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TIFFImageWriterTest.java
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TIFFImageWriterTest.java
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/*
* Copyright (c) 2014, Harald Kuhr
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* * Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package com.twelvemonkeys.imageio.plugins.tiff;
import com.twelvemonkeys.imageio.metadata.Directory;
import com.twelvemonkeys.imageio.metadata.Entry;
import com.twelvemonkeys.imageio.metadata.tiff.Rational;
import com.twelvemonkeys.imageio.metadata.tiff.TIFF;
import com.twelvemonkeys.imageio.metadata.tiff.TIFFEntry;
import com.twelvemonkeys.imageio.metadata.tiff.TIFFReader;
import com.twelvemonkeys.imageio.stream.ByteArrayImageInputStream;
import com.twelvemonkeys.imageio.util.ImageTypeSpecifiers;
import com.twelvemonkeys.imageio.util.ImageWriterAbstractTest;
import com.twelvemonkeys.io.FastByteArrayOutputStream;
import org.junit.Test;
import org.w3c.dom.NodeList;
import javax.imageio.IIOImage;
import javax.imageio.ImageIO;
import javax.imageio.ImageReader;
import javax.imageio.ImageTypeSpecifier;
import javax.imageio.ImageWriteParam;
import javax.imageio.ImageWriter;
import javax.imageio.event.IIOWriteProgressListener;
import javax.imageio.metadata.IIOMetadata;
import javax.imageio.metadata.IIOMetadataFormatImpl;
import javax.imageio.metadata.IIOMetadataNode;
import javax.imageio.spi.ImageWriterSpi;
import javax.imageio.stream.FileCacheImageOutputStream;
import javax.imageio.stream.FileImageOutputStream;
import javax.imageio.stream.ImageInputStream;
import javax.imageio.stream.ImageOutputStream;
import javax.imageio.stream.ImageOutputStreamImpl;
import java.awt.*;
import java.awt.color.*;
import java.awt.image.*;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.IOException;
import java.io.OutputStream;
import java.net.URL;
import java.nio.ByteOrder;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import static com.twelvemonkeys.imageio.metadata.tiff.TIFF.TAG_X_RESOLUTION;
import static com.twelvemonkeys.imageio.metadata.tiff.TIFF.TAG_Y_RESOLUTION;
import static com.twelvemonkeys.imageio.plugins.tiff.TIFFImageMetadataFormat.SUN_NATIVE_IMAGE_METADATA_FORMAT_NAME;
import static com.twelvemonkeys.imageio.plugins.tiff.TIFFImageMetadataTest.createTIFFFieldNode;
import static com.twelvemonkeys.imageio.util.ImageReaderAbstractTest.assertRGBEquals;
import static org.junit.Assert.*;
import static org.junit.Assume.assumeNotNull;
import static org.mockito.Mockito.*;
/**
* TIFFImageWriterTest
*
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
* @author last modified by $Author: haraldk$
* @version $Id: TIFFImageWriterTest.java,v 1.0 19.09.13 13:22 haraldk Exp$
*/
public class TIFFImageWriterTest extends ImageWriterAbstractTest<TIFFImageWriter> {
@Override
protected ImageWriterSpi createProvider() {
return new TIFFImageWriterSpi();
}
@Override
protected List<? extends RenderedImage> getTestData() {
return Arrays.asList(
new BufferedImage(300, 200, BufferedImage.TYPE_INT_RGB),
new BufferedImage(301, 199, BufferedImage.TYPE_INT_ARGB),
new BufferedImage(299, 201, BufferedImage.TYPE_3BYTE_BGR),
new BufferedImage(160, 90, BufferedImage.TYPE_4BYTE_ABGR),
new BufferedImage(90, 160, BufferedImage.TYPE_BYTE_GRAY),
new BufferedImage(30, 20, BufferedImage.TYPE_USHORT_GRAY),
new BufferedImage(30, 20, BufferedImage.TYPE_BYTE_BINARY),
new BufferedImage(30, 20, BufferedImage.TYPE_BYTE_INDEXED)
);
}
// TODO: Test write bilevel stays bilevel
// TODO: Test write indexed stays indexed
@Test
public void testWriteWithCustomResolutionNative() throws IOException {
// Issue 139 Writing TIFF files with custom resolution value
Rational resolutionValue = new Rational(1200);
int resolutionUnitValue = TIFFBaseline.RESOLUTION_UNIT_CENTIMETER;
RenderedImage image = getTestData(0);
ImageWriter writer = createWriter();
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
try (ImageOutputStream stream = ImageIO.createImageOutputStream(buffer)) {
writer.setOutput(stream);
String nativeFormat = SUN_NATIVE_IMAGE_METADATA_FORMAT_NAME;
IIOMetadata metadata = writer.getDefaultImageMetadata(ImageTypeSpecifier.createFromRenderedImage(image), null);
IIOMetadataNode customMeta = new IIOMetadataNode(nativeFormat);
IIOMetadataNode ifd = new IIOMetadataNode("TIFFIFD");
customMeta.appendChild(ifd);
createTIFFFieldNode(ifd, TIFF.TAG_RESOLUTION_UNIT, TIFF.TYPE_SHORT, resolutionUnitValue);
createTIFFFieldNode(ifd, TAG_X_RESOLUTION, TIFF.TYPE_RATIONAL, resolutionValue);
createTIFFFieldNode(ifd, TAG_Y_RESOLUTION, TIFF.TYPE_RATIONAL, resolutionValue);
metadata.mergeTree(nativeFormat, customMeta);
writer.write(null, new IIOImage(image, null, metadata), null);
}
catch (IOException e) {
e.printStackTrace();
fail(e.getMessage());
}
assertTrue("No image data written", buffer.size() > 0);
Directory ifds = new TIFFReader().read(new ByteArrayImageInputStream(buffer.toByteArray()));
Entry resolutionUnit = ifds.getEntryById(TIFF.TAG_RESOLUTION_UNIT);
assertNotNull(resolutionUnit);
assertEquals(resolutionUnitValue, ((Number) resolutionUnit.getValue()).intValue());
Entry xResolution = ifds.getEntryById(TAG_X_RESOLUTION);
assertNotNull(xResolution);
assertEquals(resolutionValue, xResolution.getValue());
Entry yResolution = ifds.getEntryById(TAG_Y_RESOLUTION);
assertNotNull(yResolution);
assertEquals(resolutionValue, yResolution.getValue());
}
@Test
public void testByteCountsForUncompressed() throws IOException {
// See issue #863
BufferedImage image = ImageTypeSpecifiers.createGrayscale(2, DataBuffer.TYPE_BYTE)
.createBufferedImage(43, 2); // 43 + 2 = 86 bits/line;
ImageWriter writer = createWriter();
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
try (ImageOutputStream stream = ImageIO.createImageOutputStream(buffer)) {
writer.setOutput(stream);
writer.write(image);
}
try (ImageInputStream stream = new ByteArrayImageInputStream(buffer.toByteArray())) {
Directory entries = new TIFFReader().read(stream);
Entry byteCountsEntry = entries.getEntryById(TIFF.TAG_STRIP_BYTE_COUNTS);
assertNotNull(byteCountsEntry);
assertEquals(22, ((Number) byteCountsEntry.getValue()).intValue()); // 86 bits/line, needs 88 bits * 2 => 22 bytes
}
}
@Test
public void testWriteWithCustomSoftwareNative() throws IOException {
String softwareString = "12M TIFF Test 1.0 (build $foo$)";
RenderedImage image = getTestData(0);
ImageWriter writer = createWriter();
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
try (ImageOutputStream stream = ImageIO.createImageOutputStream(buffer)) {
writer.setOutput(stream);
String nativeFormat = SUN_NATIVE_IMAGE_METADATA_FORMAT_NAME;
IIOMetadata metadata = writer.getDefaultImageMetadata(ImageTypeSpecifier.createFromRenderedImage(image), null);
IIOMetadataNode customMeta = new IIOMetadataNode(nativeFormat);
IIOMetadataNode ifd = new IIOMetadataNode("TIFFIFD");
customMeta.appendChild(ifd);
createTIFFFieldNode(ifd, TIFF.TAG_SOFTWARE, TIFF.TYPE_ASCII, softwareString);
metadata.mergeTree(nativeFormat, customMeta);
writer.write(null, new IIOImage(image, null, metadata), null);
}
catch (IOException e) {
e.printStackTrace();
fail(e.getMessage());
}
assertTrue("No image data written", buffer.size() > 0);
Directory ifds = new TIFFReader().read(new ByteArrayImageInputStream(buffer.toByteArray()));
Entry software = ifds.getEntryById(TIFF.TAG_SOFTWARE);
assertNotNull(software);
assertEquals(softwareString, software.getValueAsString());
}
@Test
public void testWriteWithCustomResolutionStandard() throws IOException {
// Issue 139 Writing TIFF files with custom resolution value
double resolutionValue = 300 / 25.4; // 300 dpi, 1 inch = 2.54 cm or 25.4 mm
int resolutionUnitValue = TIFFBaseline.RESOLUTION_UNIT_CENTIMETER;
Rational expectedResolutionValue = new Rational(Math.round(resolutionValue * 10 * TIFFImageMetadata.RATIONAL_SCALE_FACTOR), TIFFImageMetadata.RATIONAL_SCALE_FACTOR);
RenderedImage image = getTestData(0);
ImageWriter writer = createWriter();
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
try (ImageOutputStream stream = ImageIO.createImageOutputStream(buffer)) {
writer.setOutput(stream);
String standardFormat = IIOMetadataFormatImpl.standardMetadataFormatName;
IIOMetadata metadata = writer.getDefaultImageMetadata(ImageTypeSpecifier.createFromRenderedImage(image), null);
IIOMetadataNode customMeta = new IIOMetadataNode(standardFormat);
IIOMetadataNode dimension = new IIOMetadataNode("Dimension");
customMeta.appendChild(dimension);
IIOMetadataNode xSize = new IIOMetadataNode("HorizontalPixelSize");
dimension.appendChild(xSize);
xSize.setAttribute("value", String.valueOf(resolutionValue));
IIOMetadataNode ySize = new IIOMetadataNode("VerticalPixelSize");
dimension.appendChild(ySize);
ySize.setAttribute("value", String.valueOf(resolutionValue));
metadata.mergeTree(standardFormat, customMeta);
writer.write(null, new IIOImage(image, null, metadata), null);
}
catch (IOException e) {
e.printStackTrace();
fail(e.getMessage());
}
assertTrue("No image data written", buffer.size() > 0);
Directory ifds = new TIFFReader().read(new ByteArrayImageInputStream(buffer.toByteArray()));
Entry resolutionUnit = ifds.getEntryById(TIFF.TAG_RESOLUTION_UNIT);
assertNotNull(resolutionUnit);
assertEquals(resolutionUnitValue, ((Number) resolutionUnit.getValue()).intValue());
Entry xResolution = ifds.getEntryById(TAG_X_RESOLUTION);
assertNotNull(xResolution);
assertEquals(expectedResolutionValue, xResolution.getValue());
Entry yResolution = ifds.getEntryById(TAG_Y_RESOLUTION);
assertNotNull(yResolution);
assertEquals(expectedResolutionValue, yResolution.getValue());
}
@Test
public void testWriteWithCustomSoftwareStandard() throws IOException {
String softwareString = "12M TIFF Test 1.0 (build $foo$)";
RenderedImage image = getTestData(0);
ImageWriter writer = createWriter();
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
try (ImageOutputStream stream = ImageIO.createImageOutputStream(buffer)) {
writer.setOutput(stream);
String standardFormat = IIOMetadataFormatImpl.standardMetadataFormatName;
IIOMetadata metadata = writer.getDefaultImageMetadata(ImageTypeSpecifier.createFromRenderedImage(image), null);
IIOMetadataNode customMeta = new IIOMetadataNode(standardFormat);
IIOMetadataNode dimension = new IIOMetadataNode("Text");
customMeta.appendChild(dimension);
IIOMetadataNode textEntry = new IIOMetadataNode("TextEntry");
dimension.appendChild(textEntry);
textEntry.setAttribute("keyword", "Software");
textEntry.setAttribute("value", softwareString);
metadata.mergeTree(standardFormat, customMeta);
writer.write(null, new IIOImage(image, null, metadata), null);
}
catch (IOException e) {
e.printStackTrace();
fail(e.getMessage());
}
assertTrue("No image data written", buffer.size() > 0);
Directory ifds = new TIFFReader().read(new ByteArrayImageInputStream(buffer.toByteArray()));
Entry software = ifds.getEntryById(TIFF.TAG_SOFTWARE);
assertNotNull(software);
assertEquals(softwareString, software.getValueAsString());
}
@Test(expected = IllegalArgumentException.class)
public void testWriteIncompatibleCompression() throws IOException {
ImageWriter writer = createWriter();
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
try (ImageOutputStream output = ImageIO.createImageOutputStream(buffer)) {
writer.setOutput(output);
try {
ImageWriteParam param = writer.getDefaultWriteParam();
param.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
param.setCompressionType("CCITT T.6");
writer.write(null, new IIOImage(new BufferedImage(8, 8, BufferedImage.TYPE_INT_RGB), null, null), param);
fail();
}
catch (IOException e) {
fail(e.getMessage());
}
}
}
@Test
public void testWriterCanWriteSequence() throws IOException {
ImageWriter writer = createWriter();
assertTrue("Writer should support sequence writing", writer.canWriteSequence());
}
@Test(expected = IllegalStateException.class)
public void testWriteSequenceWithoutPrepare() throws IOException {
ImageWriter writer = createWriter();
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
try (ImageOutputStream output = ImageIO.createImageOutputStream(buffer)) {
writer.setOutput(output);
writer.writeToSequence(new IIOImage(new BufferedImage(10, 10, BufferedImage.TYPE_3BYTE_BGR), null, null), null);
}
}
@Test(expected = IllegalStateException.class)
public void testEndSequenceWithoutPrepare() throws IOException {
ImageWriter writer = createWriter();
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
try (ImageOutputStream output = ImageIO.createImageOutputStream(buffer)) {
writer.setOutput(output);
writer.endWriteSequence();
}
}
private void assertWriteSequence(Class<? extends ImageOutputStream> iosClass, String... compression) throws IOException {
BufferedImage image = new BufferedImage(13, 13, BufferedImage.TYPE_BYTE_GRAY);
Graphics2D g2d = image.createGraphics();
try {
g2d.setColor(Color.WHITE);
g2d.fillRect(image.getWidth() / 4, image.getHeight() / 4, image.getWidth() / 2, image.getHeight() / 2);
}
finally {
g2d.dispose();
}
boolean isFileDirect = iosClass == FileImageOutputStream.class;
Object destination = isFileDirect
? File.createTempFile("temp-", ".tif")
: new ByteArrayOutputStream(1024);
ImageWriter writer = createWriter();
try (ImageOutputStream output = isFileDirect
? new FileImageOutputStream((File) destination)
: new FileCacheImageOutputStream((OutputStream) destination, ImageIO.getCacheDirectory())) {
writer.setOutput(output);
ImageWriteParam params = writer.getDefaultWriteParam();
params.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
try {
writer.prepareWriteSequence(null);
for (String compressionType : compression) {
params.setCompressionType(compressionType);
writer.writeToSequence(new IIOImage(image, null, null), params);
}
writer.endWriteSequence();
}
catch (IOException e) {
fail(e.getMessage());
}
}
try (ImageInputStream input = ImageIO.createImageInputStream(isFileDirect
? destination
: new ByteArrayInputStream(((ByteArrayOutputStream) destination).toByteArray()))) {
ImageReader reader = ImageIO.getImageReaders(input).next();
reader.setInput(input);
assertEquals("wrong image count", compression.length, reader.getNumImages(true));
for (int i = 0; i < reader.getNumImages(true); i++) {
assertImageEquals("image " + i + " differs", image, reader.read(i), 5); // Allow room for JPEG compression
}
}
}
@Test
public void testWriteSequenceFileImageOutputStreamUncompressed() throws IOException {
assertWriteSequence(FileImageOutputStream.class, "None", "None");
}
@Test
public void testWriteSequenceFileImageOutputCompressed() throws IOException {
assertWriteSequence(FileImageOutputStream.class, "LZW", "Deflate");
}
@Test
public void testWriteSequenceFileImageOutputStreamUncompressedCompressed() throws IOException {
assertWriteSequence(FileImageOutputStream.class, "None", "LZW", "None");
}
@Test
public void testWriteSequenceFileImageOutputStreamCompressedUncompressed() throws IOException {
assertWriteSequence(FileImageOutputStream.class, "Deflate", "None", "Deflate");
}
@Test
public void testWriteSequenceFileCacheImageOutputStreamUncompressed() throws IOException {
assertWriteSequence(FileCacheImageOutputStream.class, "None", "None");
}
@Test
public void testWriteSequenceFileCacheImageOutputStreamCompressed() throws IOException {
assertWriteSequence(FileCacheImageOutputStream.class, "Deflate", "LZW");
}
@Test
public void testWriteSequenceFileCacheImageOutputStreamCompressedUncompressed() throws IOException {
assertWriteSequence(FileCacheImageOutputStream.class, "LZW", "None", "LZW");
}
@Test
public void testWriteSequenceFileCacheImageOutputStreamUncompressedCompressed() throws IOException {
assertWriteSequence(FileCacheImageOutputStream.class, "None", "Deflate", "None");
}
@Test
public void testWriteSequence() throws IOException {
BufferedImage[] images = new BufferedImage[] {
new BufferedImage(100, 100, BufferedImage.TYPE_INT_RGB),
new BufferedImage(110, 100, BufferedImage.TYPE_3BYTE_BGR),
new BufferedImage(120, 100, BufferedImage.TYPE_INT_RGB),
new BufferedImage(140, 100, BufferedImage.TYPE_INT_ARGB),
new BufferedImage(130, 100, BufferedImage.TYPE_BYTE_GRAY),
new BufferedImage(150, 100, BufferedImage.TYPE_BYTE_BINARY),
new BufferedImage(160, 100, BufferedImage.TYPE_BYTE_BINARY)
};
Color[] colors = new Color[] {Color.RED, Color.GREEN, Color.BLUE, Color.ORANGE, Color.PINK, Color.WHITE, Color.GRAY};
for (int i = 0; i < images.length; i++) {
BufferedImage image = images[i];
Graphics2D g2d = image.createGraphics();
try {
g2d.setColor(colors[i]);
g2d.fillRect(0, 0, image.getWidth(), image.getHeight());
}
finally {
g2d.dispose();
}
}
ImageWriter writer = createWriter();
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
try (ImageOutputStream output = ImageIO.createImageOutputStream(buffer)) {
writer.setOutput(output);
ImageWriteParam params = writer.getDefaultWriteParam();
params.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
try {
writer.prepareWriteSequence(null);
params.setCompressionType("LZW");
writer.writeToSequence(new IIOImage(images[0], null, null), params);
params.setCompressionType("None");
writer.writeToSequence(new IIOImage(images[1], null, null), params);
params.setCompressionType("JPEG");
writer.writeToSequence(new IIOImage(images[2], null, null), params);
params.setCompressionType("PackBits");
writer.writeToSequence(new IIOImage(images[3], null, null), params);
params.setCompressionType("Deflate");
writer.writeToSequence(new IIOImage(images[4], null, null), params);
params.setCompressionType("CCITT T.4");
writer.writeToSequence(new IIOImage(images[5], null, null), params);
params.setCompressionType("CCITT T.6");
writer.writeToSequence(new IIOImage(images[6], null, null), params);
writer.endWriteSequence();
}
catch (IOException e) {
fail(e.getMessage());
}
}
try (ImageInputStream input = ImageIO.createImageInputStream(new ByteArrayInputStream(buffer.toByteArray()))) {
ImageReader reader = ImageIO.getImageReaders(input).next();
reader.setInput(input);
assertEquals("wrong image count", images.length, reader.getNumImages(true));
for (int i = 0; i < reader.getNumImages(true); i++) {
assertImageEquals("image " + i + " differs", images[i], reader.read(i), 5); // Allow room for JPEG compression
}
}
}
@Test
public void testWriteSequenceProgress() throws IOException {
BufferedImage[] images = new BufferedImage[] {
new BufferedImage(100, 100, BufferedImage.TYPE_INT_RGB),
new BufferedImage(110, 100, BufferedImage.TYPE_INT_RGB),
new BufferedImage(120, 100, BufferedImage.TYPE_INT_RGB)
};
ImageWriter writer = createWriter();
IIOWriteProgressListener progress = mock(IIOWriteProgressListener.class, "progress");
writer.addIIOWriteProgressListener(progress);
try (ImageOutputStream output = new NullImageOutputStream()) {
writer.setOutput(output);
try {
writer.prepareWriteSequence(null);
for (int i = 0; i < images.length; i++) {
reset(progress);
ImageWriteParam param = writer.getDefaultWriteParam();
if (i == images.length - 1) {
// Make sure that the JPEG delegation outputs the correct indexes
param.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
param.setCompressionType("JPEG");
}
writer.writeToSequence(new IIOImage(images[i], null, null), param);
verify(progress, times(1)).imageStarted(writer, i);
verify(progress, atLeastOnce()).imageProgress(eq(writer), anyFloat());
verify(progress, times(1)).imageComplete(writer);
}
writer.endWriteSequence();
}
catch (IOException e) {
fail(e.getMessage());
}
}
}
@Test
public void testWriteGrayNoProfile() throws IOException {
ImageWriter writer = createWriter();
FastByteArrayOutputStream bytes = new FastByteArrayOutputStream(512);
try (ImageOutputStream output = ImageIO.createImageOutputStream(bytes)) {
writer.setOutput(output);
writer.write(new BufferedImage(10, 10, BufferedImage.TYPE_BYTE_GRAY));
}
try (ImageInputStream input = ImageIO.createImageInputStream(bytes.createInputStream())) {
ImageReader reader = ImageIO.getImageReaders(input).next();
reader.setInput(input);
TIFFImageMetadata metadata = (TIFFImageMetadata) reader.getImageMetadata(0);
Directory ifd = metadata.getIFD();
assertNull("Unexpected ICC profile for default gray", ifd.getEntryById(TIFF.TAG_ICC_PROFILE));
}
}
@Test
public void testWriteParamJPEGQuality() throws IOException {
ImageWriter writer = createWriter();
try (ImageOutputStream output = new NullImageOutputStream()) {
writer.setOutput(output);
try {
ImageWriteParam param = writer.getDefaultWriteParam();
// Make sure that the JPEG delegation outputs the correct indexes
param.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
param.setCompressionType("JPEG");
param.setCompressionQuality(.1f);
writer.write(null, new IIOImage(new BufferedImage(100, 100, BufferedImage.TYPE_INT_RGB), null, null), param);
// In a perfect world, we should verify that the parameter was passed to the JPEG delegate...
}
catch (IOException e) {
fail(e.getMessage());
}
}
}
@Test
public void testReadWriteRead1BitLZW() throws IOException {
// Read original LZW compressed TIFF
IIOImage original;
try (ImageInputStream input = ImageIO.createImageInputStream(getClassLoaderResource("/tiff/a33.tif"))) {
ImageReader reader = ImageIO.getImageReaders(input).next();
reader.setInput(input);
original = reader.readAll(0, null);
reader.dispose();
}
assumeNotNull(original);
// Write it back, using same compression (copied from metadata)
FastByteArrayOutputStream buffer = new FastByteArrayOutputStream(32768);
try (ImageOutputStream output = ImageIO.createImageOutputStream(buffer)) {
ImageWriter writer = createWriter();
writer.setOutput(output);
writer.write(original);
writer.dispose();
}
// Try re-reading the same TIFF
try (ImageInputStream input = ImageIO.createImageInputStream(buffer.createInputStream())) {
ImageReader reader = ImageIO.getImageReaders(input).next();
reader.setInput(input);
BufferedImage image = reader.read(0);
BufferedImage orig = (BufferedImage) original.getRenderedImage();
int maxH = Math.min(300, image.getHeight());
for (int y = 0; y < maxH; y++) {
for (int x = 0; x < image.getWidth(); x++) {
try {
assertRGBEquals("", orig.getRGB(x, y), image.getRGB(x, y), 0);
}
catch (AssertionError err) {
fail(String.format("Pixel differ: @%d,%d %s", x, y, err.getMessage()));
}
}
}
IIOMetadata metadata = reader.getImageMetadata(0);
IIOMetadataNode tree = (IIOMetadataNode) metadata.getAsTree(IIOMetadataFormatImpl.standardMetadataFormatName);
IIOMetadataNode compression = (IIOMetadataNode) tree.getElementsByTagName("CompressionTypeName").item(0);
assertEquals("LZW", compression.getAttribute("value"));
boolean softwareFound = false;
NodeList textEntries = tree.getElementsByTagName("TextEntry");
for (int i = 0; i < textEntries.getLength(); i++) {
IIOMetadataNode textEntry = (IIOMetadataNode) textEntries.item(i);
if ("Software".equals(textEntry.getAttribute("keyword"))) {
softwareFound = true;
assertEquals("IrfanView", textEntry.getAttribute("value"));
}
}
assertTrue("Software metadata not found", softwareFound);
}
}
@Test
public void testReadWriteRead1BitDeflate() throws IOException {
// Read original LZW compressed TIFF
IIOImage original;
try (ImageInputStream input = ImageIO.createImageInputStream(getClassLoaderResource("/tiff/a33.tif"))) {
ImageReader reader = ImageIO.getImageReaders(input).next();
reader.setInput(input);
original = reader.readAll(0, null);
reader.dispose();
}
assumeNotNull(original);
// Write it back, using deflate compression
FastByteArrayOutputStream buffer = new FastByteArrayOutputStream(32768);
try (ImageOutputStream output = ImageIO.createImageOutputStream(buffer)) {
ImageWriter writer = createWriter();
writer.setOutput(output);
ImageWriteParam param = writer.getDefaultWriteParam();
param.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
param.setCompressionType("Deflate");
writer.write(null, original, param);
writer.dispose();
}
// Try re-reading the same TIFF
try (ImageInputStream input = ImageIO.createImageInputStream(buffer.createInputStream())) {
ImageReader reader = ImageIO.getImageReaders(input).next();
reader.setInput(input);
BufferedImage image = reader.read(0);
BufferedImage orig = (BufferedImage) original.getRenderedImage();
int maxH = Math.min(300, image.getHeight());
for (int y = 0; y < maxH; y++) {
for (int x = 0; x < image.getWidth(); x++) {
assertRGBEquals("Pixel differ: ", orig.getRGB(x, y), image.getRGB(x, y), 0);
}
}
IIOMetadata metadata = reader.getImageMetadata(0);
IIOMetadataNode tree = (IIOMetadataNode) metadata.getAsTree(IIOMetadataFormatImpl.standardMetadataFormatName);
IIOMetadataNode compression = (IIOMetadataNode) tree.getElementsByTagName("CompressionTypeName").item(0);
assertEquals("Deflate", compression.getAttribute("value"));
boolean softwareFound = false;
NodeList textEntries = tree.getElementsByTagName("TextEntry");
for (int i = 0; i < textEntries.getLength(); i++) {
IIOMetadataNode textEntry = (IIOMetadataNode) textEntries.item(i);
if ("Software".equals(textEntry.getAttribute("keyword"))) {
softwareFound = true;
assertEquals("IrfanView", textEntry.getAttribute("value"));
}
}
assertTrue("Software metadata not found", softwareFound);
}
}
@Test
public void testReadWriteRead1BitNone() throws IOException {
// Read original LZW compressed TIFF
IIOImage original;
try (ImageInputStream input = ImageIO.createImageInputStream(getClassLoaderResource("/tiff/a33.tif"))) {
ImageReader reader = ImageIO.getImageReaders(input).next();
reader.setInput(input);
original = reader.readAll(0, null);
reader.dispose();
}
assumeNotNull(original);
// Write it back, no compression
FastByteArrayOutputStream buffer = new FastByteArrayOutputStream(32768);
try (ImageOutputStream output = ImageIO.createImageOutputStream(buffer)) {
ImageWriter writer = createWriter();
writer.setOutput(output);
ImageWriteParam param = writer.getDefaultWriteParam();
param.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
param.setCompressionType("None");
writer.write(null, original, param);
writer.dispose();
}
// Try re-reading the same TIFF
try (ImageInputStream input = ImageIO.createImageInputStream(buffer.createInputStream())) {
ImageReader reader = ImageIO.getImageReaders(input).next();
reader.setInput(input);
BufferedImage image = reader.read(0);
BufferedImage orig = (BufferedImage) original.getRenderedImage();
int maxH = Math.min(300, image.getHeight());
for (int y = 0; y < maxH; y++) {
for (int x = 0; x < image.getWidth(); x++) {
assertRGBEquals("Pixel differ: ", orig.getRGB(x, y), image.getRGB(x, y), 0);
}
}
IIOMetadata metadata = reader.getImageMetadata(0);
IIOMetadataNode tree = (IIOMetadataNode) metadata.getAsTree(IIOMetadataFormatImpl.standardMetadataFormatName);
NodeList compressions = tree.getElementsByTagName("CompressionTypeName");
IIOMetadataNode compression = (IIOMetadataNode) compressions.item(0);
assertEquals("None", compression.getAttribute("value"));
boolean softwareFound = false;
NodeList textEntries = tree.getElementsByTagName("TextEntry");
for (int i = 0; i < textEntries.getLength(); i++) {
IIOMetadataNode textEntry = (IIOMetadataNode) textEntries.item(i);
if ("Software".equals(textEntry.getAttribute("keyword"))) {
softwareFound = true;
assertEquals("IrfanView", textEntry.getAttribute("value"));
}
}
assertTrue("Software metadata not found", softwareFound);
}
}
@Test
public void testReadWriteRead24BitLZW() throws IOException {
// Read original LZW compressed TIFF
IIOImage original;
try (ImageInputStream input = ImageIO.createImageInputStream(getClassLoaderResource("/tiff/quad-lzw.tif"))) {
ImageReader reader = ImageIO.getImageReaders(input).next();
reader.setInput(input);
original = reader.readAll(0, null);
reader.dispose();
}
assumeNotNull(original);
// Write it back, using same compression (copied from metadata)
FastByteArrayOutputStream buffer = new FastByteArrayOutputStream(32768);
try (ImageOutputStream output = ImageIO.createImageOutputStream(buffer)) {
ImageWriter writer = createWriter();
writer.setOutput(output);
writer.write(original);
writer.dispose();
}
// Try re-reading the same TIFF
try (ImageInputStream input = ImageIO.createImageInputStream(buffer.createInputStream())) {
ImageReader reader = ImageIO.getImageReaders(input).next();
reader.setInput(input);
BufferedImage image = reader.read(0);
BufferedImage orig = (BufferedImage) original.getRenderedImage();
int maxH = Math.min(300, image.getHeight());
for (int y = 0; y < maxH; y++) {
for (int x = 0; x < image.getWidth(); x++) {
assertRGBEquals("Pixel differ: ", orig.getRGB(x, y), image.getRGB(x, y), 0);
}
}
IIOMetadata metadata = reader.getImageMetadata(0);
IIOMetadataNode tree = (IIOMetadataNode) metadata.getAsTree(IIOMetadataFormatImpl.standardMetadataFormatName);
IIOMetadataNode compression = (IIOMetadataNode) tree.getElementsByTagName("CompressionTypeName").item(0);
assertEquals("LZW", compression.getAttribute("value"));
boolean softwareFound = false;
NodeList textEntries = tree.getElementsByTagName("TextEntry");
for (int i = 0; i < textEntries.getLength(); i++) {
IIOMetadataNode textEntry = (IIOMetadataNode) textEntries.item(i);
if ("Software".equals(textEntry.getAttribute("keyword"))) {
softwareFound = true;
assertTrue(textEntry.getAttribute("value").startsWith("TwelveMonkeys ImageIO TIFF"));
}
}
assertTrue("Software metadata not found", softwareFound);
}
}
@Test
public void testReadWriteRead24BitDeflate() throws IOException {
// Read original LZW compressed TIFF
IIOImage original;
try (ImageInputStream input = ImageIO.createImageInputStream(getClassLoaderResource("/tiff/quad-lzw.tif"))) {
ImageReader reader = ImageIO.getImageReaders(input).next();
reader.setInput(input);
original = reader.readAll(0, null);
reader.dispose();
}
assumeNotNull(original);
// Write it back, using same compression (copied from metadata)
FastByteArrayOutputStream buffer = new FastByteArrayOutputStream(32768);
try (ImageOutputStream output = ImageIO.createImageOutputStream(buffer)) {
ImageWriter writer = createWriter();
writer.setOutput(output);
ImageWriteParam param = writer.getDefaultWriteParam();
param.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
param.setCompressionType("Deflate");
writer.write(null, original, param);
writer.dispose();
}
// Try re-reading the same TIFF
try (ImageInputStream input = ImageIO.createImageInputStream(buffer.createInputStream())) {
ImageReader reader = ImageIO.getImageReaders(input).next();
reader.setInput(input);
BufferedImage image = reader.read(0);
BufferedImage orig = (BufferedImage) original.getRenderedImage();
int maxH = Math.min(300, image.getHeight());
for (int y = 0; y < maxH; y++) {
for (int x = 0; x < image.getWidth(); x++) {
assertRGBEquals("Pixel differ: ", orig.getRGB(x, y), image.getRGB(x, y), 0);
}
}
IIOMetadata metadata = reader.getImageMetadata(0);
IIOMetadataNode tree = (IIOMetadataNode) metadata.getAsTree(IIOMetadataFormatImpl.standardMetadataFormatName);
IIOMetadataNode compression = (IIOMetadataNode) tree.getElementsByTagName("CompressionTypeName").item(0);
assertEquals("Deflate", compression.getAttribute("value"));
boolean softwareFound = false;
NodeList textEntries = tree.getElementsByTagName("TextEntry");
for (int i = 0; i < textEntries.getLength(); i++) {
IIOMetadataNode textEntry = (IIOMetadataNode) textEntries.item(i);
if ("Software".equals(textEntry.getAttribute("keyword"))) {
softwareFound = true;
assertTrue(textEntry.getAttribute("value").startsWith("TwelveMonkeys ImageIO TIFF"));
}
}
assertTrue("Software metadata not found", softwareFound);
}
}
@Test
public void testReadWriteRead24BitNone() throws IOException {
// Read original LZW compressed TIFF
IIOImage original;
try (ImageInputStream input = ImageIO.createImageInputStream(getClassLoaderResource("/tiff/quad-lzw.tif"))) {
ImageReader reader = ImageIO.getImageReaders(input).next();
reader.setInput(input);
original = reader.readAll(0, null);
reader.dispose();
}
assumeNotNull(original);
// Write it back, using same compression (copied from metadata)
FastByteArrayOutputStream buffer = new FastByteArrayOutputStream(32768);
try (ImageOutputStream output = ImageIO.createImageOutputStream(buffer)) {
ImageWriter writer = createWriter();
writer.setOutput(output);
ImageWriteParam param = writer.getDefaultWriteParam();
param.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
param.setCompressionType("None");
writer.write(null, original, param);
writer.dispose();
}
// Path tempFile = Files.createTempFile("test-", ".tif");
// Files.write(tempFile, buffer.toByteArray());
// System.out.println("open " + tempFile.toAbsolutePath());
// Try re-reading the same TIFF
try (ImageInputStream input = ImageIO.createImageInputStream(buffer.createInputStream())) {
ImageReader reader = ImageIO.getImageReaders(input).next();
reader.setInput(input);
BufferedImage image = reader.read(0);
BufferedImage orig = (BufferedImage) original.getRenderedImage();
int maxH = Math.min(300, image.getHeight());