This article explains using measure units to locate signature and its size on document page with GroupDocs.Signature API....Viewer Product Solution GroupDocs.Annotation Product Solution GroupDocs...
This article demonstrates the ability to connect an external module (library) for the recognition of printed text (optical character recognition, OCR) on images, either separate or embedded in documents...Viewer Product Solution GroupDocs.Annotation Product Solution GroupDocs...
What is MakerNote? MakerNote metadata refers to image information that is written by digital cameras of different manufacturers. Usually, MakerNote metadata properties contain camera settings and some other conditions under which the shot was taken. Most manufacturers store MakerNote properties in a proprietary binary format derived from EXIF. GroupDocs.Metadata allows extracting MakerNote metadata saved by the following manufacturers:
Canon Nikon Panasonic Sony Read all MakerNote properties in the form of TIFF/EXIF tags Utilizing the GroupDocs....Viewer Product Solution GroupDocs.Annotation Product Solution GroupDocs...
This topic explains how to get signature preview with the SignOptions by GroupDocs.Signature API....Viewer Product Solution GroupDocs.Annotation Product Solution GroupDocs...
GroupDocs.Metadata for Java provides functionality that allows working with different kinds of diagrams such as VDX, VSDX, VSX, 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 diagram and extract some additional file format information.
Load a PDF document Extract the root metadata package Use the getDiagramType method to obtain file format information advanced_usage....Viewer Product Solution GroupDocs.Annotation Product Solution GroupDocs...
This article shows how to extract data from documents of various formats including PDF, Microsoft Word (DOC, DOCX), Excel (XLS, XLSX), LibreOffice formats etc....Viewer Product Solution GroupDocs.Annotation Product Solution GroupDocs...
How to use custom caching implementation with GroupDocs.Viewer using Java....Viewer Product Solution GroupDocs.Annotation Product Solution GroupDocs...
This article explains how to use PDF digital electronic signature features on document page....Viewer Product Solution GroupDocs.Annotation Product Solution GroupDocs...
Why to migrate Here are the key reasons to use the new updated API provided by GroupDocs.Watermark for .NET since version 19.5:
The Watermarker class is introduced as a single entry point to manage watermarks in the document (instead of Document class from previous versions). Adding watermarks was unified for all supported document formats. Product architecture was redesigned from scratch in order to simplify passing options to manage watermarks. Document information and preview generation procedures were simplified....Viewer Product Solution GroupDocs.Annotation Product Solution GroupDocs...
Reading matroska format-specific properties The GroupDocs.Metadata API supports extracting format-specific information from MKV files.
The following are the steps to read native MKV metadata.
Load an MKV video Get the root metadata package Extract the native metadata package using MatroskaRootPackage.MatroskaPackage Read the Matroska metadata properties on different levels of the format structure AdvancedUsage.ManagingMetadataForSpecificFormats.Video.Matroska.MatroskaReadNativeMetadataProperties
using (Metadata metadata = new Metadata(Constants.InputMkv)) { var root = metadata.GetRootPackage(); // Read the EBML header Console....Viewer Product Solution GroupDocs.Annotation Product Solution GroupDocs...