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diff --git a/gfx/webrender_bindings/RenderD3D11TextureHost.h b/gfx/webrender_bindings/RenderD3D11TextureHost.h
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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 MOZILLA_GFX_RENDERD3D11TEXTUREHOST_H
+#define MOZILLA_GFX_RENDERD3D11TEXTUREHOST_H
+
+#include "GLTypes.h"
+#include "RenderTextureHostSWGL.h"
+
+#include <d3d11.h>
+
+struct ID3D11Texture2D;
+struct IDXGIKeyedMutex;
+
+namespace mozilla {
+
+namespace wr {
+
+class RenderDXGITextureHost final : public RenderTextureHostSWGL {
+ public:
+ RenderDXGITextureHost(
+ WindowsHandle aHandle,
+ Maybe<layers::GpuProcessTextureId>& aGpuProcessTextureId,
+ uint32_t aArrayIndex, gfx::SurfaceFormat aFormat, gfx::ColorSpace2,
+ gfx::ColorRange aColorRange, gfx::IntSize aSize);
+
+ wr::WrExternalImage Lock(uint8_t aChannelIndex, gl::GLContext* aGL) override;
+ void Unlock() override;
+ void ClearCachedResources() override;
+
+ gfx::IntSize GetSize(uint8_t aChannelIndex) const;
+ GLuint GetGLHandle(uint8_t aChannelIndex) const;
+
+ bool SyncObjectNeeded() override { return true; }
+
+ RenderDXGITextureHost* AsRenderDXGITextureHost() override { return this; }
+
+ gfx::ColorRange GetColorRange() const { return mColorRange; }
+
+ ID3D11Texture2D* GetD3D11Texture2DWithGL();
+ ID3D11Texture2D* GetD3D11Texture2D() { return mTexture; }
+
+ // RenderTextureHostSWGL
+ gfx::SurfaceFormat GetFormat() const override { return mFormat; }
+ gfx::ColorDepth GetColorDepth() const override {
+ if (mFormat == gfx::SurfaceFormat::P010) {
+ return gfx::ColorDepth::COLOR_10;
+ }
+ if (mFormat == gfx::SurfaceFormat::P016) {
+ return gfx::ColorDepth::COLOR_16;
+ }
+ return gfx::ColorDepth::COLOR_8;
+ }
+ size_t GetPlaneCount() const override;
+ bool MapPlane(RenderCompositor* aCompositor, uint8_t aChannelIndex,
+ PlaneInfo& aPlaneInfo) override;
+ void UnmapPlanes() override;
+ gfx::YUVRangedColorSpace GetYUVColorSpace() const override {
+ return ToYUVRangedColorSpace(ToYUVColorSpace(mColorSpace), mColorRange);
+ }
+
+ bool EnsureD3D11Texture2D(ID3D11Device* aDevice);
+ bool LockInternal();
+
+ size_t Bytes() override {
+ size_t bytes = 0;
+
+ size_t bpp = GetPlaneCount() > 1
+ ? (GetColorDepth() == gfx::ColorDepth::COLOR_8 ? 1 : 2)
+ : 4;
+
+ for (size_t i = 0; i < GetPlaneCount(); i++) {
+ gfx::IntSize size = GetSize(i);
+ bytes += size.width * size.height * bpp;
+ }
+ return bytes;
+ }
+
+ uint32_t ArrayIndex() const { return mArrayIndex; }
+
+ private:
+ virtual ~RenderDXGITextureHost();
+
+ bool EnsureD3D11Texture2DWithGL();
+ bool EnsureLockable();
+
+ void DeleteTextureHandle();
+
+ RefPtr<gl::GLContext> mGL;
+
+ WindowsHandle mHandle;
+ Maybe<layers::GpuProcessTextureId> mGpuProcessTextureId;
+ RefPtr<ID3D11Texture2D> mTexture;
+ uint32_t mArrayIndex = 0;
+ RefPtr<IDXGIKeyedMutex> mKeyedMutex;
+
+ // Temporary state between MapPlane and UnmapPlanes.
+ RefPtr<ID3D11DeviceContext> mDeviceContext;
+ RefPtr<ID3D11Texture2D> mCpuTexture;
+ D3D11_MAPPED_SUBRESOURCE mMappedSubresource;
+
+ EGLSurface mSurface;
+ EGLStreamKHR mStream;
+
+ // We could use NV12 format for this texture. So, we might have 2 gl texture
+ // handles for Y and CbCr data.
+ GLuint mTextureHandle[2];
+
+ public:
+ const gfx::SurfaceFormat mFormat;
+ const gfx::ColorSpace2 mColorSpace;
+ const gfx::ColorRange mColorRange;
+ const gfx::IntSize mSize;
+
+ private:
+ bool mLocked;
+};
+
+class RenderDXGIYCbCrTextureHost final : public RenderTextureHostSWGL {
+ public:
+ explicit RenderDXGIYCbCrTextureHost(WindowsHandle (&aHandles)[3],
+ gfx::YUVColorSpace aYUVColorSpace,
+ gfx::ColorDepth aColorDepth,
+ gfx::ColorRange aColorRange,
+ gfx::IntSize aSizeY,
+ gfx::IntSize aSizeCbCr);
+
+ RenderDXGIYCbCrTextureHost* AsRenderDXGIYCbCrTextureHost() override {
+ return this;
+ }
+
+ wr::WrExternalImage Lock(uint8_t aChannelIndex, gl::GLContext* aGL) override;
+ void Unlock() override;
+ void ClearCachedResources() override;
+
+ gfx::IntSize GetSize(uint8_t aChannelIndex) const;
+ GLuint GetGLHandle(uint8_t aChannelIndex) const;
+
+ bool SyncObjectNeeded() override { return true; }
+
+ gfx::ColorRange GetColorRange() const { return mColorRange; }
+
+ // RenderTextureHostSWGL
+ gfx::SurfaceFormat GetFormat() const override {
+ return gfx::SurfaceFormat::YUV;
+ }
+ gfx::ColorDepth GetColorDepth() const override { return mColorDepth; }
+ size_t GetPlaneCount() const override { return 3; }
+ bool MapPlane(RenderCompositor* aCompositor, uint8_t aChannelIndex,
+ PlaneInfo& aPlaneInfo) override;
+ void UnmapPlanes() override;
+ gfx::YUVRangedColorSpace GetYUVColorSpace() const override {
+ return ToYUVRangedColorSpace(mYUVColorSpace, GetColorRange());
+ }
+
+ bool EnsureD3D11Texture2D(ID3D11Device* aDevice);
+ bool LockInternal();
+
+ ID3D11Texture2D* GetD3D11Texture2D(uint8_t aChannelIndex) {
+ return mTextures[aChannelIndex];
+ }
+
+ size_t Bytes() override {
+ size_t bytes = 0;
+
+ size_t bpp = mColorDepth == gfx::ColorDepth::COLOR_8 ? 1 : 2;
+
+ for (size_t i = 0; i < GetPlaneCount(); i++) {
+ gfx::IntSize size = GetSize(i);
+ bytes += size.width * size.height * bpp;
+ }
+ return bytes;
+ }
+
+ private:
+ virtual ~RenderDXGIYCbCrTextureHost();
+
+ bool EnsureLockable();
+
+ void DeleteTextureHandle();
+
+ RefPtr<gl::GLContext> mGL;
+
+ WindowsHandle mHandles[3];
+ RefPtr<ID3D11Texture2D> mTextures[3];
+ RefPtr<IDXGIKeyedMutex> mKeyedMutexs[3];
+
+ EGLSurface mSurfaces[3];
+ EGLStreamKHR mStreams[3];
+
+ // The gl handles for Y, Cb and Cr data.
+ GLuint mTextureHandles[3];
+
+ // Temporary state between MapPlane and UnmapPlanes.
+ RefPtr<ID3D11DeviceContext> mDeviceContext;
+ RefPtr<ID3D11Texture2D> mCpuTexture[3];
+
+ gfx::YUVColorSpace mYUVColorSpace;
+ gfx::ColorDepth mColorDepth;
+ gfx::ColorRange mColorRange;
+ gfx::IntSize mSizeY;
+ gfx::IntSize mSizeCbCr;
+
+ bool mLocked;
+};
+
+} // namespace wr
+} // namespace mozilla
+
+#endif // MOZILLA_GFX_RENDERD3D11TEXTUREHOST_H