boofcv.abst.tracker.Msl_to_TrackerObjectQuad Maven / Gradle / Ivy
/*
* Copyright (c) 2020, 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.tracker;
import boofcv.alg.tracker.meanshift.PixelLikelihood;
import boofcv.alg.tracker.meanshift.TrackerMeanShiftLikelihood;
import boofcv.struct.image.ImageBase;
import boofcv.struct.image.ImageType;
import georegression.geometry.UtilPolygons2D_F64;
import georegression.struct.shapes.Quadrilateral_F64;
import georegression.struct.shapes.Rectangle2D_F64;
import georegression.struct.shapes.RectangleLength2D_I32;
/**
* Wrapper around {@link boofcv.alg.tracker.meanshift.TrackerMeanShiftLikelihood} for {@link TrackerObjectQuad}
*
* @author Peter Abeles
*/
public class Msl_to_TrackerObjectQuad> implements TrackerObjectQuad {
TrackerMeanShiftLikelihood tracker;
PixelLikelihood likelihood;
ImageType type;
Rectangle2D_F64 rect = new Rectangle2D_F64();
RectangleLength2D_I32 target = new RectangleLength2D_I32();
public Msl_to_TrackerObjectQuad( TrackerMeanShiftLikelihood tracker,
PixelLikelihood likelihood, ImageType imageType ) {
this.tracker = tracker;
this.likelihood = likelihood;
type = imageType;
}
@Override
public boolean initialize( T image, Quadrilateral_F64 location ) {
UtilPolygons2D_F64.bounding(location, rect);
target.x0 = (int)rect.p0.x;
target.y0 = (int)rect.p0.y;
target.width = (int)rect.getWidth() + 1;
target.height = (int)rect.getHeight() + 1;
likelihood.setImage(image);
likelihood.createModel(target);
tracker.initialize(image, target);
return true;
}
@Override
public void hint( Quadrilateral_F64 hint ) {
UtilPolygons2D_F64.bounding(hint, rect);
target.x0 = (int)rect.p0.x;
target.y0 = (int)rect.p0.y;
target.width = (int)rect.getWidth() + 1;
target.height = (int)rect.getHeight() + 1;
tracker.setTrackLocation(target);
}
@Override
public boolean process( T image, Quadrilateral_F64 results ) {
if (!tracker.process(image))
return false;
RectangleLength2D_I32 rect = tracker.getLocation();
UtilPolygons2D_F64.convert(rect, results);
return true;
}
@Override
public ImageType getImageType() {
return type;
}
@Override
public TrackerMeanShiftLikelihood getLowLevelTracker() {
return tracker;
}
public PixelLikelihood getLikelihood() {
return likelihood;
}
}