forked from kayahr/scilter
/
ScaleFilter.java
67 lines (55 loc) · 1.82 KB
/
ScaleFilter.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
/*
* $Id$
* Copyright (C) 2006 Klaus Reimer <k@ailis.de>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by the
* Free Software Foundation; either version 2.1 of the License, or (at your
* option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package de.ailis.scilter;
import java.awt.image.BufferedImage;
/**
* The interface for all scale filters.
*
* @author Klaus Reimer (k@ailis.de)
* @version $Revision$
*/
public interface ScaleFilter
{
/**
* Returns the scale factor of the scale filter (For example 2, 3 or 4).
*
* @return The scale factor.
*/
public int getScaleFactor();
/**
* Scales the specified image and returns the new scaled image.
*
* @param image
* The original image to scale
* @return The scaled image
*/
public BufferedImage scale(BufferedImage image);
/**
* Scales the specified pixel data (In RGB888 format, alpha values will be
* lost). Returns pixel array will also be in RGB888 format.
*
* @param pixels
* The pixel array
* @param width
* The image width
* @param height The image height
* @return The scaled pixel data
*/
public int[] scale(int[] pixels, int width, int height);
}