diff --git a/main.go b/main.go
index c36a0b6..fcd7bb7 100644
--- a/main.go
+++ b/main.go
@@ -64,6 +64,7 @@ func init() {
 	for _, device := range proto.Config.DeviceInfo {
 		service.DeviceRWMap[device.ID] = sync.RWMutex{}
 		service.DeviceCurrentFrameMap[device.ID] = gocv.NewMat()
+		service.DeviceIsStop[device.ID] = true
 	}
 }
 
diff --git a/service/tool.go b/service/tool.go
index 91c4658..f3885eb 100644
--- a/service/tool.go
+++ b/service/tool.go
@@ -109,6 +109,10 @@ func Get(url string) int {
 }
 
 func GetVideoStream(id int) {
+	if DeviceIsStop[id] == false {
+		fmt.Println("device:", id, " is running!")
+		return
+	}
 	for {
 		var device proto.DeviceInfo
 		var index int
@@ -129,14 +133,12 @@ func GetVideoStream(id int) {
 			DeviceIsStop[id] = true
 			break
 		}
-		if DeviceIsStop[id] == false {
-			break
-		}
 		//设置设备控制信息
 		status := Get(device.Control)
 		DeviceIsStop[id] = false
 		log.Println("device:", device.ID, " set control info status:", status)
 		getVideoFrame(device)
+		DeviceIsStop[id] = true //停止之后，设置已停止信息
 	}
 
 }