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Posted to dev@pdfbox.apache.org by "Tilman Hausherr (JIRA)" <ji...@apache.org> on 2016/01/07 17:18:39 UTC
[jira] [Commented] (PDFBOX-3185) PDFRenderer generates blank image
[ https://issues.apache.org/jira/browse/PDFBOX-3185?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15087645#comment-15087645 ]
Tilman Hausherr commented on PDFBOX-3185:
-----------------------------------------
Did you get any log output? What extra libraries did you use? Your file requires a JBIG2 decoder.
https://pdfbox.apache.org/2.0/dependencies.html
> PDFRenderer generates blank image
> ----------------------------------
>
> Key: PDFBOX-3185
> URL: https://issues.apache.org/jira/browse/PDFBOX-3185
> Project: PDFBox
> Issue Type: Bug
> Components: Rendering
> Affects Versions: 2.0.0
> Environment: Windows 10
> java version "1.8.0_60"
> Java(TM) SE Runtime Environment (build 1.8.0_60-b27)
> Java HotSpot(TM) 64-Bit Server VM (build 25.60-b23, mixed mode)
> Reporter: Johan Walter
> Fix For: 2.0.0
>
> Attachments: a.pdf, a.png
>
>
> Run this:
> {code:java}
> @Test
> public void testRendering() throws IOException {
> File pdfFile = new File("a.pdf");
> Assert.assertTrue(pdfFile.canRead());
> PDDocument document = PDDocument.load(pdfFile);
> Assert.assertEquals(2, document.getNumberOfPages());
> PDFRenderer pdfRenderer = new PDFRenderer(document);
> BufferedImage firstPageImage = pdfRenderer.renderImage(0, 1, ImageType.RGB);
> File pngFile = new File("a.png");
> ImageIO.write(firstPageImage, "png", pngFile);
> }
> {code}
> The generated image is blank.
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