boofcv.abst.feature.orientation.OrientationGradientToImage Maven / Gradle / Ivy

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

There is a newer version: 1.1.7

/*
 * Copyright (c) 2011-2017, 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.abst.feature.orientation;

import boofcv.abst.filter.derivative.ImageGradient;
import boofcv.core.image.GeneralizedImageOps;
import boofcv.struct.image.ImageGray;

/**
 * Converts an implementation of {@link OrientationGradient} into {@link OrientationImage}.
 *
 * @author Peter Abeles
 */
public class OrientationGradientToImage, D extends ImageGray>
	implements OrientationImage
{
	ImageGradient gradient;
	OrientationGradient alg;

	// storage for image gradient
	D derivX;
	D derivY;

	// Input image type
	Class inputType;

	public OrientationGradientToImage(OrientationGradient alg,
									  ImageGradient gradient,
									  Class inputType ,
									  Class gradientType ) {
		this.alg = alg;
		this.gradient = gradient;
		this.inputType = inputType;

		derivX = GeneralizedImageOps.createSingleBand(gradientType,1,1);
		derivY = GeneralizedImageOps.createSingleBand(gradientType,1,1);
	}

	@Override
	public void setImage(T image) {
		derivX.reshape(image.width,image.height);
		derivY.reshape(image.width,image.height);

		gradient.process(image,derivX,derivY);
		alg.setImage(derivX,derivY);
	}

	@Override
	public Class getImageType() {
		return inputType;
	}

	@Override
	public void setObjectRadius(double radius) {
		alg.setObjectRadius(radius);
	}

	@Override
	public double compute(double c_x, double c_y) {
		return alg.compute(c_x,c_y);
	}
}