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1 import java.awt.*;
2 import java.awt.event.*;
3 import JSci.awt.*;
4 import JSci.maths.wavelet.*;
5 import JSci.maths.wavelet.cdf2_4.*;
6
7
12 public final class WaveletImageTransform extends Frame {
13 public static void main(String  [] arg) {
14 if(arg.length==0) {
15 System.err.println("Please specify an image with odd dimensions.");
16 return;
17 }
18 new WaveletImageTransform(arg[0]);
19 }
20 public WaveletImageTransform(String filename) {
21 super("Fast Wavelet Transform");
22 addWindowListener(new WindowAdapter() {
23 public void windowClosing(WindowEvent evt) {
24 dispose();
25 System.exit(0);
26 }
27 });
28
29 System.err.println("Opening \""+filename+"\"");
30 PixelArray pa1=new PixelArray(filename);
31 ImageCanvas ic1=new ImageCanvas(pa1.rebuildImage());
32 System.err.println("Please wait... This could take a few minutes...");
33
34 PixelArray[][] paa=pa1.greenFWT(new CDF2_4());
35
36 ImageCanvas ic0_0=new ImageCanvas(paa[0][0].rebuildImage());
37
38 ImageCanvas ic1_0=new ImageCanvas(paa[1][0].rebuildImage());
39 ImageCanvas ic0_1=new ImageCanvas(paa[0][1].rebuildImage());
40 ImageCanvas ic1_1=new ImageCanvas(paa[1][1].rebuildImage());
41
42 setLayout(new GridLayout(2,0,2,2));
43 add(ic1);
44 Panel p2=new Panel();
45 p2.setLayout(new GridLayout(0,2,1,1));
46 p2.add(ic0_0);
47 p2.add(ic1_0);
48 p2.add(ic0_1);
49 p2.add(ic1_1);
50 add(p2);
51 setBounds(0,0,400,400);
52 show();
53 }
54 }
55
56 |
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Java API By Example, From Geeks To Geeks.