DMABUFTextureClientOGL.h

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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* vim: set ts=8 sts=2 et sw=2 tw=80: */

/* 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 MOZILLA_GFX_MACIOSURFACETEXTURECLIENTOGL_H

#define MOZILLA_GFX_MACIOSURFACETEXTURECLIENTOGL_H

#include "mozilla/layers/TextureClientOGL.h"

class DMABufSurface;

namespace mozilla {

namespace layers {

class DMABUFTextureData : public TextureData {

 public:

  static DMABUFTextureData* Create(const gfx::IntSize& aSize,

                                   gfx::SurfaceFormat aFormat,

                                   gfx::BackendType aBackend);

  static DMABUFTextureData* Create(DMABufSurface* aSurface,

                                   gfx::BackendType aBackend) {

    return new DMABUFTextureData(aSurface, aBackend);

  ~DMABUFTextureData();

  virtual TextureData* CreateSimilar(

      LayersIPCChannel* aAllocator, LayersBackend aLayersBackend,

      TextureFlags aFlags = TextureFlags::DEFAULT,

      TextureAllocationFlags aAllocFlags = ALLOC_DEFAULT) const override;

  TextureType GetTextureType() const override { return TextureType::DMABUF; }

  void FillInfo(TextureData::Info& aInfo) const override;

  bool Lock(OpenMode) override;

  void Unlock() override;

  already_AddRefed<gfx::DrawTarget> BorrowDrawTarget() override;

  bool Serialize(SurfaceDescriptor& aOutDescriptor) override;

  void GetSubDescriptor(

      RemoteDecoderVideoSubDescriptor* const aOutDesc) override;

  void Deallocate(LayersIPCChannel*) override;

  void Forget(LayersIPCChannel*) override;

  bool UpdateFromSurface(gfx::SourceSurface* aSurface) override;

  // For debugging purposes only.

  already_AddRefed<gfx::DataSourceSurface> GetAsSurface();

 protected:

  DMABUFTextureData(DMABufSurface* aSurface, gfx::BackendType aBackend);

  RefPtr<DMABufSurface> mSurface;

  gfx::BackendType mBackend;

};

}  // namespace layers

}  // namespace mozilla

#endif  // MOZILLA_GFX_MACIOSURFACETEXTURECLIENTOGL_H