java.awt.image

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1. Creating an Image from a File

import java.awt.image.BufferedImage;
import javax.imageio.ImageIO;

public class ReadImageFromFile {
    public static void main(String[] args) throws Exception {
        BufferedImage image = ImageIO.read(new File("image.png"));
    }
}

2. Creating an Image from a URL

import java.awt.image.BufferedImage;
import javax.imageio.ImageIO;

public class ReadImageFromUrl {
    public static void main(String[] args) throws Exception {
        BufferedImage image = ImageIO.read(new URL("http://example.com/image.png"));
    }
}

3. Converting an Image to a BufferedImage

import java.awt.image.BufferedImage;
import javax.imageio.ImageIO;

public class ImageToBufferedImage {
    public static void main(String[] args) throws Exception {
        Image image = Toolkit.getDefaultToolkit().getImage("image.png");
        BufferedImage bufferedImage = ImageIO.read(image.getSource());
    }
}

4. Converting a BufferedImage to an Image

import java.awt.image.BufferedImage;
import java.awt.Image;
import javax.swing.ImageIcon;

public class BufferedImageToImage {
    public static void main(String[] args) {
        BufferedImage bufferedImage = new BufferedImage(100, 100, BufferedImage.TYPE_INT_RGB);
        Image image = new ImageIcon(bufferedImage).getImage();
    }
}

5. Creating a Graphics Object for an Image

import java.awt.Graphics;
import java.awt.image.BufferedImage;

public class GetGraphicsForImage {
    public static void main(String[] args) {
        BufferedImage image = new BufferedImage(100, 100, BufferedImage.TYPE_INT_RGB);
        Graphics graphics = image.getGraphics();
    }
}

6. Drawing on an Image

import java.awt.Color;
import java.awt.Graphics;
import java.awt.image.BufferedImage;

public class DrawOnImage {
    public static void main(String[] args) {
        BufferedImage image = new BufferedImage(100, 100, BufferedImage.TYPE_INT_RGB);
        Graphics graphics = image.getGraphics();
        graphics.setColor(Color.RED);
        graphics.drawLine(0, 0, 100, 100);
    }
}

7. Cropping an Image

import java.awt.Image;
import java.awt.Rectangle;
import java.awt.image.BufferedImage;

public class CropImage {
    public static void main(String[] args) {
        BufferedImage image = ImageIO.read(new File("image.png"));
        Rectangle cropArea = new Rectangle(100, 100, 200, 200);
        BufferedImage croppedImage = image.getSubimage(cropArea.x, cropArea.y, cropArea.width, cropArea.height);
    }
}

8. Resizing an Image

import java.awt.Image;
import java.awt.image.BufferedImage;

public class ResizeImage {
    public static void main(String[] args) {
        Image image = ImageIO.read(new File("image.png"));
        Image resizedImage = image.getScaledInstance(100, 100, Image.SCALE_SMOOTH);
    }
}

9. Rotating an Image

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

public class RotateImage {
    public static void main(String[] args) {
        BufferedImage image = ImageIO.read(new File("image.png"));
        Graphics2D graphics2D = image.createGraphics();
        double angle = Math.PI / 4;
        AffineTransform transform = AffineTransform.getRotateInstance(angle, image.getWidth() / 2, image.getHeight() / 2);
        graphics2D.drawImage(image, transform, null);
    }
}

10. Flipping an Image

import java.awt.Image;
import java.awt.image.BufferedImage;

public class FlipImage {
    public static void main(String[] args) {
        Image image = ImageIO.read(new File("image.png"));
        BufferedImage flippedImage = new BufferedImage(image.getWidth(), image.getHeight(), BufferedImage.TYPE_INT_RGB);
        Graphics2D graphics2D = flippedImage.createGraphics();
        graphics2D.drawImage(image, 0, 0, image.getWidth(), image.getHeight(), image.getWidth(), 0, 0, image.getHeight(), null);
    }
}

11. Saving an Image to a File

import java.awt.image.BufferedImage;
import javax.imageio.ImageIO;

public class SaveImageToFile {
    public static void main(String[] args) throws Exception {
        BufferedImage image = new BufferedImage(100, 100, BufferedImage.TYPE_INT_RGB);
        ImageIO.write(image, "png", new File("image.png"));
    }
}

12. Creating a Color Model

import java.awt.color.ColorModel;

public class CreateColorModel {
    public static void main(String[] args) {
        ColorModel colorModel = ColorModel.getRGBdefault();
    }
}

13. Getting a Data Buffer from an Image

import java.awt.image.DataBuffer;
import java.awt.image.BufferedImage;

public class GetDataBuffer {
    public static void main(String[] args) {
        BufferedImage image = new BufferedImage(100, 100, BufferedImage.TYPE_INT_RGB);
        DataBuffer dataBuffer = image.getData().getDataBuffer();
    }
}

14. Getting a Raster from an Image

import java.awt.image.Raster;
import java.awt.image.BufferedImage;

public class GetRaster {
    public static void main(String[] args) {
        BufferedImage image = new BufferedImage(100, 100, BufferedImage.TYPE_INT_RGB);
        Raster raster = image.getData();
    }
}

15. Getting a Single Pixel from an Image

import java.awt.image.BufferedImage;

public class GetPixel {
    public static void main(String[] args) {
        BufferedImage image = new BufferedImage(100, 100, BufferedImage.TYPE_INT_RGB);
        int pixel = image.getRGB(10, 10);
    }
}

16. Setting a Single Pixel in an Image

import java.awt.image.BufferedImage;

public class SetPixel {
    public static void main(String[] args) {
        BufferedImage image = new BufferedImage(100, 100, BufferedImage.TYPE_INT_RGB);
        image.setRGB(10, 10, 0xFF0000);
    }
}

17. Getting the Width of an Image

import java.awt.image.BufferedImage;

public class GetWidth {
    public static void main(String[] args) {
        BufferedImage image = new BufferedImage(100, 100, BufferedImage.TYPE_INT_RGB);
        int width = image.getWidth();
    }
}

18. Getting the Height of an Image

import java.awt.image.BufferedImage;

public class GetHeight {
    public static void main(String[] args) {
        BufferedImage image = new BufferedImage(100, 100, BufferedImage.TYPE_INT_RGB);
        int height = image.getHeight();
    }
}

19. Getting the Type of an Image

import java.awt.image.BufferedImage;

public class GetType {
    public static void main(String[] args) {
        BufferedImage image = new BufferedImage(100, 100, BufferedImage.TYPE_INT_RGB);
        int type = image.getType();
    }
}

20. Checking if an Image is Transparent

import java.awt.image.BufferedImage;

public class IsTransparent {
    public static void main(String[] args) {
        BufferedImage image = new BufferedImage(100, 100, BufferedImage.TYPE_INT_ARGB);
        boolean transparent = image.isAlphaPremultiplied();
    }
}

21. Creating a Writable Image

import java.awt.Graphics2D;
import java.awt.image.BufferedImage;
import java.awt.RenderingHints;

public class CreateWritableImage {
    public static void main(String[] args) {
        BufferedImage image = new BufferedImage(100, 100, BufferedImage.TYPE_INT_RGB);
        Graphics2D graphics2D = image.createGraphics();
        graphics2D.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    }
}

22. Filtering an Image

import java.awt.image.BufferedImage;
import java.awt.image.Kernel;

public class