org.openimaj.image.processing.face.tracking.FaceTracker Maven / Gradle / Ivy
/**
* Copyright (c) 2011, The University of Southampton and the individual contributors.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* * Neither the name of the University of Southampton nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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*/
package org.openimaj.image.processing.face.tracking;
import java.util.List;
import org.openimaj.image.Image;
import org.openimaj.image.processing.face.detection.DetectedFace;
/**
* An interface for classes that are able to track faces within images.
*
* @author David Dupplaw ([email protected])
*
* @created 13 Oct 2011
*
* @param The type of image on which the face tracker will operate
*/
public interface FaceTracker>
{
/**
* Given the image, can a face be tracked on the image. The implementation
* must deal with finding the face in the first place, if this is the first
* frame it's seen, and it must deal with storage of state as the tracking
* takes place.
*
* @param img The image to track a face in
* @return A list of detected/tracked faces which could be empty
* if no faces are found in the image.
*/
public List trackFace( I img );
}