c# ocr ok

src/WpfEditor/MainWindow.xaml.cs

@@ -1065,7 +1065,7 @@ namespace WpfEditor
 
                     //OnOpenImage_Click(openFileDialog.FileName);
 
-                    var (jsn, m5, pth_img, pth_json) = Global.img_md5_jsn(openFileDialog.FileName, OcrMode.AliOCR);
+                    var (jsn, m5, pth_img, pth_json) = Global.img_md5_jsn(openFileDialog.FileName, OcrMode.WeChatOcr);
 
                     // 加载原图
                     string b64_str = File.ReadAllText(pth_img, Encoding.UTF8);

src/WpfEditor/global.cs

@@ -260,6 +260,14 @@ namespace WpfEditor
 
                 }
 
+                try
+                {
+                    JObject.Parse(result);
+                } catch(Exception ex)
+                {
+                    throw ex;
+                }
+
                 string b64_str = Base64.Base64Encode(pthimg);
 
                 DirectoryInfo di = Directory.CreateDirectory( Path.GetDirectoryName(pth_json) );