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/*
* Copyright (c) 2003, 2017, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 4893464
* @summary Tests bmp writer behavior with different compression modes
*/
import java.awt.Color;
import java.awt.Graphics;
import java.awt.image.BufferedImage;
import java.io.File;
import javax.imageio.IIOImage;
import javax.imageio.ImageIO;
import javax.imageio.ImageTypeSpecifier;
import javax.imageio.ImageWriteParam;
import javax.imageio.ImageWriter;
import javax.imageio.metadata.IIOMetadata;
import javax.imageio.stream.ImageOutputStream;
public class CompressionModeTest {
public static void main(String args[]) {
int[] iModes = { ImageWriteParam.MODE_DISABLED,
ImageWriteParam.MODE_EXPLICIT,
ImageWriteParam.MODE_COPY_FROM_METADATA,
ImageWriteParam.MODE_DEFAULT };
String[] strModes = { "ImageWriteParam.MODE_DISABLED",
"ImageWriteParam.MODE_EXPLICIT",
"ImageWriteParam.MODE_COPY_FROM_METADATA",
"ImageWriteParam.MODE_DEFAULT" };
for(int i=0; i<iModes.length; i++) {
System.out.println("Test compression mode "+strModes[i]);
doTest(iModes[i]);
}
}
private static void doTest(int mode) {
String fileFormat = "bmp";
try {
ImageWriter iw = (ImageWriter)ImageIO.getImageWritersBySuffix(fileFormat).next();
if(iw == null) {
throw new RuntimeException("No available image writer for "
+ fileFormat
+ " Test failed.");
}
File file = new File("image." + fileFormat);
ImageOutputStream ios = ImageIO.createImageOutputStream(file);
iw.setOutput(ios);
BufferedImage bimg = new BufferedImage(100,
100, BufferedImage.TYPE_INT_RGB);
Graphics g = bimg.getGraphics();
g.setColor(Color.green);
g.fillRect(0,0,100,100);
ImageWriteParam param = iw.getDefaultWriteParam();
param.setCompressionMode(mode);
IIOMetadata meta = iw.getDefaultImageMetadata(new ImageTypeSpecifier(bimg),
param);
IIOImage iioImg = new IIOImage(bimg, null, meta);
iw.write(null, iioImg, param);
} catch(Exception e) {
e.printStackTrace();
throw new RuntimeException("Test failed.");
}
}
}
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