gfx/layers/ipc/SharedPlanarYCbCrImage.h

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1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
2 * This Source Code Form is subject to the terms of the Mozilla Public
3 * License, v. 2.0. If a copy of the MPL was not distributed with this
4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
5
6 #include <stdint.h> // for uint8_t, uint32_t
7 #include "ImageContainer.h" // for PlanarYCbCrImage, etc
8 #include "mozilla/Attributes.h" // for MOZ_OVERRIDE
9 #include "mozilla/RefPtr.h" // for RefPtr
10 #include "mozilla/ipc/Shmem.h" // for Shmem
11 #include "nsCOMPtr.h" // for already_AddRefed
12 #include "nsDebug.h" // for NS_WARNING
13 #include "nsISupportsImpl.h" // for MOZ_COUNT_CTOR
14
15 #ifndef MOZILLA_LAYERS_SHAREDPLANARYCBCRIMAGE_H
16 #define MOZILLA_LAYERS_SHAREDPLANARYCBCRIMAGE_H
17
18 namespace mozilla {
19 namespace layers {
20
21 class BufferTextureClient;
22 class ImageClient;
23 class ISurfaceAllocator;
24 class SurfaceDescriptor;
25 class TextureClient;
26
27 class SharedPlanarYCbCrImage : public PlanarYCbCrImage
28 , public ISharedImage
29 {
30 public:
31 SharedPlanarYCbCrImage(ImageClient* aCompositable);
32 ~SharedPlanarYCbCrImage();
33
34 virtual ISharedImage* AsSharedImage() MOZ_OVERRIDE { return this; }
35 virtual TextureClient* GetTextureClient(CompositableClient* aClient) MOZ_OVERRIDE;
36 virtual uint8_t* GetBuffer() MOZ_OVERRIDE;
37
38 virtual TemporaryRef<gfx::SourceSurface> GetAsSourceSurface() MOZ_OVERRIDE;
39 virtual void SetData(const PlanarYCbCrData& aData) MOZ_OVERRIDE;
40 virtual void SetDataNoCopy(const Data &aData) MOZ_OVERRIDE;
41
42 virtual bool Allocate(PlanarYCbCrData& aData);
43 virtual uint8_t* AllocateBuffer(uint32_t aSize) MOZ_OVERRIDE;
44 // needs to be overriden because the parent class sets mBuffer which we
45 // do not want to happen.
46 virtual uint8_t* AllocateAndGetNewBuffer(uint32_t aSize) MOZ_OVERRIDE;
47
48 virtual bool IsValid() MOZ_OVERRIDE;
49
50 virtual size_t SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const MOZ_OVERRIDE
51 {
52 return aMallocSizeOf(this) + SizeOfExcludingThis(aMallocSizeOf);
53 }
54
55 virtual size_t SizeOfExcludingThis(MallocSizeOf aMallocSizeOf) const MOZ_OVERRIDE;
56
57 private:
58 RefPtr<BufferTextureClient> mTextureClient;
59 RefPtr<ImageClient> mCompositable;
60 };
61
62 } // namespace
63 } // namespace
64
65 #endif

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