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#1058: JPEG fix ClassCastException for Unknown segments

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This commit is contained in:
Harald Kuhr 2024-11-19 10:36:12 +01:00
parent 34c9b9b4b5
commit 9610256ddb
3 changed files with 4 additions and 2 deletions
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3
imageio/imageio-jpeg/src/main/java/com/twelvemonkeys/imageio/plugins/jpeg/JPEGImage10Metadata.java
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@ -268,7 +268,8 @@ class JPEGImage10Metadata extends AbstractMetadata {
default:
IIOMetadataNode unknown = new IIOMetadataNode("unknown");
unknown.setAttribute("MarkerTag", String.valueOf(segment.marker & 0xFF));
unknown.setUserObject(((Application) segment).data);
byte[] data = segment instanceof Application ? ((Application) segment).data : ((Unknown) segment).data;
unknown.setUserObject(data);
markerSequence.appendChild(unknown);
break;

3
imageio/imageio-jpeg/src/test/java/com/twelvemonkeys/imageio/plugins/jpeg/JPEGImageReaderTest.java
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@ -114,7 +114,8 @@ public class JPEGImageReaderTest extends ImageReaderAbstractTest<JPEGImageReader
new TestData(getClassLoaderResource("/jpeg-lossless/24_ls.jpg"), new Dimension(800, 535)), // Lossless RGB, 8 bit per component (24 bit)
new TestData(getClassLoaderResource("/jpeg-lossless/f-18.jpg"), new Dimension(320, 240)), // Lossless RGB, 3 DHTs
new TestData(getClassLoaderResource("/jpeg-lossless/testimg_rgb.jpg"), new Dimension(227, 149)), // Lossless RGB, 8 bit per component (24 bit)
new TestData(getClassLoaderResource("/jpeg-lossless/testimg_gray.jpg"), new Dimension(512, 512)) // Lossless gray, 16 bit
new TestData(getClassLoaderResource("/jpeg-lossless/testimg_gray.jpg"), new Dimension(512, 512)), // Lossless gray, 16 bit
new TestData(getClassLoaderResource("/jpeg/dnl-marker.jpg"), new Dimension(194, 132)) // Define Number of Lines marker
);
// More test data in specific tests below

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imageio/imageio-jpeg/src/test/resources/jpeg/dnl-marker.jpg Normal file
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