unit uconvert; interface uses Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs, StdCtrls, ExtCtrls; type TfConvert = class(TForm) Button1: TButton; Button2: TButton; SourcePixelFormat: TRadioGroup; DestPixelFormat: TRadioGroup; private { Private declarations } public { Public declarations } end; var fConvert: TfConvert; implementation {$R *.DFM} end.