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+/* -*- 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/. */
+#if !defined(DXVA2Manager_h_)
+# define DXVA2Manager_h_
+
+# include "MediaInfo.h"
+# include "WMF.h"
+# include "mozilla/Mutex.h"
+# include "mozilla/gfx/Rect.h"
+# include "d3d11.h"
+
+namespace mozilla {
+
+namespace layers {
+class Image;
+class ImageContainer;
+class KnowsCompositor;
+} // namespace layers
+
+class DXVA2Manager {
+ public:
+ // Creates and initializes a DXVA2Manager. We can use DXVA2 via either
+ // D3D9Ex or D3D11.
+ static DXVA2Manager* CreateD3D9DXVA(layers::KnowsCompositor* aKnowsCompositor,
+ nsACString& aFailureReason);
+ static DXVA2Manager* CreateD3D11DXVA(
+ layers::KnowsCompositor* aKnowsCompositor, nsACString& aFailureReason,
+ ID3D11Device* aDevice = nullptr);
+
+ // Returns a pointer to the D3D device manager responsible for managing the
+ // device we're using for hardware accelerated video decoding. If we're using
+ // D3D9Ex, this is an IDirect3DDeviceManager9. For D3D11 this is an
+ // IMFDXGIDeviceManager. It is safe to call this on any thread.
+ virtual IUnknown* GetDXVADeviceManager() = 0;
+
+ // Creates an Image for the video frame stored in aVideoSample.
+ virtual HRESULT CopyToImage(IMFSample* aVideoSample,
+ const gfx::IntRect& aRegion,
+ layers::Image** aOutImage) = 0;
+
+ virtual HRESULT WrapTextureWithImage(IMFSample* aVideoSample,
+ const gfx::IntRect& aRegion,
+ layers::Image** aOutImage) {
+ // Not implemented!
+ MOZ_CRASH("WrapTextureWithImage not implemented on this manager.");
+ return E_FAIL;
+ }
+
+ virtual HRESULT CopyToBGRATexture(ID3D11Texture2D* aInTexture,
+ uint32_t aArrayIndex,
+ ID3D11Texture2D** aOutTexture) {
+ // Not implemented!
+ MOZ_CRASH("CopyToBGRATexture not implemented on this manager.");
+ return E_FAIL;
+ }
+
+ virtual HRESULT ConfigureForSize(IMFMediaType* aInputType,
+ gfx::YUVColorSpace aColorSpace,
+ gfx::ColorRange aColorRange, uint32_t aWidth,
+ uint32_t aHeight) {
+ return S_OK;
+ }
+
+ virtual bool IsD3D11() { return false; }
+
+ virtual ~DXVA2Manager();
+
+ virtual bool SupportsConfig(const VideoInfo& aInfo, IMFMediaType* aInputType,
+ IMFMediaType* aOutputType) = 0;
+
+ // Called before shutdown video MFTDecoder.
+ virtual void BeforeShutdownVideoMFTDecoder() {}
+
+ virtual bool SupportsZeroCopyNV12Texture() { return false; }
+
+ static bool IsNV12Supported(uint32_t aVendorID, uint32_t aDeviceID,
+ const nsAString& aDriverVersionString);
+
+ protected:
+ Mutex mLock MOZ_UNANNOTATED;
+ DXVA2Manager();
+
+ bool IsUnsupportedResolution(const uint32_t& aWidth, const uint32_t& aHeight,
+ const float& aFramerate) const;
+
+ bool mIsAMDPreUVD4 = false;
+};
+
+} // namespace mozilla
+
+#endif // DXVA2Manager_h_