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/*
* Copyright 2002-2017 Drew Noakes
*
* 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.
*
* More information about this project is available at:
*
* https://drewnoakes.com/code/exif/
* https://github.com/drewnoakes/metadata-extractor
*/
package com.drew.metadata;
import com.drew.lang.annotations.NotNull;
import com.drew.lang.annotations.Nullable;
/**
* Class to hold information about a detected or recognized face in a photo.
* <p>
* When a face is <em>detected</em>, the camera believes that a face is present at a given location in
* the image, but is not sure whose face it is. When a face is <em>recognised</em>, then the face is
* both detected and identified as belonging to a known person.
*
* @author Philipp Sandhaus, Drew Noakes
*/
public class Face
{
private final int _x;
private final int _y;
private final int _width;
private final int _height;
@Nullable
private final String _name;
@Nullable
private final Age _age;
public Face(int x, int y, int width, int height, @Nullable String name, @Nullable Age age)
{
_x = x;
_y = y;
_width = width;
_height = height;
_name = name;
_age = age;
}
public int getX()
{
return _x;
}
public int getY()
{
return _y;
}
public int getWidth()
{
return _width;
}
public int getHeight()
{
return _height;
}
@Nullable
public String getName()
{
return _name;
}
@Nullable
public Age getAge()
{
return _age;
}
@Override
public boolean equals(@Nullable Object o)
{
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
Face face = (Face)o;
if (_height != face._height) return false;
if (_width != face._width) return false;
if (_x != face._x) return false;
if (_y != face._y) return false;
if (_age != null ? !_age.equals(face._age) : face._age != null) return false;
if (_name != null ? !_name.equals(face._name) : face._name != null) return false;
return true;
}
@Override
public int hashCode()
{
int result = _x;
result = 31 * result + _y;
result = 31 * result + _width;
result = 31 * result + _height;
result = 31 * result + (_name != null ? _name.hashCode() : 0);
result = 31 * result + (_age != null ? _age.hashCode() : 0);
return result;
}
@Override
@NotNull
public String toString()
{
StringBuilder result = new StringBuilder();
result.append("x: ").append(_x);
result.append(" y: ").append(_y);
result.append(" width: ").append(_width);
result.append(" height: ").append(_height);
if (_name != null)
result.append(" name: ").append(_name);
if (_age != null)
result.append(" age: ").append(_age.toFriendlyString());
return result.toString();
}
}
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