Merge branch 'master' of git://github.com/haraldk/TwelveMonkeys

This commit is contained in:
Erlend Hamnaberg 2010-01-24 23:13:33 +01:00
commit c310083d2a
47 changed files with 3426 additions and 1020 deletions

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@ -172,14 +172,9 @@ public final class BufferedImageInputStream extends ImageInputStreamImpl impleme
try {
return mStream.length();
}
catch (IOException e) {
throw unchecked(e, RuntimeException.class);
catch (IOException ignore) {
}
}
@SuppressWarnings({"unchecked", "UnusedDeclaration"})
private <T extends Throwable> T unchecked(IOException pExcption, Class<T> pClass) {
// Ugly hack to fool the compiler..
return (T) pExcption;
return -1;
}
}

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@ -0,0 +1,102 @@
package com.twelvemonkeys.imageio.stream;
import com.twelvemonkeys.lang.Validate;
import javax.imageio.stream.ImageInputStream;
import javax.imageio.stream.ImageInputStreamImpl;
import java.io.IOException;
/**
* A wrapper for {@link ImageInputStream} to limit the number of bytes that can be read.
*
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author last modified by $Author: haraldk$
* @version $Id: SubImageInputStream.java,v 1.0 Nov 8, 2009 2:50:58 PM haraldk Exp$
*/
public final class SubImageInputStream extends ImageInputStreamImpl {
// NOTE: This class is based on com.sun.imageio.plugins.common.SubImageInputStream, but fixes some of its bugs.
private final ImageInputStream mStream;
private final long mStartPos;
private final long mLength;
/**
* Creates a {@link ImageInputStream}, reading up to a maximum number of bytes from the underlying stream.
*
* @param pStream the underlying stream
* @param pLength the maximum length to read from the stream.
* Note that {@code pStream} may contain less than this maximum number of bytes.
*
* @throws IOException if {@code pStream}'s position can't be determined.
* @throws IllegalArgumentException if {@code pStream == null} or {@code pLength < 0}
*/
public SubImageInputStream(final ImageInputStream pStream, final long pLength) throws IOException {
Validate.notNull(pStream, "stream");
if (pLength < 0) {
throw new IllegalArgumentException("length < 0");
}
mStream = pStream;
mStartPos = pStream.getStreamPosition();
mLength = pLength;
}
public int read() throws IOException {
if (streamPos >= mLength) { // Local EOF
return -1;
}
else {
int read = mStream.read();
if (read >= 0) {
streamPos++;
}
return read;
}
}
public int read(final byte[] pBytes, final int pOffset, final int pLength) throws IOException {
if (streamPos >= mLength) { // Local EOF
return -1;
}
// Safe cast, as pLength can never cause int overflow
int length = (int) Math.min(pLength, mLength - streamPos);
int count = mStream.read(pBytes, pOffset, length);
if (count >= 0) {
streamPos += count;
}
return count;
}
@Override
public long length() {
try {
long length = mStream.length();
return length < 0 ? -1 : Math.min(length - mStartPos, mLength);
}
catch (IOException ignore) {
}
return -1;
}
@Override
public void seek(final long pPosition) throws IOException {
if (pPosition < getFlushedPosition()) {
throw new IndexOutOfBoundsException("pos < flushedPosition");
}
mStream.seek(mStartPos + pPosition);
streamPos = pPosition;
}
@SuppressWarnings({"FinalizeDoesntCallSuperFinalize"})
@Override
protected void finalize() throws Throwable {
// Empty finalizer (for improved performance; no need to call super.finalize() in this case)
}
}

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@ -0,0 +1,168 @@
package com.twelvemonkeys.imageio.stream;
import junit.framework.TestCase;
import javax.imageio.stream.ImageInputStream;
import javax.imageio.stream.ImageInputStreamImpl;
import javax.imageio.stream.MemoryCacheImageInputStream;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.util.Arrays;
import java.util.Random;
/**
* SubImageInputStreamTestCase
*
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author last modified by $Author: haraldk$
* @version $Id: SubImageInputStreamTestCase.java,v 1.0 Nov 8, 2009 3:03:32 PM haraldk Exp$
*/
public class SubImageInputStreamTestCase extends TestCase {
// TODO: Extract super test case for all stream tests
private final Random mRandom = new Random(837468l);
private ImageInputStream createStream(final int pSize) {
byte[] bytes = new byte[pSize];
mRandom.nextBytes(bytes);
return new MemoryCacheImageInputStream(new ByteArrayInputStream(bytes)) {
@Override
public long length() {
return pSize;
}
};
}
public void testCreateNullStream() throws IOException {
try {
new SubImageInputStream(null, 1);
fail("Expected IllegalArgumentException with null stream");
}
catch (IllegalArgumentException e) {
}
}
public void testCreateNegativeLength() throws IOException {
try {
new SubImageInputStream(createStream(0), -1);
fail("Expected IllegalArgumentException with negative length");
}
catch (IllegalArgumentException e) {
}
}
public void testCreate() throws IOException {
ImageInputStream stream = new SubImageInputStream(createStream(11), 7);
assertEquals(0, stream.getStreamPosition());
assertEquals(7, stream.length());
}
public void testWraphBeyondWrappedLength() throws IOException {
SubImageInputStream stream = new SubImageInputStream(createStream(5), 6);
assertEquals(5, stream.length());
}
public void testWrapUnknownLength() throws IOException {
SubImageInputStream stream = new SubImageInputStream(new ImageInputStreamImpl() {
@Override
public int read() throws IOException {
throw new UnsupportedOperationException("Method read not implemented");
}
@Override
public int read(byte[] b, int off, int len) throws IOException {
throw new UnsupportedOperationException("Method read not implemented");
}
@Override
public long length() {
return -1;
}
}, 6);
assertEquals(-1, stream.length());
}
public void testRead() throws IOException {
ImageInputStream wrapped = createStream(42);
wrapped.skipBytes(13);
ImageInputStream stream = new SubImageInputStream(wrapped, 27);
assertEquals(0, stream.getStreamPosition());
assertEquals(27, stream.length());
stream.read();
assertEquals(1, stream.getStreamPosition());
assertEquals(27, stream.length());
stream.readFully(new byte[11]);
assertEquals(12, stream.getStreamPosition());
assertEquals(27, stream.length());
assertEquals(25, wrapped.getStreamPosition());
}
public void testReadResetRead() throws IOException {
ImageInputStream stream = new SubImageInputStream(createStream(32), 16);
stream.mark();
byte[] first = new byte[16];
stream.readFully(first);
stream.reset();
byte[] second = new byte[16];
stream.readFully(second);
assertTrue(Arrays.equals(first, second));
}
public void testSeekNegative() throws IOException {
ImageInputStream stream = new SubImageInputStream(createStream(7), 5);
try {
stream.seek(-2);
fail("Expected IndexOutOfBoundsException");
}
catch (IndexOutOfBoundsException expected) {
}
assertEquals(0, stream.getStreamPosition());
}
public void testSeekBeforeFlushedPos() throws IOException {
ImageInputStream stream = new SubImageInputStream(createStream(7), 5);
stream.seek(3);
stream.flushBefore(3);
assertEquals(3, stream.getStreamPosition());
try {
stream.seek(0);
fail("Expected IndexOutOfBoundsException");
}
catch (IndexOutOfBoundsException expected) {
}
assertEquals(3, stream.getStreamPosition());
}
public void testSeekAfterEOF() throws IOException {
ImageInputStream stream = new SubImageInputStream(createStream(7), 5);
stream.seek(6);
assertEquals(-1, stream.read());
}
public void testSeek() throws IOException {
ImageInputStream stream = new SubImageInputStream(createStream(7), 5);
stream.seek(5);
assertEquals(5, stream.getStreamPosition());
stream.seek(1);
assertEquals(1, stream.getStreamPosition());
}
}

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@ -86,7 +86,7 @@ class CMAPChunk extends IFFChunk {
if (numColors == 32) {
paletteSize = 64;
}
else {
else if (numColors != 64) {
throw new IIOException("Unknown number of colors for EHB: " + numColors);
}
}
@ -100,7 +100,9 @@ class CMAPChunk extends IFFChunk {
mGreens[i] = pInput.readByte();
mBlues[i] = pInput.readByte();
}
if (isEHB) {
if (isEHB && numColors == 32) {
// Create the half-brite colors
for (int i = 0; i < numColors; i++) {
mReds[i + numColors] = (byte) ((mReds[i] & 0xff) / 2);
mGreens[i + numColors] = (byte) ((mGreens[i] & 0xff) / 2);

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@ -0,0 +1,31 @@
<?xml version="1.0"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.twelvemonkeys.imageio</groupId>
<artifactId>twelvemonkeys-imageio-metadata</artifactId>
<version>2.3-SNAPSHOT</version>
<name>TwelveMonkeys ImageIO Metadata</name>
<description>
ImageIO metadata module.
</description>
<parent>
<artifactId>twelvemonkeys-imageio</artifactId>
<groupId>com.twelvemonkeys</groupId>
<version>2.3-SNAPSHOT</version>
</parent>
<dependencies>
<dependency>
<groupId>com.twelvemonkeys.imageio</groupId>
<artifactId>twelvemonkeys-imageio-core</artifactId>
</dependency>
<dependency>
<groupId>com.twelvemonkeys.imageio</groupId>
<artifactId>twelvemonkeys-imageio-core</artifactId>
<classifier>tests</classifier>
</dependency>
</dependencies>
</project>

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@ -0,0 +1,144 @@
/*
* Copyright (c) 2009, 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 "TwelveMonkeys" 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 OWNER 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.metadata;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import java.util.List;
/**
* AbstractDirectory
*
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author last modified by $Author: haraldk$
* @version $Id: AbstractDirectory.java,v 1.0 Nov 11, 2009 5:31:04 PM haraldk Exp$
*/
public abstract class AbstractDirectory implements Directory {
private final List<Entry> mEntries = new ArrayList<Entry>();
protected AbstractDirectory(final Collection<? extends Entry> pEntries) {
if (pEntries != null) {
mEntries.addAll(pEntries);
}
}
public Entry getEntryById(final Object pIdentifier) {
for (Entry entry : this) {
if (entry.getIdentifier().equals(pIdentifier)) {
return entry;
}
}
return null;
}
public Entry getEntryByFieldName(final String pFieldName) {
for (Entry entry : this) {
if (entry.getFieldName() != null && entry.getFieldName().equals(pFieldName)) {
return entry;
}
}
return null;
}
public Iterator<Entry> iterator() {
return mEntries.iterator();
}
/**
* Throws {@code UnsupportedOperationException} if this directory is read-only.
*
* @throws UnsupportedOperationException if this directory is read-only.
* @see #isReadOnly()
*/
protected final void assertMutable() {
if (isReadOnly()) {
throw new UnsupportedOperationException("Directory is read-only");
}
}
public boolean add(final Entry pEntry) {
assertMutable();
// TODO: Replace if entry is already present?
// Some directories may need special ordering, or may/may not support multiple entries for certain ids...
return mEntries.add(pEntry);
}
@SuppressWarnings({"SuspiciousMethodCalls"})
public boolean remove(final Object pEntry) {
assertMutable();
return mEntries.remove(pEntry);
}
public int size() {
return mEntries.size();
}
/**
* This implementation returns {@code true}.
* Subclasses should override this method, if the directory is mutable.
*
* @return {@code true}
*/
public boolean isReadOnly() {
return true;
}
/// Standard object support
@Override
public int hashCode() {
return mEntries.hashCode();
}
@Override
public boolean equals(final Object pOther) {
if (this == pOther) {
return true;
}
if (getClass() != pOther.getClass()) {
return false;
}
// Safe cast, as it must be a subclass for the classes to be equal
AbstractDirectory other = (AbstractDirectory) pOther;
return mEntries.equals(other.mEntries);
}
@Override
public String toString() {
return String.format("%s%s", getClass().getSimpleName(), mEntries.toString());
}
}

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@ -0,0 +1,127 @@
/*
* Copyright (c) 2009, 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 "TwelveMonkeys" 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 OWNER 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.metadata;
import com.twelvemonkeys.lang.Validate;
import java.lang.reflect.Array;
/**
* AbstractEntry
*
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author last modified by $Author: haraldk$
* @version $Id: AbstractEntry.java,v 1.0 Nov 12, 2009 12:43:13 AM haraldk Exp$
*/
public abstract class AbstractEntry implements Entry {
private final Object mIdentifier;
private final Object mValue; // TODO: Might need to be mutable..
protected AbstractEntry(final Object pIdentifier, final Object pValue) {
Validate.notNull(pIdentifier, "identifier");
mIdentifier = pIdentifier;
mValue = pValue;
}
public final Object getIdentifier() {
return mIdentifier;
}
/**
* Returns {@code null}, meaning unknown or undefined.
*
* @return {@code null}.
*/
public String getFieldName() {
return null;
}
public Object getValue() {
return mValue;
}
public String getValueAsString() {
return String.valueOf(mValue);
}
public String getTypeName() {
if (mValue == null) {
return null;
}
return mValue.getClass().getSimpleName();
}
public int valueCount() {
// TODO: Collection support?
if (mValue != null && mValue.getClass().isArray()) {
return Array.getLength(mValue);
}
return 1;
}
/// Object
@Override
public int hashCode() {
return mIdentifier.hashCode() + 31 * mValue.hashCode();
}
@Override
public boolean equals(final Object pOther) {
if (this == pOther) {
return true;
}
if (!(pOther instanceof AbstractEntry)) {
return false;
}
AbstractEntry other = (AbstractEntry) pOther;
return mIdentifier.equals(other.mIdentifier) && (
mValue == null && other.mValue == null || mValue != null && mValue.equals(other.mValue)
);
}
@Override
public String toString() {
String name = getFieldName();
String nameStr = name != null ? "/" + name + "" : "";
String type = getTypeName();
String typeStr = type != null ? " (" + type + ")" : "";
return String.format("%s%s: %s%s", getIdentifier(), nameStr, getValueAsString(), typeStr);
}
}

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@ -0,0 +1,61 @@
/*
* Copyright (c) 2009, 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 "TwelveMonkeys" 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 OWNER 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.metadata;
/**
* Directory
*
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author last modified by $Author: haraldk$
* @version $Id: Directory.java,v 1.0 Nov 11, 2009 4:20:58 PM haraldk Exp$
*/
public interface Directory extends Iterable<Entry> {
// TODO: Spec when more entries exist? Or make Entry support multi-values!?
// For multiple entries with same id in directory, the first entry (using the order from the stream) will be returned
Entry getEntryById(Object pIdentifier);
Entry getEntryByFieldName(String pName);
// Iterator containing the entries in
//Iterator<Entry> getBestEntries(Object pIdentifier, Object pQualifier, String pLanguage);
/// Collection-like API
// TODO: addOrReplaceIfPresent... (trouble for multi-values) Or mutable entries?
// boolean replace(Entry pEntry)??
// boolean contains(Object pIdentifier)?
boolean add(Entry pEntry);
boolean remove(Object pEntry); // Object in case we retro-fit Collection/Map..
int size();
boolean isReadOnly();
}

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@ -0,0 +1,67 @@
/*
* Copyright (c) 2009, 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 "TwelveMonkeys" 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 OWNER 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.metadata;
/**
* Entry
*
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author last modified by $Author: haraldk$
* @version $Id: Entry.java,v 1.0 Nov 11, 2009 4:21:08 PM haraldk Exp$
*/
public interface Entry {
// "tag" identifier from spec
Object getIdentifier();
// Human readable "tag" (field) name from sepc
String getFieldName();
// The internal "tag" value as stored in the stream, may be a Directory
Object getValue();
// Human readable "tag" value
String getValueAsString();
//void setValue(Object pValue); // TODO: qualifiers...
// Optional, implementation/spec specific type, describing the object returned from getValue
String getTypeName();
// TODO: Or something like getValue(qualifierType, qualifierValue) + getQualifiers()/getQualifierValues
// TODO: The problem with current model is getEntry() which only has single value support
// Optional, xml:lang-support
//String getLanguage();
// Optional, XMP alt-support. TODO: Do we need both?
//Object getQualifier();
// For arrays only
int valueCount();
}

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@ -0,0 +1,43 @@
/*
* Copyright (c) 2009, 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 "TwelveMonkeys" 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 OWNER 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.metadata;
import javax.imageio.stream.ImageInputStream;
import java.io.IOException;
/**
* MetadataReader
*
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author last modified by $Author: haraldk$
* @version $Id: MetadataReader.java,v 1.0 Nov 13, 2009 8:38:11 PM haraldk Exp$
*/
public abstract class MetadataReader {
public abstract Directory read(ImageInputStream pInput) throws IOException;
}

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@ -0,0 +1,42 @@
/*
* Copyright (c) 2009, 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 "TwelveMonkeys" 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 OWNER 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.metadata.exif;
/**
* EXIF
*
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author last modified by $Author: haraldk$
* @version $Id: EXIF.java,v 1.0 Nov 11, 2009 5:36:04 PM haraldk Exp$
*/
public interface EXIF {
int TAG_COLOR_SPACE = 40961;
int TAG_PIXEL_X_DIMENSION = 40962;
int TAG_PIXEL_Y_DIMENSION = 40963;
}

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@ -0,0 +1,47 @@
/*
* Copyright (c) 2009, 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 "TwelveMonkeys" 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 OWNER 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.metadata.exif;
import com.twelvemonkeys.imageio.metadata.AbstractDirectory;
import com.twelvemonkeys.imageio.metadata.Entry;
import java.util.Collection;
/**
* EXIFDirectory
*
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author last modified by $Author: haraldk$
* @version $Id: EXIFDirectory.java,v 1.0 Nov 11, 2009 5:02:59 PM haraldk Exp$
*/
final class EXIFDirectory extends AbstractDirectory {
EXIFDirectory(final Collection<? extends Entry> pEntries) {
super(pEntries);
}
}

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/*
* Copyright (c) 2009, 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 "TwelveMonkeys" 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 OWNER 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.metadata.exif;
import com.twelvemonkeys.imageio.metadata.AbstractEntry;
/**
* EXIFEntry
*
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author last modified by $Author: haraldk$
* @version $Id: EXIFEntry.java,v 1.0 Nov 13, 2009 5:47:35 PM haraldk Exp$
*/
final class EXIFEntry extends AbstractEntry {
final private short mType;
EXIFEntry(final int pIdentifier, final Object pValue, final short pType) {
super(pIdentifier, pValue);
if (pType < 1 || pType > TIFF.TYPE_NAMES.length) {
throw new IllegalArgumentException(String.format("Illegal EXIF type: %s", pType));
}
mType = pType;
}
@Override
public String getFieldName() {
switch ((Integer) getIdentifier()) {
case TIFF.TAG_COMPRESSION:
return "Compression";
case TIFF.TAG_ORIENTATION:
return "Orientation";
case TIFF.TAG_X_RESOLUTION:
return "XResolution";
case TIFF.TAG_Y_RESOLUTION:
return "YResolution";
case TIFF.TAG_RESOLUTION_UNIT:
return "ResolutionUnit";
case TIFF.TAG_JPEG_INTERCHANGE_FORMAT:
return "JPEGInterchangeFormat";
case TIFF.TAG_JPEG_INTERCHANGE_FORMAT_LENGTH:
return "JPEGInterchangeFormatLength";
case TIFF.TAG_SOFTWARE:
return "Software";
case TIFF.TAG_DATE_TIME:
return "DateTime";
case TIFF.TAG_ARTIST:
return "Artist";
case TIFF.TAG_COPYRIGHT:
return "Copyright";
case EXIF.TAG_COLOR_SPACE:
return "ColorSpace";
case EXIF.TAG_PIXEL_X_DIMENSION:
return "PixelXDimension";
case EXIF.TAG_PIXEL_Y_DIMENSION:
return "PixelYDimension";
// TODO: More field names
}
return null;
}
@Override
public String getTypeName() {
return TIFF.TYPE_NAMES[mType - 1];
}
}

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/*
* Copyright (c) 2009, 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 "TwelveMonkeys" 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 OWNER 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.metadata.exif;
import com.twelvemonkeys.imageio.metadata.Directory;
import com.twelvemonkeys.imageio.metadata.Entry;
import com.twelvemonkeys.imageio.metadata.MetadataReader;
import com.twelvemonkeys.lang.StringUtil;
import javax.imageio.IIOException;
import javax.imageio.stream.ImageInputStream;
import java.io.IOException;
import java.nio.ByteOrder;
import java.util.ArrayList;
import java.util.List;
/**
* EXIFReader
*
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author last modified by $Author: haraldk$
* @version $Id: EXIFReader.java,v 1.0 Nov 13, 2009 5:42:51 PM haraldk Exp$
*/
public final class EXIFReader extends MetadataReader {
@Override
public Directory read(final ImageInputStream pInput) throws IOException {
byte[] bom = new byte[2];
pInput.readFully(bom);
if (bom[0] == 'I' && bom[1] == 'I') {
pInput.setByteOrder(ByteOrder.LITTLE_ENDIAN);
}
else if (!(bom[0] == 'M' && bom[1] == 'M')) {
throw new IIOException(String.format("Invalid TIFF byte order mark '%s', expected: 'II' or 'MM'", StringUtil.decode(bom, 0, bom.length, "ASCII")));
}
int magic = pInput.readUnsignedShort();
if (magic != TIFF.TIFF_MAGIC) {
throw new IIOException(String.format("Wrong TIFF magic in EXIF data: %04x, expected: %04x", magic, TIFF.TIFF_MAGIC));
}
long directoryOffset = pInput.readUnsignedInt();
return readDirectory(pInput, directoryOffset);
}
private EXIFDirectory readDirectory(final ImageInputStream pInput, final long pOffset) throws IOException {
List<Entry> entries = new ArrayList<Entry>();
pInput.seek(pOffset);
int entryCount = pInput.readUnsignedShort();
for (int i = 0; i < entryCount; i++) {
entries.add(readEntry(pInput));
}
long nextOffset = pInput.readUnsignedInt();
if (nextOffset != 0) {
EXIFDirectory next = readDirectory(pInput, nextOffset);
for (Entry entry : next) {
entries.add(entry);
}
}
return new EXIFDirectory(entries);
}
private EXIFEntry readEntry(final ImageInputStream pInput) throws IOException {
int tagId = pInput.readUnsignedShort();
short type = pInput.readShort();
int count = pInput.readInt(); // Number of values
Object value;
if (tagId == TIFF.IFD_EXIF || tagId == TIFF.IFD_GPS || tagId == TIFF.IFD_INTEROP) {
// Parse sub IFDs
long offset = pInput.readUnsignedInt();
pInput.mark();
try {
value = readDirectory(pInput, offset);
}
finally {
pInput.reset();
}
}
else {
int valueLength = getValueLength(type, count);
if (valueLength > 0 && valueLength <= 4) {
value = readValueInLine(pInput, type, count);
pInput.skipBytes(4 - valueLength);
}
else {
long valueOffset = pInput.readUnsignedInt(); // This is the *value* iff the value size is <= 4 bytes
value = readValue(pInput, valueOffset, type, count);
}
}
return new EXIFEntry(tagId, value, type);
}
private Object readValue(final ImageInputStream pInput, final long pOffset, final short pType, final int pCount) throws IOException {
long pos = pInput.getStreamPosition();
try {
pInput.seek(pOffset);
return readValueInLine(pInput, pType, pCount);
}
finally {
pInput.seek(pos);
}
}
private Object readValueInLine(final ImageInputStream pInput, final short pType, final int pCount) throws IOException {
return readValueDirect(pInput, pType, pCount);
}
private static Object readValueDirect(final ImageInputStream pInput, final short pType, final int pCount) throws IOException {
switch (pType) {
case 2:
// TODO: This might be UTF-8 or ISO-8859-1, even though spec says ASCII
byte[] ascii = new byte[pCount];
pInput.readFully(ascii);
return StringUtil.decode(ascii, 0, ascii.length, "UTF-8"); // UTF-8 is ASCII compatible
case 1:
if (pCount == 1) {
return pInput.readUnsignedByte();
}
case 6:
if (pCount == 1) {
return pInput.readByte();
}
case 7:
byte[] bytes = new byte[pCount];
pInput.readFully(bytes);
return bytes;
case 3:
if (pCount == 1) {
return pInput.readUnsignedShort();
}
case 8:
if (pCount == 1) {
return pInput.readShort();
}
short[] shorts = new short[pCount];
pInput.readFully(shorts, 0, shorts.length);
return shorts;
case 4:
if (pCount == 1) {
return pInput.readUnsignedInt();
}
case 9:
if (pCount == 1) {
return pInput.readInt();
}
int[] ints = new int[pCount];
pInput.readFully(ints, 0, ints.length);
return ints;
case 11:
if (pCount == 1) {
return pInput.readFloat();
}
float[] floats = new float[pCount];
pInput.readFully(floats, 0, floats.length);
return floats;
case 12:
if (pCount == 1) {
return pInput.readDouble();
}
double[] doubles = new double[pCount];
pInput.readFully(doubles, 0, doubles.length);
return doubles;
case 5:
if (pCount == 1) {
return new Rational(pInput.readUnsignedInt(), pInput.readUnsignedInt());
}
Rational[] rationals = new Rational[pCount];
for (int i = 0; i < rationals.length; i++) {
rationals[i] = new Rational(pInput.readUnsignedInt(), pInput.readUnsignedInt());
}
return rationals;
case 10:
if (pCount == 1) {
return new Rational(pInput.readInt(), pInput.readInt());
}
Rational[] srationals = new Rational[pCount];
for (int i = 0; i < srationals.length; i++) {
srationals[i] = new Rational(pInput.readInt(), pInput.readInt());
}
return srationals;
default:
throw new IIOException(String.format("Unknown EXIF type '%s'", pType));
}
}
private int getValueLength(final int pType, final int pCount) {
if (pType > 0 && pType <= TIFF.TYPE_LENGTHS.length) {
return TIFF.TYPE_LENGTHS[pType - 1] * pCount;
}
return -1;
}
}

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/*
* Copyright (c) 2009, 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 "TwelveMonkeys" 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 OWNER 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.
*/
/*
* Adapted from sample code featured in
* "Intro to Programming in Java: An Interdisciplinary Approach" (Addison Wesley)
* by Robert Sedgewick and Kevin Wayne. Permission granted to redistribute under BSD license.
*/
package com.twelvemonkeys.imageio.metadata.exif;
/**
* Represents a rational number with a {@code long} numerator and {@code long} denominator.
* Rational numbers are stored in reduced form with the sign stored with the numerator.
* Rationals are immutable.
* <p/>
* Adapted from sample code featured in
* <a href="http://www.cs.princeton.edu/introcs/home/">"Intro to Programming in Java: An Interdisciplinary Approach" (Addison Wesley)</a>
* by Robert Sedgewick and Kevin Wayne. Permission granted to redistribute under BSD license.
*
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author <a href="http://www.cs.princeton.edu/introcs/92symbolic/Rational.java.html">Robert Sedgewick and Kevin Wayne (original version)</a>
* @author last modified by $Author: haraldk$
* @version $Id: Rational.java,v 1.0 Nov 18, 2009 1:12:00 AM haraldk Exp$
*/
public final class Rational extends Number implements Comparable<Rational> {
// TODO: Document public API
// TODO: Move to com.tm.lang?
// Inspired by http://www.cs.princeton.edu/introcs/92symbolic/Rational.java.html and java.lang.Integer
static final Rational ZERO = new Rational(0, 1);
private final long mNumerator;
private final long mDenominator;
public Rational(final long pNumber) {
this(pNumber, 1);
}
public Rational(final long pNumerator, final long pDenominator) {
if (pDenominator == 0) {
throw new IllegalArgumentException("denominator == 0");
}
if (pNumerator == Long.MIN_VALUE || pDenominator == Long.MIN_VALUE) {
throw new IllegalArgumentException("value == Long.MIN_VALUE");
}
// Reduce fractions
long gcd = gcd(pNumerator, pDenominator);
long num = pNumerator / gcd;
long den = pDenominator / gcd;
mNumerator = pDenominator >= 0 ? num : -num;
mDenominator = pDenominator >= 0 ? den : -den;
}
private static long gcd(final long m, final long n) {
if (m < 0) {
return gcd(n, -m);
}
return n == 0 ? m : gcd(n, m % n);
}
private static long lcm(final long m, final long n) {
if (m < 0) {
return lcm(n, -m);
}
return m * (n / gcd(m, n)); // parentheses important to avoid overflow
}
public long numerator() {
return mNumerator;
}
public long denominator() {
return mDenominator;
}
/// Number implementation
@Override
public int intValue() {
return (int) doubleValue();
}
@Override
public long longValue() {
return (long) doubleValue();
}
@Override
public float floatValue() {
return (float) doubleValue();
}
@Override
public double doubleValue() {
return mNumerator / (double) mDenominator;
}
/// Comparable implementation
public int compareTo(final Rational pOther) {
double thisVal = doubleValue();
double otherVal = pOther.doubleValue();
return thisVal < otherVal ? -1 : thisVal == otherVal ? 0 : 1;
}
/// Object overrides
@Override
public int hashCode() {
return Float.floatToIntBits(floatValue());
}
@Override
public boolean equals(final Object pOther) {
return pOther == this || pOther instanceof Rational && compareTo((Rational) pOther) == 0;
}
@Override
public String toString() {
return mDenominator == 1 ? Long.toString(mNumerator) : String.format("%s/%s", mNumerator, mDenominator);
}
/// Operations (adapted from http://www.cs.princeton.edu/introcs/92symbolic/Rational.java.html)
// TODO: Naming! multiply/divide/add/subtract or times/divides/plus/minus
// return a * b, staving off overflow as much as possible by cross-cancellation
public Rational times(final Rational pOther) {
// special cases
if (equals(ZERO) || pOther.equals(ZERO)) {
return ZERO;
}
// reduce p1/q2 and p2/q1, then multiply, where a = p1/q1 and b = p2/q2
Rational c = new Rational(mNumerator, pOther.mDenominator);
Rational d = new Rational(pOther.mNumerator, mDenominator);
return new Rational(c.mNumerator * d.mNumerator, c.mDenominator * d.mDenominator);
}
// return a + b, staving off overflow
public Rational plus(final Rational pOther) {
// special cases
if (equals(ZERO)) {
return pOther;
}
if (pOther.equals(ZERO)) {
return this;
}
// Find gcd of numerators and denominators
long f = gcd(mNumerator, pOther.mNumerator);
long g = gcd(mDenominator, pOther.mDenominator);
// add cross-product terms for numerator
// multiply back in
return new Rational(
((mNumerator / f) * (pOther.mDenominator / g) + (pOther.mNumerator / f) * (mDenominator / g)) * f,
lcm(mDenominator, pOther.mDenominator)
);
}
// return -a
public Rational negate() {
return new Rational(-mNumerator, mDenominator);
}
// return a - b
public Rational minus(final Rational pOther) {
return plus(pOther.negate());
}
public Rational reciprocal() {
return new Rational(mDenominator, mNumerator);
}
// return a / b
public Rational divides(final Rational pOther) {
if (pOther.equals(ZERO)) {
throw new ArithmeticException("/ by zero");
}
return times(pOther.reciprocal());
}
}

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/*
* Copyright (c) 2009, 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 "TwelveMonkeys" 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 OWNER 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.metadata.exif;
/**
* TIFF
*
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author last modified by $Author: haraldk$
* @version $Id: TIFF.java,v 1.0 Nov 15, 2009 3:02:24 PM haraldk Exp$
*/
public interface TIFF {
int TIFF_MAGIC = 42;
/*
1 = BYTE 8-bit unsigned integer.
2 = ASCII 8-bit byte that contains a 7-bit ASCII code; the last byte
must be NUL (binary zero).
3 = SHORT 16-bit (2-byte) unsigned integer.
4 = LONG 32-bit (4-byte) unsigned integer.
5 = RATIONAL Two LONGs: the first represents the numerator of a
fraction; the second, the denominator.
TIFF 6.0 and above:
6 = SBYTE An 8-bit signed (twos-complement) integer.
7 = UNDEFINED An 8-bit byte that may contain anything, depending on
the definition of the field.
8 = SSHORT A 16-bit (2-byte) signed (twos-complement) integer.
9 = SLONG A 32-bit (4-byte) signed (twos-complement) integer.
10 = SRATIONAL Two SLONGs: the first represents the numerator of a
fraction, the second the denominator.
11 = FLOAT Single precision (4-byte) IEEE format.
12 = DOUBLE Double precision (8-byte) IEEE format.
*/
String[] TYPE_NAMES = {
"BYTE", "ASCII", "SHORT", "LONG", "RATIONAL",
"SBYTE", "UNDEFINED", "SSHORT", "SLONG", "SRATIONAL", "FLOAT", "DOUBLE",
};
int[] TYPE_LENGTHS = {
1, 1, 2, 4, 8,
1, 1, 2, 4, 8, 4, 8,
};
int IFD_EXIF = 0x8769;
int IFD_GPS = 0x8825;
int IFD_INTEROP = 0xA005;
/// A. Tags relating to image data structure:
int TAG_IMAGE_WIDTH = 256;
int TAG_IMAGE_HEIGHT = 257;
int TAG_BITS_PER_SAMPLE = 258;
int TAG_COMPRESSION = 259;
int TAG_PHOTOMETRIC_INTERPRETATION = 262;
int TAG_ORIENTATION = 274;
int TAG_SAMPLES_PER_PIXELS = 277;
int TAG_PLANAR_CONFIGURATION = 284;
int TAG_YCBCR_SUB_SAMPLING = 530;
int TAG_YCBCR_POSITIONING = 531;
int TAG_X_RESOLUTION = 282;
int TAG_Y_RESOLUTION = 283;
int TAG_RESOLUTION_UNIT = 296;
/// B. Tags relating to recording offset
int TAG_STRIP_OFFSETS = 273;
int TAG_ROWS_PER_STRIP = 278;
int TAG_STRIP_BYTE_COUNTS = 279;
int TAG_JPEG_INTERCHANGE_FORMAT = 513;
int TAG_JPEG_INTERCHANGE_FORMAT_LENGTH = 514;
/// C. Tags relating to image data characteristics
int TAG_TRANSFER_FUNCTION = 301;
int TAG_WHITE_POINT = 318;
int TAG_PRIMARY_CHROMATICITIES = 319;
int TAG_YCBCR_COEFFICIENTS = 529;
int TAG_REFERENCE_BLACK_WHITE = 532;
/// D. Other tags
int TAG_DATE_TIME = 306;
int TAG_IMAGE_DESCRIPTION = 270;
int TAG_MAKE = 271;
int TAG_MODEL = 272;
int TAG_SOFTWARE = 305;
int TAG_ARTIST = 315;
int TAG_COPYRIGHT = 33432;
}

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/*
* Copyright (c) 2009, 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 "TwelveMonkeys" 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 OWNER 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.metadata.iptc;
/**
* IPTC
*
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author last modified by $Author: haraldk$
* @version $Id: IPTC.java,v 1.0 Nov 11, 2009 6:20:21 PM haraldk Exp$
*/
public interface IPTC {
static final int ENVELOPE_RECORD = 1 << 8;
static final int APPLICATION_RECORD = 2 << 8;
static final int TAG_CODED_CHARACTER_SET = ENVELOPE_RECORD | 90;
/** 2:00 Record Version (mandatory) */
public static final int TAG_RECORD_VERSION = APPLICATION_RECORD; // 0x0200
/** 2:03 Object Type Reference */
public static final int TAG_OBJECT_TYPE_REFERENCE = APPLICATION_RECORD | 3;
/** 2:04 Object Attribute Reference (repeatable) */
public static final int TAG_OBJECT_ATTRIBUTE_REFERENCE = APPLICATION_RECORD | 4;
/** 2:05 Object Name */
public static final int TAG_OBJECT_NAME = APPLICATION_RECORD | 5; // 0x0205
/** 2:07 Edit Status */
public static final int TAG_EDIT_STATUS = APPLICATION_RECORD | 7;
/** 2:08 Editorial Update */
public static final int TAG_EDITORIAL_UPDATE = APPLICATION_RECORD | 8;
/** 2:10 Urgency */
public static final int TAG_URGENCY = APPLICATION_RECORD | 10;
/** 2:12 Subect Reference (repeatable) */
public static final int TAG_SUBJECT_REFERENCE = APPLICATION_RECORD | 12;
/** 2:15 Category */
public static final int TAG_CATEGORY = APPLICATION_RECORD | 15; // 0x020f
/** 2:20 Supplemental Category (repeatable) */
public static final int TAG_SUPPLEMENTAL_CATEGORIES = APPLICATION_RECORD | 20;
/** 2:22 Fixture Identifier */
public static final int TAG_FIXTURE_IDENTIFIER = APPLICATION_RECORD | 22;
/** 2:25 Keywords (repeatable) */
public static final int TAG_KEYWORDS = APPLICATION_RECORD | 25;
/** 2:26 Content Locataion Code (repeatable) */
public static final int TAG_CONTENT_LOCATION_CODE = APPLICATION_RECORD | 26;
/** 2:27 Content Locataion Name (repeatable) */
public static final int TAG_CONTENT_LOCATION_NAME = APPLICATION_RECORD | 27;
/** 2:30 Release Date */
public static final int TAG_RELEASE_DATE = APPLICATION_RECORD | 30;
/** 2:35 Release Time */
public static final int TAG_RELEASE_TIME = APPLICATION_RECORD | 35;
/** 2:37 Expiration Date */
public static final int TAG_EXPIRATION_DATE = APPLICATION_RECORD | 37;
/** 2:38 Expiration Time */
public static final int TAG_EXPIRATION_TIME = APPLICATION_RECORD | 38;
/** 2:40 Special Instructions */
public static final int TAG_SPECIAL_INSTRUCTIONS = APPLICATION_RECORD | 40; // 0x0228
/** 2:42 Action Advised (1: Kill, 2: Replace, 3: Append, 4: Reference) */
public static final int TAG_ACTION_ADVICED = APPLICATION_RECORD | 42;
/** 2:45 Reference Service (repeatable in triplets with 2:47 and 2:50) */
public static final int TAG_REFERENCE_SERVICE = APPLICATION_RECORD | 45;
/** 2:47 Reference Date (mandatory if 2:45 present) */
public static final int TAG_REFERENCE_DATE = APPLICATION_RECORD | 47;
/** 2:50 Reference Number (mandatory if 2:45 present) */
public static final int TAG_REFERENCE_NUMBER = APPLICATION_RECORD | 50;
/** 2:55 Date Created */
public static final int TAG_DATE_CREATED = APPLICATION_RECORD | 55; // 0x0237
/** 2:60 Time Created */
public static final int TAG_TIME_CREATED = APPLICATION_RECORD | 60;
/** 2:62 Digital Creation Date */
public static final int TAG_DIGITAL_CREATION_DATE = APPLICATION_RECORD | 62;
/** 2:63 Digital Creation Date */
public static final int TAG_DIGITAL_CREATION_TIME = APPLICATION_RECORD | 63;
/** 2:65 Originating Program */
public static final int TAG_ORIGINATING_PROGRAM = APPLICATION_RECORD | 65;
/** 2:70 Program Version (only valid if 2:65 present) */
public static final int TAG_PROGRAM_VERSION = APPLICATION_RECORD | 70;
/** 2:75 Object Cycle (a: morning, p: evening, b: both) */
public static final int TAG_OBJECT_CYCLE = APPLICATION_RECORD | 75;
/** 2:80 By-line (repeatable) */
public static final int TAG_BY_LINE = APPLICATION_RECORD | 80; // 0x0250
/** 2:85 By-line Title (repeatable) */
public static final int TAG_BY_LINE_TITLE = APPLICATION_RECORD | 85; // 0x0255
/** 2:90 City */
public static final int TAG_CITY = APPLICATION_RECORD | 90; // 0x025a
/** 2:92 Sub-location */
public static final int TAG_SUB_LOCATION = APPLICATION_RECORD | 92;
/** 2:95 Province/State */
public static final int TAG_PROVINCE_OR_STATE = APPLICATION_RECORD | 95; // 0x025f
/** 2:100 Country/Primary Location Code */
public static final int TAG_COUNTRY_OR_PRIMARY_LOCATION_CODE = APPLICATION_RECORD | 100;
/** 2:101 Country/Primary Location Name */
public static final int TAG_COUNTRY_OR_PRIMARY_LOCATION = APPLICATION_RECORD | 101; // 0x0265
/** 2:103 Original Transmission Reference */
public static final int TAG_ORIGINAL_TRANSMISSION_REFERENCE = APPLICATION_RECORD | 103; // 0x0267
/** 2:105 Headline */
public static final int TAG_HEADLINE = APPLICATION_RECORD | 105; // 0x0269
/** 2:110 Credit */
public static final int TAG_CREDIT = APPLICATION_RECORD | 110; // 0x026e
/** 2:115 Source */
public static final int TAG_SOURCE = APPLICATION_RECORD | 115; // 0x0273
/** 2:116 Copyright Notice */
public static final int TAG_COPYRIGHT_NOTICE = APPLICATION_RECORD | 116; // 0x0274
/** 2:118 Contact */
public static final int TAG_CONTACT = APPLICATION_RECORD | 118;
/** 2:120 Catption/Abstract */
public static final int TAG_CAPTION = APPLICATION_RECORD | 120; // 0x0278
/** 2:122 Writer/Editor (repeatable) */
public static final int TAG_WRITER = APPLICATION_RECORD | 122; // 0x027a
/** 2:125 Rasterized Caption (binary data) */
public static final int TAG_RASTERIZED_CATPTION = APPLICATION_RECORD | 125;
/** 2:130 Image Type */
public static final int TAG_IMAGE_TYPE = APPLICATION_RECORD | 130;
/** 2:131 Image Orientation */
public static final int TAG_IMAGE_ORIENTATION = APPLICATION_RECORD | 131;
/** 2:135 Language Identifier */
public static final int TAG_LANGUAGE_IDENTIFIER = APPLICATION_RECORD | 135;
// TODO: 2:150-2:154 Audio
// TODO: Should we expose this field?
/**
* 2:199 JobMinder Assignment Data (Custom IPTC field).
* A common custom IPTC field used by a now discontinued application called JobMinder.
*
* @see <a href="http://www.jobminder.net/">JobMinder Homepage</a>
*/
static final int CUSTOM_TAG_JOBMINDER_ASSIGNMENT_DATA = APPLICATION_RECORD | 199;
// TODO: Other custom fields in 155-200 range?
// TODO: 2:200-2:202 Object Preview Data
}

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/*
* Copyright (c) 2009, 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 "TwelveMonkeys" 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 OWNER 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.metadata.iptc;
import com.twelvemonkeys.imageio.metadata.AbstractDirectory;
import com.twelvemonkeys.imageio.metadata.Entry;
import java.util.Collection;
/**
* IPTCDirectory
*
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author last modified by $Author: haraldk$
* @version $Id: IPTCDirectory.java,v 1.0 Nov 11, 2009 5:02:59 PM haraldk Exp$
*/
final class IPTCDirectory extends AbstractDirectory {
IPTCDirectory(final Collection<? extends Entry> pEntries) {
super(pEntries);
}
}

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/*
* Copyright (c) 2009, 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 "TwelveMonkeys" 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 OWNER 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.metadata.iptc;
import com.twelvemonkeys.imageio.metadata.AbstractEntry;
/**
* IPTCEntry
*
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author last modified by $Author: haraldk$
* @version $Id: IPTCEntry.java,v 1.0 Nov 13, 2009 8:57:04 PM haraldk Exp$
*/
class IPTCEntry extends AbstractEntry {
public IPTCEntry(final int pTagId, final Object pValue) {
super(pTagId, pValue);
}
@Override
public String getFieldName() {
switch ((Integer) getIdentifier()) {
case IPTC.TAG_SOURCE:
return "Source";
// TODO: More tags...
}
return null;
}
}

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/*
* Copyright (c) 2009, 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 "TwelveMonkeys" 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 OWNER 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.metadata.iptc;
import com.twelvemonkeys.imageio.metadata.Directory;
import com.twelvemonkeys.imageio.metadata.Entry;
import com.twelvemonkeys.imageio.metadata.MetadataReader;
import com.twelvemonkeys.lang.StringUtil;
import javax.imageio.IIOException;
import javax.imageio.stream.ImageInputStream;
import java.io.IOException;
import java.nio.ByteBuffer;
import java.nio.CharBuffer;
import java.nio.charset.CharacterCodingException;
import java.nio.charset.Charset;
import java.nio.charset.CharsetDecoder;
import java.nio.charset.CodingErrorAction;
import java.util.ArrayList;
import java.util.List;
/**
* IPTCReader
*
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author last modified by $Author: haraldk$
* @version $Id: IPTCReader.java,v 1.0 Nov 13, 2009 8:37:23 PM haraldk Exp$
*/
public final class IPTCReader extends MetadataReader {
private static final int ENCODING_UNKNOWN = -1;
private static final int ENCODING_UNSPECIFIED = 0;
private static final int ENCODING_UTF_8 = 0x1b2547;
private int mEncoding = ENCODING_UNSPECIFIED;
@Override
public Directory read(final ImageInputStream pInput) throws IOException {
final List<Entry> entries = new ArrayList<Entry>();
// 0x1c identifies start of a tag
while (pInput.read() == 0x1c) {
short tagId = pInput.readShort();
int tagByteCount = pInput.readUnsignedShort();
Entry entry = readEntry(pInput, tagId, tagByteCount);
if (entry != null) {
entries.add(entry);
}
}
return new IPTCDirectory(entries);
}
private IPTCEntry readEntry(final ImageInputStream pInput, final short pTagId, final int pLength) throws IOException {
Object value = null;
switch (pTagId) {
case IPTC.TAG_CODED_CHARACTER_SET:
// TODO: Mapping from ISO 646 to Java supported character sets?
// TODO: Move somewhere else?
mEncoding = parseEncoding(pInput, pLength);
return null;
case IPTC.TAG_RECORD_VERSION:
// A single unsigned short value
value = pInput.readUnsignedShort();
break;
default:
// Skip non-Application fields, as they are typically not human readable
if ((pTagId & 0xff00) != IPTC.APPLICATION_RECORD) {
pInput.skipBytes(pLength);
return null;
}
// fall through
}
// If we don't have a value, treat it as a string
if (value == null) {
if (pLength < 1) {
value = null;
}
else {
value = parseString(pInput, pLength);
}
}
return new IPTCEntry(pTagId, value);
}
private int parseEncoding(final ImageInputStream pInput, int tagByteCount) throws IOException {
return tagByteCount == 3
&& (pInput.readUnsignedByte() << 16 | pInput.readUnsignedByte() << 8 | pInput.readUnsignedByte()) == ENCODING_UTF_8
? ENCODING_UTF_8 : ENCODING_UNKNOWN;
}
// TODO: Pass encoding as parameter? Use if specified
private String parseString(final ImageInputStream pInput, final int pLength) throws IOException {
byte[] data = new byte[pLength];
pInput.readFully(data);
// NOTE: The IPTC specification says character data should use ISO 646 or ISO 2022 encoding.
// UTF-8 contains all 646 characters, but not 2022.
// This is however close to what libiptcdata does, see: http://libiptcdata.sourceforge.net/docs/iptc-i18n.html
Charset charset = Charset.forName("UTF-8");
CharsetDecoder decoder = charset.newDecoder();
try {
// First try to decode using UTF-8 (which seems to be the de-facto standard)
// Will fail fast on illegal UTF-8-sequences
CharBuffer chars = decoder.onMalformedInput(CodingErrorAction.REPORT)
.onUnmappableCharacter(CodingErrorAction.REPORT)
.decode(ByteBuffer.wrap(data));
return chars.toString();
}
catch (CharacterCodingException notUTF8) {
if (mEncoding == ENCODING_UTF_8) {
throw new IIOException("Wrong encoding of IPTC data, explicitly set to UTF-8 in DataSet 1:90", notUTF8);
}
// Fall back to use ISO-8859-1
// This will not fail, but may may create wrong fallback-characters
return StringUtil.decode(data, 0, data.length, "ISO8859_1");
}
}
}

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/*
* Copyright (c) 2009, 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 "TwelveMonkeys" 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 OWNER 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.metadata.xmp;
import java.util.Collections;
import java.util.Map;
/**
* XMP
*
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author last modified by $Author: haraldk$
* @version $Id: XMP.java,v 1.0 Nov 12, 2009 12:19:32 AM haraldk Exp$
*
* @see <a href="http://www.adobe.com/products/xmp/">Extensible Metadata Platform (XMP)</a>
*/
public interface XMP {
/** W3C Resource Description Format namespace */
String NS_RDF = "http://www.w3.org/1999/02/22-rdf-syntax-ns#";
/** Dublin Core Metadata Initiative namespace */
String NS_DC = "http://purl.org/dc/elements/1.1/";
String NS_EXIF = "http://ns.adobe.com/exif/1.0/";
String NS_PHOTOSHOP = "http://ns.adobe.com/photoshop/1.0/";
String NS_ST_REF = "http://ns.adobe.com/xap/1.0/sType/ResourceRef#";
String NS_TIFF = "http://ns.adobe.com/tiff/1.0/";
String NS_XAP = "http://ns.adobe.com/xap/1.0/";
String NS_XAP_MM = "http://ns.adobe.com/xap/1.0/mm/";
/** Contains the mapping from URI to default namespace prefix. */
Map<String, String> DEFAULT_NS_MAPPING = Collections.unmodifiableMap(new XMPNamespaceMapping());
}

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/*
* Copyright (c) 2009, 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 "TwelveMonkeys" 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 OWNER 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.metadata.xmp;
import com.twelvemonkeys.imageio.metadata.AbstractDirectory;
import com.twelvemonkeys.imageio.metadata.Entry;
import java.util.List;
/**
* XMPDirectory
*
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author last modified by $Author: haraldk$
* @version $Id: XMPDirectory.java,v 1.0 Nov 17, 2009 9:38:58 PM haraldk Exp$
*/
final class XMPDirectory extends AbstractDirectory {
// TODO: Store size of root directory, to allow serializing
// TODO: XMPDirectory, maybe not even an AbstractDirectory
// - Keeping the Document would allow for easier serialization
// TODO: Or use direct SAX parsing
public XMPDirectory(List<Entry> pEntries) {
super(pEntries);
}
}

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/*
* Copyright (c) 2009, 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 "TwelveMonkeys" 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 OWNER 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.metadata.xmp;
import com.twelvemonkeys.imageio.metadata.AbstractEntry;
/**
* XMPEntry
*
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author last modified by $Author: haraldk$
* @version $Id: XMPEntry.java,v 1.0 Nov 17, 2009 9:38:39 PM haraldk Exp$
*/
final class XMPEntry extends AbstractEntry {
private final String mFieldName;
public XMPEntry(final String pIdentifier, final Object pValue) {
this(pIdentifier, null, pValue);
}
public XMPEntry(final String pIdentifier, final String pFieldName, final Object pValue) {
super(pIdentifier, pValue);
mFieldName = pFieldName;
}
@SuppressWarnings({"SuspiciousMethodCalls"})
@Override
public String getFieldName() {
return mFieldName != null ? mFieldName : XMP.DEFAULT_NS_MAPPING.get(getIdentifier());
}
}

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/*
* Copyright (c) 2009, 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 "TwelveMonkeys" 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 OWNER 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.metadata.xmp;
import java.util.HashMap;
/**
* XMPNamespaceMapping
*
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author last modified by $Author: haraldk$
* @version $Id: XMPNamespaceMapping.java,v 1.0 Nov 17, 2009 6:35:21 PM haraldk Exp$
*/
final class XMPNamespaceMapping extends HashMap<String, String> {
public XMPNamespaceMapping() {
put(XMP.NS_RDF, "rdf");
put(XMP.NS_DC, "dc");
put(XMP.NS_EXIF, "exif");
put(XMP.NS_PHOTOSHOP, "photoshop");
put(XMP.NS_ST_REF, "stRef");
put(XMP.NS_TIFF, "tiff");
put(XMP.NS_XAP, "xap");
put(XMP.NS_XAP_MM, "xapMM");
}
}

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/*
* Copyright (c) 2009, 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 "TwelveMonkeys" 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 OWNER 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.metadata.xmp;
import com.twelvemonkeys.imageio.metadata.*;
import com.twelvemonkeys.imageio.util.IIOUtil;
import org.w3c.dom.Document;
import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
import javax.imageio.IIOException;
import javax.imageio.stream.ImageInputStream;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.nio.charset.Charset;
import java.util.*;
/**
* XMPReader
*
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author last modified by $Author: haraldk$
* @version $Id: XMPReader.java,v 1.0 Nov 14, 2009 11:04:30 PM haraldk Exp$
*/
public final class XMPReader extends MetadataReader {
@Override
public Directory read(final ImageInputStream pInput) throws IOException {
pInput.mark();
BufferedReader reader = new BufferedReader(new InputStreamReader(IIOUtil.createStreamAdapter(pInput), Charset.forName("UTF-8")));
String line;
while ((line = reader.readLine()) != null) {
System.out.println(line);
}
pInput.reset();
DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
factory.setNamespaceAware(true);
try {
// TODO: Consider parsing using SAX?
// TODO: Determine encoding and parse using a Reader...
// TODO: Refactor scanner to return inputstream?
DocumentBuilder builder = factory.newDocumentBuilder();
Document document = builder.parse(new InputSource(IIOUtil.createStreamAdapter(pInput)));
// XMLSerializer serializer = new XMLSerializer(System.err, System.getProperty("file.encoding"));
// serializer.serialize(document);
// Each rdf:Description is a Directory (but we can't really rely on that structure.. it's only convention)
// - Each element inside the rdf:Desc is an Entry
Node rdfRoot = document.getElementsByTagNameNS(XMP.NS_RDF, "RDF").item(0);
NodeList descriptions = document.getElementsByTagNameNS(XMP.NS_RDF, "Description");
return parseDirectories(rdfRoot, descriptions);
}
catch (SAXException e) {
throw new IIOException(e.getMessage(), e);
}
catch (ParserConfigurationException e) {
throw new RuntimeException(e); // TODO: Or IOException?
}
}
private XMPDirectory parseDirectories(final Node pParentNode, NodeList pNodes) {
Map<String, List<Entry>> subdirs = new LinkedHashMap<String, List<Entry>>();
for (Node desc : asIterable(pNodes)) {
if (desc.getParentNode() != pParentNode) {
continue;
}
for (Node node : asIterable(desc.getChildNodes())) {
if (node.getNodeType() != Node.ELEMENT_NODE) {
continue;
}
// Lookup
List<Entry> dir = subdirs.get(node.getNamespaceURI());
if (dir == null) {
dir = new ArrayList<Entry>();
subdirs.put(node.getNamespaceURI(), dir);
}
Object value;
Node parseType = node.getAttributes().getNamedItemNS(XMP.NS_RDF, "parseType");
if (parseType != null && "Resource".equals(parseType.getNodeValue())) {
List<Entry> entries = new ArrayList<Entry>();
for (Node child : asIterable(node.getChildNodes())) {
if (child.getNodeType() != Node.ELEMENT_NODE) {
continue;
}
entries.add(new XMPEntry(child.getNamespaceURI() + child.getLocalName(), child.getLocalName(), getChildTextValue(child)));
}
value = new XMPDirectory(entries);
}
else {
// TODO: Support alternative RDF syntax (short-form), using attributes on desc
// NamedNodeMap attributes = node.getAttributes();
//
// for (Node attr : asIterable(attributes)) {
// System.out.println("attr.getNodeName(): " + attr.getNodeName());
// System.out.println("attr.getNodeValue(): " + attr.getNodeValue());
// }
value = getChildTextValue(node);
}
XMPEntry entry = new XMPEntry(node.getNamespaceURI() + node.getLocalName(), node.getLocalName(), value);
dir.add(entry);
}
}
// TODO: Consider flattening the somewhat artificial directory structure
List<Entry> entries = new ArrayList<Entry>();
for (Map.Entry<String, List<Entry>> entry : subdirs.entrySet()) {
entries.add(new XMPEntry(entry.getKey(), new XMPDirectory(entry.getValue())));
}
return new XMPDirectory(entries);
}
private Object getChildTextValue(Node node) {
Object value;
Node child = node.getFirstChild();
String strVal = null;
if (child != null) {
strVal = child.getNodeValue();
}
value = strVal != null ? strVal.trim() : "";
return value;
}
private Iterable<? extends Node> asIterable(final NamedNodeMap pNodeList) {
return new Iterable<Node>() {
public Iterator<Node> iterator() {
return new Iterator<Node>() {
private int mIndex;
public boolean hasNext() {
return pNodeList != null && pNodeList.getLength() > mIndex;
}
public Node next() {
return pNodeList.item(mIndex++);
}
public void remove() {
throw new UnsupportedOperationException("Method remove not supported");
}
};
}
};
}
private Iterable<? extends Node> asIterable(final NodeList pNodeList) {
return new Iterable<Node>() {
public Iterator<Node> iterator() {
return new Iterator<Node>() {
private int mIndex;
public boolean hasNext() {
return pNodeList != null && pNodeList.getLength() > mIndex;
}
public Node next() {
return pNodeList.item(mIndex++);
}
public void remove() {
throw new UnsupportedOperationException("Method remove not supported");
}
};
}
};
}
}

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@ -0,0 +1,243 @@
/*
* Copyright (c) 2009, 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 "TwelveMonkeys" 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 OWNER 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.metadata.xmp;
import com.twelvemonkeys.imageio.stream.BufferedImageInputStream;
import com.twelvemonkeys.imageio.util.IIOUtil;
import javax.imageio.ImageIO;
import javax.imageio.stream.ImageInputStream;
import java.io.*;
import java.nio.charset.Charset;
/**
* XMPScanner
*
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author last modified by $Author: haraldk$
* @version $Id: XMPScanner.java,v 1.0 Nov 11, 2009 4:49:00 PM haraldk Exp$
*/
public final class XMPScanner {
/**
* {@code &lt;?xpacket begin=}
* <p/>
* <ul>
* <li>
* 8-bit (UTF-8):
* 0x3C 0x3F 0x78 0x70 0x61 0x63 0x6B 0x65 0x74 0x20
* 0x62 0x65 0x67 0x69 0x6E 0x3D
* </li>
* <li>16-bit encoding (UCS-2, UTF-16): (either big- or little-endian order)
* 0x3C 0x00 0x3F 0x00 0x78 0x00 0x70 0x00 0x61 0x00
* 0x63 0x00 0x6B 0x00 0x65 0x00 0x74 0x00 0x20 0x00 0x62 0x00
* 0x65 0x00 0x67 0x00 0x69 0x00 0x6E 0x00 0x3D [0x00]
* </li>
* <li>32-bit encoding (UCS-4):
* As 16 bit UCS2, with three 0x00 instead of one.</li>
* </ul>
*/
private static final byte[] XMP_PACKET_BEGIN = {
0x3C, 0x3F, 0x78, 0x70, 0x61, 0x63, 0x6B, 0x65, 0x74, 0x20,
0x62, 0x65, 0x67, 0x69, 0x6E, 0x3D
};
/**
* {@code &lt;?xpacket end=}
*/
private static final byte[] XMP_PACKET_END = {
0x3C, 0x3F, 0x78, 0x70, 0x61, 0x63, 0x6B, 0x65, 0x74, 0x20,
0x65, 0x6E, 0x64, 0x3D
};
/**
* Scans the given input for an XML metadata packet.
* The scanning process involves reading every byte in the file, while searching for an XMP packet.
* This process is very inefficient, compared to reading a known file format.
* <p/>
* <em>NOTE: The XMP Specification says this method of reading an XMP packet
* should be considered a last resort.</em><br/>
* This is because files may contain multiple XMP packets, some which may be related to embedded resources,
* some which may be obsolete (or even incomplete).
*
* @param pInput the input to scan. The input may be an {@link javax.imageio.stream.ImageInputStream} or
* any object that can be passed to {@link ImageIO#createImageInputStream(Object)}.
* Typically this may be a {@link File}, {@link InputStream} or {@link java.io.RandomAccessFile}.
*
* @return a character Reader
*
* @throws java.nio.charset.UnsupportedCharsetException if the encoding specified within the BOM is not supported
* by the JRE.
* @throws IOException if an I/O exception occurs reading from {@code pInput}.
* @see ImageIO#createImageInputStream(Object)
*/
static public Reader scanForXMPPacket(final Object pInput) throws IOException {
ImageInputStream stream = pInput instanceof ImageInputStream ? (ImageInputStream) pInput : ImageIO.createImageInputStream(pInput);
// TODO: Consider if BufferedIIS is a good idea
if (!(stream instanceof BufferedImageInputStream)) {
stream = new BufferedImageInputStream(stream);
}
// TODO: Might be more than one XMP block per file (it's possible to re-start for now)..
long pos;
pos = scanForSequence(stream, XMP_PACKET_BEGIN);
if (pos >= 0) {
// Skip ' OR " (plus possible nulls for 16/32 bit)
byte quote = stream.readByte();
if (quote == '\'' || quote == '"') {
Charset cs = null;
// Read BOM
byte[] bom = new byte[4];
stream.readFully(bom);
// NOTE: Empty string should be treated as UTF-8 for backwards compatibility
if (bom[0] == (byte) 0xEF && bom[1] == (byte) 0xBB && bom[2] == (byte) 0xBF && bom[3] == quote ||
bom[0] == quote) {
// UTF-8
cs = Charset.forName("UTF-8");
}
else if (bom[0] == (byte) 0xFE && bom[1] == (byte) 0xFF && bom[2] == 0x00 && bom[3] == quote) {
// UTF-16 BIG endian
cs = Charset.forName("UTF-16BE");
}
else if (bom[0] == 0x00 && bom[1] == (byte) 0xFF && bom[2] == (byte) 0xFE && bom[3] == quote) {
stream.skipBytes(1); // Alignment
// UTF-16 little endian
cs = Charset.forName("UTF-16LE");
}
else if (bom[0] == 0x00 && bom[1] == 0x00 && bom[2] == (byte) 0xFE && bom[3] == (byte) 0xFF) {
// NOTE: 32-bit character set not supported by default
// UTF 32 BIG endian
cs = Charset.forName("UTF-32BE");
}
else if (bom[0] == (byte) 0xFF && bom[1] == (byte) 0xFE && bom[2] == 0x00 && bom[3] == 0x00) {
// TODO: FixMe..
// NOTE: 32-bit character set not supported by default
// UTF 32 little endian
cs = Charset.forName("UTF-32LE");
}
if (cs != null) {
// Read all bytes until <?xpacket end= up-front or filter stream
stream.mark();
long end = scanForSequence(stream, XMP_PACKET_END);
stream.reset();
long length = end - stream.getStreamPosition();
Reader reader = new InputStreamReader(IIOUtil.createStreamAdapter(stream, length), cs);
// Skip until ?>
while (reader.read() != '>') {
}
// Return reader?
// How to decide between w or r?!
return reader;
}
}
}
return null;
}
/**
* Scans for a given ASCII sequence.
*
* @param pStream the stream to scan
* @param pSequence the byte sequence to search for
*
* @return the start position of the given sequence.
*
* @throws IOException if an I/O exception occurs during scanning
*/
private static long scanForSequence(final ImageInputStream pStream, final byte[] pSequence) throws IOException {
long start = -1l;
int index = 0;
int nullBytes = 0;
for (int read; (read = pStream.read()) >= 0;) {
if (pSequence[index] == (byte) read) {
// If this is the first byte in the sequence, store position
if (start == -1) {
start = pStream.getStreamPosition() - 1;
}
// Inside the sequence, there might be 1 or 3 null bytes, depending on 16/32 byte encoding
if (nullBytes == 1 || nullBytes == 3) {
pStream.skipBytes(nullBytes);
}
index++;
// If we found the entire sequence, we're done, return start position
if (index == pSequence.length) {
return start;
}
}
else if (index == 1 && read == 0 && nullBytes < 3) {
// Skip 1 or 3 null bytes for 16/32 bit encoding
nullBytes++;
}
else if (index != 0) {
// Start over
index = 0;
start = -1;
nullBytes = 0;
}
}
return -1l;
}
//static public XMPDirectory parse(input);
public static void main(final String[] pArgs) throws IOException {
ImageInputStream stream = ImageIO.createImageInputStream(new File(pArgs[0]));
Reader xmp;
while ((xmp = scanForXMPPacket(stream)) != null) {
BufferedReader reader = new BufferedReader(xmp);
String line;
while ((line = reader.readLine()) != null) {
System.out.println(line);
}
}
stream.close();
// else {
// System.err.println("XMP not found");
// }
}
}

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@ -0,0 +1,143 @@
package com.twelvemonkeys.imageio.metadata.exif;
import junit.framework.TestCase;
/**
* RationalTestCase
*
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author last modified by $Author: haraldk$
* @version $Id: RationalTestCase.java,v 1.0 Nov 18, 2009 3:23:17 PM haraldk Exp$
*/
public class RationalTestCase extends TestCase {
public void testZeroDenominator() {
try {
new Rational(1, 0);
fail("IllegalArgumentException expected");
}
catch (IllegalArgumentException expected) {
}
}
// TODO: Find a solution to this problem, as we should be able to work with it...
public void testLongMinValue() {
try {
new Rational(Long.MIN_VALUE, 1);
fail("IllegalArgumentException expected");
}
catch (IllegalArgumentException expected) {
}
try {
new Rational(1, Long.MIN_VALUE);
fail("IllegalArgumentException expected");
}
catch (IllegalArgumentException expected) {
}
}
public void testEquals() {
assertEquals(new Rational(0, 1), new Rational(0, 999));
assertEquals(new Rational(0, 1), new Rational(0, -1));
assertEquals(new Rational(1, 2), new Rational(1000000, 2000000));
assertEquals(new Rational(1, -2), new Rational(-1, 2));
Rational x = new Rational(1, -2);
Rational y = new Rational(-1000000, 2000000);
assertEquals(x, y);
assertEquals(x.numerator(), y.numerator());
assertEquals(x.denominator(), y.denominator());
}
public void testEqualsBoundaries() {
assertEquals(new Rational(Long.MAX_VALUE, Long.MAX_VALUE), new Rational(1, 1));
// NOTE: Math.abs(Long.MIN_VALUE) == Long.MIN_VALUE... :-P
assertEquals(new Rational(Long.MIN_VALUE + 1, Long.MIN_VALUE + 1), new Rational(1, 1));
assertEquals(new Rational(Long.MIN_VALUE + 1, Long.MAX_VALUE), new Rational(-1, 1));
assertEquals(new Rational(Long.MAX_VALUE, Long.MIN_VALUE + 1), new Rational(-1, 1));
}
public void testReciprocal() {
assertEquals(new Rational(1, 99), new Rational(99, 1).reciprocal());
assertEquals(new Rational(-1, 1234567), new Rational(-1234567, 1).reciprocal());
}
public void testNegate() {
assertEquals(new Rational(-1, 99), new Rational(1, 99).negate());
assertEquals(new Rational(1, 1234567), new Rational(1, -1234567).negate());
}
public void testPlus() {
Rational x, y;
// 1/2 + 1/3 = 5/6
x = new Rational(1, 2);
y = new Rational(1, 3);
assertEquals(new Rational(5, 6), x.plus(y));
// 8/9 + 1/9 = 1
x = new Rational(8, 9);
y = new Rational(1, 9);
assertEquals(new Rational(1, 1), x.plus(y));
// 1/200000000 + 1/300000000 = 1/120000000
x = new Rational(1, 200000000);
y = new Rational(1, 300000000);
assertEquals(new Rational(1, 120000000), x.plus(y));
// 1073741789/20 + 1073741789/30 = 1073741789/12
x = new Rational(1073741789, 20);
y = new Rational(1073741789, 30);
assertEquals(new Rational(1073741789, 12), x.plus(y));
// x + 0 = x
assertEquals(x, x.plus(Rational.ZERO));
}
public void testTimes() {
Rational x, y;
// 4/17 * 17/4 = 1
x = new Rational(4, 17);
y = new Rational(17, 4);
assertEquals(new Rational(1, 1), x.times(y));
// 3037141/3247033 * 3037547/3246599 = 841/961
x = new Rational(3037141, 3247033);
y = new Rational(3037547, 3246599);
assertEquals(new Rational(841, 961), x.times(y));
// x * 0 = 0
assertEquals(Rational.ZERO, x.times(Rational.ZERO));
}
public void testMinus() {
// 1/6 - -4/-8 = -1/3
Rational x = new Rational(1, 6);
Rational y = new Rational(-4, -8);
assertEquals(new Rational(-1, 3), x.minus(y));
// x - 0 = x
assertEquals(x, x.minus(Rational.ZERO));
}
public void testDivides() {
// 3037141/3247033 / 3246599/3037547 = 841/961
Rational x = new Rational(3037141, 3247033);
Rational y = new Rational(3246599, 3037547);
assertEquals(new Rational(841, 961), x.divides(y));
// 0 / x = 0
assertEquals(Rational.ZERO, new Rational(0, 386).divides(x));
}
public void testDivideZero() {
try {
new Rational(3037141, 3247033).divides(new Rational(0, 1));
}
catch (ArithmeticException expected) {
}
}
}

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@ -0,0 +1,127 @@
package com.twelvemonkeys.imageio.metadata.xmp;
import junit.framework.TestCase;
import java.io.*;
import java.nio.charset.UnsupportedCharsetException;
import java.util.Arrays;
import java.util.Collections;
import java.util.Random;
/**
* XMPScannerTestCase
*
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author last modified by $Author: haraldk$
* @version $Id: XMPScannerTestCase.java,v 1.0 Nov 13, 2009 3:59:43 PM haraldk Exp$
*/
public class XMPScannerTestCase extends TestCase {
static final String XMP =
"<?xpacket begin=\"\uFEFF\" id=\"W5M0MpCehiHzreSzNTczkc9d\"?>" +
"<x:xmpmeta xmlns:x=\"adobe:ns:meta/\" x:xmptk=\"Adobe XMP Core 4.1-c036 46.276720, Fri Nov 13 2009 15:59:43 \">\n"+
" <rdf:RDF xmlns:rdf=\"http://www.w3.org/1999/02/22-rdf-syntax-ns#\">\n"+
" <rdf:Description rdf:about=\"\"\n"+
" xmlns:photoshop=\"http://ns.adobe.com/photoshop/1.0/\">\n"+
" <photoshop:Source>twelvemonkeys.com</photoshop:Source>\n"+
" </rdf:Description>\n"+
" <rdf:Description rdf:about=\"\"\n"+
" xmlns:dc=\"http://purl.org/dc/elements/1.1/\">\n"+
" <dc:format>application/vnd.adobe.photoshop</dc:format>\n"+
" </rdf:Description>\n"+
" </rdf:RDF>\n"+
"</x:xmpmeta>" +
"<?xpacket end=\"w\"?>";
final Random mRandom = new Random(4934638567l);
private InputStream createRandomStream(final int pLength) {
byte[] bytes = new byte[pLength];
mRandom.nextBytes(bytes);
return new ByteArrayInputStream(bytes);
}
private InputStream createXMPStream(final String pXMP, final String pCharsetName) {
try {
return new SequenceInputStream(
Collections.enumeration(
Arrays.asList(
createRandomStream(79),
new ByteArrayInputStream(pXMP.getBytes(pCharsetName)),
createRandomStream(31)
)
)
);
}
catch (UnsupportedEncodingException e) {
UnsupportedCharsetException uce = new UnsupportedCharsetException(pCharsetName);
uce.initCause(e);
throw uce;
}
}
public void testScanForUTF8() throws IOException {
InputStream stream = createXMPStream(XMP, "UTF-8");
Reader reader = XMPScanner.scanForXMPPacket(stream);
assertNotNull(reader);
}
public void testScanForUTF8singleQuote() throws IOException {
InputStream stream = createXMPStream(XMP, "UTF-8".replace("\"", "'"));
Reader reader = XMPScanner.scanForXMPPacket(stream);
assertNotNull(reader);
}
public void testScanForUTF16BE() throws IOException {
InputStream stream = createXMPStream(XMP, "UTF-16BE");
Reader reader = XMPScanner.scanForXMPPacket(stream);
assertNotNull(reader);
}
public void testScanForUTF16BEsingleQuote() throws IOException {
InputStream stream = createXMPStream(XMP, "UTF-16BE".replace("\"", "'"));
Reader reader = XMPScanner.scanForXMPPacket(stream);
assertNotNull(reader);
}
public void testScanForUTF16LE() throws IOException {
InputStream stream = createXMPStream(XMP, "UTF-16LE");
Reader reader = XMPScanner.scanForXMPPacket(stream);
assertNotNull(reader);
}
public void testScanForUTF16LEsingleQuote() throws IOException {
InputStream stream = createXMPStream(XMP, "UTF-16LE".replace("\"", "'"));
Reader reader = XMPScanner.scanForXMPPacket(stream);
assertNotNull(reader);
}
// TODO: Default Java installation on OS X don't seem to have UTF-32 installed. Hmmm..
// public void testUTF32BE() throws IOException {
// InputStream stream = createXMPStream("UTF-32BE");
//
// Reader reader = XMPScanner.scanForXMPPacket(stream);
//
// assertNotNull(reader);
// }
//
// public void testUTF32LE() throws IOException {
// InputStream stream = createXMPStream("UTF-32LE");
//
// Reader reader = XMPScanner.scanForXMPPacket(stream);
//
// assertNotNull(reader);
// }
}

View File

@ -29,6 +29,7 @@
<modules>
<!-- Support -->
<module>core</module>
<module>metadata</module>
<!-- Stand-alone readers/writers -->
<module>ico</module>
@ -96,6 +97,13 @@
<classifier>tests</classifier>
<scope>test</scope>
</dependency>
<dependency>
<groupId>com.twelvemonkeys.imageio</groupId>
<artifactId>twelvemonkeys-imageio-metadata</artifactId>
<version>${imageio.core.version}</version>
<scope>compile</scope>
</dependency>
</dependencies>
</dependencyManagement>

View File

@ -27,5 +27,9 @@
<artifactId>twelvemonkeys-imageio-core</artifactId>
<classifier>tests</classifier>
</dependency>
<dependency>
<groupId>com.twelvemonkeys.imageio</groupId>
<artifactId>twelvemonkeys-imageio-metadata</artifactId>
</dependency>
</dependencies>
</project>

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@ -0,0 +1,104 @@
package com.twelvemonkeys.imageio.plugins.psd;
import org.w3c.dom.Node;
import javax.imageio.metadata.IIOInvalidTreeException;
import javax.imageio.metadata.IIOMetadata;
import javax.imageio.metadata.IIOMetadataFormatImpl;
import java.util.Arrays;
/**
* AbstractMetadata
*
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author last modified by $Author: haraldk$
* @version $Id: AbstractMetadata.java,v 1.0 Nov 13, 2009 1:02:12 AM haraldk Exp$
*/
abstract class AbstractMetadata extends IIOMetadata implements Cloneable {
// TODO: Move to core...
protected AbstractMetadata(final boolean pStandardFormatSupported,
final String pNativeFormatName, final String pNativeFormatClassName,
final String[] pExtraFormatNames, final String[] pExtraFormatClassNames) {
super(pStandardFormatSupported, pNativeFormatName, pNativeFormatClassName, pExtraFormatNames, pExtraFormatClassNames);
}
/**
* Default implementation returns {@code true}.
* Mutable subclasses should override this method.
*
* @return {@code true}.
*/
@Override
public boolean isReadOnly() {
return true;
}
@Override
public Node getAsTree(final String pFormatName) {
validateFormatName(pFormatName);
if (pFormatName.equals(nativeMetadataFormatName)) {
return getNativeTree();
}
else if (pFormatName.equals(IIOMetadataFormatImpl.standardMetadataFormatName)) {
return getStandardTree();
}
// TODO: What about extra formats??
throw new AssertionError("Unreachable");
}
@Override
public void mergeTree(final String pFormatName, final Node pRoot) throws IIOInvalidTreeException {
assertMutable();
validateFormatName(pFormatName);
if (!pRoot.getNodeName().equals(nativeMetadataFormatName)) {
throw new IIOInvalidTreeException("Root must be " + nativeMetadataFormatName, pRoot);
}
Node node = pRoot.getFirstChild();
while (node != null) {
// TODO: Merge values from node into this
// Move to the next sibling
node = node.getNextSibling();
}
}
@Override
public void reset() {
assertMutable();
}
/**
* Asserts that this meta data is mutable.
*
* @throws IllegalStateException if {@link #isReadOnly()} returns {@code true}.
*/
protected final void assertMutable() {
if (isReadOnly()) {
throw new IllegalStateException("Metadata is read-only");
}
}
protected abstract Node getNativeTree();
protected final void validateFormatName(final String pFormatName) {
String[] metadataFormatNames = getMetadataFormatNames();
if (metadataFormatNames != null) {
for (String metadataFormatName : metadataFormatNames) {
if (metadataFormatName.equals(pFormatName)) {
return; // Found, we're ok!
}
}
}
throw new IllegalArgumentException(
String.format("Bad format name: \"%s\". Expected one of %s", pFormatName, Arrays.toString(metadataFormatNames))
);
}
}

View File

@ -103,10 +103,10 @@ Easier to calculate if K' is calculated first, because K' = min(C,M,Y):
}
public float[] toCIEXYZ(float[] colorvalue) {
throw new UnsupportedOperationException("Method toCIEXYZ not implemented"); // TODO: Implement
return sRGB.toCIEXYZ(toRGB(colorvalue));
}
public float[] fromCIEXYZ(float[] colorvalue) {
throw new UnsupportedOperationException("Method fromCIEXYZ not implemented"); // TODO: Implement
return sRGB.fromCIEXYZ(fromRGB(colorvalue));
}
}

View File

@ -34,11 +34,11 @@ import java.util.ArrayList;
import java.util.List;
/**
* PSDAlhpaChannelInfo
* PSDAlphaChannelInfo
*
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author last modified by $Author: haraldk$
* @version $Id: PSDAlhpaChannelInfo.java,v 1.0 May 2, 2008 5:33:40 PM haraldk Exp$
* @version $Id: PSDAlphaChannelInfo.java,v 1.0 May 2, 2008 5:33:40 PM haraldk Exp$
*/
class PSDAlphaChannelInfo extends PSDImageResource {
List<String> mNames;
@ -50,6 +50,7 @@ class PSDAlphaChannelInfo extends PSDImageResource {
@Override
protected void readData(final ImageInputStream pInput) throws IOException {
mNames = new ArrayList<String>();
long left = mSize;
while (left > 0) {
String name = PSDUtil.readPascalString(pInput);

View File

@ -1,17 +1,10 @@
package com.twelvemonkeys.imageio.plugins.psd;
import com.twelvemonkeys.imageio.util.IIOUtil;
import com.twelvemonkeys.lang.StringUtil;
import com.twelvemonkeys.imageio.metadata.Directory;
import com.twelvemonkeys.imageio.metadata.exif.EXIFReader;
import javax.imageio.IIOException;
import javax.imageio.stream.ImageInputStream;
import javax.imageio.stream.MemoryCacheImageInputStream;
import java.io.IOException;
import java.nio.ByteOrder;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Iterator;
import java.util.List;
/**
* EXIF metadata.
@ -25,7 +18,6 @@ import java.util.List;
* @see <a href="http://partners.adobe.com/public/developer/tiff/index.html">Adobe TIFF developer resources</a>
*/
final class PSDEXIF1Data extends PSDImageResource {
// protected byte[] mData;
protected Directory mDirectory;
PSDEXIF1Data(final short pId, final ImageInputStream pInput) throws IOException {
@ -35,308 +27,16 @@ final class PSDEXIF1Data extends PSDImageResource {
@Override
protected void readData(final ImageInputStream pInput) throws IOException {
// This is in essence an embedded TIFF file.
// TODO: Extract TIFF parsing to more general purpose package
// TODO: Instead, read the byte data, store for later parsing (or store offset, and read on request)
MemoryCacheImageInputStream stream = new MemoryCacheImageInputStream(IIOUtil.createStreamAdapter(pInput, mSize));
byte[] bom = new byte[2];
stream.readFully(bom);
if (bom[0] == 'I' && bom[1] == 'I') {
stream.setByteOrder(ByteOrder.LITTLE_ENDIAN);
}
else if (!(bom[0] == 'M' && bom[1] == 'M')) {
throw new IIOException(String.format("Invalid byte order marker '%s'", StringUtil.decode(bom, 0, bom.length, "ASCII")));
}
if (stream.readUnsignedShort() != 42) {
throw new IIOException("Wrong TIFF magic in EXIF data.");
}
long directoryOffset = stream.readUnsignedInt();
mDirectory = Directory.read(stream, directoryOffset);
// TODO: Instead, read the byte data, store for later parsing (or better yet, store offset, and read on request)
mDirectory = new EXIFReader().read(pInput);
}
@Override
public String toString() {
StringBuilder builder = toStringBuilder();
builder.append(", ").append(mDirectory);
builder.append("]");
return builder.toString();
}
// TIFF Image file directory (IFD)
static class Directory implements Iterable<Entry> {
private List<Entry> mEntries = new ArrayList<Entry>();
private Directory() {}
public static Directory read(final ImageInputStream pInput, final long pOffset) throws IOException {
Directory directory = new Directory();
pInput.seek(pOffset);
int entryCount = pInput.readUnsignedShort();
for (int i = 0; i < entryCount; i++) {
directory.mEntries.add(Entry.read(pInput));
}
long nextOffset = pInput.readUnsignedInt();
if (nextOffset != 0) {
Directory next = Directory.read(pInput, nextOffset);
directory.mEntries.addAll(next.mEntries);
}
return directory;
}
public Entry get(int pTag) {
for (Entry entry : mEntries) {
if (entry.mTag == pTag) {
return entry;
}
}
return null;
}
public Iterator<Entry> iterator() {
return mEntries.iterator();
}
@Override
public String toString() {
return String.format("Directory%s", mEntries);
}
}
// TIFF IFD Entry
static class Entry {
private static final int EXIF_IFD = 0x8769;
private final static String[] TYPE_NAMES = {
"BYTE", "ASCII", "SHORT", "LONG", "RATIONAL",
"SBYTE", "UNDEFINED", "SSHORT", "SLONG", "SRATIONAL", "FLOAT", "DOUBLE",
};
private final static int[] TYPE_LENGTHS = {
1, 1, 2, 4, 8,
1, 1, 2, 4, 8, 4, 8,
};
private int mTag;
/*
1 = BYTE 8-bit unsigned integer.
2 = ASCII 8-bit byte that contains a 7-bit ASCII code; the last byte
must be NUL (binary zero).
3 = SHORT 16-bit (2-byte) unsigned integer.
4 = LONG 32-bit (4-byte) unsigned integer.
5 = RATIONAL Two LONGs: the first represents the numerator of a
fraction; the second, the denominator.
TIFF 6.0 and above:
6 = SBYTE An 8-bit signed (twos-complement) integer.
7 = UNDEFINED An 8-bit byte that may contain anything, depending on
the definition of the field.
8 = SSHORT A 16-bit (2-byte) signed (twos-complement) integer.
9 = SLONG A 32-bit (4-byte) signed (twos-complement) integer.
10 = SRATIONAL Two SLONGs: the first represents the numerator of a
fraction, the second the denominator.
11 = FLOAT Single precision (4-byte) IEEE format.
12 = DOUBLE Double precision (8-byte) IEEE format.
*/
private short mType;
private int mCount;
private long mValueOffset;
private Object mValue;
private Entry() {}
public static Entry read(final ImageInputStream pInput) throws IOException {
Entry entry = new Entry();
entry.mTag = pInput.readUnsignedShort();
entry.mType = pInput.readShort();
entry.mCount = pInput.readInt(); // Number of values
// TODO: Handle other sub-IFDs
if (entry.mTag == EXIF_IFD) {
long offset = pInput.readUnsignedInt();
pInput.mark();
try {
entry.mValue = Directory.read(pInput, offset);
}
finally {
pInput.reset();
}
}
else {
int valueLength = entry.getValueLength();
if (valueLength > 0 && valueLength <= 4) {
entry.readValueInLine(pInput);
pInput.skipBytes(4 - valueLength);
}
else {
entry.mValueOffset = pInput.readUnsignedInt(); // This is the *value* iff the value size is <= 4 bytes
entry.readValue(pInput);
}
}
return entry;
}
private void readValue(final ImageInputStream pInput) throws IOException {
long pos = pInput.getStreamPosition();
try {
pInput.seek(mValueOffset);
readValueInLine(pInput);
}
finally {
pInput.seek(pos);
}
}
private void readValueInLine(ImageInputStream pInput) throws IOException {
mValue = readValueDirect(pInput, mType, mCount);
}
private static Object readValueDirect(final ImageInputStream pInput, final short pType, final int pCount) throws IOException {
switch (pType) {
case 2:
// TODO: This might be UTF-8 or ISO-8859-1, even though against the spec
byte[] ascii = new byte[pCount];
pInput.readFully(ascii);
return StringUtil.decode(ascii, 0, ascii.length, "ASCII");
case 1:
if (pCount == 1) {
return pInput.readUnsignedByte();
}
case 6:
if (pCount == 1) {
return pInput.readByte();
}
case 7:
byte[] bytes = new byte[pCount];
pInput.readFully(bytes);
return bytes;
case 3:
if (pCount == 1) {
return pInput.readUnsignedShort();
}
case 8:
if (pCount == 1) {
return pInput.readShort();
}
short[] shorts = new short[pCount];
pInput.readFully(shorts, 0, shorts.length);
return shorts;
case 4:
if (pCount == 1) {
return pInput.readUnsignedInt();
}
case 9:
if (pCount == 1) {
return pInput.readInt();
}
int[] ints = new int[pCount];
pInput.readFully(ints, 0, ints.length);
return ints;
case 11:
if (pCount == 1) {
return pInput.readFloat();
}
float[] floats = new float[pCount];
pInput.readFully(floats, 0, floats.length);
return floats;
case 12:
if (pCount == 1) {
return pInput.readDouble();
}
double[] doubles = new double[pCount];
pInput.readFully(doubles, 0, doubles.length);
return doubles;
// TODO: Consider using a Rational class
case 5:
if (pCount == 1) {
return pInput.readUnsignedInt() / (double) pInput.readUnsignedInt();
}
double[] rationals = new double[pCount];
for (int i = 0; i < rationals.length; i++) {
rationals[i] = pInput.readUnsignedInt() / (double) pInput.readUnsignedInt();
}
return rationals;
case 10:
if (pCount == 1) {
return pInput.readInt() / (double) pInput.readInt();
}
double[] srationals = new double[pCount];
for (int i = 0; i < srationals.length; i++) {
srationals[i] = pInput.readInt() / (double) pInput.readInt();
}
return srationals;
default:
throw new IIOException(String.format("Unknown EXIF type '%s'", pType));
}
}
private int getValueLength() {
if (mType > 0 && mType <= TYPE_LENGTHS.length) {
return TYPE_LENGTHS[mType - 1] * mCount;
}
return -1;
}
private String getTypeName() {
if (mType > 0 && mType <= TYPE_NAMES.length) {
return TYPE_NAMES[mType - 1];
}
return "Unknown type";
}
// TODO: Tag names!
@Override
public String toString() {
return String.format("0x%04x: %s (%s, %d)", mTag, getValueAsString(), getTypeName(), mCount);
}
public String getValueAsString() {
if (mValue instanceof String) {
return String.format("\"%s\"", mValue);
}
if (mValue != null && mValue.getClass().isArray()) {
Class<?> type = mValue.getClass().getComponentType();
if (byte.class == type) {
return Arrays.toString((byte[]) mValue);
}
if (short.class == type) {
return Arrays.toString((short[]) mValue);
}
if (int.class == type) {
return Arrays.toString((int[]) mValue);
}
if (float.class == type) {
return Arrays.toString((float[]) mValue);
}
if (double.class == type) {
return Arrays.toString((double[]) mValue);
}
}
return String.valueOf(mValue);
}
}
}

View File

@ -48,16 +48,18 @@ class PSDGlobalLayerMask {
final int mKind;
PSDGlobalLayerMask(final ImageInputStream pInput) throws IOException {
mColorSpace = pInput.readUnsignedShort();
mColorSpace = pInput.readUnsignedShort(); // Undocumented
mColor1 = pInput.readUnsignedShort();
mColor2 = pInput.readUnsignedShort();
mColor3 = pInput.readUnsignedShort();
mColor4 = pInput.readUnsignedShort();
mOpacity = pInput.readUnsignedShort();
mOpacity = pInput.readUnsignedShort(); // 0-100
mKind = pInput.readUnsignedByte();
mKind = pInput.readUnsignedByte(); // 0: Selected (ie inverted), 1: Color protected, 128: Use value stored per layer
// TODO: Variable: Filler zeros
pInput.readByte(); // Pad
}

View File

@ -1,14 +1,10 @@
package com.twelvemonkeys.imageio.plugins.psd;
import com.twelvemonkeys.lang.StringUtil;
import com.twelvemonkeys.imageio.metadata.Directory;
import com.twelvemonkeys.imageio.metadata.iptc.IPTCReader;
import javax.imageio.IIOException;
import javax.imageio.stream.ImageInputStream;
import java.io.IOException;
import java.nio.ByteBuffer;
import java.nio.CharBuffer;
import java.nio.charset.*;
import java.util.*;
/**
* PSDIPTCData
@ -18,8 +14,6 @@ import java.util.*;
* @version $Id: PSDIPTCData.java,v 1.0 Nov 7, 2009 9:52:14 PM haraldk Exp$
*/
final class PSDIPTCData extends PSDImageResource {
// TODO: Refactor to be more like PSDEXIF1Data...
// TODO: Extract IPTC/EXIF/XMP metadata extraction/parsing to separate module(s)
Directory mDirectory;
PSDIPTCData(final short pId, final ImageInputStream pInput) throws IOException {
@ -28,7 +22,8 @@ final class PSDIPTCData extends PSDImageResource {
@Override
protected void readData(final ImageInputStream pInput) throws IOException {
mDirectory = Directory.read(pInput, mSize);
// Read IPTC directory
mDirectory = new IPTCReader().read(pInput);
}
@Override
@ -36,383 +31,7 @@ final class PSDIPTCData extends PSDImageResource {
StringBuilder builder = toStringBuilder();
builder.append(", ").append(mDirectory);
builder.append("]");
return builder.toString();
}
static class Entry {
private int mTagId;
private String mValue;
public Entry(int pTagId, String pValue) {
mTagId = pTagId;
mValue = pValue;
}
@Override
public String toString() {
return (mTagId >> 8) + ":" + (mTagId & 0xff) + ": " + mValue;
}
}
static class Directory implements Iterable<Entry> {
private static final int ENCODING_UNKNOWN = -1;
private static final int ENCODING_UNSPECIFIED = 0;
private static final int ENCODING_UTF_8 = 0x1b2547;
private int mEncoding = ENCODING_UNSPECIFIED;
final List<Entry> mEntries = new ArrayList<Entry>();
private Directory() {}
@Override
public String toString() {
return "Directory" + mEntries.toString();
}
public Iterator<Entry> iterator() {
return mEntries.iterator();
}
public static Directory read(final ImageInputStream pInput, final long pSize) throws IOException {
Directory directory = new Directory();
final long streamEnd = pInput.getStreamPosition() + pSize;
// For each tag
while (pInput.getStreamPosition() < streamEnd) {
// Identifies start of a tag
byte b = pInput.readByte();
if (b != 0x1c) {
throw new IIOException("Corrupt IPTC stream segment");
}
// We need at least four bytes left to read a tag
if (pInput.getStreamPosition() + 4 >= streamEnd) {
break;
}
int directoryType = pInput.readUnsignedByte();
int tagType = pInput.readUnsignedByte();
int tagByteCount = pInput.readUnsignedShort();
if (pInput.getStreamPosition() + tagByteCount > streamEnd) {
throw new IIOException("Data for tag extends beyond end of IPTC segment: " + (tagByteCount + pInput.getStreamPosition() - streamEnd));
}
directory.processTag(pInput, directoryType, tagType, tagByteCount);
}
return directory;
}
private void processTag(ImageInputStream pInput, int directoryType, int tagType, int tagByteCount) throws IOException {
int tagIdentifier = (directoryType << 8) | tagType;
String str = null;
switch (tagIdentifier) {
case IPTC.TAG_CODED_CHARACTER_SET:
// TODO: Use this encoding!?
// TODO: Move somewhere else?
mEncoding = parseEncoding(pInput, tagByteCount);
return;
case IPTC.TAG_RECORD_VERSION:
// short
str = Integer.toString(pInput.readUnsignedShort());
break;
// case IPTC.TAG_RELEASE_DATE:
// case IPTC.TAG_EXPIRATION_DATE:
// case IPTC.TAG_REFERENCE_DATE:
// case IPTC.TAG_DATE_CREATED:
// case IPTC.TAG_DIGITAL_CREATION_DATE:
// // Date object
// Date date = parseISO8601DatePart(pInput, tagByteCount);
// if (date != null) {
// directory.setDate(tagIdentifier, date);
// return;
// }
// case IPTC.TAG_RELEASE_TIME:
// case IPTC.TAG_EXPIRATION_TIME:
// case IPTC.TAG_TIME_CREATED:
// case IPTC.TAG_DIGITAL_CREATION_TIME:
// // NOTE: Spec says fields should be sent in order, so this is okay
// date = getDateForTime(directory, tagIdentifier);
//
// Date time = parseISO8601TimePart(pInput, tagByteCount, date);
// if (time != null) {
// directory.setDate(tagIdentifier, time);
// return;
// }
//
default:
// fall through
}
// Skip non-Application fields, as they are typically not human readable
if (directoryType << 8 != IPTC.APPLICATION_RECORD) {
return;
}
// If we don't have a value, treat it as a string
if (str == null) {
if (tagByteCount < 1) {
str = "(No value)";
}
else {
str = String.format("\"%s\"", parseString(pInput, tagByteCount));
}
}
mEntries.add(new Entry(tagIdentifier, str));
// if (directory.containsTag(tagIdentifier)) {
// // TODO: Does that REALLY help for performance?!
// // this fancy string[] business avoids using an ArrayList for performance reasons
// String[] oldStrings;
// String[] newStrings;
// try {
// oldStrings = directory.getStringArray(tagIdentifier);
// }
// catch (MetadataException e) {
// oldStrings = null;
// }
// if (oldStrings == null) {
// newStrings = new String[1];
// }
// else {
// newStrings = new String[oldStrings.length + 1];
// System.arraycopy(oldStrings, 0, newStrings, 0, oldStrings.length);
// }
// newStrings[newStrings.length - 1] = str;
// directory.setStringArray(tagIdentifier, newStrings);
// }
// else {
// directory.setString(tagIdentifier, str);
// }
}
// private Date getDateForTime(final Directory directory, final int tagIdentifier) {
// int dateTag;
//
// switch (tagIdentifier) {
// case IPTC.TAG_RELEASE_TIME:
// dateTag = IPTC.TAG_RELEASE_DATE;
// break;
// case IPTC.TAG_EXPIRATION_TIME:
// dateTag = IPTC.TAG_EXPIRATION_DATE;
// break;
// case IPTC.TAG_TIME_CREATED:
// dateTag = IPTC.TAG_DATE_CREATED;
// break;
// case IPTC.TAG_DIGITAL_CREATION_TIME:
// dateTag = IPTC.TAG_DIGITAL_CREATION_DATE;
// break;
// default:
// return new Date(0l);
// }
//
// return directory.containsTag(dateTag) ? directory.getDate(dateTag) : new Date(0l);
// }
private int parseEncoding(final ImageInputStream pInput, int tagByteCount) throws IOException {
return tagByteCount == 3
&& (pInput.readUnsignedByte() << 16 | pInput.readUnsignedByte() << 8 | pInput.readUnsignedByte()) == ENCODING_UTF_8
? ENCODING_UTF_8 : ENCODING_UNKNOWN;
}
// private Date parseISO8601TimePart(final ImageInputStream pInputStream, int tagByteCount, final Date date) throws IOException {
// // ISO 8601: HHMMSS±HHMM
// if (tagByteCount >= 11) {
// String timeStr = parseString(pInputStream, tagByteCount);
// try {
// int hour = Integer.parseInt(timeStr.substring(0, 2));
// int minute = Integer.parseInt(timeStr.substring(2, 4));
// int second = Integer.parseInt(timeStr.substring(4, 6));
// String tzOffset = timeStr.substring(6, 11);
//
// TimeZone zone = new SimpleTimeZone(Integer.parseInt(tzOffset.charAt(0) == '+' ? tzOffset.substring(1) : tzOffset), tzOffset);
//
// GregorianCalendar calendar = new GregorianCalendar(zone);
// calendar.setTime(date);
//
// calendar.add(Calendar.HOUR_OF_DAY, hour);
// calendar.add(Calendar.MINUTE, minute);
// calendar.add(Calendar.SECOND, second);
//
// return calendar.getTime();
// }
// catch (NumberFormatException e) {
// // fall through and we'll store whatever was there as a String
// }
// }
// return null;
// }
//
// private Date parseISO8601DatePart(final ImageInputStream pInputStream, int tagByteCount) throws IOException {
// // ISO 8601: CCYYMMDD
// if (tagByteCount >= 8) {
// String dateStr = parseString(pInputStream, tagByteCount);
// try {
// int year = Integer.parseInt(dateStr.substring(0, 4));
// int month = Integer.parseInt(dateStr.substring(4, 6)) - 1;
// int day = Integer.parseInt(dateStr.substring(6, 8));
// GregorianCalendar calendar = new GregorianCalendar(year, month, day);
// return calendar.getTime();
// }
// catch (NumberFormatException e) {
// // fall through and we'll store whatever was there as a String
// }
// }
// return null;
// }
// TODO: Pass encoding as parameter? Use if specified
private String parseString(final ImageInputStream pInput, int length) throws IOException {
// NOTE: The IPTC "spec" says ISO 646 or ISO 2022 encoding. UTF-8 contains all 646 characters, but not 2022.
// This is however close to what libiptcdata does, see: http://libiptcdata.sourceforge.net/docs/iptc-i18n.html
// First try to decode using UTF-8 (which seems to be the de-facto standard)
String str;
Charset charset = Charset.forName("UTF-8");
CharsetDecoder decoder = charset.newDecoder();
CharBuffer chars;
byte[] data = new byte[length];
pInput.readFully(data);
try {
// Will fail fast on illegal UTF-8-sequences
chars = decoder.onMalformedInput(CodingErrorAction.REPORT)
.onUnmappableCharacter(CodingErrorAction.REPORT)
.decode(ByteBuffer.wrap(data));
str = chars.toString();
}
catch (CharacterCodingException notUTF8) {
if (mEncoding == ENCODING_UTF_8) {
throw new IIOException("Wrong encoding of IPTC data, explicitly set to UTF-8 in DataSet 1:90", notUTF8);
}
// Fall back to use ISO-8859-1
// This will not fail, but may may create wrong fallback-characters
str = StringUtil.decode(data, 0, data.length, "ISO8859_1");
}
return str;
}
}
static interface IPTC {
static final int ENVELOPE_RECORD = 1 << 8;
static final int APPLICATION_RECORD = 2 << 8;
static final int TAG_CODED_CHARACTER_SET = ENVELOPE_RECORD | 90;
/** 2:00 Record Version (mandatory) */
public static final int TAG_RECORD_VERSION = APPLICATION_RECORD; // 0x0200
// /** 2:03 Object Type Reference */
// public static final int TAG_OBJECT_TYPE_REFERENCE = APPLICATION_RECORD | 3;
// /** 2:04 Object Attribute Reference (repeatable) */
// public static final int TAG_OBJECT_ATTRIBUTE_REFERENCE = APPLICATION_RECORD | 4;
// /** 2:05 Object Name */
// public static final int TAG_OBJECT_NAME = APPLICATION_RECORD | 5; // 0x0205
// /** 2:07 Edit Status */
// public static final int TAG_EDIT_STATUS = APPLICATION_RECORD | 7;
// /** 2:08 Editorial Update */
// public static final int TAG_EDITORIAL_UPDATE = APPLICATION_RECORD | 8;
// /** 2:10 Urgency */
// public static final int TAG_URGENCY = APPLICATION_RECORD | 10;
// /** 2:12 Subect Reference (repeatable) */
// public static final int TAG_SUBJECT_REFERENCE = APPLICATION_RECORD | 12;
// /** 2:15 Category */
// public static final int TAG_CATEGORY = APPLICATION_RECORD | 15; // 0x020f
// /** 2:20 Supplemental Category (repeatable) */
// public static final int TAG_SUPPLEMENTAL_CATEGORIES = APPLICATION_RECORD | 20;
// /** 2:22 Fixture Identifier */
// public static final int TAG_FIXTURE_IDENTIFIER = APPLICATION_RECORD | 22;
// /** 2:25 Keywords (repeatable) */
// public static final int TAG_KEYWORDS = APPLICATION_RECORD | 25;
// /** 2:26 Content Locataion Code (repeatable) */
// public static final int TAG_CONTENT_LOCATION_CODE = APPLICATION_RECORD | 26;
// /** 2:27 Content Locataion Name (repeatable) */
// public static final int TAG_CONTENT_LOCATION_NAME = APPLICATION_RECORD | 27;
// /** 2:30 Release Date */
// public static final int TAG_RELEASE_DATE = APPLICATION_RECORD | 30;
// /** 2:35 Release Time */
// public static final int TAG_RELEASE_TIME = APPLICATION_RECORD | 35;
// /** 2:37 Expiration Date */
// public static final int TAG_EXPIRATION_DATE = APPLICATION_RECORD | 37;
// /** 2:38 Expiration Time */
// public static final int TAG_EXPIRATION_TIME = APPLICATION_RECORD | 38;
// /** 2:40 Special Instructions */
// public static final int TAG_SPECIAL_INSTRUCTIONS = APPLICATION_RECORD | 40; // 0x0228
// /** 2:42 Action Advised (1: Kill, 2: Replace, 3: Append, 4: Reference) */
// public static final int TAG_ACTION_ADVICED = APPLICATION_RECORD | 42;
// /** 2:45 Reference Service (repeatable in triplets with 2:47 and 2:50) */
// public static final int TAG_REFERENCE_SERVICE = APPLICATION_RECORD | 45;
// /** 2:47 Reference Date (mandatory if 2:45 present) */
// public static final int TAG_REFERENCE_DATE = APPLICATION_RECORD | 47;
// /** 2:50 Reference Number (mandatory if 2:45 present) */
// public static final int TAG_REFERENCE_NUMBER = APPLICATION_RECORD | 50;
// /** 2:55 Date Created */
// public static final int TAG_DATE_CREATED = APPLICATION_RECORD | 55; // 0x0237
// /** 2:60 Time Created */
// public static final int TAG_TIME_CREATED = APPLICATION_RECORD | 60;
// /** 2:62 Digital Creation Date */
// public static final int TAG_DIGITAL_CREATION_DATE = APPLICATION_RECORD | 62;
// /** 2:63 Digital Creation Date */
// public static final int TAG_DIGITAL_CREATION_TIME = APPLICATION_RECORD | 63;
// /** 2:65 Originating Program */
// public static final int TAG_ORIGINATING_PROGRAM = APPLICATION_RECORD | 65;
// /** 2:70 Program Version (only valid if 2:65 present) */
// public static final int TAG_PROGRAM_VERSION = APPLICATION_RECORD | 70;
// /** 2:75 Object Cycle (a: morning, p: evening, b: both) */
// public static final int TAG_OBJECT_CYCLE = APPLICATION_RECORD | 75;
// /** 2:80 By-line (repeatable) */
// public static final int TAG_BY_LINE = APPLICATION_RECORD | 80; // 0x0250
// /** 2:85 By-line Title (repeatable) */
// public static final int TAG_BY_LINE_TITLE = APPLICATION_RECORD | 85; // 0x0255
// /** 2:90 City */
// public static final int TAG_CITY = APPLICATION_RECORD | 90; // 0x025a
// /** 2:92 Sub-location */
// public static final int TAG_SUB_LOCATION = APPLICATION_RECORD | 92;
// /** 2:95 Province/State */
// public static final int TAG_PROVINCE_OR_STATE = APPLICATION_RECORD | 95; // 0x025f
// /** 2:100 Country/Primary Location Code */
// public static final int TAG_COUNTRY_OR_PRIMARY_LOCATION_CODE = APPLICATION_RECORD | 100;
// /** 2:101 Country/Primary Location Name */
// public static final int TAG_COUNTRY_OR_PRIMARY_LOCATION = APPLICATION_RECORD | 101; // 0x0265
// /** 2:103 Original Transmission Reference */
// public static final int TAG_ORIGINAL_TRANSMISSION_REFERENCE = APPLICATION_RECORD | 103; // 0x0267
// /** 2:105 Headline */
// public static final int TAG_HEADLINE = APPLICATION_RECORD | 105; // 0x0269
// /** 2:110 Credit */
// public static final int TAG_CREDIT = APPLICATION_RECORD | 110; // 0x026e
// /** 2:115 Source */
// public static final int TAG_SOURCE = APPLICATION_RECORD | 115; // 0x0273
// /** 2:116 Copyright Notice */
// public static final int TAG_COPYRIGHT_NOTICE = APPLICATION_RECORD | 116; // 0x0274
// /** 2:118 Contact */
// public static final int TAG_CONTACT = APPLICATION_RECORD | 118;
// /** 2:120 Catption/Abstract */
// public static final int TAG_CAPTION = APPLICATION_RECORD | 120; // 0x0278
// /** 2:122 Writer/Editor (repeatable) */
// public static final int TAG_WRITER = APPLICATION_RECORD | 122; // 0x027a
// /** 2:125 Rasterized Caption (binary data) */
// public static final int TAG_RASTERIZED_CATPTION = APPLICATION_RECORD | 125;
// /** 2:130 Image Type */
// public static final int TAG_IMAGE_TYPE = APPLICATION_RECORD | 130;
// /** 2:131 Image Orientation */
// public static final int TAG_IMAGE_ORIENTATION = APPLICATION_RECORD | 131;
// /** 2:135 Language Identifier */
// public static final int TAG_LANGUAGE_IDENTIFIER = APPLICATION_RECORD | 135;
//
// // TODO: Should we expose this field?
// /**
// * 2:199 JobMinder Assignment Data (Custom IPTC field).
// * A common custom IPTC field used by a now discontinued application called JobMinder.
// *
// * @see <a href="http://www.jobminder.net/">JobMinder Homepage</a>
// */
// static final int CUSTOM_TAG_JOBMINDER_ASSIGMENT_DATA = APPLICATION_RECORD | 199;
//
// // TODO: 2:150-2:154 Audio and 2:200-2:202 Object Preview Data
}
}

View File

@ -62,7 +62,9 @@ import java.util.List;
* @version $Id: PSDImageReader.java,v 1.0 Apr 29, 2008 4:45:52 PM haraldk Exp$
*/
// TODO: Implement ImageIO meta data interface
// TODO: API for reading separate layers
// TODO: Allow reading the extra alpha channels (index after composite data)
// TODO: Support for PSDVersionInfo hasRealMergedData=false (no real composite data, layers will be in index 0)
// TODO: Support for API for reading separate layers (index after composite data, and optional alpha channels)
// TODO: Consider Romain Guy's Java 2D implementation of PS filters for the blending modes in layers
// http://www.curious-creature.org/2006/09/20/new-blendings-modes-for-java2d/
// See http://www.codeproject.com/KB/graphics/PSDParser.aspx
@ -1144,11 +1146,12 @@ public class PSDImageReader extends ImageReaderBase {
node = metadata.getAsTree(IIOMetadataFormatImpl.standardMetadataFormatName);
serializer = new XMLSerializer(System.out, System.getProperty("file.encoding"));
serializer.setIndentation(" ");
serializer.serialize(node, true);
System.out.println();
node = metadata.getAsTree(PSDMetadata.NATIVE_METADATA_FORMAT_NAME);
serializer = new XMLSerializer(System.out, System.getProperty("file.encoding"));
// serializer = new XMLSerializer(System.out, System.getProperty("file.encoding"));
serializer.serialize(node, true);
if (imageReader.hasThumbnails(0)) {

View File

@ -28,6 +28,7 @@
package com.twelvemonkeys.imageio.plugins.psd;
import com.twelvemonkeys.imageio.stream.SubImageInputStream;
import com.twelvemonkeys.lang.StringUtil;
import javax.imageio.stream.ImageInputStream;
@ -62,11 +63,16 @@ class PSDImageResource {
}
mSize = pInput.readUnsignedInt();
readData(pInput);
long startPos = pInput.getStreamPosition();
// TODO: Sanity check reading here?
readData(new SubImageInputStream(pInput, mSize));
// Data is even-padded
// NOTE: This should never happen, however it's safer to keep it here to
if (pInput.getStreamPosition() != startPos + mSize) {
pInput.seek(startPos + mSize);
}
// Data is even-padded (word aligned)
if (mSize % 2 != 0) {
pInput.read();
}

View File

@ -1,17 +1,14 @@
package com.twelvemonkeys.imageio.plugins.psd;
import com.twelvemonkeys.imageio.metadata.Directory;
import com.twelvemonkeys.imageio.metadata.Entry;
import com.twelvemonkeys.imageio.metadata.exif.TIFF;
import com.twelvemonkeys.imageio.metadata.iptc.IPTC;
import com.twelvemonkeys.lang.StringUtil;
import com.twelvemonkeys.util.FilterIterator;
import org.w3c.dom.Document;
import org.w3c.dom.Node;
import org.xml.sax.InputSource;
import javax.imageio.metadata.IIOInvalidTreeException;
import javax.imageio.metadata.IIOMetadata;
import javax.imageio.metadata.IIOMetadataFormatImpl;
import javax.imageio.metadata.IIOMetadataNode;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import java.awt.image.IndexColorModel;
import java.util.Arrays;
import java.util.Iterator;
@ -24,7 +21,7 @@ import java.util.List;
* @author last modified by $Author: haraldk$
* @version $Id: PSDMetadata.java,v 1.0 Nov 4, 2009 5:28:12 PM haraldk Exp$
*/
public final class PSDMetadata extends IIOMetadata implements Cloneable {
public final class PSDMetadata extends AbstractMetadata {
// TODO: Decide on image/stream metadata...
static final String NATIVE_METADATA_FORMAT_NAME = "com_twelvemonkeys_imageio_psd_image_1.0";
@ -60,98 +57,15 @@ public final class PSDMetadata extends IIOMetadata implements Cloneable {
static final String[] PRINT_SCALE_STYLES = {"centered", "scaleToFit", "userDefined"};
protected PSDMetadata() {
// TODO: Allow XMP, EXIF and IPTC as extra formats?
super(true, NATIVE_METADATA_FORMAT_NAME, NATIVE_METADATA_FORMAT_CLASS_NAME, null, null);
}
@Override
public boolean isReadOnly() {
// TODO: Extract to abstract metadata impl class?
return true;
}
@Override
public Node getAsTree(final String pFormatName) {
validateFormatName(pFormatName);
if (pFormatName.equals(nativeMetadataFormatName)) {
return getNativeTree();
}
else if (pFormatName.equals(IIOMetadataFormatImpl.standardMetadataFormatName)) {
return getStandardTree();
}
throw new AssertionError("Unreachable");
}
@Override
public void mergeTree(final String pFormatName, final Node pRoot) throws IIOInvalidTreeException {
// TODO: Extract to abstract metadata impl class?
assertMutable();
validateFormatName(pFormatName);
if (!pRoot.getNodeName().equals(nativeMetadataFormatName)) {
throw new IIOInvalidTreeException("Root must be " + nativeMetadataFormatName, pRoot);
}
Node node = pRoot.getFirstChild();
while (node != null) {
// TODO: Merge values from node into this
// Move to the next sibling
node = node.getNextSibling();
}
}
@Override
public void reset() {
// TODO: Extract to abstract metadata impl class?
assertMutable();
throw new UnsupportedOperationException("Method reset not implemented"); // TODO: Implement
}
// TODO: Extract to abstract metadata impl class?
private void assertMutable() {
if (isReadOnly()) {
throw new IllegalStateException("Metadata is read-only");
}
}
// TODO: Extract to abstract metadata impl class?
private void validateFormatName(final String pFormatName) {
String[] metadataFormatNames = getMetadataFormatNames();
if (metadataFormatNames != null) {
for (String metadataFormatName : metadataFormatNames) {
if (metadataFormatName.equals(pFormatName)) {
return; // Found, we're ok!
}
}
}
throw new IllegalArgumentException(
String.format("Bad format name: \"%s\". Expected one of %s", pFormatName, Arrays.toString(metadataFormatNames))
);
}
@Override
public Object clone() {
// TODO: Make it a deep clone
try {
return super.clone();
}
catch (CloneNotSupportedException e) {
throw new RuntimeException(e);
}
}
/// Native format support
private Node getNativeTree() {
@Override
protected Node getNativeTree() {
IIOMetadataNode root = new IIOMetadataNode(NATIVE_METADATA_FORMAT_NAME);
root.appendChild(createHeaderNode());
@ -195,6 +109,18 @@ public final class PSDMetadata extends IIOMetadata implements Cloneable {
// TODO: Format spec
node = new IIOMetadataNode("ICCProfile");
node.setAttribute("colorSpaceType", JAVA_CS[profile.getProfile().getColorSpaceType()]);
//
// FastByteArrayOutputStream data = new FastByteArrayOutputStream(0);
// EncoderStream base64 = new EncoderStream(data, new Base64Encoder(), true);
//
// try {
// base64.write(profile.getProfile().getData());
// }
// catch (IOException ignore) {
// }
//
// byte[] bytes = data.toByteArray();
// node.setAttribute("data", StringUtil.decode(bytes, 0, bytes.length, "ASCII"));
node.setUserObject(profile.getProfile());
}
else if (imageResource instanceof PSDAlphaChannelInfo) {
@ -215,10 +141,12 @@ public final class PSDMetadata extends IIOMetadata implements Cloneable {
node.setAttribute("colorSpace", DISPLAY_INFO_CS[displayInfo.mColorSpace]);
StringBuilder builder = new StringBuilder();
for (short color : displayInfo.mColors) {
if (builder.length() > 0) {
builder.append(" ");
}
builder.append(Integer.toString(color));
}
@ -321,41 +249,46 @@ public final class PSDMetadata extends IIOMetadata implements Cloneable {
}
else if (imageResource instanceof PSDIPTCData) {
// TODO: Revise/rethink this...
// Transcode to XMP? ;-)
PSDIPTCData iptc = (PSDIPTCData) imageResource;
node = new IIOMetadataNode("IPTC");
node = new IIOMetadataNode("DirectoryResource");
node.setAttribute("type", "IPTC");
node.setUserObject(iptc.mDirectory);
appendEntries(node, "IPTC", iptc.mDirectory);
}
else if (imageResource instanceof PSDEXIF1Data) {
// TODO: Revise/rethink this...
// Transcode to XMP? ;-)
PSDEXIF1Data exif = (PSDEXIF1Data) imageResource;
node = new IIOMetadataNode("EXIF");
node = new IIOMetadataNode("DirectoryResource");
node.setAttribute("type", "EXIF");
// TODO: Set byte[] data instead
node.setUserObject(exif.mDirectory);
appendEntries(node, "EXIF", exif.mDirectory);
}
else if (imageResource instanceof PSDXMPData) {
// TODO: Revise/rethink this... Would it be possible to parse XMP as IIOMetadataNodes? Or is that just stupid...
// Or maybe use the Directory approach used by IPTC and EXIF..
PSDXMPData xmp = (PSDXMPData) imageResource;
node = new IIOMetadataNode("XMP");
node = new IIOMetadataNode("DirectoryResource");
node.setAttribute("type", "XMP");
appendEntries(node, "XMP", xmp.mDirectory);
try {
DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
DocumentBuilder builder = factory.newDocumentBuilder();
Document document = builder.parse(new InputSource(xmp.getData()));
// Set the entire XMP document as user data
node.setUserObject(document);
}
catch (Exception e) {
e.printStackTrace();
}
// Set the entire XMP document as user data
node.setUserObject(xmp.mData);
}
else {
// Generic resource..
node = new IIOMetadataNode(PSDImageResource.resourceTypeForId(imageResource.mId));
node = new IIOMetadataNode("ImageResource");
String value = PSDImageResource.resourceTypeForId(imageResource.mId);
if (!"UnknownResource".equals(value)) {
node.setAttribute("name", value);
}
node.setAttribute("length", String.valueOf(imageResource.mSize));
// TODO: Set user object: byte array
}
// TODO: More resources
@ -364,9 +297,43 @@ public final class PSDMetadata extends IIOMetadata implements Cloneable {
resource.appendChild(node);
}
// TODO: Layers and layer info
// TODO: Global mask etc..
return resource;
}
private void appendEntries(final IIOMetadataNode pNode, final String pType, final Directory pDirectory) {
for (Entry entry : pDirectory) {
Object tagId = entry.getIdentifier();
IIOMetadataNode tag = new IIOMetadataNode("Entry");
tag.setAttribute("tag", String.format("%s", tagId));
String field = entry.getFieldName();
if (field != null) {
tag.setAttribute("field", String.format("%s", field));
}
else {
if ("IPTC".equals(pType)) {
tag.setAttribute("field", String.format("%s:%s", (Integer) tagId >> 8, (Integer) tagId & 0xff));
}
}
if (entry.getValue() instanceof Directory) {
appendEntries(tag, pType, (Directory) entry.getValue());
tag.setAttribute("type", "Directory");
}
else {
tag.setAttribute("value", entry.getValueAsString());
tag.setAttribute("type", entry.getTypeName());
}
pNode.appendChild(tag);
}
}
/// Standard format support
@Override
@ -461,7 +428,7 @@ public final class PSDMetadata extends IIOMetadata implements Cloneable {
private String getMultiChannelCS(short pChannels) {
if (pChannels < 16) {
return Integer.toHexString(pChannels) + "CLR";
return String.format("%xCLR", pChannels);
}
throw new UnsupportedOperationException("Standard meta data format does not support more than 15 channels");
@ -469,88 +436,101 @@ public final class PSDMetadata extends IIOMetadata implements Cloneable {
@Override
protected IIOMetadataNode getStandardCompressionNode() {
IIOMetadataNode compression_node = new IIOMetadataNode("Compression");
IIOMetadataNode compressionNode = new IIOMetadataNode("Compression");
IIOMetadataNode node; // scratch node
node = new IIOMetadataNode("CompressionTypeName");
String compression;
switch (mCompression) {
case PSD.COMPRESSION_NONE:
compression = "none";
break;
case PSD.COMPRESSION_RLE:
compression = "packbits";
compression = "PackBits";
break;
case PSD.COMPRESSION_ZIP:
case PSD.COMPRESSION_ZIP_PREDICTION:
compression = "zip";
compression = "Deflate"; // TODO: ZLib? (TIFF native metadata format specifies both.. :-P)
break;
default:
throw new AssertionError("Unreachable");
}
node.setAttribute("value", compression);
compression_node.appendChild(node);
node.setAttribute("value", compression);
compressionNode.appendChild(node);
// TODO: Does it make sense to specify lossless for compression "none"?
node = new IIOMetadataNode("Lossless");
node.setAttribute("value", "true");
compression_node.appendChild(node);
compressionNode.appendChild(node);
return compression_node;
return compressionNode;
}
@Override
protected IIOMetadataNode getStandardDataNode() {
IIOMetadataNode data_node = new IIOMetadataNode("Data");
IIOMetadataNode dataNode = new IIOMetadataNode("Data");
IIOMetadataNode node; // scratch node
node = new IIOMetadataNode("PlanarConfiguration");
node.setAttribute("value", "PlaneInterleaved"); // TODO: Check with spec
data_node.appendChild(node);
dataNode.appendChild(node);
node = new IIOMetadataNode("SampleFormat");
node.setAttribute("value", mHeader.mMode == PSD.COLOR_MODE_INDEXED ? "Index" : "UnsignedIntegral");
data_node.appendChild(node);
dataNode.appendChild(node);
String bitDepth = Integer.toString(mHeader.mBits); // bits per plane
// TODO: Channels might be 5 for RGB + A + Mask...
String[] bps = new String[mHeader.mChannels];
Arrays.fill(bps, bitDepth);
node = new IIOMetadataNode("BitsPerSample");
node.setAttribute("value", StringUtil.toCSVString(bps, " "));
data_node.appendChild(node);
dataNode.appendChild(node);
// TODO: SampleMSB? Or is network (aka Motorola/big endian) byte order assumed?
return data_node;
return dataNode;
}
@Override
protected IIOMetadataNode getStandardDimensionNode() {
IIOMetadataNode dimension_node = new IIOMetadataNode("Dimension");
IIOMetadataNode dimensionNode = new IIOMetadataNode("Dimension");
IIOMetadataNode node; // scratch node
node = new IIOMetadataNode("PixelAspectRatio");
// TODO: This is not incorrect wrt resolution info
float ratio = 1f;
node.setAttribute("value", Float.toString(ratio));
dimension_node.appendChild(node);
// TODO: This is not correct wrt resolution info
float aspect = 1f;
Iterator<PSDPixelAspectRatio> ratios = getResources(PSDPixelAspectRatio.class);
if (ratios.hasNext()) {
PSDPixelAspectRatio ratio = ratios.next();
aspect = (float) ratio.mAspect;
}
node.setAttribute("value", Float.toString(aspect));
dimensionNode.appendChild(node);
node = new IIOMetadataNode("ImageOrientation");
node.setAttribute("value", "Normal");
dimension_node.appendChild(node);
dimensionNode.appendChild(node);
// TODO: If no PSDResolutionInfo, this might still be available in the EXIF data...
Iterator<PSDResolutionInfo> resolutionInfos = getResources(PSDResolutionInfo.class);
if (!resolutionInfos.hasNext()) {
PSDResolutionInfo resolutionInfo = resolutionInfos.next();
node = new IIOMetadataNode("HorizontalPixelSize");
node.setAttribute("value", Float.toString(asMM(resolutionInfo.mHResUnit, resolutionInfo.mHRes)));
dimension_node.appendChild(node);
dimensionNode.appendChild(node);
node = new IIOMetadataNode("VerticalPixelSize");
node.setAttribute("value", Float.toString(asMM(resolutionInfo.mVResUnit, resolutionInfo.mVRes)));
dimension_node.appendChild(node);
dimensionNode.appendChild(node);
}
// TODO:
@ -580,7 +560,7 @@ public final class PSDMetadata extends IIOMetadata implements Cloneable {
<!-- Data type: Integer -->
*/
return dimension_node;
return dimensionNode;
}
private static float asMM(final short pUnit, final float pResolution) {
@ -603,18 +583,18 @@ public final class PSDMetadata extends IIOMetadata implements Cloneable {
PSDEXIF1Data data = exif.next();
// Get the EXIF DateTime (aka ModifyDate) tag if present
PSDEXIF1Data.Entry dateTime = data.mDirectory.get(0x0132); // TODO: Constant
Entry dateTime = data.mDirectory.getEntryById(TIFF.TAG_DATE_TIME);
if (dateTime != null) {
node = new IIOMetadataNode("ImageModificationTime");
// Format: "YYYY:MM:DD hh:mm:ss" (with quotes! :-P)
node = new IIOMetadataNode("ImageCreationTime"); // As TIFF, but could just as well be ImageModificationTime
// Format: "YYYY:MM:DD hh:mm:ss"
String value = dateTime.getValueAsString();
node.setAttribute("year", value.substring(1, 5));
node.setAttribute("month", value.substring(6, 8));
node.setAttribute("day", value.substring(9, 11));
node.setAttribute("hour", value.substring(12, 14));
node.setAttribute("minute", value.substring(15, 17));
node.setAttribute("second", value.substring(18, 20));
node.setAttribute("year", value.substring(0, 4));
node.setAttribute("month", value.substring(5, 7));
node.setAttribute("day", value.substring(8, 10));
node.setAttribute("hour", value.substring(11, 13));
node.setAttribute("minute", value.substring(14, 16));
node.setAttribute("second", value.substring(17, 19));
document_node.appendChild(node);
}
@ -625,61 +605,95 @@ public final class PSDMetadata extends IIOMetadata implements Cloneable {
@Override
protected IIOMetadataNode getStandardTextNode() {
// TODO: CaptionDigest?, EXIF, XMP
// TODO: TIFF uses
// DocumentName, ImageDescription, Make, Model, PageName, Software, Artist, HostComputer, InkNames, Copyright:
// /Text/TextEntry@keyword = field name, /Text/TextEntry@value = field value.
// Example: TIFF Software field => /Text/TextEntry@keyword = "Software",
// /Text/TextEntry@value = Name and version number of the software package(s) used to create the image.
Iterator<PSDImageResource> textResources = getResources(PSDEXIF1Data.class, PSDXMPData.class);
Iterator<PSDImageResource> textResources = getResources(PSD.RES_IPTC_NAA, PSD.RES_EXIF_DATA_1, PSD.RES_XMP_DATA);
if (!textResources.hasNext()) {
return null;
}
IIOMetadataNode text = new IIOMetadataNode("Text");
IIOMetadataNode node;
// TODO: Alpha channel names? (PSDAlphaChannelInfo/PSDUnicodeAlphaNames)
// TODO: Reader/writer (PSDVersionInfo)
while (textResources.hasNext()) {
PSDImageResource textResource = textResources.next();
if (textResource instanceof PSDIPTCData) {
PSDIPTCData iptc = (PSDIPTCData) textResource;
appendTextEntriesFlat(text, iptc.mDirectory, new FilterIterator.Filter<Entry>() {
public boolean accept(final Entry pEntry) {
Integer tagId = (Integer) pEntry.getIdentifier();
switch (tagId) {
case IPTC.TAG_SOURCE:
return true;
default:
return false;
}
}
});
}
else if (textResource instanceof PSDEXIF1Data) {
PSDEXIF1Data exif = (PSDEXIF1Data) textResource;
appendTextEntriesFlat(text, exif.mDirectory, new FilterIterator.Filter<Entry>() {
public boolean accept(final Entry pEntry) {
Integer tagId = (Integer) pEntry.getIdentifier();
switch (tagId) {
case TIFF.TAG_SOFTWARE:
case TIFF.TAG_ARTIST:
case TIFF.TAG_COPYRIGHT:
return true;
default:
return false;
}
}
});
}
else if (textResource instanceof PSDXMPData) {
// TODO: Parse XMP (heavy) ONLY if we don't have required fields from IPTC/EXIF?
// TODO: Use XMP IPTC/EXIF/TIFFF NativeDigest field to validate if the values are in sync...
PSDXMPData xmp = (PSDXMPData) textResource;
}
}
// int numEntries = tEXt_keyword.size() +
// iTXt_keyword.size() + zTXt_keyword.size();
// if (numEntries == 0) {
// return null;
// }
//
// IIOMetadataNode text_node = new IIOMetadataNode("Text");
// IIOMetadataNode node = null; // scratch node
//
// for (int i = 0; i < tEXt_keyword.size(); i++) {
// node = new IIOMetadataNode("TextEntry");
// node.setAttribute("keyword", (String)tEXt_keyword.get(i));
// node.setAttribute("value", (String)tEXt_text.get(i));
// node.setAttribute("encoding", "ISO-8859-1");
// node.setAttribute("compression", "none");
//
// text_node.appendChild(node);
// }
//
// for (int i = 0; i < iTXt_keyword.size(); i++) {
// node = new IIOMetadataNode("TextEntry");
// node.setAttribute("keyword", iTXt_keyword.get(i));
// node.setAttribute("value", iTXt_text.get(i));
// node.setAttribute("language",
// iTXt_languageTag.get(i));
// if (iTXt_compressionFlag.get(i)) {
// node.setAttribute("compression", "deflate");
// } else {
// node.setAttribute("compression", "none");
// }
//
// text_node.appendChild(node);
// }
//
// for (int i = 0; i < zTXt_keyword.size(); i++) {
// node = new IIOMetadataNode("TextEntry");
// node.setAttribute("keyword", (String)zTXt_keyword.get(i));
// node.setAttribute("value", (String)zTXt_text.get(i));
// node.setAttribute("compression", "deflate");
//
// text_node.appendChild(node);
// }
//
// return text_node;
return null;
return text;
}
private void appendTextEntriesFlat(final IIOMetadataNode pNode, final Directory pDirectory, final FilterIterator.Filter<Entry> pFilter) {
FilterIterator<Entry> pEntries = new FilterIterator<Entry>(pDirectory.iterator(), pFilter);
while (pEntries.hasNext()) {
Entry entry = pEntries.next();
if (entry.getValue() instanceof Directory) {
appendTextEntriesFlat(pNode, (Directory) entry.getValue(), pFilter);
}
else if (entry.getValue() instanceof String) {
IIOMetadataNode tag = new IIOMetadataNode("TextEntry");
String fieldName = entry.getFieldName();
if (fieldName != null) {
tag.setAttribute("keyword", String.format("%s", fieldName));
}
else {
// TODO: This should never happen, as we filter out only specific nodes
tag.setAttribute("keyword", String.format("%s", entry.getIdentifier()));
}
tag.setAttribute("value", entry.getValueAsString());
pNode.appendChild(tag);
}
}
}
@Override
@ -693,7 +707,7 @@ public final class PSDMetadata extends IIOMetadata implements Cloneable {
IIOMetadataNode node; // scratch node
node = new IIOMetadataNode("Alpha");
node.setAttribute("value", hasAlpha() ? "nonpremultipled" : "none"); // TODO: Check spec
node.setAttribute("value", hasAlpha() ? "nonpremultiplied" : "none"); // TODO: Check spec
transparency_node.appendChild(node);
return transparency_node;
@ -716,13 +730,13 @@ public final class PSDMetadata extends IIOMetadata implements Cloneable {
});
}
Iterator<PSDImageResource> getResources(final Class<? extends PSDImageResource>... pResourceTypes) {
Iterator<PSDImageResource> getResources(final int... pResourceTypes) {
Iterator<PSDImageResource> iterator = mImageResources.iterator();
return new FilterIterator<PSDImageResource>(iterator, new FilterIterator.Filter<PSDImageResource>() {
public boolean accept(final PSDImageResource pElement) {
for (Class<?> type : pResourceTypes) {
if (type.isInstance(pElement)) {
public boolean accept(final PSDImageResource pResource) {
for (int type : pResourceTypes) {
if (type == pResource.mId) {
return true;
}
}
@ -731,4 +745,15 @@ public final class PSDMetadata extends IIOMetadata implements Cloneable {
}
});
}
@Override
public Object clone() {
// TODO: Make it a deep clone
try {
return super.clone();
}
catch (CloneNotSupportedException e) {
throw new RuntimeException(e);
}
}
}

View File

@ -1,5 +1,6 @@
package com.twelvemonkeys.imageio.plugins.psd;
import com.twelvemonkeys.imageio.metadata.Directory;
import org.w3c.dom.Document;
import javax.imageio.ImageTypeSpecifier;
@ -44,7 +45,6 @@ public final class PSDMetadataFormat extends IIOMetadataFormatImpl {
// columns?
addAttribute("Header", "width", DATATYPE_INTEGER, true, null, "1", "30000", true, true);
addAttribute("Header", "bits", DATATYPE_INTEGER, true, null, Arrays.asList("1", "8", "16"));
// TODO: Consider using more readable names?!
addAttribute("Header", "mode", DATATYPE_STRING, true, null, Arrays.asList(PSDMetadata.COLOR_MODES));
/*
@ -99,7 +99,7 @@ public final class PSDMetadataFormat extends IIOMetadataFormatImpl {
// root -> ImageResources -> EXIF
addElement("EXIF", "ImageResources", CHILD_POLICY_EMPTY);
addObjectValue("EXIF", PSDEXIF1Data.Directory.class, true, null);
addObjectValue("EXIF", Directory.class, true, null);
// TODO: Incorporate EXIF / TIFF metadata here somehow... (or treat as opaque bytes?)
// root -> ImageResources -> GridAndGuideInfo
@ -117,7 +117,7 @@ public final class PSDMetadataFormat extends IIOMetadataFormatImpl {
// root -> ImageResources -> IPTC
addElement("IPTC", "ImageResources", CHILD_POLICY_EMPTY);
addObjectValue("IPTC", PSDIPTCData.Directory.class, true, null);
addObjectValue("IPTC", Directory.class, true, null);
// TODO: Incorporate IPTC metadata here somehow... (or treat as opaque bytes?)
// root -> ImageResources -> PixelAspectRatio

View File

@ -25,7 +25,7 @@ final class PSDUnicodeAlphaNames extends PSDImageResource {
long left = mSize;
while (left > 0) {
String name = PSDUtil.readUTF16String(pInput);
String name = PSDUtil.readUnicodeString(pInput);
mNames.add(name);
left -= name.length() * 2 + 4;
}

View File

@ -60,17 +60,27 @@ final class PSDUtil {
}
// TODO: Proably also useful for PICT reader, move to some common util?
// TODO: Is this REALLY different from the previous method? Maybe the pad should not be read..
static String readPascalString(final DataInput pInput) throws IOException {
int length = pInput.readUnsignedByte();
if (length == 0) {
return "";
}
byte[] bytes = new byte[length];
pInput.readFully(bytes);
return StringUtil.decode(bytes, 0, bytes.length, "ASCII");
}
static String readUTF16String(final DataInput pInput) throws IOException {
// TODO: Proably also useful for PICT reader, move to some common util?
static String readUnicodeString(final DataInput pInput) throws IOException {
int length = pInput.readInt();
if (length == 0) {
return "";
}
byte[] bytes = new byte[length * 2];
pInput.readFully(bytes);

View File

@ -35,8 +35,8 @@ final class PSDVersionInfo extends PSDImageResource {
mVersion = pInput.readInt();
mHasRealMergedData = pInput.readBoolean();
mWriter = PSDUtil.readUTF16String(pInput);
mReader = PSDUtil.readUTF16String(pInput);
mWriter = PSDUtil.readUnicodeString(pInput);
mReader = PSDUtil.readUnicodeString(pInput);
mFileVersion = pInput.readInt();
}

View File

@ -1,5 +1,7 @@
package com.twelvemonkeys.imageio.plugins.psd;
import com.twelvemonkeys.imageio.metadata.Directory;
import com.twelvemonkeys.imageio.metadata.xmp.XMPReader;
import com.twelvemonkeys.lang.StringUtil;
import javax.imageio.stream.ImageInputStream;
@ -21,6 +23,7 @@ import java.nio.charset.Charset;
*/
final class PSDXMPData extends PSDImageResource {
protected byte[] mData;
Directory mDirectory;
PSDXMPData(final short pId, final ImageInputStream pInput) throws IOException {
super(pId, pInput);
@ -29,7 +32,9 @@ final class PSDXMPData extends PSDImageResource {
@Override
protected void readData(final ImageInputStream pInput) throws IOException {
mData = new byte[(int) mSize]; // TODO: Fix potential overflow, or document why that can't happen (read spec)
pInput.readFully(mData);
//pInput.readFully(mData);
mDirectory = new XMPReader().read(pInput);
}
@Override

View File

@ -131,9 +131,9 @@ class ImageServletResponseImpl extends HttpServletResponseWrapper implements Ima
* @param pMimeType the content (MIME) type
*/
public void setContentType(final String pMimeType) {
// Throw exception is allready set
// Throw exception is already set
if (mOriginalContentType != null) {
throw new IllegalStateException("ContentType allready set.");
throw new IllegalStateException("ContentType already set.");
}
mOriginalContentType = pMimeType;
@ -187,17 +187,13 @@ class ImageServletResponseImpl extends HttpServletResponseWrapper implements Ima
getImage();
}
// This is stupid, but don't know how to work around...
// TODO: Test what types of images that work with JPEG, consider reporting it as a bug
// For known formats that don't support transparency, convert to opaque
if (("image/jpeg".equals(outputType) || "image/jpg".equals(outputType)
|| "image/bmp".equals(outputType) || "image/x-bmp".equals(outputType)) &&
mImage instanceof BufferedImage && ((BufferedImage) mImage).getType() == BufferedImage.TYPE_INT_ARGB) {
mImage.getColorModel().getTransparency() != Transparency.OPAQUE) {
mImage = ImageUtil.toBuffered(mImage, BufferedImage.TYPE_INT_RGB);
}
//System.out.println("Writing image, content-type: " + getContentType(outputType));
//System.out.println("Writing image, outputType: " + outputType);
//System.out.println("Writing image: " + mImage);
if (mImage != null) {
Iterator writers = ImageIO.getImageWritersByMIMEType(outputType);
if (writers.hasNext()) {
@ -218,10 +214,6 @@ class ImageServletResponseImpl extends HttpServletResponseWrapper implements Ima
ImageOutputStream stream = ImageIO.createImageOutputStream(out);
//System.out.println("-ISR- Image: " + mImage);
//System.out.println("-ISR- ImageWriter: " + writer);
//System.out.println("-ISR- ImageOutputStream: " + stream);
writer.setOutput(stream);
try {
writer.write(null, new IIOImage(mImage, null, null), param);
@ -233,12 +225,10 @@ class ImageServletResponseImpl extends HttpServletResponseWrapper implements Ima
finally {
writer.dispose();
out.flush();
// out.close();
}
}
else {
mContext.log("ERROR: No writer for content-type: " + outputType);
// sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, "Unable to encode image: No writer for content-type " + outputType);
throw new IIOException("Unable to transcode image: No suitable image writer found (content-type: " + outputType + ").");
}
}
@ -365,8 +355,6 @@ class ImageServletResponseImpl extends HttpServletResponseWrapper implements Ima
// Fill bgcolor behind image, if transparent
extractAndSetBackgroundColor(image);
//System.out.println("-ISR- Image: " + image);
// Set image
mImage = image;
}

View File

@ -26,13 +26,17 @@ import java.util.Arrays;
public class ImageServletResponseImplTestCase extends MockObjectTestCase {
private static final String CONTENT_TYPE_BMP = "image/bmp";
private static final String CONTENT_TYPE_FOO = "foo/bar";
private static final String CONTENT_TYPE_GIF = "image/gif";
private static final String CONTENT_TYPE_JPEG = "image/jpeg";
private static final String CONTENT_TYPE_PNG = "image/png";
private static final String CONTENT_TYPE_TEXT = "text/plain";
private static final String IMAGE_NAME = "12monkeys-splash.png";
private static final String IMAGE_NAME_PNG = "12monkeys-splash.png";
private static final String IMAGE_NAME_GIF = "tux.gif";
private static final Dimension IMAGE_DIMENSION_PNG = new Dimension(300, 410);
private static final Dimension IMAGE_DIMENSION_GIF = new Dimension(250, 250);
private static final Dimension IMAGE_DIMENSION = new Dimension(300, 410);
private HttpServletRequest mRequest;
private ServletContext mContext;
@ -43,15 +47,17 @@ public class ImageServletResponseImplTestCase extends MockObjectTestCase {
Mock mockRequest = mock(HttpServletRequest.class);
mockRequest.stubs().method("getAttribute").will(returnValue(null));
mockRequest.stubs().method("getContextPath").will(returnValue("/ape"));
mockRequest.stubs().method("getRequestURI").will(returnValue("/ape/" + IMAGE_NAME));
mockRequest.stubs().method("getRequestURI").will(returnValue("/ape/" + IMAGE_NAME_PNG));
mockRequest.stubs().method("getParameter").will(returnValue(null));
mRequest = (HttpServletRequest) mockRequest.proxy();
Mock mockContext = mock(ServletContext.class);
mockContext.stubs().method("getResource").with(eq("/" + IMAGE_NAME)).will(returnValue(getClass().getResource(IMAGE_NAME)));
mockContext.stubs().method("log").withAnyArguments(); // Just supress the logging
mockContext.stubs().method("getResource").with(eq("/" + IMAGE_NAME_PNG)).will(returnValue(getClass().getResource(IMAGE_NAME_PNG)));
mockContext.stubs().method("getResource").with(eq("/" + IMAGE_NAME_GIF)).will(returnValue(getClass().getResource(IMAGE_NAME_GIF)));
mockContext.stubs().method("log").withAnyArguments(); // Just suppress the logging
mockContext.stubs().method("getMimeType").with(eq("file.bmp")).will(returnValue(CONTENT_TYPE_BMP));
mockContext.stubs().method("getMimeType").with(eq("file.foo")).will(returnValue(CONTENT_TYPE_FOO));
mockContext.stubs().method("getMimeType").with(eq("file.gif")).will(returnValue(CONTENT_TYPE_GIF));
mockContext.stubs().method("getMimeType").with(eq("file.jpeg")).will(returnValue(CONTENT_TYPE_JPEG));
mockContext.stubs().method("getMimeType").with(eq("file.png")).will(returnValue(CONTENT_TYPE_PNG));
mockContext.stubs().method("getMimeType").with(eq("file.txt")).will(returnValue(CONTENT_TYPE_TEXT));
@ -98,11 +104,11 @@ public class ImageServletResponseImplTestCase extends MockObjectTestCase {
ImageServletResponseImpl imageResponse = new ImageServletResponseImpl(mRequest, response, mContext);
fakeResponse(mRequest, imageResponse);
// Make sure image is correctly loaedd
// Make sure image is correctly loaded
BufferedImage image = imageResponse.getImage();
assertNotNull(image);
assertEquals(IMAGE_DIMENSION.width, image.getWidth());
assertEquals(IMAGE_DIMENSION.height, image.getHeight());
assertEquals(IMAGE_DIMENSION_PNG.width, image.getWidth());
assertEquals(IMAGE_DIMENSION_PNG.height, image.getHeight());
// Flush image to wrapped response
imageResponse.flush();
@ -136,7 +142,7 @@ public class ImageServletResponseImplTestCase extends MockObjectTestCase {
assertTrue("Content has no data", out.size() > 0);
// Test that image data is untouched
assertTrue("Data differs", Arrays.equals(FileUtil.read(getClass().getResourceAsStream(IMAGE_NAME)), out.toByteArray()));
assertTrue("Data differs", Arrays.equals(FileUtil.read(getClass().getResourceAsStream(IMAGE_NAME_PNG)), out.toByteArray()));
}
// Transcode original PNG to JPEG with no other changes
@ -161,8 +167,67 @@ public class ImageServletResponseImplTestCase extends MockObjectTestCase {
// Test that image data is still readable
BufferedImage outImage = ImageIO.read(new ByteArrayInputStream(out.toByteArray()));
assertNotNull(outImage);
assertEquals(IMAGE_DIMENSION.width, outImage.getWidth());
assertEquals(IMAGE_DIMENSION.height, outImage.getHeight());
assertEquals(IMAGE_DIMENSION_PNG.width, outImage.getWidth());
assertEquals(IMAGE_DIMENSION_PNG.height, outImage.getHeight());
assertSimilarImage(ImageIO.read(mContext.getResource("/" + IMAGE_NAME_PNG)), outImage, 96f);
}
@Test
public void testTranscodeResponseIndexedCM() throws IOException {
// Custom setup
Mock mockRequest = mock(HttpServletRequest.class);
mockRequest.stubs().method("getAttribute").will(returnValue(null));
mockRequest.stubs().method("getContextPath").will(returnValue("/ape"));
mockRequest.stubs().method("getRequestURI").will(returnValue("/ape/" + IMAGE_NAME_GIF));
mockRequest.stubs().method("getParameter").will(returnValue(null));
HttpServletRequest request = (HttpServletRequest) mockRequest.proxy();
Mock mockResponse = mock(HttpServletResponse.class);
mockResponse.expects(once()).method("setContentType").with(eq(CONTENT_TYPE_JPEG));
ByteArrayOutputStream out = new ByteArrayOutputStream();
mockResponse.expects(once()).method("getOutputStream").will(returnValue(new OutputStreamAdapter(out)));
HttpServletResponse response = (HttpServletResponse) mockResponse.proxy();
ImageServletResponseImpl imageResponse = new ImageServletResponseImpl(request, response, mContext);
fakeResponse(request, imageResponse);
// Force transcode to JPEG
imageResponse.setOutputContentType("image/jpeg");
// Flush image to wrapped response
imageResponse.flush();
assertTrue("Content has no data", out.size() > 0);
// Test that image data is still readable
BufferedImage outImage = ImageIO.read(new ByteArrayInputStream(out.toByteArray()));
assertNotNull(outImage);
assertEquals(IMAGE_DIMENSION_GIF.width, outImage.getWidth());
assertEquals(IMAGE_DIMENSION_GIF.height, outImage.getHeight());
assertSimilarImage(ImageIO.read(mContext.getResource("/" + IMAGE_NAME_GIF)), outImage, 96f);
}
/**
* Makes sure images are the same, taking JPEG artifacts into account.
*
* @param pExpected the expected image
* @param pActual the actual image
* @param pArtifactThreshold the maximum allowed difference between the expected and actual pixel value
*/
private void assertSimilarImage(final BufferedImage pExpected, final BufferedImage pActual, final float pArtifactThreshold) {
for (int y = 0; y < pExpected.getHeight(); y++) {
for (int x = 0; x < pExpected.getWidth(); x++) {
int original = pExpected.getRGB(x, y);
int actual = pActual.getRGB(x, y);
// Multiply in the alpha component
float alpha = ((original >> 24) & 0xff) / 255f;
assertEquals(alpha * ((original >> 16) & 0xff), (actual >> 16) & 0xff, pArtifactThreshold);
assertEquals(alpha * ((original >> 8) & 0xff), (actual >> 8) & 0xff, pArtifactThreshold);
assertEquals(alpha * ((original) & 0xff), actual & 0xff, pArtifactThreshold);
}
}
}
public void testReplaceResponse() throws IOException {
@ -175,7 +240,7 @@ public class ImageServletResponseImplTestCase extends MockObjectTestCase {
ImageServletResponseImpl imageResponse = new ImageServletResponseImpl(mRequest, response, mContext);
fakeResponse(mRequest, imageResponse);
// Make sure image is correctly loaedd
// Make sure image is correctly loaded
BufferedImage image = imageResponse.getImage();
assertNotNull(image);
@ -298,7 +363,7 @@ public class ImageServletResponseImplTestCase extends MockObjectTestCase {
mockRequest.stubs().method("getAttribute").withAnyArguments().will(returnValue(null));
mockRequest.stubs().method("getAttribute").with(eq(ImageServletResponse.ATTRIB_AOI)).will(returnValue(sourceRegion));
mockRequest.stubs().method("getContextPath").will(returnValue("/ape"));
mockRequest.stubs().method("getRequestURI").will(returnValue("/ape/" + IMAGE_NAME));
mockRequest.stubs().method("getRequestURI").will(returnValue("/ape/" + IMAGE_NAME_PNG));
mockRequest.stubs().method("getParameter").will(returnValue(null));
HttpServletRequest request = (HttpServletRequest) mockRequest.proxy();
@ -311,7 +376,7 @@ public class ImageServletResponseImplTestCase extends MockObjectTestCase {
ImageServletResponseImpl imageResponse = new ImageServletResponseImpl(request, response, mContext);
fakeResponse(request, imageResponse);
// Make sure image is correctly loaedd
// Make sure image is correctly loaded
BufferedImage image = imageResponse.getImage();
assertNotNull(image);
assertEquals(sourceRegion.width, image.getWidth());
@ -337,7 +402,7 @@ public class ImageServletResponseImplTestCase extends MockObjectTestCase {
mockRequest.stubs().method("getAttribute").withAnyArguments().will(returnValue(null));
mockRequest.stubs().method("getAttribute").with(eq(ImageServletResponse.ATTRIB_AOI)).will(returnValue(sourceRegion));
mockRequest.stubs().method("getContextPath").will(returnValue("/ape"));
mockRequest.stubs().method("getRequestURI").will(returnValue("/ape/" + IMAGE_NAME));
mockRequest.stubs().method("getRequestURI").will(returnValue("/ape/" + IMAGE_NAME_PNG));
mockRequest.stubs().method("getParameter").will(returnValue(null));
HttpServletRequest request = (HttpServletRequest) mockRequest.proxy();
@ -350,7 +415,7 @@ public class ImageServletResponseImplTestCase extends MockObjectTestCase {
ImageServletResponseImpl imageResponse = new ImageServletResponseImpl(request, response, mContext);
fakeResponse(request, imageResponse);
// Make sure image is correctly loaedd
// Make sure image is correctly loaded
BufferedImage image = imageResponse.getImage();
assertNotNull(image);
assertEquals(sourceRegion.width, image.getWidth());
@ -379,7 +444,7 @@ public class ImageServletResponseImplTestCase extends MockObjectTestCase {
mockRequest.stubs().method("getAttribute").with(eq(ImageServletResponse.ATTRIB_AOI_UNIFORM)).will(returnValue(true));
mockRequest.stubs().method("getAttribute").with(eq(ImageServletResponse.ATTRIB_AOI)).will(returnValue(sourceRegion));
mockRequest.stubs().method("getContextPath").will(returnValue("/ape"));
mockRequest.stubs().method("getRequestURI").will(returnValue("/ape/" + IMAGE_NAME));
mockRequest.stubs().method("getRequestURI").will(returnValue("/ape/" + IMAGE_NAME_PNG));
mockRequest.stubs().method("getParameter").will(returnValue(null));
HttpServletRequest request = (HttpServletRequest) mockRequest.proxy();
@ -392,24 +457,24 @@ public class ImageServletResponseImplTestCase extends MockObjectTestCase {
ImageServletResponseImpl imageResponse = new ImageServletResponseImpl(request, response, mContext);
fakeResponse(request, imageResponse);
// Make sure image is correctly loaedd
// Make sure image is correctly loaded
BufferedImage image = imageResponse.getImage();
assertNotNull(image);
assertEquals(sourceRegion.width, image.getWidth());
assertEquals(sourceRegion.height, image.getHeight());
BufferedImage original = ImageIO.read(getClass().getResource(IMAGE_NAME));
BufferedImage original = ImageIO.read(getClass().getResource(IMAGE_NAME_PNG));
// Sanity check
assertNotNull(original);
assertEquals(IMAGE_DIMENSION.width, original.getWidth());
assertEquals(IMAGE_DIMENSION.height, original.getHeight());
assertEquals(IMAGE_DIMENSION_PNG.width, original.getWidth());
assertEquals(IMAGE_DIMENSION_PNG.height, original.getHeight());
// Center
sourceRegion.setLocation(
(int) Math.round((IMAGE_DIMENSION.width - sourceRegion.getWidth()) / 2.0),
(int) Math.round((IMAGE_DIMENSION.height - sourceRegion.getHeight()) / 2.0)
(int) Math.round((IMAGE_DIMENSION_PNG.width - sourceRegion.getWidth()) / 2.0),
(int) Math.round((IMAGE_DIMENSION_PNG.height - sourceRegion.getHeight()) / 2.0)
);
// Test that we have exactly the pixels we should
@ -442,7 +507,7 @@ public class ImageServletResponseImplTestCase extends MockObjectTestCase {
mockRequest.stubs().method("getAttribute").with(eq(ImageServletResponse.ATTRIB_AOI_UNIFORM)).will(returnValue(true));
mockRequest.stubs().method("getAttribute").with(eq(ImageServletResponse.ATTRIB_AOI)).will(returnValue(sourceRegion));
mockRequest.stubs().method("getContextPath").will(returnValue("/ape"));
mockRequest.stubs().method("getRequestURI").will(returnValue("/ape/" + IMAGE_NAME));
mockRequest.stubs().method("getRequestURI").will(returnValue("/ape/" + IMAGE_NAME_PNG));
mockRequest.stubs().method("getParameter").will(returnValue(null));
HttpServletRequest request = (HttpServletRequest) mockRequest.proxy();
@ -455,49 +520,49 @@ public class ImageServletResponseImplTestCase extends MockObjectTestCase {
ImageServletResponseImpl imageResponse = new ImageServletResponseImpl(request, response, mContext);
fakeResponse(request, imageResponse);
// Make sure image is correctly loaedd
// Make sure image is correctly loaded
BufferedImage image = imageResponse.getImage();
assertNotNull(image);
// Flush image to wrapped response
imageResponse.flush();
assertTrue("Image wider than bounding box", IMAGE_DIMENSION.width >= image.getWidth());
assertTrue("Image taller than bounding box", IMAGE_DIMENSION.height >= image.getHeight());
assertTrue("Image not maximized to bounding box", IMAGE_DIMENSION.width == image.getWidth() || IMAGE_DIMENSION.height == image.getHeight());
assertTrue("Image wider than bounding box", IMAGE_DIMENSION_PNG.width >= image.getWidth());
assertTrue("Image taller than bounding box", IMAGE_DIMENSION_PNG.height >= image.getHeight());
assertTrue("Image not maximized to bounding box", IMAGE_DIMENSION_PNG.width == image.getWidth() || IMAGE_DIMENSION_PNG.height == image.getHeight());
// Above tests that one of the sides equal, we now need to test that the other follows aspect
double destAspect = sourceRegion.getWidth() / sourceRegion.getHeight();
double srcAspect = IMAGE_DIMENSION.getWidth() / IMAGE_DIMENSION.getHeight();
double srcAspect = IMAGE_DIMENSION_PNG.getWidth() / IMAGE_DIMENSION_PNG.getHeight();
if (srcAspect >= destAspect) {
// Dst is narrower than src
assertEquals(IMAGE_DIMENSION.height, image.getHeight());
assertEquals(IMAGE_DIMENSION_PNG.height, image.getHeight());
assertEquals(
"Image width does not follow aspect",
Math.round(IMAGE_DIMENSION.getHeight() * destAspect), image.getWidth()
Math.round(IMAGE_DIMENSION_PNG.getHeight() * destAspect), image.getWidth()
);
}
else {
// Dst is wider than src
assertEquals(IMAGE_DIMENSION.width, image.getWidth());
assertEquals(IMAGE_DIMENSION_PNG.width, image.getWidth());
assertEquals(
"Image height does not follow aspect",
Math.round(IMAGE_DIMENSION.getWidth() / destAspect), image.getHeight()
Math.round(IMAGE_DIMENSION_PNG.getWidth() / destAspect), image.getHeight()
);
}
BufferedImage original = ImageIO.read(getClass().getResource(IMAGE_NAME));
BufferedImage original = ImageIO.read(getClass().getResource(IMAGE_NAME_PNG));
// Sanity check
assertNotNull(original);
assertEquals(IMAGE_DIMENSION.width, original.getWidth());
assertEquals(IMAGE_DIMENSION.height, original.getHeight());
assertEquals(IMAGE_DIMENSION_PNG.width, original.getWidth());
assertEquals(IMAGE_DIMENSION_PNG.height, original.getHeight());
// Center
sourceRegion.setLocation(
(int) Math.round((IMAGE_DIMENSION.width - image.getWidth()) / 2.0),
(int) Math.round((IMAGE_DIMENSION.height - image.getHeight()) / 2.0)
(int) Math.round((IMAGE_DIMENSION_PNG.width - image.getWidth()) / 2.0),
(int) Math.round((IMAGE_DIMENSION_PNG.height - image.getHeight()) / 2.0)
);
sourceRegion.setSize(image.getWidth(), image.getHeight());
@ -526,7 +591,7 @@ public class ImageServletResponseImplTestCase extends MockObjectTestCase {
mockRequest.stubs().method("getAttribute").withAnyArguments().will(returnValue(null));
mockRequest.stubs().method("getAttribute").with(eq(ImageServletResponse.ATTRIB_SIZE)).will(returnValue(size));
mockRequest.stubs().method("getContextPath").will(returnValue("/ape"));
mockRequest.stubs().method("getRequestURI").will(returnValue("/ape/" + IMAGE_NAME));
mockRequest.stubs().method("getRequestURI").will(returnValue("/ape/" + IMAGE_NAME_PNG));
mockRequest.stubs().method("getParameter").will(returnValue(null));
HttpServletRequest request = (HttpServletRequest) mockRequest.proxy();
@ -539,7 +604,7 @@ public class ImageServletResponseImplTestCase extends MockObjectTestCase {
ImageServletResponseImpl imageResponse = new ImageServletResponseImpl(request, response, mContext);
fakeResponse(request, imageResponse);
// Make sure image is correctly loaedd
// Make sure image is correctly loaded
BufferedImage image = imageResponse.getImage();
assertNotNull(image);
@ -549,10 +614,10 @@ public class ImageServletResponseImplTestCase extends MockObjectTestCase {
// Above tests that one of the sides equal, we now need to test that the other follows aspect
if (size.width == image.getWidth()) {
assertEquals(Math.round(size.getWidth() * IMAGE_DIMENSION.getWidth() / IMAGE_DIMENSION.getHeight()), image.getHeight());
assertEquals(Math.round(size.getWidth() * IMAGE_DIMENSION_PNG.getWidth() / IMAGE_DIMENSION_PNG.getHeight()), image.getHeight());
}
else {
assertEquals(Math.round(size.getHeight() * IMAGE_DIMENSION.getWidth() / IMAGE_DIMENSION.getHeight()), image.getWidth());
assertEquals(Math.round(size.getHeight() * IMAGE_DIMENSION_PNG.getWidth() / IMAGE_DIMENSION_PNG.getHeight()), image.getWidth());
}
// Flush image to wrapped response
@ -576,7 +641,7 @@ public class ImageServletResponseImplTestCase extends MockObjectTestCase {
mockRequest.stubs().method("getAttribute").with(eq(ImageServletResponse.ATTRIB_SIZE)).will(returnValue(size));
mockRequest.stubs().method("getAttribute").with(eq(ImageServletResponse.ATTRIB_SIZE_UNIFORM)).will(returnValue(false));
mockRequest.stubs().method("getContextPath").will(returnValue("/ape"));
mockRequest.stubs().method("getRequestURI").will(returnValue("/ape/" + IMAGE_NAME));
mockRequest.stubs().method("getRequestURI").will(returnValue("/ape/" + IMAGE_NAME_PNG));
mockRequest.stubs().method("getParameter").will(returnValue(null));
HttpServletRequest request = (HttpServletRequest) mockRequest.proxy();
@ -589,7 +654,7 @@ public class ImageServletResponseImplTestCase extends MockObjectTestCase {
ImageServletResponseImpl imageResponse = new ImageServletResponseImpl(request, response, mContext);
fakeResponse(request, imageResponse);
// Make sure image is correctly loaedd
// Make sure image is correctly loaded
BufferedImage image = imageResponse.getImage();
assertNotNull(image);
assertEquals(size.width, image.getWidth());
@ -618,7 +683,7 @@ public class ImageServletResponseImplTestCase extends MockObjectTestCase {
mockRequest.stubs().method("getAttribute").with(eq(ImageServletResponse.ATTRIB_AOI)).will(returnValue(sourceRegion));
mockRequest.stubs().method("getAttribute").with(eq(ImageServletResponse.ATTRIB_SIZE)).will(returnValue(size));
mockRequest.stubs().method("getContextPath").will(returnValue("/ape"));
mockRequest.stubs().method("getRequestURI").will(returnValue("/ape/" + IMAGE_NAME));
mockRequest.stubs().method("getRequestURI").will(returnValue("/ape/" + IMAGE_NAME_PNG));
mockRequest.stubs().method("getParameter").will(returnValue(null));
HttpServletRequest request = (HttpServletRequest) mockRequest.proxy();
@ -631,7 +696,7 @@ public class ImageServletResponseImplTestCase extends MockObjectTestCase {
ImageServletResponseImpl imageResponse = new ImageServletResponseImpl(request, response, mContext);
fakeResponse(request, imageResponse);
// Make sure image is correctly loaedd
// Make sure image is correctly loaded
BufferedImage image = imageResponse.getImage();
assertNotNull(image);
@ -670,7 +735,7 @@ public class ImageServletResponseImplTestCase extends MockObjectTestCase {
mockRequest.stubs().method("getAttribute").with(eq(ImageServletResponse.ATTRIB_SIZE)).will(returnValue(size));
mockRequest.stubs().method("getAttribute").with(eq(ImageServletResponse.ATTRIB_SIZE_UNIFORM)).will(returnValue(false));
mockRequest.stubs().method("getContextPath").will(returnValue("/ape"));
mockRequest.stubs().method("getRequestURI").will(returnValue("/ape/" + IMAGE_NAME));
mockRequest.stubs().method("getRequestURI").will(returnValue("/ape/" + IMAGE_NAME_PNG));
mockRequest.stubs().method("getParameter").will(returnValue(null));
HttpServletRequest request = (HttpServletRequest) mockRequest.proxy();
@ -683,7 +748,7 @@ public class ImageServletResponseImplTestCase extends MockObjectTestCase {
ImageServletResponseImpl imageResponse = new ImageServletResponseImpl(request, response, mContext);
fakeResponse(request, imageResponse);
// Make sure image is correctly loaedd
// Make sure image is correctly loaded
BufferedImage image = imageResponse.getImage();
assertNotNull(image);
assertEquals(size.width, image.getWidth());
@ -713,7 +778,7 @@ public class ImageServletResponseImplTestCase extends MockObjectTestCase {
mockRequest.stubs().method("getAttribute").with(eq(ImageServletResponse.ATTRIB_AOI)).will(returnValue(sourceRegion));
mockRequest.stubs().method("getAttribute").with(eq(ImageServletResponse.ATTRIB_SIZE)).will(returnValue(size));
mockRequest.stubs().method("getContextPath").will(returnValue("/ape"));
mockRequest.stubs().method("getRequestURI").will(returnValue("/ape/" + IMAGE_NAME));
mockRequest.stubs().method("getRequestURI").will(returnValue("/ape/" + IMAGE_NAME_PNG));
mockRequest.stubs().method("getParameter").will(returnValue(null));
HttpServletRequest request = (HttpServletRequest) mockRequest.proxy();
@ -726,7 +791,7 @@ public class ImageServletResponseImplTestCase extends MockObjectTestCase {
ImageServletResponseImpl imageResponse = new ImageServletResponseImpl(request, response, mContext);
fakeResponse(request, imageResponse);
// Make sure image is correctly loaedd
// Make sure image is correctly loaded
BufferedImage image = imageResponse.getImage();
assertNotNull(image);
@ -774,7 +839,7 @@ public class ImageServletResponseImplTestCase extends MockObjectTestCase {
mockRequest.stubs().method("getAttribute").with(eq(ImageServletResponse.ATTRIB_AOI)).will(returnValue(sourceRegion));
mockRequest.stubs().method("getAttribute").with(eq(ImageServletResponse.ATTRIB_SIZE)).will(returnValue(size));
mockRequest.stubs().method("getContextPath").will(returnValue("/ape"));
mockRequest.stubs().method("getRequestURI").will(returnValue("/ape/" + IMAGE_NAME));
mockRequest.stubs().method("getRequestURI").will(returnValue("/ape/" + IMAGE_NAME_PNG));
mockRequest.stubs().method("getParameter").will(returnValue(null));
HttpServletRequest request = (HttpServletRequest) mockRequest.proxy();
@ -787,7 +852,7 @@ public class ImageServletResponseImplTestCase extends MockObjectTestCase {
ImageServletResponseImpl imageResponse = new ImageServletResponseImpl(request, response, mContext);
fakeResponse(request, imageResponse);
// Make sure image is correctly loaedd
// Make sure image is correctly loaded
BufferedImage image = imageResponse.getImage();
assertNotNull(image);
@ -839,7 +904,7 @@ public class ImageServletResponseImplTestCase extends MockObjectTestCase {
mockRequest.stubs().method("getAttribute").with(eq(ImageServletResponse.ATTRIB_AOI)).will(returnValue(sourceRegion));
mockRequest.stubs().method("getAttribute").with(eq(ImageServletResponse.ATTRIB_SIZE)).will(returnValue(size));
mockRequest.stubs().method("getContextPath").will(returnValue("/ape"));
mockRequest.stubs().method("getRequestURI").will(returnValue("/ape/" + IMAGE_NAME));
mockRequest.stubs().method("getRequestURI").will(returnValue("/ape/" + IMAGE_NAME_PNG));
mockRequest.stubs().method("getParameter").will(returnValue(null));
HttpServletRequest request = (HttpServletRequest) mockRequest.proxy();
@ -852,7 +917,7 @@ public class ImageServletResponseImplTestCase extends MockObjectTestCase {
ImageServletResponseImpl imageResponse = new ImageServletResponseImpl(request, response, mContext);
fakeResponse(request, imageResponse);
// Make sure image is correctly loaedd
// Make sure image is correctly loaded
BufferedImage image = imageResponse.getImage();
assertNotNull(image);

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