Enhanced Windows Metafile compressed (.emz) represents graphical images device-independently compressed by GZIP. Metafiles of EMF comprises of variable-length records in chronological order that can render the stored image after parsing on any output device.
Learn more about this file format here
GroupDocs.Viewer (in GroupDocs.Viewer.dll) Version: 20.11
public static readonly FileType EMZ
Public Shared ReadOnly EMZ As FileType
static initonly FileType^ EMZ