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https://issues.apache.org/jira/browse/PDFBOX-2364?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14142150#comment-14142150
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Tilman Hausherr commented on PDFBOX-2364:
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Here's a thread (in german) that it doesn't work:
https://groups.google.com/forum/#!msg/de.comp.lang.java/v5vbtL955io/HUaFiZvScZwJ
Here an answer that doesn't really help:
https://community.oracle.com/thread/1686209?start=0&tstart=0
This bug report suggests that scale to gray does exist:
http://bugs.java.com/view_bug.do?bug_id=4325646
However searching not for the term but for the purpose find this, which could
be useful:
- Class SubsampleBinaryToGrayDescriptor
- Image.getScaledInstance()
https://stackoverflow.com/questions/3967731/java-scale-image-best-practice
https://today.java.net/pub/a/today/2007/04/03/perils-of-image-getscaledinstance.html
I haven't tested it.
> CCITT image renders incorrectly
> -------------------------------
>
> Key: PDFBOX-2364
> URL: https://issues.apache.org/jira/browse/PDFBOX-2364
> Project: PDFBox
> Issue Type: Bug
> Components: Rendering
> Affects Versions: 2.0.0
> Reporter: John Hewson
> Labels: CCITTFaxDecode, ccitt
> Attachments: PDFBOX-2338-2038866.jpg, PDFBOX-2338-p6.jpg
>
>
> The file from PDFBOX-2338 has a CCITT image on p6 which renders incorrectly.
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