let upl;

​

function setup() {

  createCanvas(400,400);

  input = createFileInput(handleFile);

  input.position(0, height+10);

  if(upl)

  {

  upl.resize(400,400);

  upl.loadPixels();  

  image(upl, 0, 0); 

  }

}

​

function draw() {

  //background(255);

  if (upl) {

    // image(upl, 0, 0, width, height);

  }

}

​

function handleFile(file) {

  //print(file);

  if (file.type === 'image') {

    upl=createImage(400,400);

    upl = loadImage(file.data, upl=>setup());

    upl.resize(400,400);

    upl.loadPixels();

    setup();

    image(upl, 0, 0, width, height); 

​

​

  } else {

    upl = null;

  }

function showFile()

  {

    console.log("called");

   upl.resize(400,400);

    upl.loadPixels();

    image(upl, 0, 0, width, height); 

  }

}