public void ProcessPlaylist(string caminho, Mp3FileInfo dados)
        {
            var myDirectory = new DirectoryInfo(caminho);

            FileInfo[] myFiles = myDirectory.GetFiles(dados.Extensao);
            bool       mover   = false;

            foreach (var oriFile in myFiles)
            {
                mover = false;

                //using (var input = File.OpenText(oriFile.FullName, Encoding.UTF7))
                using (var input = new StreamReader(oriFile.FullName, Encoding.UTF7))
                    using (var output = new StreamWriter(FS.PathCombine(caminho, "output.txt"), false, Encoding.GetEncoding(28591)))
                    {
                        string line;
                        while (null != (line = input.ReadLine()))
                        {
                            if (!line.Contains(dados.Caminho.Substring(2)))
                            {
                                continue;
                            }
                            this.Process(ref line, dados, ref mover);
                            output.WriteLine(line);
                        }
                    }
                if (mover)
                {
                    FS.DeleteFile(oriFile.FullName);
                    FS.MoveFile(FS.PathCombine(caminho, "output.txt"), oriFile.FullName);
                }
                //string str = File.ReadAllText(oriFile.FullName);
                //str = str.Replace("some text", "some other text");
                //File.WriteAllText(oriFile.FullName, str);
            }
        }