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/*
* Copyright (c) 2021, 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.interpolate;
import boofcv.struct.border.ImageBorder;
import boofcv.struct.image.ImageGray;
/**
* Performs nearest neighbor interpolation to extract values between pixels in an image.
*
* @author Peter Abeles
*/
@SuppressWarnings({"NullAway.Init"})
public abstract class NearestNeighborPixelS> implements InterpolatePixelS {
protected ImageBorder border;
protected T orig;
protected int stride;
protected int width;
protected int height;
@Override
public void setBorder( ImageBorder border ) {
this.border = border;
}
@Override
public void setImage( T image ) {
if (border != null)
border.setImage(image);
this.orig = image;
this.stride = orig.getStride();
this.width = orig.getWidth();
this.height = orig.getHeight();
}
@Override
public T getImage() {
return orig;
}
@Override
public boolean isInFastBounds( float x, float y ) {
return (x >= 0 && y >= 0 && x <= width - 1 && y <= height - 1);
}
@Override
public int getFastBorderX() {
return 0;
}
@Override
public int getFastBorderY() {
return 0;
}
@Override
public ImageBorder getBorder() {
return border;
}
}
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