C# .NET metadata API to read, write, edit, analyze, search, extract, remove, compare & export metadata of PDF Word Excel PPTX Outlook Audio Video & Images....MP3, WAV Video : AVI, MOV, QT, FLV Metafiles : EMF, WMF vCard :...OTC VCR XLSX VSD ONE XLS EMF FLV PPS PNG XLTM TTC PPT EPUB VSS...