[PDFBOX-2726] org.apache.pdfbox.cos.COSArray cannot be cast to org.apache.pdfbox.cos.COSDictionary

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.8.8, 1.8.9, 2.0.0
• Fix Version/s: 1.8.9, 2.0.0
• Labels: JBIG2
• Environment: levigo-jbig2-imageio-1.6.1.jar, jai_codec.jar, jai_imageio.jar
• Assignee: Tilman Hausherr
• Reporter: Dmitry Andreev
• Created: 23/Mar/15 09:25
• Updated: 28/Mar/15 14:10
• Resolved: 24/Mar/15 07:32

Description

When I start .convertToImage() this error is occur:

org.apache.pdfbox.pdmodel.graphics.xobject.PDPixelMap getRGBImage
SEVERE: java.lang.ClassCastException: org.apache.pdfbox.cos.COSArray cannot be cast to org.apache.pdfbox.cos.COSDictionary
java.lang.ClassCastException: org.apache.pdfbox.cos.COSArray cannot be cast to org.apache.pdfbox.cos.COSDictionary
at org.apache.pdfbox.filter.JBIG2Filter.decode(JBIG2Filter.java:73)
at org.apache.pdfbox.cos.COSStream.doDecode(COSStream.java:351)
at org.apache.pdfbox.cos.COSStream.doDecode(COSStream.java:299)
at org.apache.pdfbox.cos.COSStream.getUnfilteredStream(COSStream.java:225)
at org.apache.pdfbox.pdmodel.common.PDStream.createInputStream(PDStream.java:232)
at org.apache.pdfbox.pdmodel.common.PDStream.getByteArray(PDStream.java:510)
at org.apache.pdfbox.pdmodel.graphics.xobject.PDPixelMap.getRGBImage(PDPixelMap.java:254)
at org.apache.pdfbox.pdmodel.graphics.xobject.PDXObjectImage.mask(PDXObjectImage.java:221)
at org.apache.pdfbox.pdmodel.graphics.xobject.PDXObjectImage.applyMasks(PDXObjectImage.java:154)
at org.apache.pdfbox.pdmodel.graphics.xobject.PDPixelMap.getRGBImage(PDPixelMap.java:365)
at org.apache.pdfbox.util.operator.pagedrawer.Invoke.process(Invoke.java:87)
at org.apache.pdfbox.util.PDFStreamEngine.processOperator(PDFStreamEngine.java:557)
at org.apache.pdfbox.util.PDFStreamEngine.processSubStream(PDFStreamEngine.java:268)
at org.apache.pdfbox.util.PDFStreamEngine.processSubStream(PDFStreamEngine.java:235)
at org.apache.pdfbox.util.PDFStreamEngine.processStream(PDFStreamEngine.java:215)
at org.apache.pdfbox.pdfviewer.PageDrawer.drawPage(PageDrawer.java:139)
at org.apache.pdfbox.pdmodel.PDPage.convertToImage(PDPage.java:801)
at org.apache.pdfbox.pdmodel.PDPage.convertToImage(PDPage.java:732)
at com.sign.PDFCutter.PDFCut(PDFCutter.java:75)
at com.sign.CopyFileTree.visitFile(CopyFileTree.java:103)
at com.sign.CopyFileTree.visitFile(CopyFileTree.java:21)
at java.nio.file.Files.walkFileTree(Files.java:2667)
at java.nio.file.Files.walkFileTree(Files.java:2739)
at com.sign.Copy.main(Copy.java:158)

and some resulting images are blank, some images in grey shades with fading text