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https://issues.apache.org/jira/browse/PDFBOX-5787?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17828070#comment-17828070
]
Tilman Hausherr commented on PDFBOX-5787:
-----------------------------------------
Does it happen with the download from Oracle itself? If not, then this would
mean that this "Homebrew" project did something differently and then the bug
report should go to them.
https://www.oracle.com/java/technologies/downloads/#jdk21-mac
> LCMS error 13: Mismatched alpha channels
> ----------------------------------------
>
> Key: PDFBOX-5787
> URL: https://issues.apache.org/jira/browse/PDFBOX-5787
> Project: PDFBox
> Issue Type: Bug
> Components: Rendering
> Affects Versions: 3.0.2 PDFBox
> Reporter: Niklas
> Priority: Major
> Attachments: CGATS001Compat-v2-micro.icc
>
>
> Using Kotlin to load the first page and trying to render it as an
> `BufferedImage`:
> ```kotlin
> val pdf = Loader.loadPDF(file)
> val preview = PDFRenderer(pdf).renderImage(0, 1.0f)
> ```
> with a PDF, I'm running into:
> ```
> Exception in thread "main" java.awt.color.CMMException: LCMS error 13:
> Mismatched alpha channels
> at java.desktop/sun.java2d.cmm.lcms.LCMS.createNativeTransform(Native
> Method)
> at java.desktop/sun.java2d.cmm.lcms.LCMS.createTransform(LCMS.java:113)
> at
> java.desktop/sun.java2d.cmm.lcms.LCMSTransform.doTransform(LCMSTransform.java:114)
> at
> java.desktop/sun.java2d.cmm.lcms.LCMSTransform.colorConvert(LCMSTransform.java:149)
> at
> java.desktop/java.awt.image.ColorConvertOp.ICCBIFilter(ColorConvertOp.java:350)
> at
> java.desktop/java.awt.image.ColorConvertOp.filter(ColorConvertOp.java:277)
> at
> org.apache.pdfbox.pdmodel.graphics.color.PDColorSpace.toRGBImageAWT(PDColorSpace.java:375)
> at
> org.apache.pdfbox.pdmodel.graphics.color.PDDeviceCMYK.toRGBImageAWT(PDDeviceCMYK.java:212)
> at
> org.apache.pdfbox.pdmodel.graphics.color.PDDeviceCMYK.toRGBImage(PDDeviceCMYK.java:159)
> at
> org.apache.pdfbox.pdmodel.graphics.image.SampledImageReader.from8bit(SampledImageReader.java:506)
> at
> org.apache.pdfbox.pdmodel.graphics.image.SampledImageReader.getRGBImage(SampledImageReader.java:217)
> at
> org.apache.pdfbox.pdmodel.graphics.image.PDImageXObject.getImage(PDImageXObject.java:477)
> at
> org.apache.pdfbox.pdmodel.graphics.image.PDImageXObject.getImage(PDImageXObject.java:438)
> at org.apache.pdfbox.rendering.PageDrawer.drawImage(PageDrawer.java:1106)
> at
> org.apache.pdfbox.contentstream.operator.graphics.DrawObject.process(DrawObject.java:74)
> at
> org.apache.pdfbox.contentstream.PDFStreamEngine.processOperator(PDFStreamEngine.java:893)
> at
> org.apache.pdfbox.contentstream.PDFStreamEngine.processStreamOperators(PDFStreamEngine.java:531)
> at
> org.apache.pdfbox.contentstream.PDFStreamEngine.processStream(PDFStreamEngine.java:506)
> at
> org.apache.pdfbox.contentstream.PDFStreamEngine.processPage(PDFStreamEngine.java:153)
> at org.apache.pdfbox.rendering.PageDrawer.drawPage(PageDrawer.java:286)
> at
> org.apache.pdfbox.rendering.PDFRenderer.renderImage(PDFRenderer.java:330)
> at
> org.apache.pdfbox.rendering.PDFRenderer.renderImage(PDFRenderer.java:247)
> at
> org.apache.pdfbox.rendering.PDFRenderer.renderImage(PDFRenderer.java:207)
> ```
> Would it be possible to somehow privately share the PDF? It's slightly
> sensitive as it is from a customer of mine and I would not want to share it
> publicly.
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