org.openimaj.image.objectdetection.haar.WeightedRectangle 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;
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*/
package org.openimaj.image.objectdetection.haar;
/**
* A Rectangle with an associated weight. This is used to represent part of a
* haar-like feature.
*
* @author Jonathon Hare ([email protected])
*/
public class WeightedRectangle {
/**
* The weight assigned to the rectangle
*/
public float weight;
/**
* The height
*/
public int height;
/**
* The width
*/
public int width;
/**
* The top-left y-ordinate
*/
public int y;
/**
* The top-left x-ordinate
*/
public int x;
/**
* Construct a {@link WeightedRectangle} with the given parameters.
*
* @param x
* x-coordinate of top-left
* @param y
* y-coordinate of top-left
* @param width
* width
* @param height
* height
* @param weight
* weight
*/
public WeightedRectangle(int x, int y, int width, int height, float weight) {
this.x = x;
this.y = y;
this.width = width;
this.height = height;
this.weight = weight;
}
/**
* parse a string of the form "x y width height weight" to construct a
* WeightedRectangle.
*
* @param str
* the string to parse
* @return the constructed WeightedRectangle
*/
public static WeightedRectangle parse(String str) {
final String[] parts = str.trim().split(" ");
final int x = Integer.parseInt(parts[0]);
final int y = Integer.parseInt(parts[1]);
final int width = Integer.parseInt(parts[2]);
final int height = Integer.parseInt(parts[3]);
final float weight = Float.parseFloat(parts[4]);
return new WeightedRectangle(x, y, width, height, weight);
}
}