procedure TForm1.Button1Click(Sender: TObject);
var
Icon: TIcon;
Bitmap: TBitmap;
begin
{Create a temporay icon}
Icon := TIcon.Create;
try
{Create a temporay bitmap}
Bitmap := TBitmap.Create;
try
{Load the .ICO}
Icon.LoadFromFile('c:\YourIcon.ico');
{Make the conversion}
Bitmap.Height := Icon.Height;
Bitmap.Width := Icon.Width;
Bitmap.Canvas.Draw(0, 0, Icon);
{Save the BMP}
Bitmap.SaveToFile('c:\YourBitmap.bmp');
finally
Bitmap.Free;
end;
finally
Icon.Free;
end;
end;