fallback to BitBlt when PrintWindow failed.

hecomi · May 4, 2021 · 1f3a19d · 1f3a19d
1 parent 1b4da5d
commit 1f3a19d
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Showing 2 changed files with 7 additions and 1 deletion.
diff --git a/Plugins/uWindowCapture/uWindowCapture/WindowTexture.cpp b/Plugins/uWindowCapture/uWindowCapture/WindowTexture.cpp
@@ -20,7 +20,7 @@ WindowTexture::WindowTexture(Window* window)
     {
         windowsGraphicsCapture_ = std::make_shared<WindowsGraphicsCapture>(window_->GetMonitorHandle());
     }
-    else if (window_->IsAltTab())
+    else// if (window_->IsAltTab())
     {
         windowsGraphicsCapture_ = std::make_shared<WindowsGraphicsCapture>(window_->GetWindowHandle());
     }
@@ -70,6 +70,10 @@ CaptureMode WindowTexture::GetCaptureModeInternal() const
         {
             return CaptureMode::BitBlt;
         }
+        else if (isPrintWindowFailed_)
+        {
+            return CaptureMode::BitBlt;
+        }
         else
         {
             return CaptureMode::PrintWindow;
@@ -303,6 +307,7 @@ bool WindowTexture::CaptureByWin32API()
             if (!::PrintWindow(hWnd, hDcMem, PW_RENDERFULLCONTENT)) 
             {
                 OutputApiError(__FUNCTION__, "PrintWindow");
+                isPrintWindowFailed_ = true;
                 return false;
             }
             break;

diff --git a/Plugins/uWindowCapture/uWindowCapture/WindowTexture.h b/Plugins/uWindowCapture/uWindowCapture/WindowTexture.h
@@ -70,6 +70,7 @@ class WindowTexture
     const Window* const window_;
     CaptureMode captureMode_ = CaptureMode::Auto;
     std::shared_ptr<WindowsGraphicsCapture> windowsGraphicsCapture_;
+    bool isPrintWindowFailed_ = false;
 
     std::atomic<ID3D11Texture2D*> unityTexture_ = nullptr;
     Microsoft::WRL::ComPtr<ID3D11Texture2D> sharedTexture_;