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63 lines
1.8 KiB
C++
63 lines
1.8 KiB
C++
/* 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 SHAREDRGBIMAGE_H_
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#define SHAREDRGBIMAGE_H_
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#include <stddef.h> // for size_t
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#include <stdint.h> // for uint8_t
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#include "ImageContainer.h" // for ISharedImage, Image, etc
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#include "gfxTypes.h"
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#include "mozilla/Attributes.h" // for override
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#include "mozilla/RefPtr.h" // for RefPtr
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#include "mozilla/gfx/Point.h" // for IntSize
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#include "mozilla/gfx/Types.h" // for SurfaceFormat
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#include "nsCOMPtr.h" // for already_AddRefed
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namespace mozilla {
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namespace layers {
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class BufferTextureClient;
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class ImageClient;
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class TextureClient;
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already_AddRefed<Image> CreateSharedRGBImage(ImageContainer* aImageContainer,
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nsIntSize aSize,
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gfxImageFormat aImageFormat);
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/**
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* Stores RGB data in shared memory
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* It is assumed that the image width and stride are equal
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*/
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class SharedRGBImage : public Image
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{
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public:
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explicit SharedRGBImage(ImageClient* aCompositable);
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protected:
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~SharedRGBImage();
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public:
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virtual TextureClient* GetTextureClient(CompositableClient* aClient) override;
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virtual uint8_t* GetBuffer() override;
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gfx::IntSize GetSize() override;
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size_t GetBufferSize();
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TemporaryRef<gfx::SourceSurface> GetAsSourceSurface() override;
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bool Allocate(gfx::IntSize aSize, gfx::SurfaceFormat aFormat);
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private:
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gfx::IntSize mSize;
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RefPtr<ImageClient> mCompositable;
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RefPtr<BufferTextureClient> mTextureClient;
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};
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} // namespace layers
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} // namespace mozilla
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#endif
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