diff --git a/reactos/drivers/multimedia/bdasup/precomp.h b/reactos/drivers/multimedia/bdasup/precomp.h
new file mode 100644
index 00000000000..dda9c1bbc28
--- /dev/null
+++ b/reactos/drivers/multimedia/bdasup/precomp.h
@@ -0,0 +1,44 @@
+#ifndef PRECOMP_H__
+#define PRECOMP_H__
+
+#include <ntddk.h>
+#include <windef.h>
+#include <ks.h>
+#include <bdatypes.h>
+#include <bdamedia.h>
+#include <bdasup.h>
+
+#define NDEBUG
+#include <debug.h>
+
+
+typedef struct
+{
+    LIST_ENTRY Entry;
+    PKSFILTERFACTORY FilterFactoryInstance;
+    PBDA_FILTER_TEMPLATE FilterTemplate;
+}BDA_FILTER_INSTANCE_ENTRY, *PBDA_FILTER_INSTANCE_ENTRY;
+
+typedef struct
+{
+    BOOLEAN Initialized;
+    KSPIN_LOCK FilterFactoryInstanceListLock;
+    LIST_ENTRY FilterFactoryInstanceList;
+}BDA_GLOBAL, *PBDA_GLOBAL;
+
+
+extern BDA_GLOBAL g_Settings;
+
+
+PVOID
+AllocateItem(
+    IN POOL_TYPE PoolType,
+    IN SIZE_T NumberOfBytes);
+
+VOID
+FreeItem(
+    IN PVOID Item);
+
+
+
+#endif