cut jpg Image - Java 2D Graphics

Java examples for 2D Graphics:Image

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Description

cut jpg Image

Demo Code


//package com.java2s;

import java.awt.Rectangle;

import java.awt.image.BufferedImage;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.Iterator;
import javax.imageio.ImageIO;
import javax.imageio.ImageReadParam;
import javax.imageio.ImageReader;
import javax.imageio.stream.ImageInputStream;

public class Main {
    public static void cutImage(String src, String dest, int x, int y,
            int w, int h) throws IOException {
        Iterator iterator = ImageIO.getImageReadersByFormatName("jpg");
        ImageReader reader = (ImageReader) iterator.next();
        InputStream in = new FileInputStream(src);
        ImageInputStream iis = ImageIO.createImageInputStream(in);
        reader.setInput(iis, true);/* ww w.j ava2  s .  co  m*/
        ImageReadParam param = reader.getDefaultReadParam();
        Rectangle rect = new Rectangle(x, y, w, h);
        param.setSourceRegion(rect);
        BufferedImage bi = reader.read(0, param);
        ImageIO.write(bi, "jpg", new File(dest));
    }
}

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