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 (MetadataMetadata = 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 Product Solution GroupDocs...GroupDocs.Metadata Product Family / GroupDocs.Metadata for .NET...
Working with XMP Metadata GroupDocs.Metadata for Java allows managing XMP Metadata in HEIF/HEIC images. For more details please refer to the following guide: Working with XMP Metadata.
Working with EXIF Metadata The GroupDocs.Metadata API supports handling EXIF Metadata in HEIF/HEIC images. Please find appropriate code samples in the Working with EXIF Metadata section.
More resources GitHub examples You may easily run the code above and see the feature in action in our GitHub examples:...Metadata Product Solution GroupDocs...GroupDocs.Metadata Product Family / GroupDocs.Metadata for Java...
This article shows how to access XMP Metadata in a file of any supported format....Metadata Product Solution GroupDocs...GroupDocs.Metadata Product Family / GroupDocs.Metadata for .NET...
Learn how to read Metadata from XLSX using C# without extra software installation. You will be provided sample code example of how to read Metadata of XLSX using C#....Metadata Product Family GroupDocs.Search...Redaction Product Family Read Metadata from XLSX using C# In modern...
This article demonstrates how you can convert to and from project Management formats with GroupDocs.Conversion for Java....Metadata Product Solution GroupDocs...Project management formats Convert project management formats...
Reading Photoshop Metadata properties The GroupDocs Metadata API allows the user to read Adobe Photoshop Metadata associated with a JPEG image. For more information on the Photoshop file format and Metadata blocks that can be attached to images of different formats please refer to the specification: https://www.adobe.com/devnet-apps/photoshop/fileformatashtml/.
The code sample below demonstrates how to extract image resource blocks (building blocks of the Photoshop file format) from a JPEG image....Metadata Product Solution GroupDocs...GroupDocs.Metadata Product Family / GroupDocs.Metadata for .NET...
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 (MetadataMetadata = 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....Metadata Product Solution GroupDocs...GroupDocs.Metadata Product Family / GroupDocs.Metadata for .NET...
GroupDocs.Metadata for Java 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 Product Solution GroupDocs...GroupDocs.Metadata Product Family / GroupDocs.Metadata for Java...
Access, read, update, add custom packages, and remove XMP Metadata using GroupDocs.Metadata for Python via .NET....Metadata Product Solution GroupDocs...GroupDocs.Metadata Product Family / GroupDocs.Metadata for Python...
GroupDocs.Metadata for Java provides functionality that allows working with different kinds of spreadsheet formats such as XLS, XLSX, ODS, etc. For the full list of supported document formats please refer to Supported document formats.
Detecting the exact type of a document The following sample of code will help you to detect the exact type of a loaded spreadsheet and extract some additional file format information.
Load a Spreadsheet document Extract the root Metadata package Use the getSpreadsheetType method to obtain file format information advanced_usage....Metadata Product Solution GroupDocs...GroupDocs.Metadata Product Family / GroupDocs.Metadata for Java...