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.... You are welcome to view and edit metadata of PDF, DOC...
This article explains how the The GroupDocs.Metadata API allows reading some common MPEG audio properties from MP3 files.... You are welcome to view and edit metadata of PDF, DOC...
We are happy to release GroupDocs.Metadata for .NET API to work with metadata associated with various document and image formats. The API facilitates the user with simple syntax, easy to use methods and few lines of code to perform metadata operations. It provides the support of many popular document and image formats and the number is going to increase in next release.
Why GroupDocs.Metadata Is Developed? Metadata is structured information that is used to contain important business information of different resources....basic metadata operation (i-e view, add, modify, remove) for a...
Great news for all reViewers! We’ve introduced the new GroupDocs Annotation user interface to make your document annotation process easier and faster. With these new enhanced UI and features, you are now able to annotate and collaborate on documents quickly. GroupDocs Annotation is a service that lets you perform document collaboration easily. You and your colleagues can annotate documents and perform document collaboration in real time. You can make suggestions or add the required comments online at the same time, which makes the reView process much faster.... You can view comment summary, comment details...
The SetProperties method is used to update or add metadata. You can easily add metadata to photos, pdfs or you can update or add data to mp3 files.... You are welcome to view and edit metadata of PDF, DOC...
Using the GroupDocs.Metadata search engine you can extract desired metadata properties from files of different types. You don’t need to worry about the exact file format and metadata standards it can deal with. The same code will work for all supported formats in the same way. Most commonly used metadata properties are marked with tags that allow searching them across all supported files in various metadata packages. All tags defined in GroupDocs.... You are welcome to view and edit metadata of PDF, DOC...
You are welcome to View and edit metadata of PDF, DOC, DOCX, PPT, PPTX, XLS, XLSX, emails, images and more.... You are welcome to view and edit metadata of PDF, DOC...
The technology is growing at a huge pace and to stand strong through this storm you need to improve every day. Accordingly, to make you enhance your applications and take them to the next level, we keep trying to meet your emerging requirements by introducing new features and improving the existing ones. This is the reason we have introduced an optimized and simplified version of our Java document sanitization and text redaction API - GroupDocs....Apple’s application to create and view the spreadsheet documents in...
This page explains how to convert a file to PDF, Word, Excel, PowerPoint, Email, JPG, PNG, TIFF, and many other formats with just a couple of lines of С# code....process from the user’s point of view is pretty simple - the source...
This article explains how to check if a file is encrypted using .NET / C# with GroupDocs.Viewer for .NET....as a password) can open and view a file. Check if a file is encrypted...