Gets and sets the property Codec. 
            
            The audio codec for the output file. Valid values include  CopyC#,
CopyC#,      
                  aac
 CopyC#, and
CopyC#, and mp3
 CopyC#.
CopyC#.
            vorbis
 Declaration Syntax
 Declaration Syntax| C# | 
public string Codec { get; set; }