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  1. Existing objects in PDF document | Documentation

    Removing watermark from a particular page of Pdf document using C#....watermarks to PDF documents / Existing objects in PDF document Existing...Existing objects in PDF document Leave feedback Removing watermark...

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  2. Working with metadata in PDF documents | Docume...

    Detecting the version of a Pdf document The following sample of code will help you to detect the Pdf version a loaded document and extract some additional file format information. Load a Pdf document Extract the root metadata package Use the getPdfType method to obtain file format information advanced_usage.managing_metadata_for_specific_formats.document.Pdf.PdfReadFileFormatProperties try (Metadata metadata = new Metadata(Constants.InputPdf)) { PdfRootPackage root = metadata.getRootPackageGeneric(); System.out.println(root.getPdfType().getFileFormat()); System.out.println(root.getPdfType().getVersion()); System.out.println(root.getPdfType().getMimeType()); System.out.println(root.getPdfType().getExtension()); } Reading built-in metadata properties To access built-in metadata of a Pdf document, please use the getDocumentProperties method defined in the DocumentRootPackage class....metadata in PDF documents Working with metadata in PDF documents...feedback Detecting the version of a PDF document The following sample...

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  3. Add or Remove Annotations | Annotate PDF files ...

    Programmatically annotate Pdf files in C#. Add or remove annotations like arrows, rectangle, ellipse, highlight, watermark annotations using .NET API....to programmatically annotate PDF files to markup documents using...how to remove annotations from PDF files. The following topics are...

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  4. NullReferenceException when extracting PDF file...

    Hello, We are getting an exception when extractor some Pdf files… System.NullReferenceException: Object reference not set to an instance of an object.\r\n at Aspose.Pdf.Facades.PdfExtractor.GetAttachNames()\r\n at …...NullReferenceExcepti when extracting PDF files GroupDocs.Search Product...exception when extractor some PDF files… System.NullReferenceExcepti:...

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  5. Working with metadata in PDF documents | Docume...

    Detecting the version of a Pdf document The following sample of code will help you to detect the Pdf version a loaded document and extract some additional file format information. Load a Pdf document Extract the root metadata package Use the FileType property to obtain file format information AdvancedUsage.ManagingMetadataForSpecificFormats.Document.Pdf.PdfReadFileFormatProperties using (Metadata metadata = new Metadata(Constants.InputPdf)) { var root = metadata.GetRootPackage<PdfRootPackage>(); Console.WriteLine(root.FileType.FileFormat); Console.WriteLine(root.FileType.Version); Console.WriteLine(root.FileType.MimeType); Console.WriteLine(root.FileType.Extension); } Reading built-in metadata properties To access built-in metadata of a Pdf document, please use the DocumentProperties property defined in the DocumentRootPackage class....metadata in PDF documents Working with metadata in PDF documents...feedback Detecting the version of a PDF document The following sample...

    docs.groupdocs.com/metadata/net/working-with-me...
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  6. Add or Remove Annotations | Annotate PDF files ...

    Programmatically add and remove annotations from Pdf files in Java. Add arrow, rectangle, ellipse, highlight, watermark annotations and more using Java API....to programmatically annotate PDF documents in Java with your application...how to remove annotations from PDF files using the same Java API...

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  7. Extract Images from PDF Documents in C# using ....

    Learn how to extract images from Pdf files using C# within your .NET applications. Extract images from Pdf files or from any specific page using .NET API....中國傳統的 Portable Document Format (PDF) is a popular and widely used...document format developed by Adobe. PDF documents can contain a variety...

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  8. Remove Watermark from PDF Documents using C# | ...

    Delete or remove watermarks from Pdf and other documents using C#. An overview of .NET API for C# developers to create a watermark remover application....watermarks from PDF documents using C# . .NET API to Remove PDF Watermarks...to: Remove all watermarks from PDF Delete watermarks with particular...

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  9. Rearrange PDF Pages using C# | Organize with .N...

    Reorder the pages of Pdf files using C#. The running example shows how to correct the sequence of unordered Pdf pages within the .NET application....中文 中國傳統的 In this digital era, PDF is one of the most used file...the time we can not edit the PDF files. When we merge multiple...

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  10. Select specific pages for rasterized PDF | Docu...

    This article demonstrates that how you can specify starting page index (zero based) and the number of pages from this index to save a rasterized Pdf...rasterized PDF Select specific pages for rasterized PDF Leave feedback...Saving document as a rasterized PDF, you can specify starting page...

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