Improvement

apps/LoopThroughWithOpenGLCompositing/videoio/decklink/DeckLinkSession.h

@@ -11,7 +11,9 @@
 
 #include <atlbase.h>
 #include <deque>
+#include <mutex>
 #include <string>
+#include <unordered_map>
 
 class OpenGLComposite;
 
@@ -70,6 +72,7 @@ private:
 	bool AcquireNextOutputVideoFrame(CComPtr<IDeckLinkMutableVideoFrame>& outputVideoFrame);
 	bool PopulateOutputFrame(IDeckLinkMutableVideoFrame* outputVideoFrame, VideoIOOutputFrame& frame);
 	bool ScheduleFrame(IDeckLinkMutableVideoFrame* outputVideoFrame);
+	bool ScheduleSystemMemoryFrame(const VideoIOOutputFrame& frame);
 	bool ScheduleBlackFrame(IDeckLinkMutableVideoFrame* outputVideoFrame);
 	static VideoIOCompletionResult TranslateCompletionResult(BMDOutputFrameCompletionResult completionResult);
 
@@ -79,6 +82,8 @@ private:
 	CComPtr<IDeckLinkOutput>				output;
 	CComPtr<IDeckLinkKeyer>					keyer;
 	std::deque<CComPtr<IDeckLinkMutableVideoFrame>> outputVideoFrameQueue;
+	std::mutex								mScheduledSystemFrameMutex;
+	std::unordered_map<IDeckLinkVideoFrame*, void*> mScheduledSystemFrameBuffers;
 	VideoIOState							mState;
 	VideoPlayoutPolicy						mPlayoutPolicy;
 	VideoPlayoutScheduler					mScheduler;