Fix for IIOInvalidTreeException: Invalid DHT node #559

(cherry picked from commit 9a6b8c9bfe8c7ae677d89ff5423e5739fd2bdb4d)
This commit is contained in:
Harald Kuhr 2022-01-12 19:33:21 +01:00
parent be60f307f7
commit 975e23c28f
4 changed files with 79 additions and 401 deletions

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@ -35,6 +35,7 @@ import com.twelvemonkeys.imageio.metadata.Directory;
import com.twelvemonkeys.imageio.metadata.Entry; import com.twelvemonkeys.imageio.metadata.Entry;
import com.twelvemonkeys.imageio.metadata.jpeg.JPEG; import com.twelvemonkeys.imageio.metadata.jpeg.JPEG;
import com.twelvemonkeys.imageio.metadata.tiff.TIFF; import com.twelvemonkeys.imageio.metadata.tiff.TIFF;
import org.w3c.dom.Node; import org.w3c.dom.Node;
import javax.imageio.IIOException; import javax.imageio.IIOException;
@ -158,21 +159,25 @@ class JPEGImage10Metadata extends AbstractMetadata {
case JPEG.DHT: case JPEG.DHT:
HuffmanTable huffmanTable = (HuffmanTable) segment; HuffmanTable huffmanTable = (HuffmanTable) segment;
IIOMetadataNode dht = new IIOMetadataNode("dht");
for (int i = 0; i < 4; i++) { IIOMetadataNode dcTables = new IIOMetadataNode("dht");
for (int c = 0; c < 2; c++) { IIOMetadataNode acTables = new IIOMetadataNode("dht");
if (huffmanTable.isPresent(i, c)) {
IIOMetadataNode dhtable = new IIOMetadataNode("dhtable"); appendHuffmanTables(huffmanTable, 0, dcTables);
dhtable.setAttribute("class", String.valueOf(c)); appendHuffmanTables(huffmanTable, 1, acTables);
dhtable.setAttribute("htableId", String.valueOf(i));
dhtable.setUserObject(huffmanTable.toNativeTable(i, c)); markerSequence.appendChild(dcTables);
dht.appendChild(dhtable);
// Native metadata has a limit of max 4 children of the DHT, we split by class only if we must...
if (dcTables.getLength() + acTables.getLength() > 4) {
markerSequence.appendChild(acTables);
} }
else {
while (acTables.hasChildNodes()) {
dcTables.appendChild(acTables.removeChild(acTables.getFirstChild()));
} }
} }
markerSequence.appendChild(dht);
break; break;
case JPEG.DQT: case JPEG.DQT:
@ -270,6 +275,18 @@ class JPEGImage10Metadata extends AbstractMetadata {
} }
} }
private void appendHuffmanTables(HuffmanTable huffmanTable, int tableClass, IIOMetadataNode dht) {
for (int i = 0; i < 4; i++) {
if (huffmanTable.isPresent(i, tableClass)) {
IIOMetadataNode dhtable = new IIOMetadataNode("dhtable");
dhtable.setAttribute("class", String.valueOf(tableClass));
dhtable.setAttribute("htableId", String.valueOf(i));
dhtable.setUserObject(huffmanTable.toNativeTable(i, tableClass));
dht.appendChild(dhtable);
}
}
}
private void appendICCProfile(IIOMetadataNode app0JFIF) { private void appendICCProfile(IIOMetadataNode app0JFIF) {
if (embeddedICCProfile != null) { if (embeddedICCProfile != null) {
IIOMetadataNode app2ICC = new IIOMetadataNode("app2ICC"); IIOMetadataNode app2ICC = new IIOMetadataNode("app2ICC");

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@ -1,345 +0,0 @@
/*
* Copyright (c) 2013, Harald Kuhr
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* * Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package com.twelvemonkeys.imageio.plugins.jpeg;
import com.twelvemonkeys.imageio.metadata.jpeg.JPEG;
import com.twelvemonkeys.xml.XMLSerializer;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import javax.imageio.metadata.IIOInvalidTreeException;
import javax.imageio.metadata.IIOMetadata;
import javax.imageio.metadata.IIOMetadataNode;
import java.awt.color.ICC_Profile;
import java.io.IOException;
import java.util.List;
/**
* JPEGImage10MetadataCleaner
*
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author last modified by $Author: haraldk$
* @version $Id: JPEGImage10MetadataCleaner.java,v 1.0 22.10.13 14:41 haraldk Exp$
*/
final class JPEGImage10MetadataCleaner {
private final JPEGImageReader reader;
JPEGImage10MetadataCleaner(final JPEGImageReader reader) {
this.reader = reader;
}
IIOMetadata cleanMetadata(final IIOMetadata imageMetadata) throws IOException {
// We filter out pretty much everything from the stream..
// Meaning we have to read get *all APP segments* and re-insert into metadata.
List<Application> appSegments = reader.getAppSegments(JPEGImageReader.ALL_APP_MARKERS, null);
// NOTE: There's a bug in the merging code in JPEGMetadata mergeUnknownNode that makes sure all "unknown" nodes are added twice in certain conditions.... ARGHBL...
// DONE: 1: Work around
// TODO: 2: REPORT BUG!
// TODO: Report dht inconsistency bug (reads any amount of tables but only allows setting 4 tables)
// TODO: Allow EXIF (as app1EXIF) in the JPEGvariety (sic) node. Need new format, might as well create a completely new format...
// As EXIF is (a subset of) TIFF, (and the EXIF data is a valid TIFF stream) probably use something like:
// http://download.java.net/media/jai-imageio/javadoc/1.1/com/sun/media/imageio/plugins/tiff/package-summary.html#ImageMetadata
/*
from: http://docs.oracle.com/javase/6/docs/api/javax/imageio/metadata/doc-files/jpeg_metadata.html
In future versions of the JPEG metadata format, other varieties of JPEG metadata may be supported (e.g. Exif)
by defining other types of nodes which may appear as a child of the JPEGvariety node.
(Note that an application wishing to interpret Exif metadata given a metadata tree structure in the
javax_imageio_jpeg_image_1.0 format must check for an unknown marker segment with a tag indicating an
APP1 marker and containing data identifying it as an Exif marker segment. Then it may use application-specific
code to interpret the data in the marker segment. If such an application were to encounter a metadata tree
formatted according to a future version of the JPEG metadata format, the Exif marker segment might not be
unknown in that format - it might be structured as a child node of the JPEGvariety node.
Thus, it is important for an application to specify which version to use by passing the string identifying
the version to the method/constructor used to obtain an IIOMetadata object.)
*/
IIOMetadataNode tree = (IIOMetadataNode) imageMetadata.getAsTree(JPEGImage10Metadata.JAVAX_IMAGEIO_JPEG_IMAGE_1_0);
IIOMetadataNode jpegVariety = (IIOMetadataNode) tree.getElementsByTagName("JPEGvariety").item(0);
IIOMetadataNode markerSequence = (IIOMetadataNode) tree.getElementsByTagName("markerSequence").item(0);
JFIF jfifSegment = reader.getJFIF();
JFXX jfxx = reader.getJFXX();
AdobeDCT adobeDCT = reader.getAdobeDCT();
ICC_Profile embeddedICCProfile = reader.getEmbeddedICCProfile(true);
Frame sof = reader.getSOF();
boolean hasRealJFIF = false;
boolean hasRealJFXX = false;
boolean hasRealICC = false;
if (jfifSegment != null) {
// Normal case, conformant JFIF with 1 or 3 components
// TODO: Test if we have CMY or other non-JFIF color space?
if (sof.componentsInFrame() == 1 || sof.componentsInFrame() == 3) {
IIOMetadataNode jfif = new IIOMetadataNode("app0JFIF");
jfif.setAttribute("majorVersion", String.valueOf(jfifSegment.majorVersion));
jfif.setAttribute("minorVersion", String.valueOf(jfifSegment.minorVersion));
jfif.setAttribute("resUnits", String.valueOf(jfifSegment.units));
jfif.setAttribute("Xdensity", String.valueOf(Math.max(1, jfifSegment.xDensity))); // Avoid 0 density
jfif.setAttribute("Ydensity", String.valueOf(Math.max(1,jfifSegment.yDensity)));
jfif.setAttribute("thumbWidth", String.valueOf(jfifSegment.xThumbnail));
jfif.setAttribute("thumbHeight", String.valueOf(jfifSegment.yThumbnail));
jpegVariety.appendChild(jfif);
hasRealJFIF = true;
// Add app2ICC and JFXX as proper nodes
if (embeddedICCProfile != null) {
IIOMetadataNode app2ICC = new IIOMetadataNode("app2ICC");
app2ICC.setUserObject(embeddedICCProfile);
jfif.appendChild(app2ICC);
hasRealICC = true;
}
if (jfxx != null) {
IIOMetadataNode JFXX = new IIOMetadataNode("JFXX");
jfif.appendChild(JFXX);
IIOMetadataNode app0JFXX = new IIOMetadataNode("app0JFXX");
app0JFXX.setAttribute("extensionCode", String.valueOf(jfxx.extensionCode));
ThumbnailReader thumbnailReader = JFXXThumbnail.from(jfxx, reader.getThumbnailReader());
IIOMetadataNode jfifThumb;
switch (jfxx.extensionCode) {
case com.twelvemonkeys.imageio.plugins.jpeg.JFXX.JPEG:
jfifThumb = new IIOMetadataNode("JFIFthumbJPEG");
// Contains it's own "markerSequence" with full DHT, DQT, SOF etc...
IIOMetadata thumbMeta = thumbnailReader.readMetadata();
Node thumbTree = thumbMeta.getAsTree(JPEGImage10Metadata.JAVAX_IMAGEIO_JPEG_IMAGE_1_0);
jfifThumb.appendChild(thumbTree.getLastChild());
app0JFXX.appendChild(jfifThumb);
break;
case com.twelvemonkeys.imageio.plugins.jpeg.JFXX.INDEXED:
jfifThumb = new IIOMetadataNode("JFIFthumbPalette");
jfifThumb.setAttribute("thumbWidth", String.valueOf(thumbnailReader.getWidth()));
jfifThumb.setAttribute("thumbHeight", String.valueOf(thumbnailReader.getHeight()));
app0JFXX.appendChild(jfifThumb);
break;
case com.twelvemonkeys.imageio.plugins.jpeg.JFXX.RGB:
jfifThumb = new IIOMetadataNode("JFIFthumbRGB");
jfifThumb.setAttribute("thumbWidth", String.valueOf(thumbnailReader.getWidth()));
jfifThumb.setAttribute("thumbHeight", String.valueOf(thumbnailReader.getHeight()));
app0JFXX.appendChild(jfifThumb);
break;
default:
reader.processWarningOccurred(String.format("Unknown JFXX extension code: %d", jfxx.extensionCode));
}
JFXX.appendChild(app0JFXX);
hasRealJFXX = true;
}
}
else {
// Typically CMYK JPEG with JFIF segment (Adobe or similar).
reader.processWarningOccurred(String.format(
"Incompatible JFIF marker segment in stream. " +
"SOF%d has %d color components, JFIF allows only 1 or 3 components. Ignoring JFIF marker.",
sof.marker & 0xf, sof.componentsInFrame()
));
}
}
// Special case: Broken AdobeDCT segment, inconsistent with SOF, use values from SOF
if (adobeDCT != null && (adobeDCT.transform == AdobeDCT.YCCK && sof.componentsInFrame() < 4 ||
adobeDCT.transform == AdobeDCT.YCC && sof.componentsInFrame() < 3)) {
reader.processWarningOccurred(String.format(
"Invalid Adobe App14 marker. Indicates %s data, but SOF%d has %d color component(s). " +
"Ignoring Adobe App14 marker.",
adobeDCT.transform == AdobeDCT.YCCK ? "YCCK/CMYK" : "YCC/RGB",
sof.marker & 0xf, sof.componentsInFrame()
));
// Remove bad AdobeDCT
NodeList app14Adobe = tree.getElementsByTagName("app14Adobe");
for (int i = app14Adobe.getLength() - 1; i >= 0; i--) {
Node item = app14Adobe.item(i);
item.getParentNode().removeChild(item);
}
// We don't add this as unknown marker, as we are certain it's bogus by now
}
Node next = null;
for (Application segment : appSegments) {
// Except real app0JFIF, app0JFXX, app2ICC and app14Adobe, add all the app segments that we filtered away as "unknown" markers
if (segment.marker == JPEG.APP0 && "JFIF".equals(segment.identifier) && hasRealJFIF) {
continue;
}
else if (segment.marker == JPEG.APP0 && "JFXX".equals(segment.identifier) && hasRealJFXX) {
continue;
}
else if (segment.marker == JPEG.APP1 && "Exif".equals(segment.identifier) /* always inserted */) {
continue;
}
else if (segment.marker == JPEG.APP2 && "ICC_PROFILE".equals(segment.identifier) && hasRealICC) {
continue;
}
else if (segment.marker == JPEG.APP14 && "Adobe".equals(segment.identifier) /* always inserted */) {
continue;
}
IIOMetadataNode unknown = new IIOMetadataNode("unknown");
unknown.setAttribute("MarkerTag", Integer.toString(segment.marker & 0xff));
unknown.setUserObject(segment.data);
// try (DataInputStream stream = new DataInputStream(new ByteArrayInputStream(segment.data))) {
// String identifier = segment.identifier;
// int off = identifier != null ? identifier.length() + 1 : 0;
//
// byte[] data = new byte[off + segment.data.length];
//
// if (identifier != null) {
// System.arraycopy(identifier.getBytes(Charset.forName("ASCII")), 0, data, 0, identifier.length());
// }
//
// stream.readFully(data, off, segment.data.length);
//
// unknown.setUserObject(data);
// }
if (next == null) {
// To be semi-compatible with the functionality in mergeTree,
// let's insert after the last unknown tag, or before any other tag if no unknown tag exists
NodeList unknowns = markerSequence.getElementsByTagName("unknown");
if (unknowns.getLength() > 0) {
next = unknowns.item(unknowns.getLength() - 1).getNextSibling();
}
else {
next = markerSequence.getFirstChild();
}
}
markerSequence.insertBefore(unknown, next);
}
// Known issues in the com.sun classes, if sof/sos component id or selector is negative,
// setFromTree will fail. We'll fix the range from -128...127 to be 0...255.
NodeList sofs = markerSequence.getElementsByTagName("sof");
if (sofs.getLength() > 0) {
NodeList components = sofs.item(0).getChildNodes();
for (int i = 0; i < components.getLength(); i++) {
forceComponentIdInRange((IIOMetadataNode) components.item(i), "componentId");
}
}
NodeList sos = markerSequence.getElementsByTagName("sos");
for (int i = 0; i < sos.getLength(); i++) {
NodeList specs = sos.item(i).getChildNodes();
for (int j = 0; j < specs.getLength(); j++) {
forceComponentIdInRange((IIOMetadataNode) specs.item(j), "componentSelector");
}
}
// Inconsistency issue in the com.sun classes, it can read metadata with dht containing
// more than 4 children, but will not allow setting such a tree...
// We'll split AC/DC tables into separate dht nodes.
NodeList dhts = markerSequence.getElementsByTagName("dht");
for (int j = 0; j < dhts.getLength(); j++) {
Node dht = dhts.item(j);
NodeList dhtables = dht.getChildNodes();
if (dhtables.getLength() < 1) {
// Why is there an empty DHT node?
dht.getParentNode().removeChild(dht);
reader.processWarningOccurred("Metadata contains empty dht node. Ignoring.");
}
else if (dhtables.getLength() > 4) {
IIOMetadataNode acTables = new IIOMetadataNode("dht");
dht.getParentNode().insertBefore(acTables, dht.getNextSibling());
// Split into 2 dht nodes, one for AC and one for DC
for (int i = dhtables.getLength() - 1; i >= 0 ; i--) {
Element dhtable = (Element) dhtables.item(i);
String tableClass = dhtable.getAttribute("class");
if ("1".equals(tableClass)) {
dht.removeChild(dhtable);
acTables.insertBefore(dhtable, acTables.getFirstChild());
}
}
}
}
try {
imageMetadata.setFromTree(JPEGImage10Metadata.JAVAX_IMAGEIO_JPEG_IMAGE_1_0, tree);
}
catch (IIOInvalidTreeException e) {
if (JPEGImageReader.DEBUG) {
new XMLSerializer(System.out, System.getProperty("file.encoding")).serialize(imageMetadata.getAsTree(JPEGImage10Metadata.JAVAX_IMAGEIO_JPEG_IMAGE_1_0), false);
System.out.println("-- 8< --");
new XMLSerializer(System.out, System.getProperty("file.encoding")).serialize(tree, false);
}
throw e;
}
return imageMetadata;
}
private void forceComponentIdInRange(final IIOMetadataNode component, final String attributeName) {
String attribute = component.getAttribute(attributeName);
if (attribute != null) {
try {
int componentId = Integer.parseInt(attribute);
if (componentId < 0) {
// Metadata doesn't like negative component ids/specs
// We'll convert to the positive value it probably should have been
componentId = ((byte) componentId) & 0xff;
component.setAttribute(attributeName, String.valueOf(componentId));
}
}
catch (NumberFormatException ignore) {
if ("scanComponentSpec".equals(component.getNodeName())) {
reader.processWarningOccurred("Bad SOS component selector: " + attribute);
}
else {
reader.processWarningOccurred("Bad SOF component id: " + attribute);
}
}
}
}
}

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@ -31,6 +31,7 @@
package com.twelvemonkeys.imageio.plugins.jpeg; package com.twelvemonkeys.imageio.plugins.jpeg;
import com.twelvemonkeys.imageio.stream.URLImageInputStreamSpi; import com.twelvemonkeys.imageio.stream.URLImageInputStreamSpi;
import org.junit.Test; import org.junit.Test;
import org.w3c.dom.Element; import org.w3c.dom.Element;
import org.w3c.dom.NodeList; import org.w3c.dom.NodeList;
@ -42,6 +43,7 @@ import javax.imageio.metadata.IIOMetadataNode;
import javax.imageio.spi.IIORegistry; import javax.imageio.spi.IIORegistry;
import javax.imageio.spi.ImageReaderSpi; import javax.imageio.spi.ImageReaderSpi;
import javax.imageio.stream.ImageInputStream; import javax.imageio.stream.ImageInputStream;
import java.net.URL;
import java.util.Arrays; import java.util.Arrays;
import java.util.List; import java.util.List;
@ -50,14 +52,13 @@ import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull; import static org.junit.Assert.assertNotNull;
/** /**
* JPEGImage10MetadataCleanerTest. * JPEGImage10MetadataTest.
* *
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a> * @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author last modified by $Author: harald.kuhr$ * @author last modified by $Author: haraldk$
* @version $Id: JPEGImage10MetadataCleanerTest.java,v 1.0 08/08/16 harald.kuhr Exp$ * @version $Id: JPEGImage10MetadataTest.java,v 1.0 12/01/2022 haraldk Exp$
*/ */
public class JPEGImage10MetadataCleanerTest { public class JPEGImage10MetadataTest {
static { static {
IIORegistry.getDefaultInstance().registerServiceProvider(new URLImageInputStreamSpi()); IIORegistry.getDefaultInstance().registerServiceProvider(new URLImageInputStreamSpi());
ImageIO.setUseCache(false); ImageIO.setUseCache(false);
@ -69,14 +70,14 @@ public class JPEGImage10MetadataCleanerTest {
return lookupProviderByName(IIORegistry.getDefaultInstance(), "com.sun.imageio.plugins.jpeg.JPEGImageReaderSpi", ImageReaderSpi.class); return lookupProviderByName(IIORegistry.getDefaultInstance(), "com.sun.imageio.plugins.jpeg.JPEGImageReaderSpi", ImageReaderSpi.class);
} }
// Unit/regression test for #276 // Unit/regression test for #276, #559
@Test @Test
public void cleanMetadataMoreThan4DHTSegments() throws Exception { public void splitMoreThan4DHTSegments() throws Exception {
List<String> testData = Arrays.asList("/jpeg/5dhtsegments.jpg", "/jpeg/6dhtsegments.jpg"); List<String> testData = Arrays.asList("/jpeg/5dhtsegments.jpg", "/jpeg/6dhtsegments.jpg");
for (String data : testData) { for (String data : testData) {
try (ImageInputStream origInput = ImageIO.createImageInputStream(getClass().getResource(data)); try (ImageInputStream origInput = ImageIO.createImageInputStream(getClassResource(data));
ImageInputStream input = ImageIO.createImageInputStream(getClass().getResource(data))) { ImageInputStream input = ImageIO.createImageInputStream(getClassResource(data))) {
ImageReader origReader = SPI.delegateProvider.createReaderInstance(); ImageReader origReader = SPI.delegateProvider.createReaderInstance();
origReader.setInput(origInput); origReader.setInput(origInput);
@ -87,9 +88,7 @@ public class JPEGImage10MetadataCleanerTest {
IIOMetadata original = origReader.getImageMetadata(0); IIOMetadata original = origReader.getImageMetadata(0);
IIOMetadataNode origTree = (IIOMetadataNode) original.getAsTree(JPEGImage10Metadata.JAVAX_IMAGEIO_JPEG_IMAGE_1_0); IIOMetadataNode origTree = (IIOMetadataNode) original.getAsTree(JPEGImage10Metadata.JAVAX_IMAGEIO_JPEG_IMAGE_1_0);
JPEGImage10MetadataCleaner cleaner = new JPEGImage10MetadataCleaner((JPEGImageReader) reader); JPEGImage10Metadata cleaned = (JPEGImage10Metadata) reader.getImageMetadata(0);
IIOMetadata cleaned = cleaner.cleanMetadata(origReader.getImageMetadata(0));
IIOMetadataNode cleanTree = (IIOMetadataNode) cleaned.getAsTree(JPEGImage10Metadata.JAVAX_IMAGEIO_JPEG_IMAGE_1_0); IIOMetadataNode cleanTree = (IIOMetadataNode) cleaned.getAsTree(JPEGImage10Metadata.JAVAX_IMAGEIO_JPEG_IMAGE_1_0);
NodeList origDHT = origTree.getElementsByTagName("dht"); NodeList origDHT = origTree.getElementsByTagName("dht");
@ -124,4 +123,8 @@ public class JPEGImage10MetadataCleanerTest {
} }
} }
} }
private URL getClassResource(String name) {
return getClass().getResource(name);
}
} }

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@ -30,34 +30,15 @@
package com.twelvemonkeys.imageio.plugins.jpeg; package com.twelvemonkeys.imageio.plugins.jpeg;
import static org.junit.Assert.assertEquals; import com.twelvemonkeys.imageio.color.ColorSpaces;
import static org.junit.Assert.assertNotNull; import com.twelvemonkeys.imageio.stream.ByteArrayImageInputStream;
import static org.mockito.Mockito.mock; import com.twelvemonkeys.imageio.util.IIOUtil;
import static org.mockito.Mockito.when; import com.twelvemonkeys.imageio.util.ImageWriterAbstractTest;
import java.awt.*; import org.junit.Test;
import java.awt.color.ColorSpace; import org.w3c.dom.NodeList;
import java.awt.color.ICC_Profile;
import java.awt.image.BufferedImage;
import java.awt.image.ColorModel;
import java.awt.image.ComponentColorModel;
import java.awt.image.DataBuffer;
import java.awt.image.RenderedImage;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.net.URL;
import java.nio.charset.StandardCharsets;
import java.util.Arrays;
import java.util.Iterator;
import java.util.List;
import javax.imageio.IIOImage; import javax.imageio.*;
import javax.imageio.ImageIO;
import javax.imageio.ImageReadParam;
import javax.imageio.ImageReader;
import javax.imageio.ImageTypeSpecifier;
import javax.imageio.ImageWriteParam;
import javax.imageio.ImageWriter;
import javax.imageio.metadata.IIOMetadata; import javax.imageio.metadata.IIOMetadata;
import javax.imageio.metadata.IIOMetadataFormatImpl; import javax.imageio.metadata.IIOMetadataFormatImpl;
import javax.imageio.metadata.IIOMetadataNode; import javax.imageio.metadata.IIOMetadataNode;
@ -66,14 +47,22 @@ import javax.imageio.spi.ImageWriterSpi;
import javax.imageio.stream.ImageInputStream; import javax.imageio.stream.ImageInputStream;
import javax.imageio.stream.ImageOutputStream; import javax.imageio.stream.ImageOutputStream;
import javax.imageio.stream.MemoryCacheImageOutputStream; import javax.imageio.stream.MemoryCacheImageOutputStream;
import java.awt.*;
import java.awt.color.ColorSpace;
import java.awt.color.ICC_Profile;
import java.awt.image.*;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.net.URL;
import java.nio.charset.StandardCharsets;
import java.util.Arrays;
import java.util.Iterator;
import java.util.List;
import org.junit.Test; import static org.junit.Assert.assertEquals;
import org.w3c.dom.NodeList; import static org.junit.Assert.assertNotNull;
import static org.mockito.Mockito.mock;
import com.twelvemonkeys.imageio.color.ColorSpaces; import static org.mockito.Mockito.when;
import com.twelvemonkeys.imageio.stream.ByteArrayImageInputStream;
import com.twelvemonkeys.imageio.util.IIOUtil;
import com.twelvemonkeys.imageio.util.ImageWriterAbstractTest;
/** /**
* JPEGImageWriterTest * JPEGImageWriterTest
@ -161,6 +150,20 @@ public class JPEGImageWriterTest extends ImageWriterAbstractTest<JPEGImageWriter
} }
} }
// Unit/regression test for #559
@Test
public void testTranscodeMoreThan4DHTSegments() throws IOException {
ImageWriter writer = createWriter();
ImageReader reader = ImageIO.getImageReader(writer);
ByteArrayOutputStream stream = transcode(reader, getClassLoaderResource("/jpeg/5dhtsegments.jpg"), writer, ColorSpace.TYPE_RGB);
reader.reset();
reader.setInput(new ByteArrayImageInputStream(stream.toByteArray()));
BufferedImage image = reader.read(0);
assertNotNull(image);
}
@Test @Test
public void testTranscodeWithMetadataRGBtoRGB() throws IOException { public void testTranscodeWithMetadataRGBtoRGB() throws IOException {
ImageWriter writer = createWriter(); ImageWriter writer = createWriter();