private void randomPixelMovement() {
		String str = JOptionPane.showInputDialog(this, "Enter pixel offset", "Input", JOptionPane.QUESTION_MESSAGE);
		int offset = Integer.parseInt(str);
		resultImage = ImageProcessor.randomPixelMovement(inputImage, offset);
		imagePanelProcessed.setImage(resultImage);
		infoBar.setText(" Info.: Pixels are randomly moved");
		textProcessed.setVisible(false);
		frameProcessed.setVisible(true);
	}