Hi,
Am 29.10.2015 um 11:03 schrieb 郭峰:
*I am using pdfbox to convert pdf to image. When I convert the pdf file which
is in the attachment, it throws IOException: Invalid characters codes:*
Your file didn't make it due to some restrictions to the mailing list, but I got
a hand on it as your post went through the moderation queue.
It looks like your problem is related to PDFBOX-2950 [1]
BR
Andreas
[1] https://issues.apache.org/jira/browse/PDFBOX-2950
java.io.IOException: Invalid characters codes
at org.apache.fontbox.ttf.CmapSubtable.processSubtype12(CmapSubtable.java:237)
at org.apache.fontbox.ttf.CmapSubtable.initSubtable(CmapSubtable.java:107)
at org.apache.fontbox.ttf.CmapTable.read(CmapTable.java:84)
at org.apache.fontbox.ttf.TrueTypeFont.readTable(TrueTypeFont.java:377)
at org.apache.fontbox.ttf.TrueTypeFont.getCmap(TrueTypeFont.java:282)
at org.apache.fontbox.ttf.TrueTypeFont.getUnicodeCmap(TrueTypeFont.java:524)
at org.apache.fontbox.ttf.TrueTypeFont.nameToGID(TrueTypeFont.java:582)
at org.apache.fontbox.ttf.TrueTypeFont.getWidth(TrueTypeFont.java:644)
at
org.apache.pdfbox.pdmodel.font.PDCIDFontType0.getWidthFromFont(PDCIDFontType0.java:372)
at
org.apache.pdfbox.pdmodel.font.PDType0Font.getWidthFromFont(PDType0Font.java:382)
at org.apache.pdfbox.rendering.PageDrawer.drawGlyph2D(PageDrawer.java:349)
at org.apache.pdfbox.rendering.PageDrawer.showFontGlyph(PageDrawer.java:324)
at
org.apache.pdfbox.contentstream.PDFStreamEngine.showGlyph(PDFStreamEngine.java:735)
at
org.apache.pdfbox.contentstream.PDFStreamEngine.showText(PDFStreamEngine.java:692)
at
org.apache.pdfbox.contentstream.PDFStreamEngine.showTextString(PDFStreamEngine.java:560)
at
org.apache.pdfbox.contentstream.operator.text.ShowText.process(ShowText.java:50)
at
org.apache.pdfbox.contentstream.PDFStreamEngine.processOperator(PDFStreamEngine.java:806)
at
org.apache.pdfbox.contentstream.PDFStreamEngine.processStreamOperators(PDFStreamEngine.java:468)
at
org.apache.pdfbox.contentstream.PDFStreamEngine.processStream(PDFStreamEngine.java:442)
at
org.apache.pdfbox.contentstream.PDFStreamEngine.processPage(PDFStreamEngine.java:149)
at org.apache.pdfbox.rendering.PageDrawer.drawPage(PageDrawer.java:179)
at org.apache.pdfbox.rendering.PDFRenderer.renderPage(PDFRenderer.java:208)
at org.apache.pdfbox.rendering.PDFRenderer.renderImage(PDFRenderer.java:139)
at
org.apache.pdfbox.rendering.PDFRenderer.renderImageWithDPI(PDFRenderer.java:80)
*here is my test code:*
private static void pdfToImage(String filePath, String filename)
throws IOException {
String fullPath = filePath + filename;
File pdfFile = new File(fullPath);
PDDocument document = null;
document = PDDocument.load(pdfFile);
PDFRenderer renderer = new PDFRenderer(document);
int numPages = document.getNumberOfPages();
int count = 1;
for (int i = 0; i < numPages; i++) {
BufferedImage image = renderer.renderImageWithDPI(i, 300);
File imageFile = new File(filePath + File.separator
+ FilenameUtils.getBaseName(filename) + File.separator
+ FilenameUtils.getBaseName(filename) + "_" + count++
+ ".jpg");
imageFile.mkdirs();
ImageIO.write(image, "jpg", imageFile);
}
}
*please give me some help, thanks!*
*
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