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  • A generic error occurred in GDI+. 上传图片报错

    代码就不说了,因为本地测试 ok,

    服务端 就不行 ,服务器 环境 阿里云 win2008 r2  64 位

    原因 是我没有这是 文件加权限 :

    左边 的 少了 权限~

    代码 :含义是 网络图片 裁剪 保存 到本地 ,本地 再 存储 到 七牛 云存储。

      public static string Crop(string ImgUrl, int Width, int Height, int X, int Y)
        {
          string path = "C:\DescripttionImg\";
          string Temp = "";
          string path_Temp = "";
          try
          {
    
            if (ImgUrl.IndexOf('?') > 0)
            {
              Temp = ImgUrl.Remove(ImgUrl.IndexOf('?'));
              Temp = "Head_" + Temp.Substring(Temp.LastIndexOf('/') + 1);
            }
            else
            {
              Temp = "Head_" + ImgUrl.Substring(ImgUrl.LastIndexOf('/') + 1);
            }
    
    
            WebRequest WebReq = WebRequest.Create(ImgUrl);
            WebReq.Method = "GET";
            var img = System.Drawing.Image.FromStream(WebReq.GetResponse().GetResponseStream());
            using (System.Drawing.Image OriginalImage = img)
            {
              using (Bitmap bmp = new Bitmap(Width, Height))
              {
                bmp.SetResolution(OriginalImage.HorizontalResolution, OriginalImage.VerticalResolution);
                using (Graphics Graphic = Graphics.FromImage(bmp))
                {
                  Graphic.SmoothingMode = SmoothingMode.AntiAlias;
                  Graphic.InterpolationMode = InterpolationMode.HighQualityBicubic;
                  Graphic.PixelOffsetMode = PixelOffsetMode.HighQuality;
                  Graphic.DrawImage(OriginalImage, new Rectangle(0, 0, Width, Height), X, Y, Width, Height, GraphicsUnit.Pixel);
                  //MemoryStream ms = new MemoryStream();
                  path_Temp = path + Temp;
                  bmp.Save(path_Temp);
                  WebReq.Abort();
                  //return ms.GetBuffer();
                }
              }
            }
            Qiniu_API.PutFile(path_Temp, Temp);
            return string.Format("http://{0}/{1}", Qiniu_API.Domain, Temp);
            // 
          }
    
          catch (Exception ex)
          {
            KT_Product_ShowEntities tempconn = new KT_Product_ShowEntities();
    
            tempconn.Err_Log.Add(new Err_Log()
            {
              CreateTime = DateTime.Now,
              form_no = "",
              Msg = ex.Message,
              StackTrace = ex.StackTrace,
              sys_user = "",
              TargetSite = ex.TargetSite.ToString(),
              UserName = "mail"
            });
            tempconn.SaveChanges();
    
            throw (ex);
          }
          finally
          {
    
          }
        }
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  • 原文地址:https://www.cnblogs.com/bingguang/p/4274270.html
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