OpenType is a format for scalable computer fonts. It was built on its predecessor TrueType, retaining TrueType’s basic structure and adding many intricate data structures for prescribing typographic behavior.
Note Please find more information on the OpenType format here: https://en.wikipedia.org/wiki/OpenType. Reading OpenType metadata The GroupDocs.Metadata API supports extracting format-specific information from OpenType font files.
The following are the steps to read the header of an OpenType file.
Load an OpenType font file Get the root metadata package Extract the native metadata package using the OpenTypeRootPackage....Signature Product Solution GroupDocs...()); } } } } } } Reading digital signatures The code snippet bellow...