public Image blur(){
        Image img5 = new Image(img.getWidth(),img.getHeight(),"blur");

        for(int i = 0 ; i < img.getWidth(); i++) {
            for( int j = 0; j < img.getHeight(); j++) {
                Pixel p = img.getPixel(i,j);

                Pixel p5 = img4.getPixel(j,img.getRes()-1-i);
                p5.setValue(p.getValue());

            }
        }

    }