SimpleModeConverter.java

/*
  SimpleModeConverter.java

  (c) 2016 Edward Swartz

  All rights reserved. This program and the accompanying materials
  are made available under the terms of the Eclipse Public License v1.0
  which accompanies this distribution, and is available at
  http://www.eclipse.org/legal/epl-v10.html
 */
package v9t9.video.imageimport;

import java.awt.image.BufferedImage;

/**
 * @author ejs
 *
 */
public class SimpleModeConverter implements IModeConverter {

	/* (non-Javadoc)
	 * @see v9t9.video.imageimport.IModeConverter#prepareImage(java.awt.image.BufferedImage)
	 */
	@Override
	public BufferedImage prepareImage(BufferedImage img) {
		return img;
	}
	
	/* (non-Javadoc)
	 * @see v9t9.video.imageimport.IModeConverter#convert(java.awt.image.BufferedImage, java.awt.image.BufferedImage, int, int)
	 */
	@Override
	public BufferedImage convert(BufferedImage img,
			int targWidth, int targHeight) {
		
		int xoffs, yoffs;

		xoffs = (targWidth - img.getWidth()) / 2;
		yoffs = (targHeight - img.getHeight()) / 2;
		
		BufferedImage convertedImage = new BufferedImage(targWidth, targHeight, 
						BufferedImage.TYPE_3BYTE_BGR);

		
		int h = img.getHeight();
		int w = img.getWidth();
		for (int y = 0; y < h; y++) {
			for (int x = 0; x < w; x++) {
				convertedImage.setRGB(x + xoffs, y + yoffs, img.getRGB(x, y));
			}
		}
		
		return convertedImage;
	}

}