cropping image in c#

here i will create one bitmap from the image. and using clone method i am getting(crop) the cropped image. code snippet :            Image img = Image.FromFile("c:\\hello.jpg");            Bitmap bmpImage = new Bitmap(img);            Bitmap bmpCrop = bmpImage.Clone(new Rectangle(100, 100, 300, 300), bmpImage.            PixelFormat);              bmpCrop.Save("c:\\hellocrop.jpg");