优化部分报错

CameraVisionLib/CameraVisionLib.cs

@@ -214,7 +214,10 @@ namespace Asa.Camera
         public void Close(string cameraName)
         public void Close(string cameraName)
         {
         {
             for (int i = 0; i < cameraAll.Length; i++)
             for (int i = 0; i < cameraAll.Length; i++)
+            {
+                if (cameraAll[i].Count>0)
                     cameraAll[i].Close(cameraName);
                     cameraAll[i].Close(cameraName);
+            }
             Common.log.Info("Close Camera " + cameraName);
             Common.log.Info("Close Camera " + cameraName);
         }
         }
 
 

CameraVisionLib/HIK/HIK_VisionCamera.cs

@@ -183,6 +183,7 @@ namespace Asa.HIK
         public void Close(string cameraName)
         public void Close(string cameraName)
         {
         {
             int idx = this.cameraName.FindIndex(s => s == cameraName);
             int idx = this.cameraName.FindIndex(s => s == cameraName);
+            if (idx>=0)
                 CloseDevice(idx);
                 CloseDevice(idx);
         }
         }