boofcv.factory.distort.FactoryDistort Maven / Gradle / Ivy

/*
 * 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.factory.distort;

import boofcv.alg.distort.ImageDistort;
import boofcv.alg.distort.impl.*;
import boofcv.alg.interpolate.InterpolatePixel;
import boofcv.alg.interpolate.InterpolatePixelMB;
import boofcv.alg.interpolate.InterpolatePixelS;
import boofcv.struct.image.*;

/**
 * @author Peter Abeles
 */
public class FactoryDistort {

	/**
	 * Creates a {@link boofcv.alg.distort.ImageDistort} for the specified image type, transformation
	 * and interpolation instance.
	 *
	 * @param cached If true the distortion is only computed one.  False for recomputed each time, but less memory.
	 * @param interp Which interpolation algorithm should be used.
	 * @param outputType Type of output image.
	 */
	public static 
	ImageDistort distort(boolean cached, InterpolatePixel interp, ImageType outputType) {
		switch( outputType.getFamily() ) {
			case GRAY:
				return distortSB(cached,(InterpolatePixelS)interp,outputType.getImageClass());
			case PLANAR:
				return distortPL(cached,(InterpolatePixelS)interp,outputType.getImageClass());
			case INTERLEAVED:
				return distortIL(cached,(InterpolatePixelMB) interp, (ImageType)outputType);
			default:
				throw new IllegalArgumentException("Unknown image family "+outputType.getFamily());
		}
	}

	/**
	 * Creates a {@link boofcv.alg.distort.ImageDistort} for the specified image type, transformation
	 * and interpolation instance.
	 *
	 * @param cached If true the distortion is only computed one.  False for recomputed each time, but less memory.
	 * @param interp Which interpolation algorithm should be used.
	 * @param outputType Type of output image.
	 */
	public static 
	ImageDistort distortSB(boolean cached, InterpolatePixelS interp, Class outputType)
	{
		if( cached ) {
			if( outputType == GrayF32.class ) {
				return (ImageDistort)new ImplImageDistortCache_F32(interp);
			} else if( GrayS32.class.isAssignableFrom(outputType) ) {
				return (ImageDistort)new ImplImageDistortCache_S32(interp);
			} else if( GrayI16.class.isAssignableFrom(outputType) ) {
				return (ImageDistort)new ImplImageDistortCache_I16(interp);
			} else if( GrayI8.class.isAssignableFrom(outputType) ) {
				return (ImageDistort)new ImplImageDistortCache_I8(interp);
			} else {
				throw new IllegalArgumentException("Output type not supported: "+outputType.getSimpleName());
			}
		} else {
			if (outputType == GrayF32.class) {
				return (ImageDistort) new ImplImageDistort_F32(interp);
			} else if (GrayS32.class.isAssignableFrom(outputType)) {
				return (ImageDistort) new ImplImageDistort_S32(interp);
			} else if (GrayI16.class.isAssignableFrom(outputType)) {
				return (ImageDistort) new ImplImageDistort_I16(interp);
			} else if (GrayI8.class.isAssignableFrom(outputType)) {
				return (ImageDistort) new ImplImageDistort_I8(interp);
			} else {
				throw new IllegalArgumentException("Output type not supported: " + outputType.getSimpleName());
			}
		}
	}

	/**
	 * Creates a {@link boofcv.alg.distort.ImageDistort} for the planar images, transformation
	 * and interpolation instance.
	 *
	 * @param cached If true the distortion is only computed one.  False for recomputed each time, but less memory.
	 * @param interp Which interpolation algorithm should be used.
	 * @param outputType Type of output image.
	 */
	public static 
	ImageDistort,Planar>
	distortPL(boolean cached , InterpolatePixelS interp, Class outputType)
	{
		ImageDistort distortSingle = distortSB(cached, interp, outputType);
		return new ImplImageDistort_PL(distortSingle);
	}

	public static 
	ImageDistort
	distortIL(boolean cached, InterpolatePixelMB interp, ImageType outputType)
	{
		if( cached ) {
			throw new IllegalArgumentException("Cached not supported yet");
		} else {
			switch( outputType.getDataType() ) {
				case F32:
					return (ImageDistort) new ImplImageDistort_IL_F32((InterpolatePixelMB)interp);

				case U8:
					return (ImageDistort) new ImplImageDistort_IL_U8((InterpolatePixelMB)interp);

				default:
					throw new IllegalArgumentException("Not supported yet");
			}
		}
	}
}