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https://issues.apache.org/jira/browse/PDFBOX-4550?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16845060#comment-16845060
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Tilman Hausherr edited comment on PDFBOX-4550 at 5/21/19 5:24 PM:
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Now the file of PDFBOX-4549 no longer extracts. This is because now the cmap
name ("UTF-8") is taken into consideration.
was (Author: tilman):
Now the file of PDFBOX-4549 no longer extracts.
> Poor performance with corrupt ToUnicode stream
> ----------------------------------------------
>
> Key: PDFBOX-4550
> URL: https://issues.apache.org/jira/browse/PDFBOX-4550
> Project: PDFBox
> Issue Type: Bug
> Components: Rendering, Text extraction
> Affects Versions: 2.0.15
> Reporter: Tilman Hausherr
> Assignee: Andreas Lehmkühler
> Priority: Major
> Fix For: 2.0.16, 3.0.0 PDFBox
>
> Attachments: PDFBOX-3442-DirectResources.pdf,
> PDFBOX-3442-DirectResources_unc.pdf, pdnekz1gvl7.pdf
>
>
> A confidential file with lots of corrupt streams has ToUnicode stream with
> corrupt contents in the beginbfrange segment where start and end have
> different lengths. This leads to poor performance. Such entries can be
> skipped.
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