C# 获取图片宽与高

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获取网络图片宽与高

<span style="font-family:Comic Sans MS;"> /*             c# 获取网络图片的宽与高             */            WebRequest request = WebRequest.Create(@"http://www.baidu.com/img/bdlogo.gif");            request.Credentials = CredentialCache.DefaultCredentials;            Stream s = request.GetResponse().GetResponseStream();            byte[] b = new byte[74373];            MemoryStream mes_keleyi_com = new MemoryStream(b);            s.Read(b, 0, 74373);            s.Close();            System.Drawing.Image image = System.Drawing.Image.FromStream(mes_keleyi_com);            Response.Write(string.Format("width:{0},height:{1}", image.Width, image.Height));            Response.Write("<br/>");            string path = Server.MapPath("images/1234.jpg");            Response.Write("<br/>");</span>

获取本地图片宽与高

<span style="font-family:Comic Sans MS;"> /*             * 获取本地图片的宽与高             */            System.Drawing.Image  localimage = System.Drawing.Image.FromFile(Server.MapPath("images/1234.jpg"));            Response.Write(string.Format("local image width:{0},height:{1}",localimage.Width,localimage.Height));</span>

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