BufferedImage iOut = new BufferedImage(finalw, finalh, BufferedImage.TYPE_INT_RGB);
        Image wtf = iIn.getScaledInstance(finalw, finalh, BufferedImage.SCALE_AREA_AVERAGING);
        iOut.getGraphics().drawImage(wtf, 0, 0, null);
        
        ByteArrayOutputStream byteStream = new ByteArrayOutputStream();
        ImageIO.write(iOut, "jpeg", byteStream);

byte[] blap = byteStream.toByteArray();