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comparison: gfx/layers/ipc/SharedRGBImage.h
gfx/layers/ipc/SharedRGBImage.h
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| 1 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 2 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 4 | |
| 5 #ifndef SHAREDRGBIMAGE_H_ | |
| 6 #define SHAREDRGBIMAGE_H_ | |
| 7 | |
| 8 #include <stddef.h> // for size_t | |
| 9 #include <stdint.h> // for uint8_t | |
| 10 #include "ImageContainer.h" // for ISharedImage, Image, etc | |
| 11 #include "gfxTypes.h" | |
| 12 #include "mozilla/Attributes.h" // for MOZ_OVERRIDE | |
| 13 #include "mozilla/RefPtr.h" // for RefPtr | |
| 14 #include "mozilla/gfx/Point.h" // for IntSize | |
| 15 #include "mozilla/gfx/Types.h" // for SurfaceFormat | |
| 16 #include "nsCOMPtr.h" // for already_AddRefed | |
| 17 | |
| 18 namespace mozilla { | |
| 19 namespace ipc { | |
| 20 class Shmem; | |
| 21 } | |
| 22 | |
| 23 namespace layers { | |
| 24 | |
| 25 class BufferTextureClient; | |
| 26 class ImageClient; | |
| 27 class ISurfaceAllocator; | |
| 28 class TextureClient; | |
| 29 class SurfaceDescriptor; | |
| 30 | |
| 31 already_AddRefed<Image> CreateSharedRGBImage(ImageContainer* aImageContainer, | |
| 32 nsIntSize aSize, | |
| 33 gfxImageFormat aImageFormat); | |
| 34 | |
| 35 /** | |
| 36 * Stores RGB data in shared memory | |
| 37 * It is assumed that the image width and stride are equal | |
| 38 */ | |
| 39 class SharedRGBImage : public Image | |
| 40 , public ISharedImage | |
| 41 { | |
| 42 public: | |
| 43 SharedRGBImage(ImageClient* aCompositable); | |
| 44 ~SharedRGBImage(); | |
| 45 | |
| 46 virtual ISharedImage* AsSharedImage() MOZ_OVERRIDE { return this; } | |
| 47 | |
| 48 virtual TextureClient* GetTextureClient(CompositableClient* aClient) MOZ_OVERRIDE; | |
| 49 | |
| 50 virtual uint8_t* GetBuffer() MOZ_OVERRIDE; | |
| 51 | |
| 52 gfx::IntSize GetSize(); | |
| 53 | |
| 54 size_t GetBufferSize(); | |
| 55 | |
| 56 TemporaryRef<gfx::SourceSurface> GetAsSourceSurface(); | |
| 57 | |
| 58 bool Allocate(gfx::IntSize aSize, gfx::SurfaceFormat aFormat); | |
| 59 private: | |
| 60 gfx::IntSize mSize; | |
| 61 RefPtr<ImageClient> mCompositable; | |
| 62 RefPtr<BufferTextureClient> mTextureClient; | |
| 63 }; | |
| 64 | |
| 65 } // namespace layers | |
| 66 } // namespace mozilla | |
| 67 | |
| 68 #endif |
