1 files changed, 56 insertions, 0 deletions
diff --git a/thirdparties/win32/include/directshow/amextra.h b/thirdparties/win32/include/directshow/amextra.h
new file mode 100644
index 0000000..3caf64c
--- /dev/null
+++ b/thirdparties/win32/include/directshow/amextra.h
@@ -0,0 +1,56 @@
+//------------------------------------------------------------------------------
+// File: AMExtra.h
+//
+// Desc: DirectShow base classes.
+//
+// Copyright (c) 1992-2001 Microsoft Corporation.  All rights reserved.
+//------------------------------------------------------------------------------
+
+
+#ifndef __AMEXTRA__
+#define __AMEXTRA__
+
+// Simple rendered input pin
+//
+// NOTE if your filter queues stuff before rendering then it may not be
+// appropriate to use this class
+//
+// In that case queue the end of stream condition until the last sample
+// is actually rendered and flush the condition appropriately
+
+class CRenderedInputPin : public CBaseInputPin
+{
+public:
+
+    CRenderedInputPin(__in_opt LPCTSTR pObjectName,
+                      __in CBaseFilter *pFilter,
+                      __in CCritSec *pLock,
+                      __inout HRESULT *phr,
+                      __in_opt LPCWSTR pName);
+#ifdef UNICODE
+    CRenderedInputPin(__in_opt LPCSTR pObjectName,
+                      __in CBaseFilter *pFilter,
+                      __in CCritSec *pLock,
+                      __inout HRESULT *phr,
+                      __in_opt LPCWSTR pName);
+#endif
+    
+    // Override methods to track end of stream state
+    STDMETHODIMP EndOfStream();
+    STDMETHODIMP EndFlush();
+
+    HRESULT Active();
+    HRESULT Run(REFERENCE_TIME tStart);
+
+protected:
+
+    // Member variables to track state
+    BOOL m_bAtEndOfStream;      // Set by EndOfStream
+    BOOL m_bCompleteNotified;   // Set when we notify for EC_COMPLETE
+
+private:
+    void DoCompleteHandling();
+};
+
+#endif // __AMEXTRA__
+