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.PngPackage Read the PNG metadata properties AdvancedUsage.ManagingMetadataForSpecificFormats.Image.Png.PngReadTextChunks
using (Metadata metadata = new Metadata(Constants.InputPng)) { var root = metadata.GetRootPackage(); foreach (var chunk in root.PngPackage.TextChunks) { Console.WriteLine(chunk.Keyword); Console.WriteLine(chunk.Text); var compressedChunk = chunk as PngCompressedTextChunk; if (compressedChunk !...metadata of PDF, DOC, DOCX, PPT, PPTX, XLS, XLSX, emails, images...
This article explains that the GroupDocs.Metadata represents any loaded file as a tree consisting of metadata properties and nested metadata packages. You can easily iterate through the metadata tree...metadata of PDF, DOC, DOCX, PPT, PPTX, XLS, XLSX, emails, images...
This article explains that how To extract images from Microsoft Office Excel (.xls, .xlsx) spreadsheets....data from PDF, DOC, DOCX, PPT, PPTX, XLS, XLSX, Emails and more...
GroupDocs.Metadata for .NET provides functionality that allows working with ONE files created by different versions of Microsoft OneNote. Please see the code samples below for more information.
Inspecting Note documents The inspection feature that is introduced in this section doesn’t work with metadata directly but extracts some useful pieces of information that can be considered as metadata under some circumstances. For example, you may want To obtain information about pages in a note document....metadata of PDF, DOC, DOCX, PPT, PPTX, XLS, XLSX, emails, images...
Java API To remove all or selective metadata properties of DOCX, XLSX, PPTX, Pdf documents, JPEG, PNG, WebP images, Email, eBooks, Visio Drawings, Zip, etc....spreadsheets, presentations, PDF files, images, emails, eBooks, drawings...
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....metadata of PDF, DOC, DOCX, PPT, PPTX, XLS, XLSX, emails, images...