diff --git a/main.go b/main.go
index 60146be..7c5c143 100644
--- a/main.go
+++ b/main.go
@@ -77,7 +77,7 @@ func init() {
 		//service.DeviceIsGettingFrame[device.ID] = false
 		service.DeviceRWMap.Store(device.ID, &sync.RWMutex{})
 		service.DeviceCurrentFrameMap.Store(device.ID, gocv.NewMat())
-		service.DeviceFrameCount.Store(device.ID, 0)
+		service.DeviceFrameCount[device.ID] = 0
 		service.DeviceIsGettingFrame.Store(device.ID, false)
 	}
 }
@@ -100,7 +100,7 @@ func ReadConfigAndSetSystem() {
 			//说明没有这个设备，需初始化添加
 			service.DeviceRWMap.Store(device.ID, &sync.RWMutex{})
 			service.DeviceCurrentFrameMap.Store(device.ID, gocv.NewMat())
-			service.DeviceFrameCount.Store(device.ID, 0)
+			service.DeviceFrameCount[device.ID] = 0
 			service.DeviceIsGettingFrame.Store(device.ID, false)
 		}
 		if is_get == false && device.NextStop == false { //如果设备流已经停止且不暂停，则开启
diff --git a/service/tool.go b/service/tool.go
index 88e1018..c3922e2 100644
--- a/service/tool.go
+++ b/service/tool.go
@@ -180,6 +180,7 @@ func getVideoFrame(device proto.DeviceInfo) {
 	fontColor := color.RGBA{G: 255}
 	lineType := 2
 	z := 0
+	var frame gocv.Mat
 	for {
 		if device.LogFrame > 0 && z%device.LogFrame == 0 {
 			log.Printf("设备:%d 当前帧: %d\n", device.ID, z)
@@ -187,7 +188,7 @@ func getVideoFrame(device proto.DeviceInfo) {
 		if device.NextStop {
 			break
 		}
-		frame := gocv.NewMat()
+		frame = gocv.NewMat()
 		ok := webcam.Read(&frame)
 		if !ok {
 			log.Printf("设备:%v 错误: 无法从视频流中读取帧\n", device)
@@ -214,6 +215,10 @@ func getVideoFrame(device proto.DeviceInfo) {
 		}
 		z++
 	}
+	err2 := frame.Close()
+	if err2 != nil {
+		log.Printf("设备:%d 错误: 无法释放帧资源,err:%s \n", device.ID, err.Error())
+	}
 }
 
 // 发起get请求,返回响应状态码