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From "ASF subversion and git services (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (PDFBOX-4550) Poor performance with corrupt ToUnicode stream
Date Wed, 22 May 2019 05:55:00 GMT

    [ https://issues.apache.org/jira/browse/PDFBOX-4550?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16845551#comment-16845551
] 

ASF subversion and git services commented on PDFBOX-4550:
---------------------------------------------------------

Commit 1859687 from lehmi@apache.org in branch 'pdfbox/branches/issue45'
[ https://svn.apache.org/r1859687 ]

PDFBOX-4550: improve the replacement of a buggy identity cmap

> 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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