Details
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Improvement
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Status: Open
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Major
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Resolution: Unresolved
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1.0-alpha1
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None
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None
Description
Tiff with JPEG, Zip compression fails to decompress with the below exception:
org.apache.commons.imaging.ImageReadException: Tiff: unknown/unsupported compression: 7 at org.apache.commons.imaging.formats.tiff.datareaders.DataReader.decompress(DataReader.java:215) at org.apache.commons.imaging.formats.tiff.datareaders.DataReaderStrips.readImageData(DataReaderStrips.java:210) at org.apache.commons.imaging.formats.tiff.TiffImageParser.getBufferedImage(TiffImageParser.java:650) at org.apache.commons.imaging.formats.tiff.TiffDirectory.getTiffImage(TiffDirectory.java:157) at org.apache.commons.imaging.formats.tiff.TiffImageParser.getBufferedImage(TiffImageParser.java:463) at org.apache.commons.imaging.Imaging.getBufferedImage(Imaging.java:1407) at org.apache.commons.imaging.Imaging.getBufferedImage(Imaging.java:1370)
From the documentation , it seems this compression format is not supported. Excerpt from the document below:
Supported through version 6.0. TIFFs is a open-ended container format, so it's not possible to support every possibly variation. Supports Bi-Level, Palette/Indexed, RGB, CMYK, YCbCr, CIELab and LOGLUV images. Supports reading and writing LZW, CCITT Modified Huffman/Group 3/Group 4, and Packbits/RLE compression. Notably missing other forms of compression though, including JPEG. Supports reading Tiled images.
This ticket is logged to add JPEG/Zip compression format support.
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