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Major ImageMetadata refactor for more consistent standard metadata support.

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Fixes a few related bugs as a bonus.
This commit is contained in:
Harald Kuhr
2022-10-08 13:43:26 +02:00
parent 9375bfda9a
commit 6458fcdcbd
37 changed files with 1648 additions and 1952 deletions
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imageio/imageio-iff/src/test/java/com/twelvemonkeys/imageio/plugins/iff/IFFImageMetadataTest.java
+146 -79
View File
@@ -1,24 +1,37 @@
package com.twelvemonkeys.imageio.plugins.iff;
import com.twelvemonkeys.imageio.util.ImageTypeSpecifiers;
import org.junit.Test;
import org.junit.function.ThrowingRunnable;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import javax.imageio.IIOException;
import javax.imageio.ImageTypeSpecifier;
import javax.imageio.metadata.IIOMetadata;
import javax.imageio.metadata.IIOMetadataFormatImpl;
import javax.imageio.metadata.IIOMetadataNode;
import java.awt.image.IndexColorModel;
import java.awt.image.*;
import java.nio.charset.StandardCharsets;
import static java.awt.image.BufferedImage.*;
import static org.junit.Assert.*;
public class IFFImageMetadataTest {
private static final ImageTypeSpecifier TYPE_8_BIT_GRAY = ImageTypeSpecifiers.createFromBufferedImageType(TYPE_BYTE_GRAY);
private static final ImageTypeSpecifier TYPE_8_BIT_PALETTE = ImageTypeSpecifiers.createFromBufferedImageType(TYPE_BYTE_INDEXED);
private static final ImageTypeSpecifier TYPE_24_BIT_RGB = ImageTypeSpecifiers.createFromBufferedImageType(TYPE_3BYTE_BGR);
private static final ImageTypeSpecifier TYPE_32_BIT_ARGB = ImageTypeSpecifiers.createFromBufferedImageType(BufferedImage.TYPE_4BYTE_ABGR);
private static final ImageTypeSpecifier TYPE_32_BIT_ARGB_DEEP = ImageTypeSpecifiers.createFromBufferedImageType(BufferedImage.TYPE_4BYTE_ABGR_PRE);
@Test
public void testStandardFeatures() throws IIOException {
Form header = Form.ofType(IFF.TYPE_ILBM)
.with(new BMHDChunk(300, 200, 24, BMHDChunk.MASK_NONE, BMHDChunk.COMPRESSION_BYTE_RUN, 0));
final IFFImageMetadata metadata = new IFFImageMetadata(header, null);
final IFFImageMetadata metadata = new IFFImageMetadata(TYPE_24_BIT_RGB, header, header.colorMap());
// Standard metadata format
assertTrue(metadata.isStandardMetadataFormatSupported());
@@ -51,9 +64,9 @@ public class IFFImageMetadataTest {
Form header = Form.ofType(IFF.TYPE_ILBM)
.with(new BMHDChunk(300, 200, 8, BMHDChunk.MASK_NONE, BMHDChunk.COMPRESSION_BYTE_RUN, 0));
IFFImageMetadata metadata = new IFFImageMetadata(header, null);
IFFImageMetadata metadata = new IFFImageMetadata(TYPE_8_BIT_GRAY, header, header.colorMap());
IIOMetadataNode chroma = metadata.getStandardChromaNode();
IIOMetadataNode chroma = getStandardNode(metadata, "Chroma");
assertNotNull(chroma);
assertEquals("Chroma", chroma.getNodeName());
assertEquals(3, chroma.getLength());
@@ -78,9 +91,9 @@ public class IFFImageMetadataTest {
Form header = Form.ofType(IFF.TYPE_ILBM)
.with(new BMHDChunk(300, 200, 24, BMHDChunk.MASK_NONE, BMHDChunk.COMPRESSION_BYTE_RUN, 0));
IFFImageMetadata metadata = new IFFImageMetadata(header, null);
IFFImageMetadata metadata = new IFFImageMetadata(TYPE_24_BIT_RGB, header, header.colorMap());
IIOMetadataNode chroma = metadata.getStandardChromaNode();
IIOMetadataNode chroma = getStandardNode(metadata, "Chroma");
assertNotNull(chroma);
assertEquals("Chroma", chroma.getNodeName());
assertEquals(3, chroma.getLength());
@@ -106,9 +119,10 @@ public class IFFImageMetadataTest {
.with(new BMHDChunk(300, 200, 1, BMHDChunk.MASK_TRANSPARENT_COLOR, BMHDChunk.COMPRESSION_BYTE_RUN, 1));
byte[] bw = {0, (byte) 0xff};
IFFImageMetadata metadata = new IFFImageMetadata(header, new IndexColorModel(header.bitplanes(), bw.length, bw, bw, bw, header.transparentIndex()));
ImageTypeSpecifier fromIndexColorModel = ImageTypeSpecifiers.createFromIndexColorModel(new IndexColorModel(header.bitplanes(), bw.length, bw, bw, bw, header.transparentIndex()));
IFFImageMetadata metadata = new IFFImageMetadata(fromIndexColorModel, header, header.colorMap());
IIOMetadataNode chroma = metadata.getStandardChromaNode();
IIOMetadataNode chroma = getStandardNode(metadata, "Chroma");
assertNotNull(chroma);
assertEquals("Chroma", chroma.getNodeName());
assertEquals(5, chroma.getLength());
@@ -119,7 +133,7 @@ public class IFFImageMetadataTest {
IIOMetadataNode numChannels = (IIOMetadataNode) colorSpaceType.getNextSibling();
assertEquals("NumChannels", numChannels.getNodeName());
assertEquals("3", numChannels.getAttribute("value"));
assertEquals("4", numChannels.getAttribute("value"));
IIOMetadataNode blackIsZero = (IIOMetadataNode) numChannels.getNextSibling();
assertEquals("BlackIsZero", blackIsZero.getNodeName());
@@ -153,9 +167,9 @@ public class IFFImageMetadataTest {
Form header = Form.ofType(IFF.TYPE_ILBM)
.with(new BMHDChunk(300, 200, 24, BMHDChunk.MASK_NONE, BMHDChunk.COMPRESSION_BYTE_RUN, 0));
IFFImageMetadata metadata = new IFFImageMetadata(header, null);
IFFImageMetadata metadata = new IFFImageMetadata(TYPE_24_BIT_RGB, header, header.colorMap());
IIOMetadataNode compression = metadata.getStandardCompressionNode();
IIOMetadataNode compression = getStandardNode(metadata, "Compression");
assertNotNull(compression);
assertEquals("Compression", compression.getNodeName());
assertEquals(2, compression.getLength());
@@ -176,9 +190,9 @@ public class IFFImageMetadataTest {
Form header = Form.ofType(IFF.TYPE_ILBM)
.with(new BMHDChunk(300, 200, 24, BMHDChunk.MASK_NONE, BMHDChunk.COMPRESSION_NONE, 0));
IFFImageMetadata metadata = new IFFImageMetadata(header, null);
IFFImageMetadata metadata = new IFFImageMetadata(TYPE_24_BIT_RGB, header, header.colorMap());
assertNull(metadata.getStandardCompressionNode()); // No compression, all default...
assertNull(getStandardNode(metadata, "Compression")); // No compression, all default...
}
@Test
@@ -186,9 +200,9 @@ public class IFFImageMetadataTest {
Form header = Form.ofType(IFF.TYPE_ILBM)
.with(new BMHDChunk(300, 200, 8, BMHDChunk.MASK_NONE, BMHDChunk.COMPRESSION_BYTE_RUN, 0));
IFFImageMetadata metadata = new IFFImageMetadata(header, null);
IFFImageMetadata metadata = new IFFImageMetadata(TYPE_8_BIT_GRAY, header, header.colorMap());
IIOMetadataNode data = metadata.getStandardDataNode();
IIOMetadataNode data = getStandardNode(metadata, "Data");
assertNotNull(data);
assertEquals("Data", data.getNodeName());
assertEquals(3, data.getLength());
@@ -213,9 +227,9 @@ public class IFFImageMetadataTest {
Form header = Form.ofType(IFF.TYPE_ILBM)
.with(new BMHDChunk(300, 200, 24, BMHDChunk.MASK_NONE, BMHDChunk.COMPRESSION_BYTE_RUN, 0));
IFFImageMetadata metadata = new IFFImageMetadata(header, null);
IFFImageMetadata metadata = new IFFImageMetadata(TYPE_24_BIT_RGB, header, header.colorMap());
IIOMetadataNode data = metadata.getStandardDataNode();
IIOMetadataNode data = getStandardNode(metadata, "Data");
assertNotNull(data);
assertEquals("Data", data.getNodeName());
assertEquals(3, data.getLength());
@@ -240,9 +254,9 @@ public class IFFImageMetadataTest {
Form header = Form.ofType(IFF.TYPE_ILBM)
.with(new BMHDChunk(300, 200, 32, BMHDChunk.MASK_NONE, BMHDChunk.COMPRESSION_BYTE_RUN, 0));
IFFImageMetadata metadata = new IFFImageMetadata(header, null);
IFFImageMetadata metadata = new IFFImageMetadata(TYPE_32_BIT_ARGB, header, header.colorMap());
IIOMetadataNode data = metadata.getStandardDataNode();
IIOMetadataNode data = getStandardNode(metadata, "Data");
assertNotNull(data);
assertEquals("Data", data.getNodeName());
assertEquals(3, data.getLength());
@@ -269,9 +283,10 @@ public class IFFImageMetadataTest {
.with(new BMHDChunk(300, 200, i, BMHDChunk.MASK_NONE, BMHDChunk.COMPRESSION_BYTE_RUN, 0));
byte[] rgb = new byte[2 << i]; // Colors doesn't really matter here
IFFImageMetadata metadata = new IFFImageMetadata(header, new IndexColorModel(header.bitplanes(), rgb.length, rgb, rgb, rgb, 0));
ImageTypeSpecifier fromIndexColorModel = ImageTypeSpecifiers.createFromIndexColorModel(new IndexColorModel(header.bitplanes(), rgb.length, rgb, rgb, rgb, 0));
IFFImageMetadata metadata = new IFFImageMetadata(fromIndexColorModel, header, header.colorMap());
IIOMetadataNode data = metadata.getStandardDataNode();
IIOMetadataNode data = getStandardNode(metadata, "Data");
assertNotNull(data);
assertEquals("Data", data.getNodeName());
assertEquals(3, data.getLength());
@@ -297,9 +312,9 @@ public class IFFImageMetadataTest {
Form header = Form.ofType(IFF.TYPE_PBM)
.with(new BMHDChunk(300, 200, 8, BMHDChunk.MASK_NONE, BMHDChunk.COMPRESSION_BYTE_RUN, 0));
IFFImageMetadata metadata = new IFFImageMetadata(header, null);
IFFImageMetadata metadata = new IFFImageMetadata(TYPE_8_BIT_GRAY, header, header.colorMap());
IIOMetadataNode data = metadata.getStandardDataNode();
IIOMetadataNode data = getStandardNode(metadata, "Data");
assertNotNull(data);
assertEquals("Data", data.getNodeName());
assertEquals(3, data.getLength());
@@ -324,9 +339,9 @@ public class IFFImageMetadataTest {
Form header = Form.ofType(IFF.TYPE_PBM)
.with(new BMHDChunk(300, 200, 24, BMHDChunk.MASK_NONE, BMHDChunk.COMPRESSION_BYTE_RUN, 0));
IFFImageMetadata metadata = new IFFImageMetadata(header, null);
IFFImageMetadata metadata = new IFFImageMetadata(TYPE_24_BIT_RGB, header, header.colorMap());
IIOMetadataNode data = metadata.getStandardDataNode();
IIOMetadataNode data = getStandardNode(metadata, "Data");
assertNotNull(data);
assertEquals("Data", data.getNodeName());
assertEquals(3, data.getLength());
@@ -356,10 +371,20 @@ public class IFFImageMetadataTest {
Form header = Form.ofType(IFF.TYPE_ILBM)
.with(bitmapHeader);
IFFImageMetadata metadata = new IFFImageMetadata(header, null);
IFFImageMetadata metadata = new IFFImageMetadata(TYPE_8_BIT_PALETTE, header, header.colorMap());
IIOMetadataNode dimension = metadata.getStandardDimensionNode();
assertNull(dimension);
IIOMetadataNode dimension = getStandardNode(metadata, "Dimension");
if (dimension != null) {
assertEquals("Dimension", dimension.getNodeName());
assertEquals(1, dimension.getLength());
IIOMetadataNode imageOrientation = (IIOMetadataNode) dimension.getFirstChild();
assertEquals("ImageOrientation", imageOrientation.getNodeName());
assertEquals("Normal", imageOrientation.getAttribute("value"));
assertNull(imageOrientation.getNextSibling()); // No more children
}
}
@Test
@@ -368,20 +393,24 @@ public class IFFImageMetadataTest {
.with(new BMHDChunk(300, 200, 8, BMHDChunk.MASK_NONE, BMHDChunk.COMPRESSION_BYTE_RUN, 0))
.with(new CAMGChunk(4));
IFFImageMetadata metadata = new IFFImageMetadata(header, null);
IFFImageMetadata metadata = new IFFImageMetadata(TYPE_8_BIT_PALETTE, header, header.colorMap());
IIOMetadataNode dimension = metadata.getStandardDimensionNode();
IIOMetadataNode dimension = getStandardNode(metadata, "Dimension");
// No Dimension node is okay, or one with an aspect ratio of 1.0
if (dimension != null) {
assertEquals("Dimension", dimension.getNodeName());
assertEquals(1, dimension.getLength());
assertEquals(2, dimension.getLength());
IIOMetadataNode pixelAspectRatio = (IIOMetadataNode) dimension.getFirstChild();
assertEquals("PixelAspectRatio", pixelAspectRatio.getNodeName());
assertEquals("1.0", pixelAspectRatio.getAttribute("value"));
assertNull(pixelAspectRatio.getNextSibling()); // No more children
IIOMetadataNode imageOrientation = (IIOMetadataNode) pixelAspectRatio.getNextSibling();
assertEquals("ImageOrientation", imageOrientation.getNodeName());
assertEquals("Normal", imageOrientation.getAttribute("value"));
assertNull(imageOrientation.getNextSibling()); // No more children
}
}
@@ -398,18 +427,22 @@ public class IFFImageMetadataTest {
.with(bitmapHeader)
.with(viewPort);
IFFImageMetadata metadata = new IFFImageMetadata(header, null);
IFFImageMetadata metadata = new IFFImageMetadata(TYPE_8_BIT_PALETTE, header, header.colorMap());
IIOMetadataNode dimension = metadata.getStandardDimensionNode();
IIOMetadataNode dimension = getStandardNode(metadata, "Dimension");
assertNotNull(dimension);
assertEquals("Dimension", dimension.getNodeName());
assertEquals(1, dimension.getLength());
assertEquals(2, dimension.getLength());
IIOMetadataNode pixelAspectRatio = (IIOMetadataNode) dimension.getFirstChild();
assertEquals("PixelAspectRatio", pixelAspectRatio.getNodeName());
assertEquals("2.0", pixelAspectRatio.getAttribute("value"));
assertNull(pixelAspectRatio.getNextSibling()); // No more children
IIOMetadataNode imageOrientation = (IIOMetadataNode) pixelAspectRatio.getNextSibling();
assertEquals("ImageOrientation", imageOrientation.getNodeName());
assertEquals("Normal", imageOrientation.getAttribute("value"));
assertNull(imageOrientation.getNextSibling()); // No more children
}
@Test
@@ -425,18 +458,22 @@ public class IFFImageMetadataTest {
.with(bitmapHeader)
.with(viewPort);
IFFImageMetadata metadata = new IFFImageMetadata(header, null);
IFFImageMetadata metadata = new IFFImageMetadata(TYPE_8_BIT_PALETTE, header, header.colorMap());
IIOMetadataNode dimension = metadata.getStandardDimensionNode();
IIOMetadataNode dimension = getStandardNode(metadata, "Dimension");
assertNotNull(dimension);
assertEquals("Dimension", dimension.getNodeName());
assertEquals(1, dimension.getLength());
assertEquals(2, dimension.getLength());
IIOMetadataNode pixelAspectRatio = (IIOMetadataNode) dimension.getFirstChild();
assertEquals("PixelAspectRatio", pixelAspectRatio.getNodeName());
assertEquals("0.5", pixelAspectRatio.getAttribute("value"));
assertNull(pixelAspectRatio.getNextSibling()); // No more children
IIOMetadataNode imageOrientation = (IIOMetadataNode) pixelAspectRatio.getNextSibling();
assertEquals("ImageOrientation", imageOrientation.getNodeName());
assertEquals("Normal", imageOrientation.getAttribute("value"));
assertNull(imageOrientation.getNextSibling()); // No more children
}
@Test
@@ -447,18 +484,22 @@ public class IFFImageMetadataTest {
.with(new BMHDChunk(300, 200, 8, BMHDChunk.MASK_NONE, BMHDChunk.COMPRESSION_BYTE_RUN, 0))
.with(viewPort);
IFFImageMetadata metadata = new IFFImageMetadata(header, null);
IFFImageMetadata metadata = new IFFImageMetadata(TYPE_8_BIT_PALETTE, header, header.colorMap());
IIOMetadataNode dimension = metadata.getStandardDimensionNode();
IIOMetadataNode dimension = getStandardNode(metadata, "Dimension");
assertNotNull(dimension);
assertEquals("Dimension", dimension.getNodeName());
assertEquals(1, dimension.getLength());
assertEquals(2, dimension.getLength());
IIOMetadataNode pixelAspectRatio = (IIOMetadataNode) dimension.getFirstChild();
assertEquals("PixelAspectRatio", pixelAspectRatio.getNodeName());
assertEquals("1.0", pixelAspectRatio.getAttribute("value"));
assertNull(pixelAspectRatio.getNextSibling()); // No more children
IIOMetadataNode imageOrientation = (IIOMetadataNode) pixelAspectRatio.getNextSibling();
assertEquals("ImageOrientation", imageOrientation.getNodeName());
assertEquals("Normal", imageOrientation.getAttribute("value"));
assertNull(imageOrientation.getNextSibling()); // No more children
}
@Test
@@ -466,32 +507,33 @@ public class IFFImageMetadataTest {
Form header = Form.ofType(IFF.TYPE_ILBM)
.with(new BMHDChunk(300, 200, 8, BMHDChunk.MASK_NONE, BMHDChunk.COMPRESSION_BYTE_RUN, 0));
IFFImageMetadata metadata = new IFFImageMetadata(header, null);
IFFImageMetadata metadata = new IFFImageMetadata(TYPE_8_BIT_PALETTE, header, header.colorMap());
IIOMetadataNode document = metadata.getStandardDocumentNode();
IIOMetadataNode document = getStandardNode(metadata, "Document");
assertNotNull(document);
assertEquals("Document", document.getNodeName());
assertEquals(1, document.getLength());
IIOMetadataNode pixelAspectRatio = (IIOMetadataNode) document.getFirstChild();
assertEquals("FormatVersion", pixelAspectRatio.getNodeName());
assertEquals("1.0", pixelAspectRatio.getAttribute("value"));
IIOMetadataNode formatVersion = (IIOMetadataNode) document.getFirstChild();
assertEquals("FormatVersion", formatVersion.getNodeName());
assertEquals("1.0", formatVersion.getAttribute("value"));
assertNull(pixelAspectRatio.getNextSibling()); // No more children
assertNull(formatVersion.getNextSibling()); // No more children
}
@Test
public void testStandardText() throws IIOException {
int[] chunks = {IFF.CHUNK_ANNO, IFF.CHUNK_UTF8};
String[] texts = {"annotation", "äñnótâtïøñ"};
int[] chunks = {IFF.CHUNK_ANNO, IFF.CHUNK_ANNO, IFF.CHUNK_UTF8};
String[] texts = {"annotation", "dupe", "äñnótâtïøñ"};
Form header = Form.ofType(IFF.TYPE_ILBM)
.with(new BMHDChunk(300, 200, 8, BMHDChunk.MASK_NONE, BMHDChunk.COMPRESSION_BYTE_RUN, 0))
.with(new GenericChunk(chunks[0], texts[0].getBytes(StandardCharsets.US_ASCII)))
.with(new GenericChunk(chunks[1], texts[1].getBytes(StandardCharsets.UTF_8)));
.with(new GenericChunk(chunks[1], texts[1].getBytes(StandardCharsets.US_ASCII)))
.with(new GenericChunk(chunks[2], texts[2].getBytes(StandardCharsets.UTF_8)));
IFFImageMetadata metadata = new IFFImageMetadata(header, null);
IFFImageMetadata metadata = new IFFImageMetadata(TYPE_8_BIT_PALETTE, header, header.colorMap());
IIOMetadataNode text = metadata.getStandardTextNode();
IIOMetadataNode text = getStandardNode(metadata, "Text");
assertNotNull(text);
assertEquals("Text", text.getNodeName());
assertEquals(texts.length, text.getLength());
@@ -509,10 +551,21 @@ public class IFFImageMetadataTest {
Form header = Form.ofType(IFF.TYPE_ILBM)
.with(new BMHDChunk(300, 200, 24, BMHDChunk.MASK_NONE, BMHDChunk.COMPRESSION_BYTE_RUN, 0));
IFFImageMetadata metadata = new IFFImageMetadata(header, null);
IFFImageMetadata metadata = new IFFImageMetadata(TYPE_24_BIT_RGB, header, header.colorMap());
IIOMetadataNode transparency = metadata.getStandardTransparencyNode();
assertNull(transparency); // No transparency, just defaults
IIOMetadataNode transparency = getStandardNode(metadata, "Transparency");
if (transparency != null) {
assertEquals("Transparency", transparency.getNodeName());
assertEquals(1, transparency.getLength());
IIOMetadataNode alpha = (IIOMetadataNode) transparency.getFirstChild();
assertEquals("Alpha", alpha.getNodeName());
assertEquals("none", alpha.getAttribute("value"));
assertNull(alpha.getNextSibling()); // No more children
}
// Otherwise, no transparency, just defaults
}
@Test
@@ -520,18 +573,18 @@ public class IFFImageMetadataTest {
Form header = Form.ofType(IFF.TYPE_ILBM)
.with(new BMHDChunk(300, 200, 32, BMHDChunk.MASK_HAS_MASK, BMHDChunk.COMPRESSION_BYTE_RUN, 0));
IFFImageMetadata metadata = new IFFImageMetadata(header, null);
IFFImageMetadata metadata = new IFFImageMetadata(TYPE_32_BIT_ARGB, header, header.colorMap());
IIOMetadataNode transparency = metadata.getStandardTransparencyNode();
IIOMetadataNode transparency = getStandardNode(metadata, "Transparency");
assertNotNull(transparency);
assertEquals("Transparency", transparency.getNodeName());
assertEquals(1, transparency.getLength());
IIOMetadataNode pixelAspectRatio = (IIOMetadataNode) transparency.getFirstChild();
assertEquals("Alpha", pixelAspectRatio.getNodeName());
assertEquals("nonpremultiplied", pixelAspectRatio.getAttribute("value"));
IIOMetadataNode alpha = (IIOMetadataNode) transparency.getFirstChild();
assertEquals("Alpha", alpha.getNodeName());
assertEquals("nonpremultiplied", alpha.getAttribute("value"));
assertNull(pixelAspectRatio.getNextSibling()); // No more children
assertNull(alpha.getNextSibling()); // No more children
}
@Test
@@ -540,28 +593,33 @@ public class IFFImageMetadataTest {
.with(new BMHDChunk(300, 200, 1, BMHDChunk.MASK_TRANSPARENT_COLOR, BMHDChunk.COMPRESSION_BYTE_RUN, 1));
byte[] bw = {0, (byte) 0xff};
IFFImageMetadata metadata = new IFFImageMetadata(header, new IndexColorModel(header.bitplanes(), bw.length, bw, bw, bw, header.transparentIndex()));
ImageTypeSpecifier fromIndexColorModel = ImageTypeSpecifiers.createFromIndexColorModel(new IndexColorModel(header.bitplanes(), bw.length, bw, bw, bw, header.transparentIndex()));
IFFImageMetadata metadata = new IFFImageMetadata(fromIndexColorModel, header, header.colorMap());
IIOMetadataNode transparency = metadata.getStandardTransparencyNode();
IIOMetadataNode transparency = getStandardNode(metadata, "Transparency");
assertNotNull(transparency);
assertEquals("Transparency", transparency.getNodeName());
assertEquals(1, transparency.getLength());
assertEquals(2, transparency.getLength());
IIOMetadataNode pixelAspectRatio = (IIOMetadataNode) transparency.getFirstChild();
assertEquals("TransparentIndex", pixelAspectRatio.getNodeName());
assertEquals("1", pixelAspectRatio.getAttribute("value"));
IIOMetadataNode alpha = (IIOMetadataNode) transparency.getFirstChild();
assertEquals("Alpha", alpha.getNodeName());
assertEquals("nonpremultiplied", alpha.getAttribute("value"));
assertNull(pixelAspectRatio.getNextSibling()); // No more children
IIOMetadataNode transparentIndex = (IIOMetadataNode) alpha.getNextSibling();
assertEquals("TransparentIndex", transparentIndex.getNodeName());
assertEquals("1", transparentIndex.getAttribute("value"));
assertNull(transparentIndex.getNextSibling()); // No more children
}
@Test
public void testStandardRGB8() throws IIOException {
Form header = Form.ofType(IFF.TYPE_RGB8)
.with(new BMHDChunk(300, 200, 25, BMHDChunk.MASK_NONE, BMHDChunk.COMPRESSION_BYTE_RUN, 0));
IFFImageMetadata metadata = new IFFImageMetadata(header, null);
IFFImageMetadata metadata = new IFFImageMetadata(TYPE_32_BIT_ARGB, header, header.colorMap());
// Chroma
IIOMetadataNode chroma = metadata.getStandardChromaNode();
IIOMetadataNode chroma = getStandardNode(metadata, "Chroma");
assertNotNull(chroma);
assertEquals("Chroma", chroma.getNodeName());
assertEquals(3, chroma.getLength());
@@ -581,7 +639,7 @@ public class IFFImageMetadataTest {
assertNull(blackIsZero.getNextSibling()); // No more children
// Data
IIOMetadataNode data = metadata.getStandardDataNode();
IIOMetadataNode data = getStandardNode(metadata, "Data");
assertNotNull(data);
assertEquals("Data", data.getNodeName());
assertEquals(3, data.getLength());
@@ -601,7 +659,7 @@ public class IFFImageMetadataTest {
assertNull(bitsPerSample.getNextSibling()); // No more children
// Transparency
IIOMetadataNode transparency = metadata.getStandardTransparencyNode();
IIOMetadataNode transparency = getStandardNode(metadata, "Transparency");
assertNotNull(transparency);
assertEquals("Transparency", transparency.getNodeName());
assertEquals(1, transparency.getLength());
@@ -624,10 +682,10 @@ public class IFFImageMetadataTest {
Form header = Form.ofType(IFF.TYPE_DEEP)
.with(new DGBLChunk(8))
.with(dpel);
IFFImageMetadata metadata = new IFFImageMetadata(header, null);
IFFImageMetadata metadata = new IFFImageMetadata(TYPE_32_BIT_ARGB_DEEP, header, header.colorMap());
// Chroma
IIOMetadataNode chroma = metadata.getStandardChromaNode();
IIOMetadataNode chroma = getStandardNode(metadata, "Chroma");
assertNotNull(chroma);
assertEquals("Chroma", chroma.getNodeName());
assertEquals(3, chroma.getLength());
@@ -649,7 +707,7 @@ public class IFFImageMetadataTest {
assertNull(blackIsZero.getNextSibling()); // No more children
// Data
IIOMetadataNode data = metadata.getStandardDataNode();
IIOMetadataNode data = getStandardNode(metadata, "Data");
assertNotNull(data);
assertEquals("Data", data.getNodeName());
assertEquals(3, data.getLength());
@@ -669,7 +727,7 @@ public class IFFImageMetadataTest {
assertNull(bitsPerSample.getNextSibling()); // No more children
// Transparency
IIOMetadataNode transparency = metadata.getStandardTransparencyNode();
IIOMetadataNode transparency = getStandardNode(metadata, "Transparency");
assertNotNull(transparency);
assertEquals("Transparency", transparency.getNodeName());
assertEquals(1, transparency.getLength());
@@ -680,4 +738,13 @@ public class IFFImageMetadataTest {
assertNull(alpha.getNextSibling()); // No more children
}
// TODO: Test RGB8 + ColorMap
private IIOMetadataNode getStandardNode(IIOMetadata metadata, String nodeName) {
IIOMetadataNode asTree = (IIOMetadataNode) metadata.getAsTree(IIOMetadataFormatImpl.standardMetadataFormatName);
NodeList nodes = asTree.getElementsByTagName(nodeName);
return nodes.getLength() > 0 ? (IIOMetadataNode) nodes.item(0) : null;
}
}