Java BufferedImage to Base64 String imageToBase64String(RenderedImage image, String type)

Description

Encode image to string

License

Open Source License

Parameter

Parameter	Description
image	The image to encode
type	jpeg, bmp, ...

Return

encoded string

Declaration

public static String imageToBase64String(RenderedImage image, String type) 

Method Source Code

//package com.java2s;
/*******************************************************************************
 * Copyright (c) 2014 Open Door Logistics (www.opendoorlogistics.com)
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Lesser Public License v3
 * which accompanies this distribution, and is available at http://www.gnu.org/licenses/lgpl.txt
 ******************************************************************************/

import java.awt.image.BufferedImage;

import java.awt.image.RenderedImage;

import java.io.ByteArrayOutputStream;

import java.io.IOException;
import javax.imageio.ImageIO;

import sun.misc.BASE64Encoder;

public class Main {
    /**/* w w w.j av a 2  s.c  o m*/
     * Encode image to string
     * 
     * @param image
     *            The image to encode
     * @param type
     *            jpeg, bmp, ...
     * @return encoded string
     */
    public static String imageToBase64String(RenderedImage image, String type) {
        String ret = null;
        ByteArrayOutputStream bos = new ByteArrayOutputStream();
        try {
            ImageIO.write(image, type, bos);
            byte[] bytes = bos.toByteArray();
            BASE64Encoder encoder = new BASE64Encoder();
            ret = encoder.encode(bytes);
            ret = ret.replace(System.lineSeparator(), "");
        } catch (IOException e) {
            throw new RuntimeException();
        }
        return ret;
    }

    private static byte[] toByteArray(BufferedImage img, String imageFileType) {
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        try {
            ImageIO.write(img, imageFileType, baos);
            return baos.toByteArray();
        } catch (Throwable e) {
            throw new RuntimeException();
        }
    }
}

Related

1. imageToBase64(BufferedImage image)
2. imageToBase64String(BufferedImage image, String type)