扫码小程序

source/ACPackingStore/Program.cs

@@ -103,9 +103,9 @@ namespace OnlineStore.ACPackingStore
                 try
                 {
                     var pss = Process.GetProcessesByName("ScanCodeServer");
-                    if (pss.Length > 0)
-                        return;
-
+                    if (pss.Length > 0) { }
+                    else
+                    {
                         var f = "ScanCodeServer\\ScanCodeServer.exe";
                         if (File.Exists(f))
                         {
@@ -113,6 +113,8 @@ namespace OnlineStore.ACPackingStore
                             p.StartInfo = new ProcessStartInfo(f);
                             p.Start();
                         }
+                    }
+
 
                 }catch (Exception ex) { }
 

source/DeviceLibrary/device/halcon/CodeManager.cs

@@ -68,7 +68,7 @@ namespace OnlineStore.DeviceLibrary
                     LogUtil.error("加载HIK相机出错：" + ex.ToString());
                 }
             }
-            string[] names = Camera._cam.Name;
+            string[] names = Camera._cam?.Name;
 
 
             if (names != null)
@@ -130,8 +130,8 @@ namespace OnlineStore.DeviceLibrary
                     bool findRightCode = false;
                     try
                     {
-                        ho_Image = Camera._cam.CaptureOnImage(cameraName);
-                        if (ho_Image == null)
+                        ho_Image = Camera._cam.CaptureOnImage(cameraName,out Bitmap bmp);
+                        if (bmp == null)
                         {
                             LogUtil.error(deviceName + "  【" + cameraName + "】取图片失败[" + Camera._cam.ErrInfo + "]，关闭相机");
                             CloseCamera(cameraName);
@@ -146,7 +146,7 @@ namespace OnlineStore.DeviceLibrary
                             codeCount = codeCount,
                             timeout = codeTimeout
                         };
-                        cc = RemoteDecodeHelper.DecodeRequest(ho_Image, remoteDecodeParam);
+                        cc = RemoteDecodeHelper.DecodeRequest(bmp, remoteDecodeParam);
                         if (cc != null)
                         {
                             foreach (CodeInfo c in cc)
@@ -190,7 +190,7 @@ namespace OnlineStore.DeviceLibrary
                         //}
                         if (!findRightCode)
                         {
-                            SaveImageToFile(deviceName, cameraName, ho_Image);
+                            SaveImageToFile(deviceName, cameraName, bmp);
                         }
                         if (deviceName != "" || r != "")
                         {