1 files changed, 88 insertions, 0 deletions
diff --git a/dom/media/platforms/wmf/WMF.h b/dom/media/platforms/wmf/WMF.h
new file mode 100644
index 0000000000..36db75fac5
--- /dev/null
+++ b/dom/media/platforms/wmf/WMF.h
@@ -0,0 +1,88 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim:set ts=2 sw=2 sts=2 et cindent: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef WMF_H_
+#define WMF_H_
+
+#include <windows.h>
+#include <mfapi.h>
+#include <mfidl.h>
+#include <mfreadwrite.h>
+#include <mfobjects.h>
+#include <ks.h>
+#include <stdio.h>
+#include <mferror.h>
+#include <propvarutil.h>
+#include <wmcodecdsp.h>
+#include <d3d9.h>
+#include <dxva2api.h>
+#include <wmcodecdsp.h>
+#include <codecapi.h>
+
+// The Windows headers helpfully declare min and max macros, which don't
+// compile in the presence of std::min and std::max and unified builds.
+// So undef them here.
+#ifdef min
+#  undef min
+#endif
+#ifdef max
+#  undef max
+#endif
+
+// Some SDK versions don't define the AAC decoder CLSID.
+#ifndef CLSID_CMSAACDecMFT
+extern "C" const CLSID CLSID_CMSAACDecMFT;
+#  define WMF_MUST_DEFINE_AAC_MFT_CLSID
+#endif
+
+namespace mozilla {
+namespace wmf {
+
+// If successful, loads all required WMF DLLs and calls the WMF MFStartup()
+// function. This delegates the WMF MFStartup() call to the MTA thread if
+// the current thread is not MTA. This is to ensure we always interact with
+// WMF from threads with the same COM compartment model.
+HRESULT MFStartup();
+
+// Calls the WMF MFShutdown() function. Call this once for every time
+// wmf::MFStartup() succeeds. Note: does not unload the WMF DLLs loaded by
+// MFStartup(); leaves them in memory to save I/O at next MFStartup() call.
+// This delegates the WMF MFShutdown() call to the MTA thread if the current
+// thread is not MTA. This is to ensure we always interact with
+// WMF from threads with the same COM compartment model.
+HRESULT MFShutdown();
+
+// All functions below are wrappers around the corresponding WMF function,
+// and automatically locate and call the corresponding function in the WMF DLLs.
+
+HRESULT MFCreateMediaType(IMFMediaType** aOutMFType);
+
+HRESULT MFGetStrideForBitmapInfoHeader(DWORD aFormat, DWORD aWidth,
+                                       LONG* aOutStride);
+
+HRESULT MFGetService(IUnknown* punkObject, REFGUID guidService, REFIID riid,
+                     LPVOID* ppvObject);
+
+HRESULT DXVA2CreateDirect3DDeviceManager9(
+    UINT* pResetToken, IDirect3DDeviceManager9** ppDXVAManager);
+
+HRESULT MFCreateDXGIDeviceManager(UINT* pResetToken,
+                                  IMFDXGIDeviceManager** ppDXVAManager);
+
+HRESULT MFCreateSample(IMFSample** ppIMFSample);
+
+HRESULT MFCreateAlignedMemoryBuffer(DWORD cbMaxLength, DWORD fAlignmentFlags,
+                                    IMFMediaBuffer** ppBuffer);
+
+HRESULT MFCreateDXGISurfaceBuffer(REFIID riid, IUnknown* punkSurface,
+                                  UINT uSubresourceIndex,
+                                  BOOL fButtomUpWhenLinear,
+                                  IMFMediaBuffer** ppBuffer);
+
+}  // end namespace wmf
+}  // end namespace mozilla
+
+#endif