ImageRotator.java

package camera;

import java.awt.Graphics2D;
import java.awt.geom.AffineTransform;
import java.awt.image.BufferedImage;

/*
 * Bilder werden um einen bestimmten Winkel gedreht
 */
public class ImageRotator {

    public ImageRotator() {

    }

    public BufferedImage getRotatedImage(BufferedImage img, float degrees) {
        return rotateImage(img, degrees);
    }

    private BufferedImage rotateImage(BufferedImage src, double degrees) {
        AffineTransform affineTransform = AffineTransform.getRotateInstance(
                Math.toRadians(degrees), src.getWidth() / 2,
                src.getHeight() / 2);
        BufferedImage rotatedImage = new BufferedImage(src.getWidth(),
                src.getHeight(), src.getType());
        Graphics2D g = (Graphics2D) rotatedImage.getGraphics();
        g.setTransform(affineTransform);
        g.drawImage(src, 0, 0, null);
        return rotatedImage;
    }
}