This article explains how the The GroupDocs.Metadata API allows reading some common MPEG audio properties from MP3 files....Editor Product Solution 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....Editor Product Solution GroupDocs...
Produce a result document containing only the summary page — change counts and high-level statistics — using GroupDocs.Comparison for Python via .NET....Editor Product Solution GroupDocs...
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....Editor Product Solution GroupDocs...