Shiva Sathiraju created PDFBOX-2654:
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Summary: Null Pointer exception while reading a gif file
Key: PDFBOX-2654
URL: https://issues.apache.org/jira/browse/PDFBOX-2654
Project: PDFBox
Issue Type: Test
Components: PDModel
Affects Versions: 1.8.8
Environment: JDK 1.8.0_25 Running on Mac OsX 10.10.2
Reporter: Shiva Sathiraju
Null Pointer exception while reading a gif file before writing it to a pdf
file. I am able to write jpg's successfully to the pdf. The code snippet that I
use to write to a pdf, Can you please help ?
public void generatePDF() throws
IOException,COSVisitorException,FileNotFoundException
{
PDDocument report_pdf = new PDDocument();
PDPage pdfpage1 = new PDPage(PDPage.PAGE_SIZE_LETTER);
PDRectangle text_dimensions = pdfpage1.getMediaBox();
PDXObjectImage pdfImage = null;
PDPageContentStream stream = new
PDPageContentStream(report_pdf, pdfpage1);
stream.setFont(PDType1Font.HELVETICA, 30);
stream.beginText();
stream.moveTextPositionByAmount(130,text_dimensions.getHeight()-50);
stream.drawString("Hello");
stream.endText();
BufferedImage awtImage = ImageIO.read(new
File("/var/tmp/test1.gif"));
//pdfImage = new PDJpeg(report_pdf,awtImage);
pdfImage = new PDPixelMap(report_pdf, awtImage);
stream.drawImage(pdfImage, 60, 120 );
//stream.drawXObject(pdfImage, 150, 400, pdfImage.getWidth()*10,
pdfImage.getHeight()*20);
stream.close();
report_pdf.addPage(pdfpage1);
report_pdf.save(new File("/var/tmp/report.pdf"));
}
Throws an error
#################################################
Exception in thread "main" java.lang.NullPointerException
at
org.apache.pdfbox.pdmodel.graphics.xobject.PDXObjectImage.extractAlphaImage(PDXObjectImage.java:499)
at
org.apache.pdfbox.pdmodel.graphics.xobject.PDPixelMap.createImageStream(PDPixelMap.java:122)
at
org.apache.pdfbox.pdmodel.graphics.xobject.PDPixelMap.<init>(PDPixelMap.java:86)
at
org.reports.ReportGenerator.ReportGenerator.generatePDF(ReportGenerator.java:122)
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