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import javax.swing.*;
import java.awt.Canvas;
import java.awt.Color;
import java.awt.Graphics;
import java.awt.Image;
import java.io.File;
import java.awt.image.BufferedImage;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.OutputStream;
import javax.imageio.ImageIO;
import javax.swing.JFileChooser;
class Enregistrer {
BufferedImage bi;
OutputStream out;
public Enregistrer()
{
JFileChooser choix = new JFileChooser();
if (choix.showSaveDialog(null) == JFileChooser.APPROVE_OPTION)
{
String filename = choix.getSelectedFile().getAbsolutePath();
try
{
bi = loadImage(filename);
out= new FileOutputStream(filename);
SaveImage(bi,out);
}
catch (Exception e)
{
e.printStackTrace();
}
}
}
/** Fonction de sauvegarde d'image */
public static void SaveImage(BufferedImage imBW, OutputStream os) throws Exception
{
Graphics g = imBW.createGraphics();
g.drawImage(imBW, 0, 0, null);
g.dispose();
ImageIO.write(imBW, "png", os);
os.close();
imBW=null;
os=null;
}
// Fonction d'ouverture des images (.jpeg / .gif / .png)
public BufferedImage loadImage(String f) throws Exception {
Image im2 = null;
java.awt.MediaTracker mt2 = null;
java.io.FileInputStream in = null;
byte[] b = null;
int size = 0;
in = new java.io.FileInputStream(f);
if (in != null)
{
size = in.available();
b = new byte[size];
in.read(b);
im2 = java.awt.Toolkit.getDefaultToolkit().createImage(b);
in.close();
}
mt2 = new java.awt.MediaTracker(new Canvas());
if (im2 != null)
{
if (mt2 != null)
{
mt2.addImage(im2, 0);
mt2.waitForID(0);
}
}
BufferedImage input = new BufferedImage(im2.getWidth(null), im2
.getHeight(null), BufferedImage.TYPE_INT_ARGB);
Graphics g = input.createGraphics();
g.setColor(Color.white);
g.fillRect(0, 0, im2.getWidth(null), im2.getHeight(null));
g.drawImage(im2, 0, 0, null);
g.dispose();
g = null;
return input;
}
public static void main(String[] args) throws Exception
{
Enregistrer e=new Enregistrer();
}
} |
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