Java Image Brighten brighten(BufferedImage src, float offset)

Description

Returns the supplied src image brightened by a float value from 0 to 10.

License

Apache License

Parameter

Parameter	Description
src	a parameter
offset	a parameter

Declaration

public static BufferedImage brighten(BufferedImage src, float offset) 

Method Source Code

//package com.java2s;
/**/*from  w w w .  j  a v  a  2 s. c  om*/
 * Copyright @ 2008
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */

import java.awt.image.*;

public class Main {
    /**
     * Returns the supplied src image brightened by a float value from 0 to 10. Float values
     * below 1.0f actually darken the source image.
     * @param src
     * @param offset
     * @return 
     */
    public static BufferedImage brighten(BufferedImage src, float offset) {
        RescaleOp rop = new RescaleOp(1, offset, null);
        return rop.filter(src, null);
    }
}

Related

1. brighten(BufferedImage bufferedImage, float amount)
2. brighten(BufferedImage image)
3. brightenImage(BufferedImage image, float brigtness, float offset)
4. brightenImage(BufferedImage srcImg)
5. brightenOp(float mult, int add)