internal LgLcdBitmapQvga(byte[] pixels)
 {
     Header = new LgLcdBitmapHeader(LgLcdBitmapFormat.Qvga);
     Pixels = pixels;
 }
 internal LgLcdBitmapMonochrome(byte[] pixels)
 {
     Header = new LgLcdBitmapHeader(LgLcdBitmapFormat.Monochrome);
     Pixels = pixels;
 }