private void Button1_Click(object sender, EventArgs e)

{

try
{
Image img1 = default(Image);
img1 = Image.FromFile("C:\\2.gif"); img1.RotateFlip(RotateFlipType.Rotate180FlipX); img1.Save("C:\\2_Rotate180FlipX.Png",System.Drawing.Imaging.ImageFormat.Png);
 }
 catch (Exception ex)
{
 MessageBox.Show(ex.ToString());
 }
}