Package net.sourceforge.tess4j.util

Class PdfUtilities

java.lang.Object

net.sourceforge.tess4j.util.PdfUtilities

public class PdfUtilities
extends Object

PDF utilities based on Ghostscript or PDFBox with Ghostscript as default. If Ghostscript is not available on the system, then PDFBox is used. Call System.setProperty(PDF_LIBRARY, PDFBOX); to set PDFBox as default.

Field Summary

Fields

Modifier and Type	Field	Description
static final String	PDF_LIBRARY
static final String	PDFBOX

Constructor Summary

Constructors

Constructor	Description
PdfUtilities()

Method Summary

Modifier and Type	Method	Description
static File[]	convertPdf2Png(File inputPdfFile)	Converts PDF to PNG format.
static File	convertPdf2Tiff(File inputPdfFile)	Converts PDF to TIFF format.
static int	getPdfPageCount(File inputPdfFile)	Gets PDF Page Count.
static int	getPdfPageCount(String inputPdfFile)	Deprecated. As of Release 3.0.
static void	mergePdf(File[] inputPdfFiles, File outputPdfFile)	Merges PDF files.
static void	splitPdf(File inputPdfFile, File outputPdfFile, int firstPage, int lastPage)	Splits PDF.
static void	splitPdf(String inputPdfFile, String outputPdfFile, String firstPage, String lastPage)	Deprecated. As of Release 3.0.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

PDF_LIBRARY

public static final String PDF_LIBRARY

See Also:

• Constant Field Values

PDFBOX

public static final String PDFBOX

See Also:

• Constant Field Values

Constructor Details

PdfUtilities

public PdfUtilities()

Method Details

convertPdf2Tiff

public static File convertPdf2Tiff(File inputPdfFile)
                            throws IOException

Converts PDF to TIFF format.

Parameters:

inputPdfFile - input file

Returns:

a multi-page TIFF image

Throws:

IOException

convertPdf2Png

public static File[] convertPdf2Png(File inputPdfFile)
                             throws IOException

Converts PDF to PNG format.

Parameters:

inputPdfFile - input file

Returns:

an array of PNG images

Throws:

IOException

splitPdf

public static void splitPdf(String inputPdfFile,
 String outputPdfFile,
 String firstPage,
 String lastPage)

Deprecated.

As of Release 3.0.

Splits PDF.

Parameters:

inputPdfFile - input file

outputPdfFile - output file

firstPage - begin page

lastPage - end page

splitPdf

public static void splitPdf(File inputPdfFile,
 File outputPdfFile,
 int firstPage,
 int lastPage)

Splits PDF.

Parameters:

inputPdfFile - input file

outputPdfFile - output file

firstPage - begin page

lastPage - end page

getPdfPageCount

public static int getPdfPageCount(String inputPdfFile)

Deprecated.

As of Release 3.0.

Gets PDF Page Count.

Parameters:

inputPdfFile - input file

Returns:

number of pages

getPdfPageCount

public static int getPdfPageCount(File inputPdfFile)

Gets PDF Page Count.

Parameters:

inputPdfFile - input file

Returns:

number of pages

mergePdf

public static void mergePdf(File[] inputPdfFiles,
 File outputPdfFile)

Merges PDF files.

Parameters:

inputPdfFiles - array of input files

outputPdfFile - output file