Java实现图像分割功能

import java.awt.Component;
import java.awt.Image;
import java.awt.image.CropImageFilter;
import java.awt.image.FilteredImageSource;
import java.awt.image.ImageFilter;


public class ImageUtil {

    
    public static Image[][] cutImage(Image image, int rows, int cols, int x,
            int y, int width, int height, int changeX, int changeY,
            Component component) {
        Image[][] images = new Image[rows][cols];
        for (int i = 0; i < rows; i++) {
            for (int j = 0; j < cols; j++) {
                ImageFilter filter = new CropImageFilter(x + j * changeX, y + i
                        * changeY, width, height);
                images[i][j] = component.createImage(new FilteredImageSource(
                        image.getSource(), filter));
            }
        }

        return images;
    }
}

import java.awt.Graphics;
import java.awt.Image;
import java.awt.MediaTracker;
import java.awt.Toolkit;

import javax.swing.JFrame;

import com.utils.ImageUtil;


public class CutImageDemo extends JFrame {

    private static final long serialVersionUID = 1140239462766935667L;
    private MediaTracker mediaTracker;
    private Image[][] images;

    public CutImageDemo() {
        setSize(800, 600);
        setLocationRelativeTo(null);
        setDefaultCloseOperation(EXIT_ON_CLOSE);

        // 创建媒体追踪器对象
        mediaTracker = new MediaTracker(this);
        // 获取源图像
        Image image = Toolkit.getDefaultToolkit().getImage("images/Cg0430.jpg");
        // 分割图像
        images = ImageUtil.cutImage(image, 5, 5, 0, 3, 128, 95, 128, 95, this);
        int index = 0;
        // 将所有分割得到的图像添加到MediaTracker追踪列表中
        for (Image[] images2 : images) {
            for (Image image2 : images2) {
                mediaTracker.addImage(image2, index++);
            }
        }

        setVisible(true);
    }

    @Override
    public void paint(Graphics g) {

        try {
            // 加载所有图像
            mediaTracker.waitForAll();
        } catch (InterruptedException e) {
            e.printStackTrace();
        }

        if (mediaTracker.checkAll()) { // 所有图像加载完毕
            // 循环将每张分割的图像绘制到窗体中
            for (int row = 0, len = images.length; row < len; row++) {
                for (int col = 0, length = images[row].length; col < length; col++) {
                    Image img = images[row][col];
                    int imgWidth = img.getWidth(null);
                    int imgHeight = img.getHeight(null);
                    int x = col * (imgWidth + 10) + 15;
                    int y = row * (imgHeight + 15) + 40;
                    g.drawImage(img, x, y, null);
                }
            }
        }
    }

    public static void main(String[] args) {
        new CutImageDemo();
    }
}