Line data    Source code

       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             : #ifndef MOZILLA_GFX_TEXTURECLIENTOGL_H
       7             : #define MOZILLA_GFX_TEXTURECLIENTOGL_H
       8             : 
       9             : #include "GLContextTypes.h"             // for SharedTextureHandle, etc
      10             : #include "GLImages.h"
      11             : #include "gfxTypes.h"
      12             : #include "mozilla/Attributes.h"         // for override
      13             : #include "mozilla/gfx/Point.h"          // for IntSize
      14             : #include "mozilla/layers/CompositorTypes.h"
      15             : #include "mozilla/layers/LayersSurfaces.h"  // for SurfaceDescriptor
      16             : #include "mozilla/layers/TextureClient.h"  // for TextureClient, etc
      17             : #include "AndroidSurfaceTexture.h"
      18             : 
      19             : namespace mozilla {
      20             : 
      21             : namespace layers {
      22             : 
      23           0 : class EGLImageTextureData : public TextureData
      24             : {
      25             : public:
      26             : 
      27             :   static already_AddRefed<TextureClient>
      28             :   CreateTextureClient(EGLImageImage* aImage, gfx::IntSize aSize,
      29             :                       LayersIPCChannel* aAllocator, TextureFlags aFlags);
      30             : 
      31             :   virtual void FillInfo(TextureData::Info& aInfo) const override;
      32             : 
      33             :   virtual bool Serialize(SurfaceDescriptor& aOutDescriptor) override;
      34             : 
      35           0 :   virtual void Deallocate(LayersIPCChannel*) override { mImage = nullptr; }
      36             : 
      37           0 :   virtual void Forget(LayersIPCChannel*) override { mImage = nullptr; }
      38             : 
      39             :   // Unused functions.
      40           0 :   virtual bool Lock(OpenMode) override { return true; }
      41             : 
      42           0 :   virtual void Unlock() override {}
      43             : 
      44             : protected:
      45             :   EGLImageTextureData(EGLImageImage* aImage, gfx::IntSize aSize);
      46             : 
      47             :   RefPtr<EGLImageImage> mImage;
      48             :   const gfx::IntSize mSize;
      49             : };
      50             : 
      51             : #ifdef MOZ_WIDGET_ANDROID
      52             : 
      53             : class AndroidSurfaceTextureData : public TextureData
      54             : {
      55             : public:
      56             :   static already_AddRefed<TextureClient>
      57             :   CreateTextureClient(AndroidSurfaceTextureHandle aHandle,
      58             :                       gfx::IntSize aSize,
      59             :                       bool aContinuous,
      60             :                       gl::OriginPos aOriginPos,
      61             :                       LayersIPCChannel* aAllocator,
      62             :                       TextureFlags aFlags);
      63             : 
      64             :   ~AndroidSurfaceTextureData();
      65             : 
      66             :   virtual void FillInfo(TextureData::Info& aInfo) const override;
      67             : 
      68             :   virtual bool Serialize(SurfaceDescriptor& aOutDescriptor) override;
      69             : 
      70             :   // Useless functions.
      71             :   virtual bool Lock(OpenMode) override { return true; }
      72             : 
      73             :   virtual void Unlock() override {}
      74             : 
      75             :   // Our data is always owned externally.
      76             :   virtual void Deallocate(LayersIPCChannel*) override {}
      77             : 
      78             : protected:
      79             :   AndroidSurfaceTextureData(AndroidSurfaceTextureHandle aHandle, gfx::IntSize aSize, bool aContinuous);
      80             : 
      81             :   const AndroidSurfaceTextureHandle mHandle;
      82             :   const gfx::IntSize mSize;
      83             :   const bool mContinuous;
      84             : };
      85             : 
      86             : #endif // MOZ_WIDGET_ANDROID
      87             : 
      88             : } // namespace layers
      89             : } // namespace mozilla
      90             : 
      91             : #endif