[jira] [Updated] (PDFBOX-2203) java.lang.IllegalArgumentException: alpha value out of range

["Tilman Hausherr (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/PDFBOX-2203?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Tilman Hausherr updated PDFBOX-2203:
------------------------------------

    Attachment: PDFBOX-2203-019672.pdf

> java.lang.IllegalArgumentException: alpha value out of range
> ------------------------------------------------------------
>
>                 Key: PDFBOX-2203
>                 URL: https://issues.apache.org/jira/browse/PDFBOX-2203
>             Project: PDFBox
>          Issue Type: Bug
>          Components: Rendering
>    Affects Versions: 2.0.0
>            Reporter: Tilman Hausherr
>            Assignee: Tilman Hausherr
>             Fix For: 2.0.0
>
>         Attachments: PDFBOX-2203-019672.pdf
>
>
> I get this with the attached file:
> {code}
> java.lang.IllegalArgumentException: alpha value out of range
> 	at java.awt.AlphaComposite.<init>(AlphaComposite.java:624)
> 	at java.awt.AlphaComposite.getInstance(AlphaComposite.java:689)
> 	at org.apache.pdfbox.pdmodel.graphics.blend.BlendComposite.getInstance(BlendComposite.java:45)
> 	at org.apache.pdfbox.pdmodel.graphics.state.PDGraphicsState.getStrokeJavaComposite(PDGraphicsState.java:577)
> 	at org.apache.pdfbox.rendering.PageDrawer.strokePath(PageDrawer.java:939)
> 	at org.apache.pdfbox.util.operator.pagedrawer.StrokePath.process(StrokePath.java:37)
> {code}
> The file has a CA and ca of 1.005 in ExtGState which is incorrect. 
> I will fix this by clipping the alphaConstant to a 0..1 interval and put out a warning.



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