QRCode reader using ZXing with Processing 3.0a5

QRCodeTest.pde

import processing.video.*;
import com.google.zxing.*;
import java.io.ByteArrayInputStream;
import javax.imageio.ImageIO;
import com.google.zxing.common.*;
import com.google.zxing.client.j2se.*;

import java.awt.image.BufferedImage;

Capture cam; //Set up the camera
com.google.zxing.Reader reader = new com.google.zxing.MultiFormatReader();
boolean globalHistogram = false;
void setup() {
  cam = new Capture(this, 320, 240);
  size(cam.width, cam.height);
  cam.start();
}


void draw() {

  if (cam.available() == true) {
    cam.read();
    tint(255, 255);
    image(cam, 0, 0);

    BufferedImage buf = (BufferedImage) cam.getNative();
    // Now test to see if it has a QR code embedded in it
    LuminanceSource source = new BufferedImageLuminanceSource(buf);
    BinaryBitmap bitmap;
    if (globalHistogram)
      bitmap = new BinaryBitmap(new GlobalHistogramBinarizer(source)); 
    else

        bitmap = new BinaryBitmap(new HybridBinarizer(source)); 
    Result result = null;
    try {
      result = reader.decode(bitmap);
    } 
    catch (Exception e) {
      
    }
    //Once we get the results, we can do some display
    if (result != null &&
      result.getText() != null) { 
        println(result.getText());
    }
  }
}