diff --git a/app/src/main/cpp/netcamera/HangYuCtrl.cpp b/app/src/main/cpp/netcamera/HangYuCtrl.cpp
index a9e6d1c9..2d1fbde4 100644
--- a/app/src/main/cpp/netcamera/HangYuCtrl.cpp
+++ b/app/src/main/cpp/netcamera/HangYuCtrl.cpp
@@ -52,7 +52,7 @@ bool HangYuCtrl::SetResolution(uint8_t channel, uint8_t streamID, uint32_t resX,
     return true;
 }
 
-bool HangYuCtrl::SetOsd(uint8_t channel, std::string osdstring)
+bool HangYuCtrl::SetOsd(uint8_t channel, std::string osdstring, uint8_t pos)
 {
     // /LAPI/V1.0/Channels/<ID>/Media/OSDs/Contents
     //左上OSD
diff --git a/app/src/main/cpp/netcamera/HangYuCtrl.h b/app/src/main/cpp/netcamera/HangYuCtrl.h
index a370ec81..2d02729f 100644
--- a/app/src/main/cpp/netcamera/HangYuCtrl.h
+++ b/app/src/main/cpp/netcamera/HangYuCtrl.h
@@ -13,7 +13,7 @@ public:
     using VendorCtrl::VendorCtrl;
     virtual ~HangYuCtrl();
 
-    virtual bool SetOsd(uint8_t channel, std::string osd);
+    virtual bool SetOsd(uint8_t channel, std::string osd, uint8_t pos);
     virtual void EnableOsd(bool enable, uint8_t channel);
     virtual std::string GetStreamingUrl(uint8_t channel);
     virtual bool UpdateTime(time_t ts);