This page explains the life cycle of an index which begins at the moment of creating an instance of the Index class and first saving the index files to disk...Assembly 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....Assembly 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....Assembly Product Solution GroupDocs...
This article explains how the The GroupDocs.Metadata API allows reading some common MPEG audio properties from MP3 files....Assembly Product Solution GroupDocs...
This article gives the knowledge of the API methods which can be used to perform operations about Character replacements....Assembly Product Solution GroupDocs...
This article gives the knowledge of the API methods which can be used to perform operations about stop word dictionary....Assembly Product Solution GroupDocs...
This article gives the knowledge about the regular expression (RegEx) search queries which are universal and very flexible, but at the same time, in large indexes, their performance becomes extremely low....Assembly Product Solution GroupDocs...
Character replacement during indexing can be used, for example, to convert all text to lowercase characters or to remove diacritics from text....Assembly Product Solution GroupDocs...