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https://issues.apache.org/jira/browse/PDFBOX-1731?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13988814#comment-13988814
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Tilman Hausherr commented on PDFBOX-1731:
-----------------------------------------
[~paulocamargomello] does your problem still happen with the current (just
released) version? We have lessened the memory footprint somewhat.
> Converting pdf to Image
> -----------------------
>
> Key: PDFBOX-1731
> URL: https://issues.apache.org/jira/browse/PDFBOX-1731
> Project: PDFBox
> Issue Type: Bug
> Affects Versions: 1.8.2
> Environment: Windows 8 and Linux
> JDK 1.7
> Reporter: Paulo R C Mello Junior
> Labels: newbie
>
> I'm trying to convert a pdf page to image but an exception occurs:
> 17:28:20,652 ERROR [org.apache.pdfbox.pdmodel.graphics.xobject.PDPixelMap]
> (Thread-69) Something went wrong ... the pixelmap doesn't contain any data.
> 17:28:20,654 WARN [org.apache.pdfbox.util.operator.pagedrawer.Invoke]
> (Thread-69) getRGBImage returned NULL
> 17:28:20,661 INFO [org.apache.pdfbox.util.PDFStreamEngine] (Thread-69)
> unsupported/disabled operation: i
> 17:28:36,809 ERROR [stderr] (Thread-70) Exception in thread "Thread-70"
> java.lang.OutOfMemoryError: Java heap space
> 17:28:36,811 ERROR [stderr] (Thread-70) at
> java.awt.image.DataBufferByte.<init>(DataBufferByte.java:92)
> 17:28:36,812 ERROR [stderr] (Thread-70) at
> java.awt.image.ComponentSampleModel.createDataBuffer(ComponentSampleModel.java:415)
> 17:28:36,814 ERROR [stderr] (Thread-70) at
> java.awt.image.Raster.createWritableRaster(Raster.java:941)
> 17:28:36,814 ERROR [stderr] (Thread-70) at
> javax.imageio.ImageTypeSpecifier.createBufferedImage(ImageTypeSpecifier.java:1073)
> 17:28:36,815 ERROR [stderr] (Thread-70) at
> javax.imageio.ImageReader.getDestination(ImageReader.java:2896)
> 17:28:36,816 ERROR [stderr] (Thread-70) at
> com.sun.imageio.plugins.jpeg.JPEGImageReader.readInternal(JPEGImageReader.java:1066)
> 17:28:36,817 ERROR [stderr] (Thread-70) at
> com.sun.imageio.plugins.jpeg.JPEGImageReader.read(JPEGImageReader.java:1034)
> 17:28:36,818 ERROR [stderr] (Thread-70) at
> javax.imageio.ImageIO.read(ImageIO.java:1448)
> 17:28:36,818 ERROR [stderr] (Thread-70) at
> javax.imageio.ImageIO.read(ImageIO.java:1352)
> 17:28:36,819 ERROR [stderr] (Thread-70) at
> org.apache.pdfbox.pdmodel.graphics.xobject.PDJpeg.getRGBImage(PDJpeg.java:264)
> 17:28:36,820 ERROR [stderr] (Thread-70) at
> org.apache.pdfbox.util.operator.pagedrawer.Invoke.process(Invoke.java:83)
> 17:28:36,821 ERROR [stderr] (Thread-70) at
> org.apache.pdfbox.util.PDFStreamEngine.processOperator(PDFStreamEngine.java:554)
> 17:28:36,823 ERROR [stderr] (Thread-70) at
> org.apache.pdfbox.util.PDFStreamEngine.processSubStream(PDFStreamEngine.java:268)
> 17:28:36,824 ERROR [stderr] (Thread-70) at
> org.apache.pdfbox.util.PDFStreamEngine.processSubStream(PDFStreamEngine.java:235)
> 17:28:36,825 ERROR [stderr] (Thread-70) at
> org.apache.pdfbox.util.PDFStreamEngine.processStream(PDFStreamEngine.java:215)
> 17:28:36,826 ERROR [stderr] (Thread-70) at
> org.apache.pdfbox.pdfviewer.PageDrawer.drawPage(PageDrawer.java:125)
> 17:28:36,827 ERROR [stderr] (Thread-70) at
> org.apache.pdfbox.pdmodel.PDPage.convertToImage(PDPage.java:769)
> My code:
> public static List<BufferedImage> getPdfPagesAsImages(String pdfPath)
> throws IOException {
> File f = new File(pdfPath);
> PDDocument pdfDocument = null;
> pdfDocument = PDDocument.loadNonSeq(f, null);
> List<BufferedImage> bImages = new ArrayList<BufferedImage>();
> try {
> System.out.println(pdfPath);
> int resolution = 185;
> if (pdfDocument != null) {
> @SuppressWarnings("unchecked")
> List<PDPage> pages = (List<PDPage>) pdfDocument
>
> .getDocumentCatalog().getAllPages();
> for (PDPage p : pages) {
> BufferedImage convertedImage =
> p.convertToImage(
>
> BufferedImage.TYPE_INT_RGB, resolution);
> if (isNegativeImage(convertedImage)) {
>
> bImages.add(invertNegativeImage(convertedImage));
> } else {
> bImages.add(convertedImage);
> }
> }
> }
> } catch (FileNotFoundException e) {
> e.printStackTrace();
> e.getMessage();
> e.getCause();
> } catch (IOException e) {
> e.printStackTrace();
> e.getMessage();
> e.getCause();
> } catch (Exception e) {
> e.printStackTrace();
> e.getMessage();
> e.getCause();
> } finally {
> pdfDocument.close();
> }
> return bImages;
> }
> I atached my pdf.
> I have e10000 pdf to verify and about 30% throws this kind of exception
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