boofcv.alg.segmentation.slic.SegmentSlic_PlU8 Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of feature Show documentation

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

There is a newer version: 0.26

/*
 * Copyright (c) 2011-2016, 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.alg.segmentation.slic;

import boofcv.struct.ConnectRule;
import boofcv.struct.image.GrayU8;
import boofcv.struct.image.ImageType;
import boofcv.struct.image.Planar;

/**
 * Implementation of {@link SegmentSlic} for image of type {@link Planar} of type {@link GrayU8}.
 *
 * @author Peter Abeles
 */
public class SegmentSlic_PlU8 extends SegmentSlic> {
	public SegmentSlic_PlU8(int numberOfRegions, float m, int totalIterations,
							ConnectRule connectRule , int numBands) {
		super(numberOfRegions, m , totalIterations, connectRule,ImageType.pl(numBands, GrayU8.class));
	}

	@Override
	public void setColor(float[] color, int x, int y) {
		final int numBands = input.getNumBands();
		for( int i = 0; i < numBands; i++ ) {
			color[i] = input.getBand(i).unsafe_get(x,y);
		}
	}

	@Override
	public void addColor(float[] color, int index, float weight) {
		final int numBands = input.getNumBands();
		for( int i = 0; i < numBands; i++ ) {
			color[i] += (input.getBand(i).data[index] & 0xFF)*weight;
		}
	}

	@Override
	public float colorDistance(float[] color, int index) {
		final int numBands = input.getNumBands();
		float total = 0;
		for( int i = 0; i < numBands; i++ ) {
			float diff = (input.getBand(i).data[index] & 0xFF) - color[i];
			total += diff*diff;
		}

		return total;
	}

	@Override
	public float getIntensity(int x, int y) {
		final int numBands = input.getNumBands();
		final int index = input.getIndex(x,y);
		float total = 0;
		for( int i = 0; i < numBands; i++ ) {
			total += input.getBand(i).data[index] & 0xFF;
		}

		return total/numBands;
	}
}