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  1. Use Microsoft Azure Computer Vision API | Group...

    This article explains that how to use Microsoft Azure Computer Vision API...Comparison Product Solution GroupDocs...Usage / Using OCR to redact image documents / Use Microsoft Azure...

    docs.groupdocs.com/redaction/java/use-microsoft...
  2. Working with metadata in PNG images | GroupDocs

    Reading PNG metadata properties The GroupDocs.Metadata API supports extracting format-specific information from PNG Images. The following are the steps to read the native PNG metadata. Load a PNG Image Get the root metadata package Extract the native metadata package using PngRootPackage.getPngPackage Read the PNG metadata properties advanced_usage.managing_metadata_for_specific_formats.Image.png.PngReadTextChunks try (Metadata metadata = new Metadata(Constants.InputPng)) { PngRootPackage root = metadata.getRootPackageGeneric(); for (PngTextChunk chunk : root.getPngPackage().getTextChunks()) { System.out.println(chunk.getKeyword()); System.out.println(chunk.getText()); if (chunk instanceof PngCompressedTextChunk) { PngCompressedTextChunk compressedChunk = (PngCompressedTextChunk) chunk; System....Comparison Product Solution GroupDocs...formats / Images / Working with metadata in PNG images Working...

    docs.groupdocs.com/metadata/java/working-with-m...
  3. Extract barcodes from document | GroupDocs

    This article explains that how to extract barcodes from documents....Comparison Product Solution GroupDocs...GitHub examples: Free online image extractor App Along with full...

    docs.groupdocs.com/parser/java/extract-barcodes...
  4. Composing signature with radial gradient brush ...

     This article explains how to fill signature background with radial gradient brush...Comparison Product Solution GroupDocs...signature = new Signature ( "sample.pdf" )) { TextSignOptions options...

    docs.groupdocs.com/signature/net/composing-sign...
  5. Sign document with Digital signature | GroupDocs

    Learn about the benefits of using digital signatures to sign documents securely. Discover how to add programmatically digital signatures in C# with step-by-step instructions....Comparison Product Solution GroupDocs...digital signature looks on a PDF document page by default. Why...

    docs.groupdocs.com/signature/net/sign-document-...
  6. Handle loading of external resources documents ...

    Learn how to handle loading of external resources....Comparison Product Solution GroupDocs..., settings )) { // Extract images from HTML document IEnumerable...

    docs.groupdocs.com/parser/net/handle-loading-of...
  7. Delete Signatures of the certain types | GroupDocs

    This article explains how to delete electronic signatures of the certain types with GroupDocs.Signature API....Comparison Product Solution GroupDocs...signedTypes . add ( SignatureType . Image ); signedTypes . add ( SignatureType...

    docs.groupdocs.com/signature/java/delete-signat...
  8. Get document page preview | GroupDocs

    This article shows the implementation of Redactor class which supports the rendering of the document preview in JPEG, PNG and BMP....Comparison Product Solution GroupDocs...preview in on of these image formats: JPEG Image Portable Network Graphics...

    docs.groupdocs.com/redaction/java/get-document-...
  9. How to Add Digital Signature to DOCX using C#

    In this topic, you will get help on how to add digital signature to DOCX using C#. Also, code example will be supplied to insert digital signature into DOCX using C#....Comparison Product Family GroupDocs...add a digital signature to a PDF using C#. If you need further...

    kb.groupdocs.com/signature/net/how-to-add-digit...
  10. Composing signature with solid brush background...

     This article explains how to fill signature background with solid brush...Comparison Product Solution GroupDocs...signature = new Signature ( "sample.pdf" )) { TextSignOptions options...

    docs.groupdocs.com/signature/net/composing-sign...