Java Image to Byte Array bufferedImageToByteArray(BufferedImage img)

Description

Converts a BufferedImage into a byte[].

License

Open Source License

Parameter

Parameter	Description
img	The BufferedImage instance.

Exception

Parameter	Description
IOException	if there is a issue encoding the jpeg.

Return

The BufferedImage as a byte[].

Declaration

public static byte[] bufferedImageToByteArray(BufferedImage img) throws IOException 

Method Source Code

//package com.java2s;
/**//  w  w  w .j  a  v a 2 s.  c o m
 * Copyright 2014 Comcast Cable Communications Management, LLC
 *
 * This file is part of CATS.
 *
 * CATS is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * CATS is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with CATS.  If not, see <http://www.gnu.org/licenses/>.
 */

import java.awt.image.BufferedImage;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import javax.imageio.ImageIO;

public class Main {
    /**
     * Converts a BufferedImage into a byte[].
     *
     * @param img The BufferedImage instance.
     * @return The BufferedImage as a byte[].
     * @throws IOException if there is a issue encoding the jpeg.
     */
    public static byte[] bufferedImageToByteArray(BufferedImage img) throws IOException {
        ByteArrayOutputStream os = new ByteArrayOutputStream();
        ImageIO.write(img, "JPEG", os);

        return os.toByteArray();
    }
}

Related

1. bufferedImageToByte(BufferedImage image, String format)
2. bufferedImageToByte(BufferedImage originalImage)
3. bufferedImageToByteArray(BufferedImage bufferedImage)
4. bufferedImageToByteArray(BufferedImage image)
5. bufferedImageToBytes(final BufferedImage bufferedImage, final ImageWriter imageWriter, final ImageWriteParam imageWriteParameter)
6. toByteArray(Image image)
7. toByteArray(Image img)