This article explains that how to extract images from Microsoft Office PowerPoint(.ppt, .pptx) presentations...imageNumber ++; } } More resources GitHub examples You may easily...
This article shows the implementation of annotation redaction for documents of different formats like PDF, DOC, DOCX, PPT, PPTX, XLS, XLSX and others.... Save () } More resources Advanced usage topics To learn...
This documentation section describes different types of signatures implemented for signing, updating, deleting, searching and verifying with GroupDocs.Signature for Python... More Resources GitHub Examples You may easily...
This article explains how to add metadata signatures to Presentation document with GroupDocs.Signature...used in this example: More resources GitHub Examples You may easily...
This article explains how to update Text electronic signatures with GroupDocs.Signature for Python via .NET API...." ) More Resources GitHub Examples You may easily...
This article explains how the The GroupDocs.Metadata API allows reading some common MPEG audio properties from MP3 files.... } More resources GitHub examples You may easily...
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.... More resources GitHub examples You may easily...