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BoofCV is an open source Java library for real-time computer vision and robotics applications.
/*
* Copyright (c) 2011-2015, 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.distort;
import boofcv.struct.distort.PixelTransform_F32;
import boofcv.struct.image.ImageBase;
/**
* Copies an image onto another image while applying a transform to the pixel coordinates.
* Pixels outside the source image can be handled using the interpolations border or by simply skipping them. This
* behavior is set by calling the {@link #setRenderAll(boolean)} flag. By Default it will render the entire image,
* even if pixel is outside the source image.
*
* @author Peter Abeles
*/
public interface ImageDistort {
/**
* Specifies how pixel coordinates are transformed from the destination
* to source images.
*
* @param dstToSrc Pixel coordinate transformation.
*/
public void setModel( PixelTransform_F32 dstToSrc );
/**
* Applies the transform to the entire destination image.
*
* @param srcImg Input image. Not modified.
* @param dstImg Output image. Modified.
*/
public void apply( Input srcImg , Output dstImg );
/**
* Applies the transform to only the specified region inside the destination image.
*
* @param srcImg Input image. Not modified.
* @param dstImg Output image. Modified.
* @param dstX0 Left most crop boundary. Inclusive.
* @param dstY0 Top most crop boundary. Inclusive.
* @param dstX1 Right most crop boundary. Exclusive.
* @param dstY1 Bottom most crop boundary. Exclusive.
*/
public void apply( Input srcImg , Output dstImg , int dstX0 , int dstY0 , int dstX1 , int dstY1 );
/**
* Specifies if the entire output image should be rendered, even if mapping to the source image is outside
* the source image.
*
* @param renderAll true to render all pixels or false only ones inside the source image
*/
public void setRenderAll( boolean renderAll );
/**
* Returns the render all flag
* @return render all flag
*/
public boolean getRenderAll();
}
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