public MediaController(IFilePathToUrlConverter filePathConverter, ISoundFilePicker soundFilePicker)
 {
     _filePathConverter = filePathConverter;
     _soundFilePicker   = soundFilePicker;
 }
		public SoundPlayerController(IMp3Player mp3Player, ISoundFilePicker soundFilePicker)
		{
			_mp3Player = mp3Player;
			_soundFilePicker = soundFilePicker;	
		}