diff --git a/service/tool.go b/service/tool.go
index fd11118..5e624c6 100644
--- a/service/tool.go
+++ b/service/tool.go
@@ -169,12 +169,14 @@ func GetDeviceCurrentFrameV3(deviceId int) (gocv.Mat, int) {
 	var frame gocv.Mat
 	switch deviceId {
 	case 1:
-		frame = Device1CurrentFrame
+		frame = gocv.NewMatWithSize(Device1CurrentFrame.Rows(), Device1CurrentFrame.Cols(), Device1CurrentFrame.Type())
+		Device1CurrentFrame.CopyTo(&frame)
 		//查看帧状态
 		log.Printf("frame:%v,Device1CurrentFrame:%v \n", frame.Empty(), Device1CurrentFrame.Empty())
 
 	case 50:
-		frame = Device50CurrentFrame
+		frame = gocv.NewMatWithSize(Device50CurrentFrame.Rows(), Device50CurrentFrame.Cols(), Device50CurrentFrame.Type())
+		Device50CurrentFrame.CopyTo(&frame)
 		//查看帧状态
 		log.Printf("frame:%v,Device50CurrentFrame:%v\n", frame.Empty(), Device50CurrentFrame.Empty())