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