

  fill(pix, 128);

  ellipse(x, y, pointillize, pointillize);

​

*/