TAtlasImages.AddFromFile

public function TAtlasImages.AddFromFile(

  const FileName: StdString;

  const ImageName: StdString = '';

  const MipMapping: Boolean = True;

  const AlphaFormatRequest: TAlphaFormatRequest = TAlphaFormatRequest.DontCare;

  const PixelFormat: TPixelFormat = TPixelFormat.Unknown

):Integer;