This article explains how To get the format family and the additional information using Java with GroupDocs.Viewer for Node.js....Conversion Product Solution GroupDocs...collection of folders (see ); PDF documents - a flag that indicates...
This article explains how To sign document with multiple signatures of various type by GroupDocs.Signature API...Conversion Product Solution GroupDocs...Form-field signatures; - for Image signatures; - for Metadata signatures;...
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....Conversion Product Solution GroupDocs...formats / Images / Working with metadata in PNG images Working...
The OperationFinished event occurs when an index operation completes – indexing, updating, merging, or optimizing (segment merging)...Conversion Product Solution GroupDocs...occurs when an error happens in an index. Errors in an index can...
This article explains how To detect document file type, size and calculate pages count when annotate documents or Images with GroupDocs.Comparison....Conversion Product Solution GroupDocs...represents the document file type (PDF, Word document, Excel spreadsheet...
This article explains how To modify found watermark properties while using GroupDocs.Watermarks Java API....Conversion Product Solution GroupDocs...allows you to replace text and image in the found possible watermarks...
This article shows how To get information about electronic signatures in the document and its form fields with GroupDocs.Signature API....Conversion Product Solution GroupDocs...software. Please be aware only Pdf and Word processing documents...