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Learn how to merge PNG image files, combine PNG image files into one file programmatically in C# language using GroupDocs.Merger for .NET library....Us Contact Customers Legal Security Events Acquisition Ask AI...
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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....Us Contact Customers Legal Security Events Acquisition Ask AI...
This article explains how the The GroupDocs.Metadata API allows reading some common MPEG audio properties from MP3 files....Us Contact Customers Legal Security Events Acquisition Ask AI...
The page describes how to add resource redaction annotation to a document using GroupDocs.Annotation for Java....Us Contact Customers Legal Security Events Acquisition Ask AI...