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reihe WAVE reihe.wav
drop WAVE drop.wav
levelup WAVE levelup.wav					

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  TTetris = class
  private
    soundFx: Array [1..3] of TMemoryStream;
//...
  end;
//...
procedure TTetris.InitData;
var
  i: Byte;
  S:Tresourcestream;
begin
  for i := 1 to 3 do
  begin
    soundFx[i] := TMemoryStream.Create;
    s:=Tresourcestream.create(HInstance,fx[i],'WAVE');
   try
    //s.Seek(i-1, sofrombeginning);
    //soundFx[i].LoadFromStream(s);
    s.SaveToStream(soundFx[i]);
   finally
    s.Free;
   end;
  end;
end;

procedure TTetris.PlayFx(fx: Tfx);
begin
  soundFx[ord(fx)+1].seek(0,sofromBeginning);
  sndPlaySound(PChar(soundFx[ord(fx)+1]), SND_ASYNC);
end;

//...