1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104
  
     | 
    
      /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
//  * 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_TEXTURECLIENTOGL_H
#define MOZILLA_GFX_TEXTURECLIENTOGL_H
#include "GLContextTypes.h"             // for SharedTextureHandle, etc
#include "GLImages.h"
#include "gfxTypes.h"
#include "mozilla/Attributes.h"         // for override
#include "mozilla/gfx/Point.h"          // for IntSize
#include "mozilla/layers/CompositorTypes.h"
#include "mozilla/layers/LayersSurfaces.h"  // for SurfaceDescriptor
#include "mozilla/layers/TextureClient.h"  // for TextureClient, etc
#include "AndroidSurfaceTexture.h"
namespace mozilla {
namespace layers {
class EGLImageTextureData : public TextureData
{
public:
  static already_AddRefed<TextureClient>
  CreateTextureClient(EGLImageImage* aImage, gfx::IntSize aSize,
                      ISurfaceAllocator* aAllocator, TextureFlags aFlags);
  virtual bool HasInternalBuffer() const override { return false; }
  virtual gfx::IntSize GetSize() const override { return mSize; }
  virtual bool Serialize(SurfaceDescriptor& aOutDescriptor) override;
  virtual void Deallocate(ISurfaceAllocator*) override { mImage = nullptr; }
  virtual void Forget(ISurfaceAllocator*) override { mImage = nullptr; }
  // Unused functions.
  virtual bool Lock(OpenMode, FenceHandle*) override { return true; }
  virtual void Unlock() override {}
  virtual gfx::SurfaceFormat GetFormat() const override
  {
    return gfx::SurfaceFormat::UNKNOWN;
  }
protected:
  EGLImageTextureData(EGLImageImage* aImage, gfx::IntSize aSize);
  RefPtr<EGLImageImage> mImage;
  const gfx::IntSize mSize;
};
#ifdef MOZ_WIDGET_ANDROID
class AndroidSurfaceTextureData : public TextureData
{
public:
  static already_AddRefed<TextureClient>
  CreateTextureClient(gl::AndroidSurfaceTexture* aSurfTex,
                      gfx::IntSize aSize,
                      gl::OriginPos aOriginPos,
                      ISurfaceAllocator* aAllocator,
                      TextureFlags aFlags);
  ~AndroidSurfaceTextureData();
  virtual bool HasInternalBuffer() const override { return false; }
  virtual gfx::IntSize GetSize() const override { return mSize; }
  virtual bool Serialize(SurfaceDescriptor& aOutDescriptor) override;
  // Useless functions.
  virtual bool Lock(OpenMode, FenceHandle*) override { return true; }
  virtual void Unlock() override {}
  virtual gfx::SurfaceFormat GetFormat() const override
  {
    return gfx::SurfaceFormat::UNKNOWN;
  }
  // Our data is always owned externally.
  virtual void Deallocate(ISurfaceAllocator*) override {}
protected:
  AndroidSurfaceTextureData(gl::AndroidSurfaceTexture* aSurfTex,
                            gfx::IntSize aSize);
  const RefPtr<gl::AndroidSurfaceTexture> mSurfTex;
  const gfx::IntSize mSize;
};
#endif // MOZ_WIDGET_ANDROID
} // namespace layers
} // namespace mozilla
#endif
 
     |