Description
Asks the user for a file and then saves the image to that file.
License
GNU General Public License
Parameter
| Parameter | Description |
|---|
| img | The image to save to file |
| extension | The format of the image (e.g. "png", "jpg", or "gif", see <code>javax.imageio.ImageIO.write(...)</code>. |
Exception
| Parameter | Description |
|---|
| IOException | thrown if the file cannot be written to (typically caused by read/write permission conflicts). |
Declaration
public static void saveImage(BufferedImage img, String extension) throws IOException
Method Source Code
//package com.java2s;
/*//from ww w . j av a 2s. c o m
CCH World Factory - GPL
Copyright (C) 2014 Christopher Collin Hall
email: explosivegnome@yahoo.com
CCH World Factory - GPL is distributed under the GNU General Public
License (GPL) version 3. A non-GPL branch of the CCH World Factory
also exists. For non-GPL licensing options, contact the copyright
holder, Christopher Collin Hall (explosivegnome@yahoo.com).
CCH World Factory - GPL is free software: you can redistribute it
and/or modify it under the terms of the GNU General Public License
as published by the Free Software Foundation, either version 3 of
the License, or (at your option) any later version.
CCH World Factory - GPL 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with CCH World Factory - GPL. If not, see
<http://www.gnu.org/licenses/>.
*/
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import javax.imageio.ImageIO;
import javax.swing.JFileChooser;
import javax.swing.JOptionPane;
public class Main {
/**
* Asks the user for a file and then saves the image to that file.
* @param img The image to save to file
* @param extension The format of the image (e.g. "png", "jpg", or "gif",
* see <code>javax.imageio.ImageIO.write(...)</code>.
* @throws IOException thrown if the file cannot be written to (typically
* caused by read/write permission conflicts).
*/
public static void saveImage(BufferedImage img, String extension) throws IOException {
JFileChooser fc = new JFileChooser(".");
int action = fc.showSaveDialog(null);
if (action == JFileChooser.APPROVE_OPTION && fc.getSelectedFile() != null) {
File f = fc.getSelectedFile();
if (f.getPath().toLowerCase().endsWith("." + extension.toLowerCase()) == false) {
f = new File(f.getPath() + "." + extension);
}
if (f.exists()) {
int click = JOptionPane.showConfirmDialog(null,
"File '" + f.getPath() + "' already exists. Replace it?");
if (click == JOptionPane.CANCEL_OPTION) {
return;
}
}
ImageIO.write(img, extension, f);
}
}
}
Related
- saveImage(BufferedImage image)
- saveImage(BufferedImage img, String targetfile)
- SaveImageToFile(BufferedImage bimg, String filename, String outformat)