Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 1512 insertions, 0 deletions

diff --git a/dom/media/platforms/wmf/DXVA2Manager.cpp b/dom/media/platforms/wmf/DXVA2Manager.cpp
new file mode 100644
index 0000000000..f080a16779
--- /dev/null
+++ b/dom/media/platforms/wmf/DXVA2Manager.cpp
@@ -0,0 +1,1512 @@
+/* -*- 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/. */
+
+#ifdef MOZ_AV1
+#  include "AOMDecoder.h"
+#endif
+#include "DXVA2Manager.h"
+#include <d3d11.h>
+#include "D3D9SurfaceImage.h"
+#include "DriverCrashGuard.h"
+#include "GfxDriverInfo.h"
+#include "ImageContainer.h"
+#include "MFTDecoder.h"
+#include "MediaTelemetryConstants.h"
+#include "PerformanceRecorder.h"
+#include "VideoUtils.h"
+#include "VPXDecoder.h"
+#include "WMFUtils.h"
+#include "gfxCrashReporterUtils.h"
+#include "gfxWindowsPlatform.h"
+#include "mfapi.h"
+#include "mozilla/StaticMutex.h"
+#include "mozilla/StaticPrefs_media.h"
+#include "mozilla/Telemetry.h"
+#include "mozilla/gfx/DeviceManagerDx.h"
+#include "mozilla/layers/D3D11ShareHandleImage.h"
+#include "mozilla/layers/D3D11TextureIMFSampleImage.h"
+#include "mozilla/layers/ImageBridgeChild.h"
+#include "mozilla/layers/TextureD3D11.h"
+#include "mozilla/layers/TextureForwarder.h"
+#include "mozilla/mscom/EnsureMTA.h"
+#include "nsPrintfCString.h"
+#include "nsThreadUtils.h"
+
+const GUID MF_XVP_PLAYBACK_MODE = {
+    0x3c5d293f,
+    0xad67,
+    0x4e29,
+    {0xaf, 0x12, 0xcf, 0x3e, 0x23, 0x8a, 0xcc, 0xe9}};
+
+DEFINE_GUID(MF_LOW_LATENCY, 0x9c27891a, 0xed7a, 0x40e1, 0x88, 0xe8, 0xb2, 0x27,
+            0x27, 0xa0, 0x24, 0xee);
+
+// R600, R700, Evergreen and Cayman AMD cards. These support DXVA via UVD3 or
+// earlier, and don't handle 1080p60 well.
+static const DWORD sAMDPreUVD4[] = {
+    // clang-format off
+  0x9400, 0x9401, 0x9402, 0x9403, 0x9405, 0x940a, 0x940b, 0x940f, 0x94c0, 0x94c1, 0x94c3, 0x94c4, 0x94c5,
+  0x94c6, 0x94c7, 0x94c8, 0x94c9, 0x94cb, 0x94cc, 0x94cd, 0x9580, 0x9581, 0x9583, 0x9586, 0x9587, 0x9588,
+  0x9589, 0x958a, 0x958b, 0x958c, 0x958d, 0x958e, 0x958f, 0x9500, 0x9501, 0x9504, 0x9505, 0x9506, 0x9507,
+  0x9508, 0x9509, 0x950f, 0x9511, 0x9515, 0x9517, 0x9519, 0x95c0, 0x95c2, 0x95c4, 0x95c5, 0x95c6, 0x95c7,
+  0x95c9, 0x95cc, 0x95cd, 0x95ce, 0x95cf, 0x9590, 0x9591, 0x9593, 0x9595, 0x9596, 0x9597, 0x9598, 0x9599,
+  0x959b, 0x9610, 0x9611, 0x9612, 0x9613, 0x9614, 0x9615, 0x9616, 0x9710, 0x9711, 0x9712, 0x9713, 0x9714,
+  0x9715, 0x9440, 0x9441, 0x9442, 0x9443, 0x9444, 0x9446, 0x944a, 0x944b, 0x944c, 0x944e, 0x9450, 0x9452,
+  0x9456, 0x945a, 0x945b, 0x945e, 0x9460, 0x9462, 0x946a, 0x946b, 0x947a, 0x947b, 0x9480, 0x9487, 0x9488,
+  0x9489, 0x948a, 0x948f, 0x9490, 0x9491, 0x9495, 0x9498, 0x949c, 0x949e, 0x949f, 0x9540, 0x9541, 0x9542,
+  0x954e, 0x954f, 0x9552, 0x9553, 0x9555, 0x9557, 0x955f, 0x94a0, 0x94a1, 0x94a3, 0x94b1, 0x94b3, 0x94b4,
+  0x94b5, 0x94b9, 0x68e0, 0x68e1, 0x68e4, 0x68e5, 0x68e8, 0x68e9, 0x68f1, 0x68f2, 0x68f8, 0x68f9, 0x68fa,
+  0x68fe, 0x68c0, 0x68c1, 0x68c7, 0x68c8, 0x68c9, 0x68d8, 0x68d9, 0x68da, 0x68de, 0x68a0, 0x68a1, 0x68a8,
+  0x68a9, 0x68b0, 0x68b8, 0x68b9, 0x68ba, 0x68be, 0x68bf, 0x6880, 0x6888, 0x6889, 0x688a, 0x688c, 0x688d,
+  0x6898, 0x6899, 0x689b, 0x689e, 0x689c, 0x689d, 0x9802, 0x9803, 0x9804, 0x9805, 0x9806, 0x9807, 0x9808,
+  0x9809, 0x980a, 0x9640, 0x9641, 0x9647, 0x9648, 0x964a, 0x964b, 0x964c, 0x964e, 0x964f, 0x9642, 0x9643,
+  0x9644, 0x9645, 0x9649, 0x6720, 0x6721, 0x6722, 0x6723, 0x6724, 0x6725, 0x6726, 0x6727, 0x6728, 0x6729,
+  0x6738, 0x6739, 0x673e, 0x6740, 0x6741, 0x6742, 0x6743, 0x6744, 0x6745, 0x6746, 0x6747, 0x6748, 0x6749,
+  0x674a, 0x6750, 0x6751, 0x6758, 0x6759, 0x675b, 0x675d, 0x675f, 0x6840, 0x6841, 0x6842, 0x6843, 0x6849,
+  0x6850, 0x6858, 0x6859, 0x6760, 0x6761, 0x6762, 0x6763, 0x6764, 0x6765, 0x6766, 0x6767, 0x6768, 0x6770,
+  0x6771, 0x6772, 0x6778, 0x6779, 0x677b, 0x6700, 0x6701, 0x6702, 0x6703, 0x6704, 0x6705, 0x6706, 0x6707,
+  0x6708, 0x6709, 0x6718, 0x6719, 0x671c, 0x671d, 0x671f, 0x9900, 0x9901, 0x9903, 0x9904, 0x9905, 0x9906,
+  0x9907, 0x9908, 0x9909, 0x990a, 0x990b, 0x990c, 0x990d, 0x990e, 0x990f, 0x9910, 0x9913, 0x9917, 0x9918,
+  0x9919, 0x9990, 0x9991, 0x9992, 0x9993, 0x9994, 0x9995, 0x9996, 0x9997, 0x9998, 0x9999, 0x999a, 0x999b,
+  0x999c, 0x999d, 0x99a0, 0x99a2, 0x99a4
+    // clang-format on
+};
+
+// List of NVidia Telsa GPU known to have broken NV12 rendering.
+static const DWORD sNVIDIABrokenNV12[] = {
+    // clang-format off
+  0x0191, 0x0193, 0x0194, 0x0197, 0x019d, 0x019e, // G80
+  0x0400, 0x0401, 0x0402, 0x0403, 0x0404, 0x0405, 0x0406, 0x0407, 0x0408, 0x0409, // G84
+  0x040a, 0x040b, 0x040c, 0x040d, 0x040e, 0x040f,
+  0x0420, 0x0421, 0x0422, 0x0423, 0x0424, 0x0425, 0x0426, 0x0427, 0x0428, 0x0429, // G86
+  0x042a, 0x042b, 0x042c, 0x042d, 0x042e, 0x042f,
+  0x0410, 0x0600, 0x0601, 0x0602, 0x0603, 0x0604, 0x0605, 0x0606, 0x0607, 0x0608, // G92
+  0x0609, 0x060a, 0x060b, 0x060c, 0x060f, 0x0610, 0x0611, 0x0612, 0x0613, 0x0614,
+  0x0615, 0x0617, 0x0618, 0x0619, 0x061a, 0x061b, 0x061c, 0x061d, 0x061e, 0x061f, // G94
+  0x0621, 0x0622, 0x0623, 0x0625, 0x0626, 0x0627, 0x0628, 0x062a, 0x062b, 0x062c,
+  0x062d, 0x062e, 0x0631, 0x0635, 0x0637, 0x0638, 0x063a,
+  0x0640, 0x0641, 0x0643, 0x0644, 0x0645, 0x0646, 0x0647, 0x0648, 0x0649, 0x064a, // G96
+  0x064b, 0x064c, 0x0651, 0x0652, 0x0653, 0x0654, 0x0655, 0x0656, 0x0658, 0x0659,
+  0x065a, 0x065b, 0x065c, 0x065f,
+  0x06e0, 0x06e1, 0x06e2, 0x06e3, 0x06e4, 0x06e6, 0x06e7, 0x06e8, 0x06e9, 0x06ea, // G98
+  0x06eb, 0x06ec, 0x06ef, 0x06f1, 0x06f8, 0x06f9, 0x06fa, 0x06fb, 0x06fd, 0x06ff,
+  0x05e0, 0x05e1, 0x05e2, 0x05e3, 0x05e6, 0x05e7, 0x05e9, 0x05ea, 0x05eb, 0x05ed, // G200
+  0x05ee, 0x05ef,
+  0x0840, 0x0844, 0x0845, 0x0846, 0x0847, 0x0848, 0x0849, 0x084a, 0x084b, 0x084c, // MCP77
+  0x084d, 0x084f,
+  0x0860, 0x0861, 0x0862, 0x0863, 0x0864, 0x0865, 0x0866, 0x0867, 0x0868, 0x0869, // MCP79
+  0x086a, 0x086c, 0x086d, 0x086e, 0x086f, 0x0870, 0x0871, 0x0872, 0x0873, 0x0874,
+  0x0876, 0x087a, 0x087d, 0x087e, 0x087f,
+  0x0ca0, 0x0ca2, 0x0ca3, 0x0ca2, 0x0ca4, 0x0ca5, 0x0ca7, 0x0ca9, 0x0cac, 0x0caf, // GT215
+  0x0cb0, 0x0cb1, 0x0cbc,
+  0x0a20, 0x0a22, 0x0a23, 0x0a26, 0x0a27, 0x0a28, 0x0a29, 0x0a2a, 0x0a2b, 0x0a2c, // GT216
+  0x0a2d, 0x0a32, 0x0a34, 0x0a35, 0x0a38, 0x0a3c,
+  0x0a60, 0x0a62, 0x0a63, 0x0a64, 0x0a65, 0x0a66, 0x0a67, 0x0a68, 0x0a69, 0x0a6a, // GT218
+  0x0a6c, 0x0a6e, 0x0a6f, 0x0a70, 0x0a71, 0x0a72, 0x0a73, 0x0a74, 0x0a75, 0x0a76,
+  0x0a78, 0x0a7a, 0x0a7c, 0x10c0, 0x10c3, 0x10c5, 0x10d8
+    // clang-format on
+};
+
+// The size we use for our synchronization surface.
+// 16x16 is the size recommended by Microsoft (in the D3D9ExDXGISharedSurf
+// sample) that works best to avoid driver bugs.
+static const uint32_t kSyncSurfaceSize = 16;
+
+namespace mozilla {
+
+using layers::D3D11RecycleAllocator;
+using layers::D3D11ShareHandleImage;
+using layers::D3D9RecycleAllocator;
+using layers::D3D9SurfaceImage;
+using layers::Image;
+using layers::ImageContainer;
+using namespace layers;
+using namespace gfx;
+
+class D3D9DXVA2Manager : public DXVA2Manager {
+ public:
+  D3D9DXVA2Manager();
+  virtual ~D3D9DXVA2Manager();
+
+  HRESULT Init(layers::KnowsCompositor* aKnowsCompositor,
+               nsACString& aFailureReason);
+
+  IUnknown* GetDXVADeviceManager() override;
+
+  // Copies a region (aRegion) of the video frame stored in aVideoSample
+  // into an image which is returned by aOutImage.
+  HRESULT CopyToImage(IMFSample* aVideoSample, const gfx::IntRect& aRegion,
+                      Image** aOutImage) override;
+
+  bool SupportsConfig(const VideoInfo& aInfo, IMFMediaType* aInputType,
+                      IMFMediaType* aOutputType) override;
+
+ private:
+  bool CanCreateDecoder(const DXVA2_VideoDesc& aDesc) const;
+
+  already_AddRefed<IDirectXVideoDecoder> CreateDecoder(
+      const DXVA2_VideoDesc& aDesc) const;
+
+  RefPtr<IDirect3D9Ex> mD3D9;
+  RefPtr<IDirect3DDevice9Ex> mDevice;
+  RefPtr<IDirect3DDeviceManager9> mDeviceManager;
+  RefPtr<D3D9RecycleAllocator> mTextureClientAllocator;
+  RefPtr<IDirectXVideoDecoderService> mDecoderService;
+  RefPtr<IDirect3DSurface9> mSyncSurface;
+  RefPtr<IDirectXVideoDecoder> mDecoder;
+  GUID mDecoderGUID;
+  UINT32 mResetToken = 0;
+};
+
+void GetDXVA2ExtendedFormatFromMFMediaType(IMFMediaType* pType,
+                                           DXVA2_ExtendedFormat* pFormat) {
+  // Get the interlace mode.
+  MFVideoInterlaceMode interlace = MFVideoInterlaceMode(MFGetAttributeUINT32(
+      pType, MF_MT_INTERLACE_MODE, MFVideoInterlace_Unknown));
+
+  if (interlace == MFVideoInterlace_MixedInterlaceOrProgressive) {
+    pFormat->SampleFormat = DXVA2_SampleFieldInterleavedEvenFirst;
+  } else {
+    pFormat->SampleFormat = UINT(interlace);
+  }
+
+  pFormat->VideoChromaSubsampling = MFGetAttributeUINT32(
+      pType, MF_MT_VIDEO_CHROMA_SITING, MFVideoChromaSubsampling_Unknown);
+  pFormat->NominalRange = MFGetAttributeUINT32(pType, MF_MT_VIDEO_NOMINAL_RANGE,
+                                               MFNominalRange_Unknown);
+  pFormat->VideoTransferMatrix = MFGetAttributeUINT32(
+      pType, MF_MT_YUV_MATRIX, MFVideoTransferMatrix_Unknown);
+  pFormat->VideoLighting = MFGetAttributeUINT32(pType, MF_MT_VIDEO_LIGHTING,
+                                                MFVideoLighting_Unknown);
+  pFormat->VideoPrimaries = MFGetAttributeUINT32(pType, MF_MT_VIDEO_PRIMARIES,
+                                                 MFVideoPrimaries_Unknown);
+  pFormat->VideoTransferFunction = MFGetAttributeUINT32(
+      pType, MF_MT_TRANSFER_FUNCTION, MFVideoTransFunc_Unknown);
+}
+
+HRESULT ConvertMFTypeToDXVAType(IMFMediaType* pType, DXVA2_VideoDesc* pDesc) {
+  ZeroMemory(pDesc, sizeof(*pDesc));
+
+  // The D3D format is the first DWORD of the subtype GUID.
+  GUID subtype = GUID_NULL;
+  HRESULT hr = pType->GetGUID(MF_MT_SUBTYPE, &subtype);
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+  pDesc->Format = (D3DFORMAT)subtype.Data1;
+
+  UINT32 width = 0;
+  UINT32 height = 0;
+  hr = MFGetAttributeSize(pType, MF_MT_FRAME_SIZE, &width, &height);
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+  NS_ENSURE_TRUE(width <= MAX_VIDEO_WIDTH, E_FAIL);
+  NS_ENSURE_TRUE(height <= MAX_VIDEO_HEIGHT, E_FAIL);
+  pDesc->SampleWidth = width;
+  pDesc->SampleHeight = height;
+
+  UINT32 fpsNumerator = 0;
+  UINT32 fpsDenominator = 0;
+  if (SUCCEEDED(MFGetAttributeRatio(pType, MF_MT_FRAME_RATE, &fpsNumerator,
+                                    &fpsDenominator))) {
+    pDesc->InputSampleFreq.Numerator = fpsNumerator;
+    pDesc->InputSampleFreq.Denominator = fpsDenominator;
+
+    GetDXVA2ExtendedFormatFromMFMediaType(pType, &pDesc->SampleFormat);
+    pDesc->OutputFrameFreq = pDesc->InputSampleFreq;
+    if ((pDesc->SampleFormat.SampleFormat ==
+         DXVA2_SampleFieldInterleavedEvenFirst) ||
+        (pDesc->SampleFormat.SampleFormat ==
+         DXVA2_SampleFieldInterleavedOddFirst)) {
+      pDesc->OutputFrameFreq.Numerator *= 2;
+    }
+  }
+
+  return S_OK;
+}
+
+// All GUIDs other than Intel ClearVideo can be found here:
+// https://docs.microsoft.com/en-us/windows/win32/medfound/direct3d-12-video-guids
+// VLD = Variable-length decoder, FGT = Film grain technology
+static const GUID DXVA2_ModeH264_VLD_NoFGT = {
+    0x1b81be68,
+    0xa0c7,
+    0x11d3,
+    {0xb9, 0x84, 0x00, 0xc0, 0x4f, 0x2e, 0x73, 0xc5}};
+
+// Also known as DXVADDI_Intel_ModeH264_E here:
+// https://www.intel.com/content/dam/develop/external/us/en/documents/h264-avc-x4500-acceration-esardell-157713.pdf
+// Named based on the fact that this is only supported on older ClearVideo
+// Intel decoding hardware.
+static const GUID DXVA2_Intel_ClearVideo_ModeH264_VLD_NoFGT = {
+    0x604F8E68,
+    0x4951,
+    0x4c54,
+    {0x88, 0xFE, 0xAB, 0xD2, 0x5C, 0x15, 0xB3, 0xD6}};
+
+// VP8 profiles
+static const GUID DXVA2_ModeVP8_VLD = {
+    0x90b899ea,
+    0x3a62,
+    0x4705,
+    {0x88, 0xb3, 0x8d, 0xf0, 0x4b, 0x27, 0x44, 0xe7}};
+
+// VP9 profiles
+static const GUID DXVA2_ModeVP9_VLD_Profile0 = {
+    0x463707f8,
+    0xa1d0,
+    0x4585,
+    {0x87, 0x6d, 0x83, 0xaa, 0x6d, 0x60, 0xb8, 0x9e}};
+
+static const GUID DXVA2_ModeVP9_VLD_10bit_Profile2 = {
+    0xa4c749ef,
+    0x6ecf,
+    0x48aa,
+    {0x84, 0x48, 0x50, 0xa7, 0xa1, 0x16, 0x5f, 0xf7}};
+
+// AV1 profiles
+static const GUID DXVA2_ModeAV1_VLD_Profile0 = {
+    0xb8be4ccb,
+    0xcf53,
+    0x46ba,
+    {0x8d, 0x59, 0xd6, 0xb8, 0xa6, 0xda, 0x5d, 0x2a}};
+
+static const GUID DXVA2_ModeAV1_VLD_Profile1 = {
+    0x6936ff0f,
+    0x45b1,
+    0x4163,
+    {0x9c, 0xc1, 0x64, 0x6e, 0xf6, 0x94, 0x61, 0x08}};
+
+static const GUID DXVA2_ModeAV1_VLD_Profile2 = {
+    0x0c5f2aa1,
+    0xe541,
+    0x4089,
+    {0xbb, 0x7b, 0x98, 0x11, 0x0a, 0x19, 0xd7, 0xc8}};
+
+static const GUID DXVA2_ModeAV1_VLD_12bit_Profile2 = {
+    0x17127009,
+    0xa00f,
+    0x4ce1,
+    {0x99, 0x4e, 0xbf, 0x40, 0x81, 0xf6, 0xf3, 0xf0}};
+
+static const GUID DXVA2_ModeAV1_VLD_12bit_Profile2_420 = {
+    0x2d80bed6,
+    0x9cac,
+    0x4835,
+    {0x9e, 0x91, 0x32, 0x7b, 0xbc, 0x4f, 0x9e, 0xe8}};
+
+// This tests if a DXVA video decoder can be created for the given media
+// type/resolution. It uses the same decoder device (DXVA2_ModeH264_E -
+// DXVA2_ModeH264_VLD_NoFGT) as the H264 decoder MFT provided by windows
+// (CLSID_CMSH264DecoderMFT) uses, so we can use it to determine if the MFT will
+// use software fallback or not.
+bool D3D9DXVA2Manager::SupportsConfig(const VideoInfo& aInfo,
+                                      IMFMediaType* aInputType,
+                                      IMFMediaType* aOutputType) {
+  GUID inputSubtype;
+  HRESULT hr = aInputType->GetGUID(MF_MT_SUBTYPE, &inputSubtype);
+  if (FAILED(hr) || inputSubtype != MFVideoFormat_H264) {
+    return false;
+  }
+
+  DXVA2_VideoDesc desc;
+  hr = ConvertMFTypeToDXVAType(aInputType, &desc);
+  NS_ENSURE_TRUE(SUCCEEDED(hr), false);
+  return CanCreateDecoder(desc);
+}
+
+D3D9DXVA2Manager::D3D9DXVA2Manager() { MOZ_COUNT_CTOR(D3D9DXVA2Manager); }
+
+D3D9DXVA2Manager::~D3D9DXVA2Manager() { MOZ_COUNT_DTOR(D3D9DXVA2Manager); }
+
+IUnknown* D3D9DXVA2Manager::GetDXVADeviceManager() {
+  MutexAutoLock lock(mLock);
+  return mDeviceManager;
+}
+
+HRESULT
+D3D9DXVA2Manager::Init(layers::KnowsCompositor* aKnowsCompositor,
+                       nsACString& aFailureReason) {
+  ScopedGfxFeatureReporter reporter("DXVA2D3D9");
+
+  // Create D3D9Ex.
+  HMODULE d3d9lib = LoadLibraryW(L"d3d9.dll");
+  NS_ENSURE_TRUE(d3d9lib, E_FAIL);
+  decltype(Direct3DCreate9Ex)* d3d9Create =
+      (decltype(Direct3DCreate9Ex)*)GetProcAddress(d3d9lib,
+                                                   "Direct3DCreate9Ex");
+  if (!d3d9Create) {
+    NS_WARNING("Couldn't find Direct3DCreate9Ex symbol in d3d9.dll");
+    aFailureReason.AssignLiteral(
+        "Couldn't find Direct3DCreate9Ex symbol in d3d9.dll");
+    return E_FAIL;
+  }
+  RefPtr<IDirect3D9Ex> d3d9Ex;
+  HRESULT hr = d3d9Create(D3D_SDK_VERSION, getter_AddRefs(d3d9Ex));
+  if (!d3d9Ex) {
+    NS_WARNING("Direct3DCreate9 failed");
+    aFailureReason.AssignLiteral("Direct3DCreate9 failed");
+    return E_FAIL;
+  }
+
+  // Ensure we can do the YCbCr->RGB conversion in StretchRect.
+  // Fail if we can't.
+  hr = d3d9Ex->CheckDeviceFormatConversion(
+      D3DADAPTER_DEFAULT, D3DDEVTYPE_HAL,
+      (D3DFORMAT)MAKEFOURCC('N', 'V', '1', '2'), D3DFMT_X8R8G8B8);
+  if (!SUCCEEDED(hr)) {
+    aFailureReason = nsPrintfCString(
+        "CheckDeviceFormatConversion failed with error %lX", hr);
+    return hr;
+  }
+
+  // Create D3D9DeviceEx. We pass null HWNDs here even though the documentation
+  // suggests that one of them should not be. At this point in time Chromium
+  // does the same thing for video acceleration.
+  D3DPRESENT_PARAMETERS params = {0};
+  params.BackBufferWidth = 1;
+  params.BackBufferHeight = 1;
+  params.BackBufferFormat = D3DFMT_A8R8G8B8;
+  params.BackBufferCount = 1;
+  params.SwapEffect = D3DSWAPEFFECT_DISCARD;
+  params.hDeviceWindow = nullptr;
+  params.Windowed = TRUE;
+  params.Flags = D3DPRESENTFLAG_VIDEO;
+
+  RefPtr<IDirect3DDevice9Ex> device;
+  hr = d3d9Ex->CreateDeviceEx(D3DADAPTER_DEFAULT, D3DDEVTYPE_HAL, nullptr,
+                              D3DCREATE_FPU_PRESERVE | D3DCREATE_MULTITHREADED |
+                                  D3DCREATE_MIXED_VERTEXPROCESSING,
+                              &params, nullptr, getter_AddRefs(device));
+  if (!SUCCEEDED(hr)) {
+    aFailureReason =
+        nsPrintfCString("CreateDeviceEx failed with error %lX", hr);
+    return hr;
+  }
+
+  // Ensure we can create queries to synchronize operations between devices.
+  // Without this, when we make a copy of the frame in order to share it with
+  // another device, we can't be sure that the copy has finished before the
+  // other device starts using it.
+  RefPtr<IDirect3DQuery9> query;
+
+  hr = device->CreateQuery(D3DQUERYTYPE_EVENT, getter_AddRefs(query));
+  if (!SUCCEEDED(hr)) {
+    aFailureReason = nsPrintfCString("CreateQuery failed with error %lX", hr);
+    return hr;
+  }
+
+  // Create and initialize IDirect3DDeviceManager9.
+  UINT resetToken = 0;
+  RefPtr<IDirect3DDeviceManager9> deviceManager;
+
+  hr = wmf::DXVA2CreateDirect3DDeviceManager9(&resetToken,
+                                              getter_AddRefs(deviceManager));
+  if (!SUCCEEDED(hr)) {
+    aFailureReason = nsPrintfCString(
+        "DXVA2CreateDirect3DDeviceManager9 failed with error %lX", hr);
+    return hr;
+  }
+  hr = deviceManager->ResetDevice(device, resetToken);
+  if (!SUCCEEDED(hr)) {
+    aFailureReason = nsPrintfCString(
+        "IDirect3DDeviceManager9::ResetDevice failed with error %lX", hr);
+    return hr;
+  }
+
+  HANDLE deviceHandle;
+  RefPtr<IDirectXVideoDecoderService> decoderService;
+  hr = deviceManager->OpenDeviceHandle(&deviceHandle);
+  if (!SUCCEEDED(hr)) {
+    aFailureReason = nsPrintfCString(
+        "IDirect3DDeviceManager9::OpenDeviceHandle failed with error %lX", hr);
+    return hr;
+  }
+
+  hr = deviceManager->GetVideoService(
+      deviceHandle, IID_PPV_ARGS(decoderService.StartAssignment()));
+  deviceManager->CloseDeviceHandle(deviceHandle);
+  if (!SUCCEEDED(hr)) {
+    aFailureReason = nsPrintfCString(
+        "IDirectXVideoDecoderServer::GetVideoService failed with error %lX",
+        hr);
+    return hr;
+  }
+
+  UINT deviceCount;
+  GUID* decoderDevices = nullptr;
+  hr = decoderService->GetDecoderDeviceGuids(&deviceCount, &decoderDevices);
+  if (!SUCCEEDED(hr)) {
+    aFailureReason = nsPrintfCString(
+        "IDirectXVideoDecoderServer::GetDecoderDeviceGuids failed with error "
+        "%lX",
+        hr);
+    return hr;
+  }
+
+  bool found = false;
+  for (UINT i = 0; i < deviceCount; i++) {
+    if (decoderDevices[i] == DXVA2_ModeH264_VLD_NoFGT ||
+        decoderDevices[i] == DXVA2_Intel_ClearVideo_ModeH264_VLD_NoFGT) {
+      mDecoderGUID = decoderDevices[i];
+      found = true;
+      break;
+    }
+  }
+  CoTaskMemFree(decoderDevices);
+
+  if (!found) {
+    aFailureReason.AssignLiteral("Failed to find an appropriate decoder GUID");
+    return E_FAIL;
+  }
+
+  D3DADAPTER_IDENTIFIER9 adapter;
+  hr = d3d9Ex->GetAdapterIdentifier(D3DADAPTER_DEFAULT, 0, &adapter);
+  if (!SUCCEEDED(hr)) {
+    aFailureReason = nsPrintfCString(
+        "IDirect3D9Ex::GetAdapterIdentifier failed with error %lX", hr);
+    return hr;
+  }
+
+  if ((adapter.VendorId == 0x1022 || adapter.VendorId == 0x1002) &&
+      !StaticPrefs::media_wmf_skip_blacklist()) {
+    for (const auto& model : sAMDPreUVD4) {
+      if (adapter.DeviceId == model) {
+        mIsAMDPreUVD4 = true;
+        break;
+      }
+    }
+    if (StaticPrefs::media_wmf_dxva_d3d9_amd_pre_uvd4_disabled() &&
+        mIsAMDPreUVD4) {
+      aFailureReason.AssignLiteral(
+          "D3D9DXVA2Manager is disabled on AMDPreUVD4");
+      return E_FAIL;
+    }
+  }
+
+  RefPtr<IDirect3DSurface9> syncSurf;
+  hr = device->CreateRenderTarget(kSyncSurfaceSize, kSyncSurfaceSize,
+                                  D3DFMT_X8R8G8B8, D3DMULTISAMPLE_NONE, 0, TRUE,
+                                  getter_AddRefs(syncSurf), NULL);
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  mDecoderService = decoderService;
+
+  mResetToken = resetToken;
+  mD3D9 = d3d9Ex;
+  mDevice = device;
+  mDeviceManager = deviceManager;
+  mSyncSurface = syncSurf;
+
+  if (layers::ImageBridgeChild::GetSingleton()) {
+    // There's no proper KnowsCompositor for ImageBridge currently (and it
+    // implements the interface), so just use that if it's available.
+    mTextureClientAllocator = new D3D9RecycleAllocator(
+        layers::ImageBridgeChild::GetSingleton().get(), mDevice);
+  } else {
+    mTextureClientAllocator =
+        new D3D9RecycleAllocator(aKnowsCompositor, mDevice);
+  }
+  mTextureClientAllocator->SetMaxPoolSize(5);
+
+  Telemetry::Accumulate(Telemetry::MEDIA_DECODER_BACKEND_USED,
+                        uint32_t(media::MediaDecoderBackend::WMFDXVA2D3D9));
+
+  reporter.SetSuccessful();
+
+  return S_OK;
+}
+
+HRESULT
+D3D9DXVA2Manager::CopyToImage(IMFSample* aSample, const gfx::IntRect& aRegion,
+                              Image** aOutImage) {
+  RefPtr<IMFMediaBuffer> buffer;
+  HRESULT hr = aSample->GetBufferByIndex(0, getter_AddRefs(buffer));
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  RefPtr<IDirect3DSurface9> surface;
+  hr = wmf::MFGetService(buffer, MR_BUFFER_SERVICE, IID_IDirect3DSurface9,
+                         getter_AddRefs(surface));
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  RefPtr<D3D9SurfaceImage> image = new D3D9SurfaceImage();
+  hr = image->AllocateAndCopy(mTextureClientAllocator, surface, aRegion);
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  RefPtr<IDirect3DSurface9> sourceSurf = image->GetD3D9Surface();
+
+  // Copy a small rect into our sync surface, and then map it
+  // to block until decoding/color conversion completes.
+  RECT copyRect = {0, 0, kSyncSurfaceSize, kSyncSurfaceSize};
+  hr = mDevice->StretchRect(sourceSurf, &copyRect, mSyncSurface, &copyRect,
+                            D3DTEXF_NONE);
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  D3DLOCKED_RECT lockedRect;
+  hr = mSyncSurface->LockRect(&lockedRect, NULL, D3DLOCK_READONLY);
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  hr = mSyncSurface->UnlockRect();
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  image.forget(aOutImage);
+  return S_OK;
+}
+
+// Count of the number of DXVAManager's we've created. This is also the
+// number of videos we're decoding with DXVA. Use on main thread only.
+static Atomic<uint32_t> sDXVAVideosCount(0);
+
+/* static */
+DXVA2Manager* DXVA2Manager::CreateD3D9DXVA(
+    layers::KnowsCompositor* aKnowsCompositor, nsACString& aFailureReason) {
+  HRESULT hr;
+
+  // DXVA processing takes up a lot of GPU resources, so limit the number of
+  // videos we use DXVA with at any one time.
+  uint32_t dxvaLimit = StaticPrefs::media_wmf_dxva_max_videos();
+
+  if (sDXVAVideosCount == dxvaLimit) {
+    aFailureReason.AssignLiteral("Too many DXVA videos playing");
+    return nullptr;
+  }
+
+  UniquePtr<D3D9DXVA2Manager> d3d9Manager(new D3D9DXVA2Manager());
+  hr = d3d9Manager->Init(aKnowsCompositor, aFailureReason);
+  if (SUCCEEDED(hr)) {
+    return d3d9Manager.release();
+  }
+
+  // No hardware accelerated video decoding. :(
+  return nullptr;
+}
+
+bool D3D9DXVA2Manager::CanCreateDecoder(const DXVA2_VideoDesc& aDesc) const {
+  float framerate = static_cast<float>(aDesc.OutputFrameFreq.Numerator) /
+                    aDesc.OutputFrameFreq.Denominator;
+  if (IsUnsupportedResolution(aDesc.SampleWidth, aDesc.SampleHeight,
+                              framerate)) {
+    return false;
+  }
+  RefPtr<IDirectXVideoDecoder> decoder = CreateDecoder(aDesc);
+  return decoder.get() != nullptr;
+}
+
+already_AddRefed<IDirectXVideoDecoder> D3D9DXVA2Manager::CreateDecoder(
+    const DXVA2_VideoDesc& aDesc) const {
+  UINT configCount;
+  DXVA2_ConfigPictureDecode* configs = nullptr;
+  HRESULT hr = mDecoderService->GetDecoderConfigurations(
+      mDecoderGUID, &aDesc, nullptr, &configCount, &configs);
+  NS_ENSURE_TRUE(SUCCEEDED(hr), nullptr);
+
+  RefPtr<IDirect3DSurface9> surface;
+  hr = mDecoderService->CreateSurface(
+      aDesc.SampleWidth, aDesc.SampleHeight, 0,
+      (D3DFORMAT)MAKEFOURCC('N', 'V', '1', '2'), D3DPOOL_DEFAULT, 0,
+      DXVA2_VideoDecoderRenderTarget, surface.StartAssignment(), NULL);
+  if (!SUCCEEDED(hr)) {
+    CoTaskMemFree(configs);
+    return nullptr;
+  }
+
+  for (UINT i = 0; i < configCount; i++) {
+    RefPtr<IDirectXVideoDecoder> decoder;
+    IDirect3DSurface9* surfaces = surface;
+    hr = mDecoderService->CreateVideoDecoder(mDecoderGUID, &aDesc, &configs[i],
+                                             &surfaces, 1,
+                                             decoder.StartAssignment());
+    if (FAILED(hr)) {
+      continue;
+    }
+
+    CoTaskMemFree(configs);
+    return decoder.forget();
+  }
+
+  CoTaskMemFree(configs);
+  return nullptr;
+}
+
+class D3D11DXVA2Manager : public DXVA2Manager {
+ public:
+  D3D11DXVA2Manager();
+  virtual ~D3D11DXVA2Manager();
+
+  HRESULT Init(layers::KnowsCompositor* aKnowsCompositor,
+               nsACString& aFailureReason, ID3D11Device* aDevice);
+  HRESULT InitInternal(layers::KnowsCompositor* aKnowsCompositor,
+                       nsACString& aFailureReason, ID3D11Device* aDevice);
+
+  IUnknown* GetDXVADeviceManager() override;
+
+  // Copies a region (aRegion) of the video frame stored in aVideoSample
+  // into an image which is returned by aOutImage.
+  HRESULT CopyToImage(IMFSample* aVideoSample, const gfx::IntRect& aRegion,
+                      Image** aOutImage) override;
+
+  HRESULT WrapTextureWithImage(IMFSample* aVideoSample,
+                               const gfx::IntRect& aRegion,
+                               layers::Image** aOutImage) override;
+
+  HRESULT CopyToBGRATexture(ID3D11Texture2D* aInTexture, uint32_t aArrayIndex,
+                            ID3D11Texture2D** aOutTexture) override;
+
+  HRESULT ConfigureForSize(IMFMediaType* aInputType,
+                           gfx::YUVColorSpace aColorSpace,
+                           gfx::ColorRange aColorRange, uint32_t aWidth,
+                           uint32_t aHeight) override;
+
+  bool IsD3D11() override { return true; }
+
+  bool SupportsConfig(const VideoInfo& aInfo, IMFMediaType* aInputType,
+                      IMFMediaType* aOutputType) override;
+
+  void BeforeShutdownVideoMFTDecoder() override;
+
+  bool SupportsZeroCopyNV12Texture() override {
+    if (mIMFSampleUsageInfo->SupportsZeroCopyNV12Texture() &&
+        (mDevice != DeviceManagerDx::Get()->GetCompositorDevice())) {
+      mIMFSampleUsageInfo->DisableZeroCopyNV12Texture();
+    }
+    return mIMFSampleUsageInfo->SupportsZeroCopyNV12Texture();
+  }
+
+ private:
+  HRESULT CreateOutputSample(RefPtr<IMFSample>& aSample,
+                             ID3D11Texture2D* aTexture);
+
+  bool CanCreateDecoder(const D3D11_VIDEO_DECODER_DESC& aDesc) const;
+
+  already_AddRefed<ID3D11VideoDecoder> CreateDecoder(
+      const D3D11_VIDEO_DECODER_DESC& aDesc) const;
+  void RefreshIMFSampleWrappers();
+  void ReleaseAllIMFSamples();
+
+  RefPtr<ID3D11Device> mDevice;
+  RefPtr<ID3D11DeviceContext> mContext;
+  RefPtr<IMFDXGIDeviceManager> mDXGIDeviceManager;
+  RefPtr<MFTDecoder> mTransform;
+  RefPtr<D3D11RecycleAllocator> mTextureClientAllocator;
+  RefPtr<layers::KnowsCompositor> mKnowsCompositor;
+  RefPtr<ID3D11VideoDecoder> mDecoder;
+  RefPtr<layers::SyncObjectClient> mSyncObject;
+  uint32_t mWidth = 0;
+  uint32_t mHeight = 0;
+  UINT mDeviceManagerToken = 0;
+  RefPtr<IMFMediaType> mInputType;
+  GUID mInputSubType;
+  gfx::YUVColorSpace mYUVColorSpace;
+  gfx::ColorRange mColorRange = gfx::ColorRange::LIMITED;
+  std::list<ThreadSafeWeakPtr<layers::IMFSampleWrapper>> mIMFSampleWrappers;
+  RefPtr<layers::IMFSampleUsageInfo> mIMFSampleUsageInfo;
+};
+
+bool D3D11DXVA2Manager::SupportsConfig(const VideoInfo& aInfo,
+                                       IMFMediaType* aInputType,
+                                       IMFMediaType* aOutputType) {
+  D3D11_VIDEO_DECODER_DESC desc = {GUID_NULL, 0, 0, DXGI_FORMAT_UNKNOWN};
+
+  HRESULT hr = MFGetAttributeSize(aInputType, MF_MT_FRAME_SIZE,
+                                  &desc.SampleWidth, &desc.SampleHeight);
+  NS_ENSURE_TRUE(SUCCEEDED(hr), false);
+  NS_ENSURE_TRUE(desc.SampleWidth <= MAX_VIDEO_WIDTH, false);
+  NS_ENSURE_TRUE(desc.SampleHeight <= MAX_VIDEO_HEIGHT, false);
+
+  GUID subtype;
+  hr = aInputType->GetGUID(MF_MT_SUBTYPE, &subtype);
+  NS_ENSURE_TRUE(SUCCEEDED(hr), false);
+
+  if (subtype == MFVideoFormat_H264) {
+    // IsUnsupportedResolution is only used to work around an AMD H264 issue.
+    const float framerate = [&]() {
+      UINT32 numerator;
+      UINT32 denominator;
+      if (SUCCEEDED(MFGetAttributeRatio(aInputType, MF_MT_FRAME_RATE,
+                                        &numerator, &denominator))) {
+        return static_cast<float>(numerator) / denominator;
+      }
+      return 30.0f;
+    }();
+    NS_ENSURE_FALSE(
+        IsUnsupportedResolution(desc.SampleWidth, desc.SampleHeight, framerate),
+        false);
+    NS_ENSURE_TRUE(aInfo.mColorDepth == ColorDepth::COLOR_8, false);
+
+    RefPtr<ID3D11VideoDevice> videoDevice;
+    hr = mDevice->QueryInterface(
+        static_cast<ID3D11VideoDevice**>(getter_AddRefs(videoDevice)));
+
+    GUID guids[] = {DXVA2_ModeH264_VLD_NoFGT,
+                    DXVA2_Intel_ClearVideo_ModeH264_VLD_NoFGT};
+    for (const GUID& guid : guids) {
+      BOOL supported = false;
+      hr = videoDevice->CheckVideoDecoderFormat(&guid, DXGI_FORMAT_NV12,
+                                                &supported);
+      if (SUCCEEDED(hr) && supported) {
+        desc.Guid = guid;
+        break;
+      }
+    }
+  } else if (subtype == MFVideoFormat_VP80) {
+    NS_ENSURE_TRUE(aInfo.mColorDepth == ColorDepth::COLOR_8, false);
+    desc.Guid = DXVA2_ModeVP8_VLD;
+  } else if (subtype == MFVideoFormat_VP90) {
+    NS_ENSURE_TRUE(aInfo.mColorDepth == ColorDepth::COLOR_8 ||
+                       aInfo.mColorDepth == ColorDepth::COLOR_10,
+                   false);
+    uint8_t profile;
+
+    if (aInfo.mExtraData && !aInfo.mExtraData->IsEmpty()) {
+      VPXDecoder::VPXStreamInfo vp9Info;
+      VPXDecoder::ReadVPCCBox(vp9Info, aInfo.mExtraData);
+      profile = vp9Info.mProfile;
+    } else {
+      // If no vpcC is present, we can't know the profile, which limits the
+      // subsampling mode, but 4:2:0 is most supported so default to profiles 0
+      // and 2:
+      // Profile 0 = 8bit, 4:2:0
+      // Profile 2 = 10/12bit, 4:2:0
+      profile = aInfo.mColorDepth == ColorDepth::COLOR_8 ? 0 : 2;
+    }
+
+    switch (profile) {
+      case 0:
+        desc.Guid = DXVA2_ModeVP9_VLD_Profile0;
+        break;
+      case 2:
+        desc.Guid = DXVA2_ModeVP9_VLD_10bit_Profile2;
+        break;
+      default:
+        break;
+    }
+  } else if (subtype == MFVideoFormat_AV1) {
+    uint8_t profile;
+    bool yuv420;
+
+    if (aInfo.mExtraData && !aInfo.mExtraData->IsEmpty()) {
+      AOMDecoder::AV1SequenceInfo av1Info;
+      bool hadSeqHdr;
+      AOMDecoder::ReadAV1CBox(aInfo.mExtraData, av1Info, hadSeqHdr);
+      profile = av1Info.mProfile;
+      yuv420 = av1Info.mSubsamplingX && av1Info.mSubsamplingY;
+    } else {
+      // If no av1C is present, we can't get profile or subsampling mode. 4:2:0
+      // subsampling is most likely to be supported in hardware, so set av1Info
+      // accordingly.
+      // 8bit/10bit = Main profile, 4:2:0
+      // 12bit = Professional, 4:2:0
+      profile = aInfo.mColorDepth == ColorDepth::COLOR_12 ? 2 : 0;
+      yuv420 = true;
+    }
+
+    switch (profile) {
+      case 0:
+        desc.Guid = DXVA2_ModeAV1_VLD_Profile0;
+        break;
+      case 1:
+        desc.Guid = DXVA2_ModeAV1_VLD_Profile1;
+        break;
+      case 2:
+        MOZ_ASSERT(aInfo.mColorDepth < ColorDepth::COLOR_16);
+        if (aInfo.mColorDepth == ColorDepth::COLOR_12) {
+          if (yuv420) {
+            desc.Guid = DXVA2_ModeAV1_VLD_12bit_Profile2_420;
+          } else {
+            desc.Guid = DXVA2_ModeAV1_VLD_12bit_Profile2;
+          }
+        } else {
+          desc.Guid = DXVA2_ModeAV1_VLD_Profile2;
+        }
+        break;
+      default:
+        break;
+    }
+  }
+
+  hr = aOutputType->GetGUID(MF_MT_SUBTYPE, &subtype);
+  if (SUCCEEDED(hr)) {
+    if (subtype == MFVideoFormat_NV12) {
+      desc.OutputFormat = DXGI_FORMAT_NV12;
+    } else if (subtype == MFVideoFormat_P010) {
+      desc.OutputFormat = DXGI_FORMAT_P010;
+    } else if (subtype == MFVideoFormat_P016) {
+      desc.OutputFormat = DXGI_FORMAT_P016;
+    }
+  }
+
+  if (desc.Guid == GUID_NULL || desc.OutputFormat == DXGI_FORMAT_UNKNOWN) {
+    return false;
+  }
+
+  return CanCreateDecoder(desc);
+}
+
+D3D11DXVA2Manager::D3D11DXVA2Manager()
+    : mIMFSampleUsageInfo(new layers::IMFSampleUsageInfo) {}
+
+D3D11DXVA2Manager::~D3D11DXVA2Manager() {}
+
+IUnknown* D3D11DXVA2Manager::GetDXVADeviceManager() {
+  MutexAutoLock lock(mLock);
+  return mDXGIDeviceManager;
+}
+HRESULT
+D3D11DXVA2Manager::Init(layers::KnowsCompositor* aKnowsCompositor,
+                        nsACString& aFailureReason, ID3D11Device* aDevice) {
+  if (aDevice) {
+    return InitInternal(aKnowsCompositor, aFailureReason, aDevice);
+  }
+
+  HRESULT hr;
+  ScopedGfxFeatureReporter reporter("DXVA2D3D11");
+
+  hr = InitInternal(aKnowsCompositor, aFailureReason, aDevice);
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  if (layers::ImageBridgeChild::GetSingleton() || !aKnowsCompositor) {
+    // There's no proper KnowsCompositor for ImageBridge currently (and it
+    // implements the interface), so just use that if it's available.
+    mTextureClientAllocator = new D3D11RecycleAllocator(
+        layers::ImageBridgeChild::GetSingleton().get(), mDevice,
+        gfx::SurfaceFormat::NV12);
+
+    if (ImageBridgeChild::GetSingleton() &&
+        StaticPrefs::media_wmf_use_sync_texture_AtStartup() &&
+        mDevice != DeviceManagerDx::Get()->GetCompositorDevice()) {
+      // We use a syncobject to avoid the cost of the mutex lock when
+      // compositing, and because it allows color conversion ocurring directly
+      // from this texture DXVA does not seem to accept IDXGIKeyedMutex textures
+      // as input.
+      mSyncObject = layers::SyncObjectClient::CreateSyncObjectClient(
+          layers::ImageBridgeChild::GetSingleton()
+              ->GetTextureFactoryIdentifier()
+              .mSyncHandle,
+          mDevice);
+    }
+  } else {
+    mTextureClientAllocator = new D3D11RecycleAllocator(
+        aKnowsCompositor, mDevice, gfx::SurfaceFormat::NV12);
+    mKnowsCompositor = aKnowsCompositor;
+    if (StaticPrefs::media_wmf_use_sync_texture_AtStartup()) {
+      // We use a syncobject to avoid the cost of the mutex lock when
+      // compositing, and because it allows color conversion ocurring directly
+      // from this texture DXVA does not seem to accept IDXGIKeyedMutex textures
+      // as input.
+      mSyncObject = layers::SyncObjectClient::CreateSyncObjectClient(
+          aKnowsCompositor->GetTextureFactoryIdentifier().mSyncHandle, mDevice);
+    }
+  }
+  mTextureClientAllocator->SetMaxPoolSize(5);
+
+  Telemetry::Accumulate(Telemetry::MEDIA_DECODER_BACKEND_USED,
+                        uint32_t(media::MediaDecoderBackend::WMFDXVA2D3D11));
+
+  reporter.SetSuccessful();
+
+  return S_OK;
+}
+
+HRESULT
+D3D11DXVA2Manager::InitInternal(layers::KnowsCompositor* aKnowsCompositor,
+                                nsACString& aFailureReason,
+                                ID3D11Device* aDevice) {
+  HRESULT hr;
+
+  mDevice = aDevice;
+
+  if (!mDevice) {
+    bool useHardwareWebRender =
+        aKnowsCompositor && aKnowsCompositor->UsingHardwareWebRender();
+    mDevice =
+        gfx::DeviceManagerDx::Get()->CreateDecoderDevice(useHardwareWebRender);
+    if (!mDevice) {
+      aFailureReason.AssignLiteral("Failed to create D3D11 device for decoder");
+      return E_FAIL;
+    }
+  }
+
+  RefPtr<ID3D10Multithread> mt;
+  hr = mDevice->QueryInterface((ID3D10Multithread**)getter_AddRefs(mt));
+  NS_ENSURE_TRUE(SUCCEEDED(hr) && mt, hr);
+  mt->SetMultithreadProtected(TRUE);
+
+  mDevice->GetImmediateContext(getter_AddRefs(mContext));
+
+  hr = wmf::MFCreateDXGIDeviceManager(&mDeviceManagerToken,
+                                      getter_AddRefs(mDXGIDeviceManager));
+  if (!SUCCEEDED(hr)) {
+    aFailureReason =
+        nsPrintfCString("MFCreateDXGIDeviceManager failed with code %lX", hr);
+    return hr;
+  }
+
+  hr = mDXGIDeviceManager->ResetDevice(mDevice, mDeviceManagerToken);
+  if (!SUCCEEDED(hr)) {
+    aFailureReason = nsPrintfCString(
+        "IMFDXGIDeviceManager::ResetDevice failed with code %lX", hr);
+    return hr;
+  }
+
+  // The IMFTransform interface used by MFTDecoder is documented to require to
+  // run on an MTA thread.
+  // https://msdn.microsoft.com/en-us/library/windows/desktop/ee892371(v=vs.85).aspx#components
+  // The main thread (where this function is called) is STA, not MTA.
+  RefPtr<MFTDecoder> mft;
+  mozilla::mscom::EnsureMTA([&]() -> void {
+    mft = new MFTDecoder();
+    hr = mft->Create(MFT_CATEGORY_VIDEO_PROCESSOR, MFVideoFormat_NV12,
+                     MFVideoFormat_ARGB32);
+
+    if (!SUCCEEDED(hr)) {
+      aFailureReason = nsPrintfCString(
+          "MFTDecoder::Create of Video Processor MFT for color conversion "
+          "failed with code %lX",
+          hr);
+      return;
+    }
+
+    hr = mft->SendMFTMessage(MFT_MESSAGE_SET_D3D_MANAGER,
+                             ULONG_PTR(mDXGIDeviceManager.get()));
+    if (!SUCCEEDED(hr)) {
+      aFailureReason = nsPrintfCString(
+          "MFTDecoder::SendMFTMessage(MFT_MESSAGE_"
+          "SET_D3D_MANAGER) failed with code %lX",
+          hr);
+      return;
+    }
+  });
+
+  if (!SUCCEEDED(hr)) {
+    return hr;
+  }
+  mTransform = mft;
+
+  RefPtr<IDXGIDevice> dxgiDevice;
+  hr = mDevice->QueryInterface(
+      static_cast<IDXGIDevice**>(getter_AddRefs(dxgiDevice)));
+  if (!SUCCEEDED(hr)) {
+    aFailureReason =
+        nsPrintfCString("QI to IDXGIDevice failed with code %lX", hr);
+    return hr;
+  }
+
+  RefPtr<IDXGIAdapter> adapter;
+  hr = dxgiDevice->GetAdapter(adapter.StartAssignment());
+  if (!SUCCEEDED(hr)) {
+    aFailureReason =
+        nsPrintfCString("IDXGIDevice::GetAdapter failed with code %lX", hr);
+    return hr;
+  }
+
+  DXGI_ADAPTER_DESC adapterDesc;
+  hr = adapter->GetDesc(&adapterDesc);
+  if (!SUCCEEDED(hr)) {
+    aFailureReason =
+        nsPrintfCString("IDXGIAdapter::GetDesc failed with code %lX", hr);
+    return hr;
+  }
+
+  if ((adapterDesc.VendorId == 0x1022 || adapterDesc.VendorId == 0x1002) &&
+      !StaticPrefs::media_wmf_skip_blacklist()) {
+    for (const auto& model : sAMDPreUVD4) {
+      if (adapterDesc.DeviceId == model) {
+        mIsAMDPreUVD4 = true;
+        break;
+      }
+    }
+  }
+
+  if (!IsD3D11() || !XRE_IsGPUProcess() ||
+      (mDevice != DeviceManagerDx::Get()->GetCompositorDevice())) {
+    mIMFSampleUsageInfo->DisableZeroCopyNV12Texture();
+  }
+
+  return S_OK;
+}
+
+HRESULT
+D3D11DXVA2Manager::CreateOutputSample(RefPtr<IMFSample>& aSample,
+                                      ID3D11Texture2D* aTexture) {
+  RefPtr<IMFSample> sample;
+  HRESULT hr = wmf::MFCreateSample(getter_AddRefs(sample));
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  RefPtr<IMFMediaBuffer> buffer;
+  hr = wmf::MFCreateDXGISurfaceBuffer(__uuidof(ID3D11Texture2D), aTexture, 0,
+                                      FALSE, getter_AddRefs(buffer));
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  hr = sample->AddBuffer(buffer);
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  aSample = sample;
+  return S_OK;
+}
+
+HRESULT
+D3D11DXVA2Manager::CopyToImage(IMFSample* aVideoSample,
+                               const gfx::IntRect& aRegion, Image** aOutImage) {
+  NS_ENSURE_TRUE(aVideoSample, E_POINTER);
+  NS_ENSURE_TRUE(aOutImage, E_POINTER);
+  MOZ_ASSERT(mTextureClientAllocator);
+
+  RefPtr<D3D11ShareHandleImage> image =
+      new D3D11ShareHandleImage(gfx::IntSize(mWidth, mHeight), aRegion,
+                                ToColorSpace2(mYUVColorSpace), mColorRange);
+
+  // Retrieve the DXGI_FORMAT for the current video sample.
+  RefPtr<IMFMediaBuffer> buffer;
+  HRESULT hr = aVideoSample->GetBufferByIndex(0, getter_AddRefs(buffer));
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  RefPtr<IMFDXGIBuffer> dxgiBuf;
+  hr = buffer->QueryInterface((IMFDXGIBuffer**)getter_AddRefs(dxgiBuf));
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  RefPtr<ID3D11Texture2D> tex;
+  hr = dxgiBuf->GetResource(__uuidof(ID3D11Texture2D), getter_AddRefs(tex));
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  D3D11_TEXTURE2D_DESC inDesc;
+  tex->GetDesc(&inDesc);
+
+  bool ok = image->AllocateTexture(mTextureClientAllocator, mDevice);
+  NS_ENSURE_TRUE(ok, E_FAIL);
+
+  RefPtr<TextureClient> client =
+      image->GetTextureClient(ImageBridgeChild::GetSingleton().get());
+  NS_ENSURE_TRUE(client, E_FAIL);
+
+  RefPtr<ID3D11Texture2D> texture = image->GetTexture();
+  D3D11_TEXTURE2D_DESC outDesc;
+  texture->GetDesc(&outDesc);
+
+  RefPtr<IDXGIKeyedMutex> mutex;
+  texture->QueryInterface((IDXGIKeyedMutex**)getter_AddRefs(mutex));
+
+  {
+    AutoTextureLock(mutex, hr, 2000);
+    if (mutex && (FAILED(hr) || hr == WAIT_TIMEOUT || hr == WAIT_ABANDONED)) {
+      return hr;
+    }
+
+    if (!mutex && mDevice != DeviceManagerDx::Get()->GetCompositorDevice()) {
+      NS_ENSURE_TRUE(mSyncObject, E_FAIL);
+    }
+
+    UINT height = std::min(inDesc.Height, outDesc.Height);
+    PerformanceRecorder<PlaybackStage> perfRecorder(
+        MediaStage::CopyDecodedVideo, height);
+    // The D3D11TextureClientAllocator may return a different texture format
+    // than preferred. In which case the destination texture will be BGRA32.
+    if (outDesc.Format == inDesc.Format) {
+      // Our video frame is stored in a non-sharable ID3D11Texture2D. We need
+      // to create a copy of that frame as a sharable resource, save its share
+      // handle, and put that handle into the rendering pipeline.
+      UINT width = std::min(inDesc.Width, outDesc.Width);
+      D3D11_BOX srcBox = {0, 0, 0, width, height, 1};
+
+      UINT index;
+      dxgiBuf->GetSubresourceIndex(&index);
+      mContext->CopySubresourceRegion(texture, 0, 0, 0, 0, tex, index, &srcBox);
+    } else {
+      // Use MFT to do color conversion.
+      hr = E_FAIL;
+      mozilla::mscom::EnsureMTA(
+          [&]() -> void { hr = mTransform->Input(aVideoSample); });
+      NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+      RefPtr<IMFSample> sample;
+      hr = CreateOutputSample(sample, texture);
+      NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+      hr = E_FAIL;
+      mozilla::mscom::EnsureMTA(
+          [&]() -> void { hr = mTransform->Output(&sample); });
+      NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+    }
+    perfRecorder.Record();
+  }
+
+  if (!mutex && mDevice != DeviceManagerDx::Get()->GetCompositorDevice() &&
+      mSyncObject) {
+    static StaticMutex sMutex MOZ_UNANNOTATED;
+    // Ensure that we only ever attempt to synchronise via the sync object
+    // serially as when using the same D3D11 device for multiple video decoders
+    // it can lead to deadlocks.
+    StaticMutexAutoLock lock(sMutex);
+    // It appears some race-condition may allow us to arrive here even when
+    // mSyncObject is null. It's better to avoid that crash.
+    client->SyncWithObject(mSyncObject);
+    if (!mSyncObject->Synchronize(true)) {
+      return DXGI_ERROR_DEVICE_RESET;
+    }
+  }
+
+  image.forget(aOutImage);
+
+  return S_OK;
+}
+
+HRESULT D3D11DXVA2Manager::WrapTextureWithImage(IMFSample* aVideoSample,
+                                                const gfx::IntRect& aRegion,
+                                                layers::Image** aOutImage) {
+  NS_ENSURE_TRUE(aVideoSample, E_POINTER);
+  NS_ENSURE_TRUE(aOutImage, E_POINTER);
+
+  RefPtr<IMFMediaBuffer> buffer;
+  HRESULT hr = aVideoSample->GetBufferByIndex(0, getter_AddRefs(buffer));
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  RefPtr<IMFDXGIBuffer> dxgiBuf;
+  hr = buffer->QueryInterface((IMFDXGIBuffer**)getter_AddRefs(dxgiBuf));
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  RefPtr<ID3D11Texture2D> texture;
+  hr = dxgiBuf->GetResource(__uuidof(ID3D11Texture2D), getter_AddRefs(texture));
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  D3D11_TEXTURE2D_DESC desc;
+  texture->GetDesc(&desc);
+
+  UINT arrayIndex;
+  dxgiBuf->GetSubresourceIndex(&arrayIndex);
+
+  RefreshIMFSampleWrappers();
+
+  RefPtr<D3D11TextureIMFSampleImage> image = new D3D11TextureIMFSampleImage(
+      aVideoSample, texture, arrayIndex, gfx::IntSize(mWidth, mHeight), aRegion,
+      ToColorSpace2(mYUVColorSpace), mColorRange);
+  image->AllocateTextureClient(mKnowsCompositor, mIMFSampleUsageInfo);
+
+  RefPtr<IMFSampleWrapper> wrapper = image->GetIMFSampleWrapper();
+  ThreadSafeWeakPtr<IMFSampleWrapper> weak(wrapper);
+  mIMFSampleWrappers.push_back(weak);
+
+  image.forget(aOutImage);
+
+  return S_OK;
+}
+
+void D3D11DXVA2Manager::RefreshIMFSampleWrappers() {
+  for (auto it = mIMFSampleWrappers.begin(); it != mIMFSampleWrappers.end();) {
+    auto wrapper = RefPtr<IMFSampleWrapper>(*it);
+    if (!wrapper) {
+      // wrapper is already destroyed.
+      it = mIMFSampleWrappers.erase(it);
+      continue;
+    }
+    it++;
+  }
+}
+
+void D3D11DXVA2Manager::ReleaseAllIMFSamples() {
+  for (auto it = mIMFSampleWrappers.begin(); it != mIMFSampleWrappers.end();
+       it++) {
+    RefPtr<IMFSampleWrapper> wrapper = RefPtr<IMFSampleWrapper>(*it);
+    if (wrapper) {
+      wrapper->ClearVideoSample();
+    }
+  }
+}
+
+void D3D11DXVA2Manager::BeforeShutdownVideoMFTDecoder() {
+  ReleaseAllIMFSamples();
+}
+
+HRESULT
+D3D11DXVA2Manager::CopyToBGRATexture(ID3D11Texture2D* aInTexture,
+                                     uint32_t aArrayIndex,
+                                     ID3D11Texture2D** aOutTexture) {
+  NS_ENSURE_TRUE(aInTexture, E_POINTER);
+  NS_ENSURE_TRUE(aOutTexture, E_POINTER);
+
+  HRESULT hr;
+  RefPtr<ID3D11Texture2D> texture, inTexture;
+
+  inTexture = aInTexture;
+
+  CD3D11_TEXTURE2D_DESC desc;
+  aInTexture->GetDesc(&desc);
+
+  if (!mInputType || desc.Width != mWidth || desc.Height != mHeight) {
+    RefPtr<IMFMediaType> inputType;
+    hr = wmf::MFCreateMediaType(getter_AddRefs(inputType));
+    NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+    hr = inputType->SetGUID(MF_MT_MAJOR_TYPE, MFMediaType_Video);
+    NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+    const GUID subType = [&]() {
+      switch (desc.Format) {
+        case DXGI_FORMAT_NV12:
+          return MFVideoFormat_NV12;
+        case DXGI_FORMAT_P010:
+          return MFVideoFormat_P010;
+        case DXGI_FORMAT_P016:
+          return MFVideoFormat_P016;
+        default:
+          MOZ_ASSERT_UNREACHABLE("Unexpected texture type");
+          return MFVideoFormat_NV12;
+      }
+    }();
+
+    hr = inputType->SetGUID(MF_MT_SUBTYPE, subType);
+    NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+    hr = inputType->SetUINT32(MF_MT_INTERLACE_MODE,
+                              MFVideoInterlace_Progressive);
+    NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+    hr = inputType->SetUINT32(MF_MT_ALL_SAMPLES_INDEPENDENT, TRUE);
+    NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+    hr = ConfigureForSize(inputType, mYUVColorSpace, mColorRange, desc.Width,
+                          desc.Height);
+    NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+  }
+
+  RefPtr<IDXGIKeyedMutex> mutex;
+  inTexture->QueryInterface((IDXGIKeyedMutex**)getter_AddRefs(mutex));
+  // The rest of this function will not work if inTexture implements
+  // IDXGIKeyedMutex! In that case case we would have to copy to a
+  // non-mutex using texture.
+
+  if (mutex) {
+    RefPtr<ID3D11Texture2D> newTexture;
+
+    desc.MiscFlags = 0;
+    hr = mDevice->CreateTexture2D(&desc, nullptr, getter_AddRefs(newTexture));
+    NS_ENSURE_TRUE(SUCCEEDED(hr) && newTexture, E_FAIL);
+
+    hr = mutex->AcquireSync(0, 2000);
+    NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+    mContext->CopyResource(newTexture, inTexture);
+
+    mutex->ReleaseSync(0);
+    inTexture = newTexture;
+  }
+
+  desc.Format = DXGI_FORMAT_B8G8R8A8_UNORM;
+  desc.BindFlags = D3D11_BIND_RENDER_TARGET | D3D11_BIND_SHADER_RESOURCE;
+
+  hr = mDevice->CreateTexture2D(&desc, nullptr, getter_AddRefs(texture));
+  NS_ENSURE_TRUE(SUCCEEDED(hr) && texture, E_FAIL);
+
+  RefPtr<IMFSample> inputSample;
+  wmf::MFCreateSample(getter_AddRefs(inputSample));
+
+  // If these aren't set the decoder fails.
+  inputSample->SetSampleTime(10);
+  inputSample->SetSampleDuration(10000);
+
+  RefPtr<IMFMediaBuffer> inputBuffer;
+  hr = wmf::MFCreateDXGISurfaceBuffer(__uuidof(ID3D11Texture2D), inTexture,
+                                      aArrayIndex, FALSE,
+                                      getter_AddRefs(inputBuffer));
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  inputSample->AddBuffer(inputBuffer);
+
+  hr = E_FAIL;
+  mozilla::mscom::EnsureMTA(
+      [&]() -> void { hr = mTransform->Input(inputSample); });
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  RefPtr<IMFSample> outputSample;
+  hr = CreateOutputSample(outputSample, texture);
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  hr = E_FAIL;
+  mozilla::mscom::EnsureMTA(
+      [&]() -> void { hr = mTransform->Output(&outputSample); });
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  texture.forget(aOutTexture);
+
+  return S_OK;
+}
+
+HRESULT
+D3D11DXVA2Manager::ConfigureForSize(IMFMediaType* aInputType,
+                                    gfx::YUVColorSpace aColorSpace,
+                                    gfx::ColorRange aColorRange,
+                                    uint32_t aWidth, uint32_t aHeight) {
+  GUID subType = {0};
+  HRESULT hr = aInputType->GetGUID(MF_MT_SUBTYPE, &subType);
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  if (subType == mInputSubType && aWidth == mWidth && aHeight == mHeight &&
+      mYUVColorSpace == aColorSpace && mColorRange == aColorRange) {
+    // If the media type hasn't changed, don't reconfigure.
+    return S_OK;
+  }
+
+  // Create a copy of our input type.
+  RefPtr<IMFMediaType> inputType;
+  hr = wmf::MFCreateMediaType(getter_AddRefs(inputType));
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+  hr = aInputType->CopyAllItems(inputType);
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  hr = MFSetAttributeSize(inputType, MF_MT_FRAME_SIZE, aWidth, aHeight);
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  RefPtr<IMFAttributes> attr;
+  mozilla::mscom::EnsureMTA(
+      [&]() -> void { attr = mTransform->GetAttributes(); });
+  NS_ENSURE_TRUE(attr != nullptr, E_FAIL);
+
+  hr = attr->SetUINT32(MF_XVP_PLAYBACK_MODE, TRUE);
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  hr = attr->SetUINT32(MF_LOW_LATENCY, FALSE);
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  RefPtr<IMFMediaType> outputType;
+  hr = wmf::MFCreateMediaType(getter_AddRefs(outputType));
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  hr = outputType->SetGUID(MF_MT_MAJOR_TYPE, MFMediaType_Video);
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  hr = outputType->SetGUID(MF_MT_SUBTYPE, MFVideoFormat_ARGB32);
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  hr = E_FAIL;
+  mozilla::mscom::EnsureMTA([&]() -> void {
+    hr = mTransform->SetMediaTypes(
+        inputType, outputType, [aWidth, aHeight](IMFMediaType* aOutput) {
+          HRESULT hr = aOutput->SetUINT32(MF_MT_INTERLACE_MODE,
+                                          MFVideoInterlace_Progressive);
+          NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+          hr = aOutput->SetUINT32(MF_MT_ALL_SAMPLES_INDEPENDENT, TRUE);
+          NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+          hr = MFSetAttributeSize(aOutput, MF_MT_FRAME_SIZE, aWidth, aHeight);
+          NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+          return S_OK;
+        });
+  });
+  NS_ENSURE_TRUE(SUCCEEDED(hr), hr);
+
+  mWidth = aWidth;
+  mHeight = aHeight;
+  mInputType = inputType;
+  mInputSubType = subType;
+  mYUVColorSpace = aColorSpace;
+  mColorRange = aColorRange;
+  if (mTextureClientAllocator) {
+    gfx::SurfaceFormat format = [&]() {
+      if (subType == MFVideoFormat_NV12) {
+        return gfx::SurfaceFormat::NV12;
+      } else if (subType == MFVideoFormat_P010) {
+        return gfx::SurfaceFormat::P010;
+      } else if (subType == MFVideoFormat_P016) {
+        return gfx::SurfaceFormat::P016;
+      } else {
+        MOZ_ASSERT_UNREACHABLE("Unexpected texture type");
+        return gfx::SurfaceFormat::NV12;
+      }
+    }();
+    mTextureClientAllocator->SetPreferredSurfaceFormat(format);
+  }
+  return S_OK;
+}
+
+bool D3D11DXVA2Manager::CanCreateDecoder(
+    const D3D11_VIDEO_DECODER_DESC& aDesc) const {
+  RefPtr<ID3D11VideoDecoder> decoder = CreateDecoder(aDesc);
+  return decoder.get() != nullptr;
+}
+
+already_AddRefed<ID3D11VideoDecoder> D3D11DXVA2Manager::CreateDecoder(
+    const D3D11_VIDEO_DECODER_DESC& aDesc) const {
+  RefPtr<ID3D11VideoDevice> videoDevice;
+  HRESULT hr = mDevice->QueryInterface(
+      static_cast<ID3D11VideoDevice**>(getter_AddRefs(videoDevice)));
+  NS_ENSURE_TRUE(SUCCEEDED(hr), nullptr);
+
+  UINT configCount = 0;
+  hr = videoDevice->GetVideoDecoderConfigCount(&aDesc, &configCount);
+  NS_ENSURE_TRUE(SUCCEEDED(hr), nullptr);
+
+  for (UINT i = 0; i < configCount; i++) {
+    D3D11_VIDEO_DECODER_CONFIG config;
+    hr = videoDevice->GetVideoDecoderConfig(&aDesc, i, &config);
+    if (SUCCEEDED(hr)) {
+      RefPtr<ID3D11VideoDecoder> decoder;
+      hr = videoDevice->CreateVideoDecoder(&aDesc, &config,
+                                           decoder.StartAssignment());
+      return decoder.forget();
+    }
+  }
+  return nullptr;
+}
+
+/* static */
+DXVA2Manager* DXVA2Manager::CreateD3D11DXVA(
+    layers::KnowsCompositor* aKnowsCompositor, nsACString& aFailureReason,
+    ID3D11Device* aDevice) {
+  // DXVA processing takes up a lot of GPU resources, so limit the number of
+  // videos we use DXVA with at any one time.
+  uint32_t dxvaLimit = StaticPrefs::media_wmf_dxva_max_videos();
+
+  if (sDXVAVideosCount == dxvaLimit) {
+    aFailureReason.AssignLiteral("Too many DXVA videos playing");
+    return nullptr;
+  }
+
+  UniquePtr<D3D11DXVA2Manager> manager(new D3D11DXVA2Manager());
+  HRESULT hr = manager->Init(aKnowsCompositor, aFailureReason, aDevice);
+  NS_ENSURE_TRUE(SUCCEEDED(hr), nullptr);
+
+  return manager.release();
+}
+
+DXVA2Manager::DXVA2Manager() : mLock("DXVA2Manager") { ++sDXVAVideosCount; }
+
+DXVA2Manager::~DXVA2Manager() { --sDXVAVideosCount; }
+
+bool DXVA2Manager::IsUnsupportedResolution(const uint32_t& aWidth,
+                                           const uint32_t& aHeight,
+                                           const float& aFramerate) const {
+  // AMD cards with UVD3 or earlier perform poorly trying to decode 1080p60 in
+  // hardware, so use software instead. Pick 45 as an arbitrary upper bound for
+  // the framerate we can handle.
+  return !StaticPrefs::media_wmf_amd_highres_enabled() && mIsAMDPreUVD4 &&
+         (aWidth >= 1920 || aHeight >= 1088) && aFramerate > 45;
+}
+
+/* static */
+bool DXVA2Manager::IsNV12Supported(uint32_t aVendorID, uint32_t aDeviceID,
+                                   const nsAString& aDriverVersionString) {
+  if (aVendorID == 0x1022 || aVendorID == 0x1002) {
+    // AMD
+    // Block old cards regardless of driver version.
+    for (const auto& model : sAMDPreUVD4) {
+      if (aDeviceID == model) {
+        return false;
+      }
+    }
+    // AMD driver earlier than 21.19.411.0 have bugs in their handling of NV12
+    // surfaces.
+    uint64_t driverVersion;
+    if (!widget::ParseDriverVersion(aDriverVersionString, &driverVersion) ||
+        driverVersion < widget::V(21, 19, 411, 0)) {
+      return false;
+    }
+  } else if (aVendorID == 0x10DE) {
+    // NVidia
+    for (const auto& model : sNVIDIABrokenNV12) {
+      if (aDeviceID == model) {
+        return false;
+      }
+    }
+  }
+  return true;
+}
+
+}  // namespace mozilla