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BoofCV is an open source Java library for real-time computer vision and robotics applications.

There is a newer version: 0.26

/*
 * Copyright (c) 2011-2014, Peter Abeles. All Rights Reserved.
 *
 * This file is part of BoofCV (http://boofcv.org).
 *
 * 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.
 */

package boofcv.struct.image;

/**
 * 
 * Base class for images with 8-bit pixels.
 * 
 *
 * @author Peter Abeles
 */
public abstract class ImageInt8 extends ImageInteger {

	public byte data[];

	/**
	 * Creates a new gray scale (single band/color) image.
	 *
	 * @param width  number of columns in the image.
	 * @param height number of rows in the image.
	 */
	public ImageInt8(int width, int height) {
		super(width, height);
	}

	public ImageInt8() {
	}

	/**
	 * Sets the value of the specified pixel.
	 *
	 * @param x	 pixel coordinate.
	 * @param y	 pixel coordinate.
	 * @param value The pixel's new value.
	 */
	@Override
	public void set(int x, int y, int value) {
		if (!isInBounds(x, y))
			throw new ImageAccessException("Requested pixel is out of bounds: "+x+" "+y);

		data[getIndex(x, y)] = (byte) value;
	}

	@Override
	public void unsafe_set(int x, int y, int value) {
		data[getIndex(x,y)] = (byte)value;
	}

	@Override
	protected Object _getData() {
		return data;
	}

	@Override
	protected void _setData(Object data) {
		this.data = (byte[]) data;
	}

	@Override
	public ImageDataType getDataType() {
		return ImageDataType.I8;
	}

	public byte[] getData() {
		return data;
	}

	public void setData(byte[] data) {
		this.data = data;
	}
}