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 (Metadata metadata = 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 !...Assembly Product Solution GroupDocs...
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You can implement ILogger interface from com.groupdocs.redaction.options package. This interface requires to implement three methods:
import com.groupdocs.redaction.options.ILogger; import java.util.ArrayList; /** *
* This is an example of ILogger implementation, tracking count of error messages. *
*/ public class CustomLogger implements ILogger { private ArrayList _errors; private ArrayList _traces; private ArrayList _warnings; public boolean hasErrors() { return _errors.size() > 0; } public CustomLogger() { _errors = new ArrayList(); _traces = new ArrayList(); _warnings = new ArrayList(); } public void error(String message) { _errors....Assembly Product Solution GroupDocs...
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