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Posted to dev@pdfbox.apache.org by "Andreas Lehmkühler (Jira)" <ji...@apache.org> on 2020/07/22 06:08:00 UTC
[jira] [Resolved] (PDFBOX-4916) Use dedicated scale and translate
operations instead of concatenate where possible
[ https://issues.apache.org/jira/browse/PDFBOX-4916?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Andreas Lehmkühler resolved PDFBOX-4916.
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Fix Version/s: 3.0.0 PDFBox
Resolution: Fixed
I've some additional tests, see PDFBOX-4892.
Set to resolved, thanks [~Faltiska]
> Use dedicated scale and translate operations instead of concatenate where possible
> ----------------------------------------------------------------------------------
>
> Key: PDFBOX-4916
> URL: https://issues.apache.org/jira/browse/PDFBOX-4916
> Project: PDFBox
> Issue Type: Improvement
> Components: Text extraction
> Affects Versions: 2.0.20, 3.0.0 PDFBox
> Reporter: Alfred
> Assignee: Andreas Lehmkühler
> Priority: Minor
> Fix For: 3.0.0 PDFBox
>
> Attachments: PDFBOX-4916.patch
>
>
> LegacyPDFStreamEngine does translating and scaling using the generic concatenate matrix ops.
> A scale or a translate require much less multiplications and so there's room to improve there.
> I have the code ready and I will submit a patch right away.
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