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Posted to dev@pdfbox.apache.org by "Andreas Lehmkühler (Jira)" <ji...@apache.org> on 2019/12/23 22:17:02 UTC
[jira] [Closed] (PDFBOX-4691) JPEGFactory should not decode JPEG
files when only meta data is needed
[ https://issues.apache.org/jira/browse/PDFBOX-4691?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Andreas Lehmkühler closed PDFBOX-4691.
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> JPEGFactory should not decode JPEG files when only meta data is needed
> ----------------------------------------------------------------------
>
> Key: PDFBOX-4691
> URL: https://issues.apache.org/jira/browse/PDFBOX-4691
> Project: PDFBox
> Issue Type: Improvement
> Affects Versions: 2.0.17
> Reporter: Tilman Hausherr
> Assignee: Tilman Hausherr
> Priority: Major
> Labels: optimization
> Fix For: 2.0.18, 3.0.0 PDFBox
>
>
> {{JPEGFactory.createFromByteArray}} calls {{JPEGFactory.readJPEGRaster}} to get the (decoded) raster although only meta data (size and number of data elements) is needed. This should be optimized so that only the meta data is used, if possible. The current behavior should be kept as fallback.
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