check frame id.

Plugins/uDesktopDuplication/uDesktopDuplication/Monitor.cpp

@@ -71,8 +71,11 @@ void Monitor::Finalize()
 void Monitor::Render()
 {
     const auto& frame = duplicator_->GetLastFrame();
-    const auto& texture = frame.texture;
 
+    if (frame.id == lastFrameId_) return;
+    lastFrameId_ = frame.id;
+
+    const auto& texture = frame.texture;
 	if (!texture) return;
 
 	// Get texture

Plugins/uDesktopDuplication/uDesktopDuplication/Monitor.h

@@ -70,6 +70,7 @@ private:
     MONITORINFOEX monitorInfo_;
 
     std::shared_ptr<class Duplicator> duplicator_;
+    UINT lastFrameId_ = -1;
 
     ID3D11Texture2D* unityTexture_ = nullptr;
     Microsoft::WRL::ComPtr<ID3D11Texture2D> textureForGetPixels_;