1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
3 /* This Source Code Form is subject to the terms of the Mozilla Public
4  * License, v. 2.0. If a copy of the MPL was not distributed with this
5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
6 
7 #ifndef MOZILLA_GFX_GPUVIDEOTEXTURECLIENT_H
8 #define MOZILLA_GFX_GPUVIDEOTEXTURECLIENT_H
9 
10 #include "mozilla/layers/TextureClient.h"
11 
12 namespace mozilla {
13 namespace gfx {
14 class SourceSurface;
15 }
16 
17 namespace layers {
18 class IGPUVideoSurfaceManager;
19 
20 class GPUVideoTextureData : public TextureData {
21  public:
22   GPUVideoTextureData(IGPUVideoSurfaceManager* aManager,
23                       const SurfaceDescriptorGPUVideo& aSD,
24                       const gfx::IntSize& aSize);
25   virtual ~GPUVideoTextureData();
26 
27   void FillInfo(TextureData::Info& aInfo) const override;
28 
Lock(OpenMode)29   bool Lock(OpenMode) override { return true; };
30 
Unlock()31   void Unlock() override{};
32 
33   bool Serialize(SurfaceDescriptor& aOutDescriptor) override;
34 
35   void Deallocate(LayersIPCChannel* aAllocator) override;
36 
37   void Forget(LayersIPCChannel* aAllocator) override;
38 
39   already_AddRefed<gfx::SourceSurface> GetAsSourceSurface();
40 
AsGPUVideoTextureData()41   GPUVideoTextureData* AsGPUVideoTextureData() override { return this; }
42 
43  protected:
44   RefPtr<IGPUVideoSurfaceManager> mManager;
45   SurfaceDescriptorGPUVideo mSD;
46   gfx::IntSize mSize;
47 
48  public:
decltype(mSD)49   const decltype(mSD)& SD() const { return mSD; }
50 };
51 
52 }  // namespace layers
53 }  // namespace mozilla
54 
55 #endif  // MOZILLA_GFX_GPUVIDEOTEXTURECLIENT_H
56