diff --git a/service/tool.go b/service/tool.go
index 33899e0..71e3c30 100644
--- a/service/tool.go
+++ b/service/tool.go
@@ -35,10 +35,10 @@ func SetDeviceCurrentFrame(frame gocv.Mat, device_id int) error {
 	}
 	frame.CopyTo(&mat)
 	DeviceCurrentFrameMap[device_id] = mat
-	err := mat.Close()
-	if err != nil {
-		return err
-	}
+	//err := mat.Close()
+	//if err != nil {
+	//	return err
+	//}
 	frame_count, ok := DeviceFrameCount.Load(device_id)
 	if !ok {
 		return fmt.Errorf("设备:%s 当前帧计数不存在", device_id)