author | prr |
Wed, 16 Dec 2015 14:36:37 -0800 | |
changeset 35646 | 845a3ebfeb00 |
child 35693 | 5bdca98e8410 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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import java.awt.Color; |
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import java.awt.Font; |
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import java.awt.Graphics2D; |
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import java.awt.RenderingHints; |
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import java.awt.geom.Rectangle2D; |
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import java.awt.image.BufferedImage; |
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import java.io.File; |
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import java.io.FileOutputStream; |
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import java.io.IOException; |
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import java.util.Arrays; |
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import java.util.HashSet; |
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import java.util.Iterator; |
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import java.util.Locale; |
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import java.util.Set; |
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import javax.imageio.IIOImage; |
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import javax.imageio.ImageIO; |
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import javax.imageio.ImageWriteParam; |
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import javax.imageio.ImageWriter; |
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import javax.imageio.stream.ImageOutputStream; |
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/** |
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* @test @bug 6488522 |
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* @summary Check the compression support in imageio ImageWriters |
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* @run main ImageWriterCompressionTest |
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*/ |
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public class ImageWriterCompressionTest { |
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// ignore jpg (fail): |
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// Caused by: javax.imageio.IIOException: Invalid argument to native writeImage |
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private static final Set<String> IGNORE_FILE_SUFFIXES |
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= new HashSet<String>(Arrays.asList(new String[] { |
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"bmp", "gif", |
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"jpg", "jpeg", |
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// "tif", "tiff" |
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} )); |
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public static void main(String[] args) { |
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Locale.setDefault(Locale.US); |
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final BufferedImage image |
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= new BufferedImage(512, 512, BufferedImage.TYPE_INT_ARGB); |
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final Graphics2D g2d = image.createGraphics(); |
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try { |
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g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, |
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RenderingHints.VALUE_ANTIALIAS_ON); |
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g2d.setRenderingHint(RenderingHints.KEY_RENDERING, |
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RenderingHints.VALUE_RENDER_QUALITY); |
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g2d.scale(2.0, 2.0); |
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g2d.setColor(Color.red); |
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g2d.draw(new Rectangle2D.Float(10, 10, 100, 100)); |
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g2d.setColor(Color.blue); |
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g2d.fill(new Rectangle2D.Float(12, 12, 98, 98)); |
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g2d.setColor(Color.green); |
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g2d.setFont(new Font(Font.SERIF, Font.BOLD, 14)); |
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|
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for (int i = 0; i < 15; i++) { |
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g2d.drawString("Testing Compression ...", 20, 20 + i * 16); |
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} |
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final String[] fileSuffixes = ImageIO.getWriterFileSuffixes(); |
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final Set<String> testedWriterClasses = new HashSet<String>(); |
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for (String suffix : fileSuffixes) { |
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if (!IGNORE_FILE_SUFFIXES.contains(suffix)) { |
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final Iterator<ImageWriter> itWriters |
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= ImageIO.getImageWritersBySuffix(suffix); |
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final ImageWriter writer; |
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final ImageWriteParam writerParams; |
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if (itWriters.hasNext()) { |
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writer = itWriters.next(); |
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if (testedWriterClasses.add(writer.getClass().getName())) { |
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writerParams = writer.getDefaultWriteParam(); |
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if (writerParams.canWriteCompressed()) { |
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testCompression(image, writer, writerParams, suffix); |
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} |
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} |
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} else { |
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throw new RuntimeException("Unable to get writer !"); |
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} |
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} |
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} |
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} catch (IOException ioe) { |
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throw new RuntimeException("IO failure", ioe); |
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} |
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finally { |
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g2d.dispose(); |
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} |
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} |
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private static void testCompression(final BufferedImage image, |
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final ImageWriter writer, |
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final ImageWriteParam writerParams, |
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final String suffix) |
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throws IOException |
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{ |
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System.out.println("Compression types: " |
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+ Arrays.toString(writerParams.getCompressionTypes())); |
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// Test Compression modes: |
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try { |
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writerParams.setCompressionMode(ImageWriteParam.MODE_DISABLED); |
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133 |
saveImage(image, writer, writerParams, "disabled", suffix); |
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|
134 |
} catch (Exception e) { |
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|
135 |
System.out.println("CompressionMode Disabled not supported: "+ e.getMessage()); |
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|
136 |
} |
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|
137 |
|
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|
138 |
try { |
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|
139 |
writerParams.setCompressionMode(ImageWriteParam.MODE_DEFAULT); |
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|
140 |
saveImage(image, writer, writerParams, "default", suffix); |
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prr
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|
141 |
} catch (Exception e) { |
845a3ebfeb00
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prr
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|
142 |
System.out.println("CompressionMode Default not supported: "+ e.getMessage()); |
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|
143 |
} |
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|
144 |
|
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|
145 |
writerParams.setCompressionMode(ImageWriteParam.MODE_EXPLICIT); |
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6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
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|
146 |
writerParams.setCompressionType(selectCompressionType(suffix, |
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|
147 |
writerParams.getCompressionTypes())); |
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prr
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|
148 |
|
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|
149 |
System.out.println("Selected Compression type: " |
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|
150 |
+ writerParams.getCompressionType()); |
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prr
parents:
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|
151 |
|
845a3ebfeb00
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|
152 |
long prev = Long.MAX_VALUE; |
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|
153 |
for (int i = 10; i >= 0; i--) { |
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|
154 |
float quality = 0.1f * i; |
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|
155 |
writerParams.setCompressionQuality(quality); |
845a3ebfeb00
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prr
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|
156 |
|
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|
157 |
long len = saveImage(image, writer, writerParams, |
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|
158 |
String.format("explicit-%.1f", quality), suffix); |
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prr
parents:
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changeset
|
159 |
|
845a3ebfeb00
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prr
parents:
diff
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|
160 |
if (len <= 0) { |
845a3ebfeb00
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prr
parents:
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|
161 |
throw new RuntimeException("zero file length !"); |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
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|
162 |
} else if (len > prev) { |
845a3ebfeb00
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prr
parents:
diff
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|
163 |
throw new RuntimeException("Incorrect file length: " + len |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
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|
164 |
+ " larger than previous: " + prev + " !"); |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
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|
165 |
} |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
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|
166 |
prev = len; |
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6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
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|
167 |
} |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
changeset
|
168 |
} |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
changeset
|
169 |
|
845a3ebfeb00
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prr
parents:
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|
170 |
private static String selectCompressionType(final String suffix, |
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parents:
diff
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|
171 |
final String[] types) |
845a3ebfeb00
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prr
parents:
diff
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|
172 |
{ |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
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|
173 |
switch (suffix) { |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
changeset
|
174 |
case "tif": |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
changeset
|
175 |
case "tiff": |
845a3ebfeb00
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prr
parents:
diff
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|
176 |
return "LZW"; |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
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|
177 |
default: |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
changeset
|
178 |
return types[0]; |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
changeset
|
179 |
} |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
changeset
|
180 |
} |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
changeset
|
181 |
|
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
changeset
|
182 |
private static long saveImage(final BufferedImage image, |
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6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
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|
183 |
final ImageWriter writer, |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
changeset
|
184 |
final ImageWriteParam writerParams, |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
changeset
|
185 |
final String mode, |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
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|
186 |
final String suffix) throws IOException |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
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|
187 |
{ |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
changeset
|
188 |
final File imgFile = new File("WriterCompressionTest-" |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
changeset
|
189 |
+ mode + '.' + suffix); |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
changeset
|
190 |
System.out.println("Writing file: " + imgFile.getAbsolutePath()); |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
changeset
|
191 |
|
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
changeset
|
192 |
final ImageOutputStream imgOutStream |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
changeset
|
193 |
= ImageIO.createImageOutputStream(new FileOutputStream(imgFile)); |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
changeset
|
194 |
try { |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
changeset
|
195 |
writer.setOutput(imgOutStream); |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
changeset
|
196 |
writer.write(null, new IIOImage(image, null, null), writerParams); |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
changeset
|
197 |
} finally { |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
changeset
|
198 |
imgOutStream.close(); |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
changeset
|
199 |
} |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
changeset
|
200 |
return imgFile.length(); |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
changeset
|
201 |
} |
845a3ebfeb00
6488522: PNG writer should permit setting compression level and iDAT chunk maximum size
prr
parents:
diff
changeset
|
202 |
} |