copy the supplied BufferedImage to a new one with the same colour model, alpha - Java 2D Graphics

Java examples for 2D Graphics:BufferedImage Color

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Description

copy the supplied BufferedImage to a new one with the same colour model, alpha

Demo Code


//package com.java2s;

import java.awt.image.BufferedImage;
import java.awt.image.ColorModel;
import java.awt.image.WritableRaster;

public class Main {
    /**/* ww w .ja v a 2s  .  co  m*/
     * copy the supplied {@link BufferedImage} to a new 
     * one with the same colour model, alpha
     * @param bi
     * @return
     */
    public static BufferedImage deepCopy(BufferedImage bi) {
        ColorModel cm = bi.getColorModel();
        boolean isAlphaPremultiplied = cm.isAlphaPremultiplied();
        WritableRaster raster = bi.copyData(null);
        BufferedImage cloned = new BufferedImage(cm, raster,
                isAlphaPremultiplied, null);
        return cloned;
    }
}

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