/* -*- 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 GFX_D3D11_YCBCR_IMAGE_H #define GFX_D3D11_YCBCR_IMAGE_H #include "d3d11.h" #include "mozilla/layers/TextureClientRecycleAllocator.h" #include "mozilla/Maybe.h" #include "ImageContainer.h" namespace mozilla { namespace gl { class GLBlitHelper; } namespace layers { class ImageContainer; class DXGIYCbCrTextureClient; class DXGIYCbCrTextureData; class MOZ_RAII DXGIYCbCrTextureAllocationHelper : public ITextureClientAllocationHelper { public: DXGIYCbCrTextureAllocationHelper(const PlanarYCbCrData& aData, TextureFlags aTextureFlags, ID3D11Device* aDevice); bool IsCompatible(TextureClient* aTextureClient) override; already_AddRefed<TextureClient> Allocate( KnowsCompositor* aAllocator) override; protected: const PlanarYCbCrData& mData; RefPtr<ID3D11Device> mDevice; }; class D3D11YCbCrRecycleAllocator : public TextureClientRecycleAllocator { public: explicit D3D11YCbCrRecycleAllocator(KnowsCompositor* aKnowsCompositor) : TextureClientRecycleAllocator(aKnowsCompositor) {} protected: already_AddRefed<TextureClient> Allocate( gfx::SurfaceFormat aFormat, gfx::IntSize aSize, BackendSelector aSelector, TextureFlags aTextureFlags, TextureAllocationFlags aAllocFlags) override; }; class D3D11YCbCrImage : public Image { friend class gl::GLBlitHelper; public: D3D11YCbCrImage(); virtual ~D3D11YCbCrImage(); // Copies the surface into a sharable texture's surface, and initializes // the image. bool SetData(KnowsCompositor* aAllocator, ImageContainer* aContainer, const PlanarYCbCrData& aData); gfx::IntSize GetSize() const override; already_AddRefed<gfx::SourceSurface> GetAsSourceSurface() override; nsresult BuildSurfaceDescriptorBuffer( SurfaceDescriptorBuffer& aSdBuffer, BuildSdbFlags aFlags, const std::function<MemoryOrShmem(uint32_t)>& aAllocate) override; TextureClient* GetTextureClient(KnowsCompositor* aKnowsCompositor) override; gfx::IntRect GetPictureRect() const override { return mPictureRect; } gfx::IntSize GetYSize() const { return {mPictureRect.XMost(), mPictureRect.YMost()}; } gfx::IntSize GetCbCrSize() const { return ChromaSize(GetYSize(), mChromaSubsampling); } private: nsresult ReadIntoBuffer( const std::function<nsresult(const PlanarYCbCrData&, const gfx::IntSize&, gfx::SurfaceFormat)>& aCopy); const DXGIYCbCrTextureData* GetData() const; gfx::IntRect mPictureRect; gfx::ColorDepth mColorDepth; gfx::YUVColorSpace mColorSpace; gfx::ColorRange mColorRange; gfx::ChromaSubsampling mChromaSubsampling; RefPtr<TextureClient> mTextureClient; }; } // namespace layers } // namespace mozilla #endif // GFX_D3D11_YCBCR_IMAGE_H