How can a text file be converted from ANSI to UTF-8 with Delphi 7?

Question

I written a program with Delphi 7 which searches *.srt files on a hard drive. This program lists the path and name of these files in a memo. Now I need convert

Answer 1

var
  Latin1Encoding: TEncoding;
begin
  Latin1Encoding := TEncoding.GetEncoding(28591);
  try
       MyTStringList.SaveToFile('some file.txt', Latin1Encoding);
  finally
      Latin1Encoding.Free;
  end;
end;