This section explains how to search for embedded electronic signatures into the document metadata with GroupDocs.Signature API. Also this topic shows the way to customize data serialization, encryption and class definition with ability to embed it into the metadata electronic signature....Parser Product Solution GroupDocs.Watermark Product Solution GroupDocs...
GroupDocs.Metadata for .NET provides functionality that allows working with different kinds of spreadsheet formats such as XLS, XLSX, ODS, etc. For the full list of supported document formats please refer to Supported Document Formats.
Detecting the exact type of a document The following sample of code will help you to detect the exact type of a loaded spreadsheet and extract some additional file format information.
Load a Spreadsheet document Extract the root metadata package Use the FileType property to obtain file format information AdvancedUsage....Parser Product Solution GroupDocs.Watermark Product Solution GroupDocs...
This article shows how to access XMP metadata in a file of any supported format....Parser Product Solution GroupDocs.Watermark Product Solution GroupDocs...
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....Parser Product Solution GroupDocs.Watermark Product Solution GroupDocs...
This article explains how to search for embedded electronic signatures with custom serialization in document metadata. This topic contains example of custom serialization, class definition and search for serialized objects in the document metadata with GroupDocs.Signature....Parser Product Solution GroupDocs.Watermark Product Solution GroupDocs...
In this article, you will learn how to convert an image file to text or PDF using OCR with GroupDocs.Conversion for .NET....Parser Product Solution GroupDocs.Watermark Product Solution GroupDocs...
This article explains how to load password-protected PDF, Word, Excel, PowerPoint documents when using GroupDocs.Parser for Python via .NET....Parser Product Solution GroupDocs.Watermark Product Solution GroupDocs...
Note This feature is only compatible with GroupDocs.Assembly for .NET 19.10 or later releases. To access JSON data while building a report, the GroupDocs.Assembly API introduces JsonDataSource class. You can pass its instance to the assembler as a data source. Using of JsonDataSource enables you to work with typed values of JSON elements in template
documents. For more convenience, the set of simple JSON types is extended as follows:...Parser Product Solution GroupDocs.Watermark Product Solution GroupDocs...