зеркало из https://github.com/mozilla/gecko-dev.git
86 строки
2.3 KiB
C++
86 строки
2.3 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef GFX_D3D11_YCBCR_IMAGE_H
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#define GFX_D3D11_YCBCR_IMAGE_H
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#include "d3d11.h"
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#include "mozilla/layers/TextureClientRecycleAllocator.h"
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#include "mozilla/Maybe.h"
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#include "ImageContainer.h"
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namespace mozilla {
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namespace gl {
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class GLBlitHelper;
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}
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namespace layers {
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class ImageContainer;
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class DXGIYCbCrTextureClient;
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class DXGIYCbCrTextureData;
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class D3D11YCbCrRecycleAllocator : public TextureClientRecycleAllocator
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{
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public:
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explicit D3D11YCbCrRecycleAllocator(KnowsCompositor* aAllocator,
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ID3D11Device* aDevice)
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: TextureClientRecycleAllocator(aAllocator)
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, mDevice(aDevice)
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{
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}
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ID3D11Device* GetDevice() { return mDevice; }
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KnowsCompositor* GetAllocator() { return mSurfaceAllocator; }
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void SetSizes(const gfx::IntSize& aYSize, const gfx::IntSize& aCbCrSize);
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protected:
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already_AddRefed<TextureClient>
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Allocate(gfx::SurfaceFormat aFormat,
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gfx::IntSize aSize,
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BackendSelector aSelector,
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TextureFlags aTextureFlags,
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TextureAllocationFlags aAllocFlags) override;
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RefPtr<ID3D11Device> mDevice;
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Maybe<gfx::IntSize> mYSize;
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Maybe<gfx::IntSize> mCbCrSize;
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};
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class D3D11YCbCrImage : public Image
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{
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friend class gl::GLBlitHelper;
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public:
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D3D11YCbCrImage();
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virtual ~D3D11YCbCrImage();
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// Copies the surface into a sharable texture's surface, and initializes
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// the image.
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bool SetData(KnowsCompositor* aAllocator,
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ImageContainer* aContainer,
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const PlanarYCbCrData& aData);
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gfx::IntSize GetSize() override;
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already_AddRefed<gfx::SourceSurface> GetAsSourceSurface() override;
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TextureClient* GetTextureClient(KnowsCompositor* aForwarder) override;
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gfx::IntRect GetPictureRect() override { return mPictureRect; }
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private:
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const DXGIYCbCrTextureData* GetData() const;
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gfx::IntSize mYSize;
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gfx::IntSize mCbCrSize;
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gfx::IntRect mPictureRect;
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YUVColorSpace mColorSpace;
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RefPtr<TextureClient> mTextureClient;
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};
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} // namepace layers
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} // namespace mozilla
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#endif // GFX_D3D11_YCBCR_IMAGE_H
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