上货后参加20981活动

Work/BLL/Tools/Base64ChangeImgUrl.cs

@@ -19,13 +19,15 @@ namespace Work.BLL.Tools
         /// </summary>
         /// <param name="sender"></param>
         /// <param name="e"></param>
-        public Bitmap ToImage(string imgBase64)
+        public static Bitmap Base64ToImage(string imgBase64)
         {
-            imgBase64 = imgBase64.Substring("data:image/jpeg;base64,".Length);
+            if (imgBase64.StartsWith("data:image/jpeg;base64,"))
+                imgBase64 = imgBase64.Substring("data:image/jpeg;base64,".Length);
             byte[] bytes = Convert.FromBase64String(imgBase64);
             MemoryStream ms = new MemoryStream(bytes);
             Image mImage = Image.FromStream(ms);
             Bitmap bmpt = new Bitmap(ms);
+            ms.Dispose();
             return bmpt;
         }
 
@@ -52,7 +54,7 @@ namespace Work.BLL.Tools
             }
         }
 
-        public string CutZoom(string Base64pic)
+        public static string CutZoom(string Base64pic)
         {
 
             byte[] arr2 = Convert.FromBase64String(Base64pic);
@@ -72,7 +74,7 @@ namespace Work.BLL.Tools
         /// </summary>
         /// <param name="Bitmap"></param>
         /// <returns></returns>
-        public byte[] GetPictureData(Bitmap Bitmap)
+        public static byte[] GetPictureData(Bitmap Bitmap)
         {
             MemoryStream ms = null;
             try
@@ -93,13 +95,13 @@ namespace Work.BLL.Tools
             }
         }
 
-        public byte[] Base64ChangeBuffer(String imgBase64)
+        public static byte[] Base64ChangeBuffer(String imgBase64)
         {
             try
             {
                 if (!string.IsNullOrEmpty(imgBase64))
                 {
-                    return GetPictureData(ToImage(imgBase64));
+                    return GetPictureData(Base64ToImage(imgBase64));
                 }
                 return null;
             }