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watermarking pdf

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  1. .NET Standard 2.0 API Limitations | GroupDocs

    This section describes GroupDocs.Signature for .NET limitations when using under .NET Standard 2.0 environment...Watermark Product Solution GroupDocs...the document to PNG, JPG, and PDF. If GroupDocs.Signature for ...

    docs.groupdocs.com/signature/net/net-standard-2...
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  2. Search for Barcode e-signatures | GroupDocs

    This article explains how to search for Barcode in the document with few lines of code over GroupDocs.Signature API....Watermark Product Solution GroupDocs...signature = new Signature ( "sample.pdf" )) { // search for signatures...

    docs.groupdocs.com/signature/net/search-for-bar...
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  3. Verify QR-code signatures in the document | Gro...

    This topic explains how to verify QR-code electronic signatures with GroupDocs.Signature API....Watermark Product Solution GroupDocs...signature = new Signature ( "sample.pdf" )) { QrCodeVerifyOptions options...

    docs.groupdocs.com/signature/net/verify-qr-code...
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  4. Update Barcode signatures in document | GroupDocs

    This article explains how to update Barcode electronic signatures with GroupDocs.Signature API....Watermark Product Solution GroupDocs...new Signature ( "sampleSigned.pdf" )) { BarcodeSearchOptions options...

    docs.groupdocs.com/signature/net/update-barcode...
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  5. Search for Barcode e-signatures | GroupDocs

    This article explains how to search for Barcode in the document with few lines of code over GroupDocs.Signature API....Watermark Product Solution GroupDocs...signature = new Signature ( "sample.pdf" ); BarcodeSearchOptions options...

    docs.groupdocs.com/signature/java/search-for-ba...
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  6. Handling password required exception | GroupDocs

    This article shows how to handle missing document password exception with GroupDocs.Signature API....Watermark Product Solution GroupDocs...new Signature ( "protectedPwd.pdf" )) { try { QrCodeSignOptions...

    docs.groupdocs.com/signature/net/handling-passw...
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  7. Handling password required exception | GroupDocs

    This article shows how to handle missing document password exception with GroupDocs.Signature API....Watermark Product Solution GroupDocs...new Signature ( "protectedPwd.pdf" ); try { QrCodeSignOptions options...

    docs.groupdocs.com/signature/java/handling-pass...
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  8. Working with metadata in GIF images | GroupDocs

    Detecting the GIF version The following sample of code will help you to detect the version of a loaded GIF image and extract some additional file format information. Load a GIF image Extract the root metadata package Use the FileType property to obtain file format information AdvancedUsage.ManagingMetadataForSpecificFormats.Image.Gif.GifReadFileFormatProperties using (Metadata metadata = new Metadata(Constants.InputGif)) { var root = metadata.GetRootPackage(); Console.WriteLine(root.FileType.FileFormat); Console.WriteLine(root.FileType.Version); Console.WriteLine(root.FileType.ByteOrder); Console.WriteLine(root.FileType.MimeType); Console.WriteLine(root.FileType.Extension); Console.WriteLine(root.FileType.Width); Console.WriteLine(root.FileType.Height); } Working with XMP Metadata GroupDocs....Watermark Product Solution GroupDocs...to view and edit metadata of PDF, DOC, DOCX, PPT, PPTX, XLS, XLSX...

    docs.groupdocs.com/metadata/net/working-with-me...
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  9. Getting known property descriptors | GroupDocs

    This code snippet demonstrates how to extract information about known properties that can be encountered in a particular package. Load a file to examine Get a collection of PropertyDescriptor instances for any desired metadata package Iterate through the extracted descriptors advanced_usage.GettingKnownPropertyDescriptors try (Metadata metadata = new Metadata(Constants.InputDoc)) { WordProcessingRootPackage root = metadata.getRootPackageGeneric(); for (PropertyDescriptor descriptor : root.getDocumentProperties().getKnowPropertyDescriptors()) { System.out.println(descriptor.getName()); System.out.println(descriptor.getType()); System.out.println(descriptor.getAccessLevel()); for (PropertyTag tag : descriptor.getTags()) { System.out.println(tag); } System.out.println(); } } Note Not all possible properties are presented in the getKnowPropertyDescriptors collection....Watermark Product Solution GroupDocs...to view and edit metadata of PDF, DOC, DOCX, PPT, PPTX, XLS, XLSX...

    docs.groupdocs.com/metadata/java/getting-known-...
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  10. Save signed Presentation with different output ...

    This article explains how to save signed Presentation documents with various file formats by GroupDocs.Signature API....Watermark Product Solution GroupDocs...Apps. You are welcome to eSign PDF, Word, Excel, PowerPoint documents...

    docs.groupdocs.com/signature/java/save-signed-p...
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