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Code Issues Projects Releases Wiki Activity

Better support for ImageTypeSpecifiers with IndexColorModel.

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This commit is contained in:
Harald Kuhr
2023-09-22 11:52:11 +02:00
parent b55d4e8c1b
commit 4513b0c166
5 changed files with 106 additions and 16 deletions
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imageio/imageio-tiff/src/main/java/com/twelvemonkeys/imageio/plugins/tiff/TIFFImageWriter.java
+4 -3
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@@ -40,6 +40,7 @@ import com.twelvemonkeys.imageio.metadata.tiff.TIFFEntry;
import com.twelvemonkeys.imageio.metadata.tiff.TIFFWriter;
import com.twelvemonkeys.imageio.stream.SubImageOutputStream;
import com.twelvemonkeys.imageio.util.IIOUtil;
import com.twelvemonkeys.imageio.util.ImageTypeSpecifiers;
import com.twelvemonkeys.imageio.util.ProgressListenerBase;
import com.twelvemonkeys.io.enc.EncoderStream;
import com.twelvemonkeys.io.enc.PackBitsEncoder;
@@ -149,9 +150,9 @@ public final class TIFFImageWriter extends ImageWriterBase {
RenderedImage renderedImage = image.getRenderedImage();
SampleModel sampleModel = renderedImage.getSampleModel();
// Can't use createFromRenderedImage in this case, as it does not consider palette for TYPE_BYTE_BINARY...
// TODO: Consider writing workaround in ImageTypeSpecifiers
ImageTypeSpecifier spec = new ImageTypeSpecifier(renderedImage);
// Need ImageTypeSpecifiers.createFromRenderedImage in this case, as the JDK method does not consider
// palette for TYPE_BYTE_BINARY/TYPE_BYTE_INDEXED...
ImageTypeSpecifier spec = ImageTypeSpecifiers.createFromRenderedImage(renderedImage);
// TODO: Handle case where convertImageMetadata returns null, due to unknown metadata format, or reconsider if that's a valid case...
TIFFImageMetadata metadata = image.getMetadata() != null