​

let x = 0;

let y = 640;

​

function setup() {

  createCanvas(640,480);

  pixelDensity(1);

  cam = createCapture(VIDEO);

  cam.size(320,240);

  cam.hide();

  background(0);

​

}

​

function draw() {

  //translate(x,0);

  copy(cam,x,0,1,240,x,0,1,240);

  x ++;

  copy(cam,x*2,0,1,240,x*2,240,1,240);

  image(cam,320,0,320,240);

  cam.loadPixels();

  copy(cam,x,0,1,240,y,240,1,240);

  y--;

  copy(cam,x,100,10,50,y,240,10,50);

  if(x > 320){

    x = 0;

    //saveFrames();

  }

  if(y < 320){

    y = 640;

  }

}