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https://issues.apache.org/jira/browse/PDFBOX-892?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Marko Mocnik updated PDFBOX-892:
--------------------------------
Attachment: culprit.pdf
ImagePdfBoxTest2.java
Test program and document which show the ClassCastException
> ClassCastException in PDXObjectImage.getMask
> --------------------------------------------
>
> Key: PDFBOX-892
> URL: https://issues.apache.org/jira/browse/PDFBOX-892
> Project: PDFBox
> Issue Type: Bug
> Components: PDModel
> Affects Versions: 1.3.1
> Reporter: Marko Mocnik
> Attachments: culprit.pdf, ImagePdfBoxTest2.java
>
>
> Certain /FlateDecode encoded images which contain a Mask Dictionary cause the
> getRGBImage() method to fail with the following exception:
> java.lang.ClassCastException: org.apache.pdfbox.cos.COSStream cannot be cast
> to org.apache.pdfbox.cos.COSArray
> at
> org.apache.pdfbox.pdmodel.graphics.xobject.PDXObjectImage.getMask(PDXObjectImage.java:364)
> at
> org.apache.pdfbox.pdmodel.graphics.xobject.PDPixelMap.getRGBImage(PDPixelMap.java:205)
> at
> org.apache.pdfbox.pdmodel.graphics.xobject.PDPixelMap.write2OutputStream(PDPixelMap.java:310)
> at
> org.apache.pdfbox.pdmodel.graphics.xobject.PDXObjectImage.write2file(PDXObjectImage.java:139)
> at ImagePdfBoxTest2.main(ImagePdfBoxTest2.java:41)
> I will attach a simple test program and a test dokument which was created
> with OpenOffice 3.2.
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