1 files changed, 164 insertions, 0 deletions
diff --git a/gfx/layers/opengl/TextureClientOGL.h b/gfx/layers/opengl/TextureClientOGL.h
new file mode 100644
index 0000000000..7e10e4611c
--- /dev/null
+++ b/gfx/layers/opengl/TextureClientOGL.h
@@ -0,0 +1,164 @@
+/* -*- 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_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/gfx/Types.h"   // for SurfaceFormat
+#include "mozilla/layers/CompositorTypes.h"
+#include "mozilla/layers/LayersSurfaces.h"  // for SurfaceDescriptor
+#include "mozilla/layers/TextureClient.h"   // for TextureClient, etc
+#ifdef MOZ_WIDGET_ANDROID
+#  include "AndroidSurfaceTexture.h"
+#  include "AndroidNativeWindow.h"
+#  include "mozilla/java/GeckoSurfaceWrappers.h"
+#  include "mozilla/layers/AndroidHardwareBuffer.h"
+#endif
+
+namespace mozilla {
+
+namespace gfx {
+
+class DrawTarget;
+
+}  // namespace gfx
+
+namespace layers {
+
+#ifdef MOZ_WIDGET_ANDROID
+
+class AndroidHardwareBuffer;
+
+class AndroidSurfaceTextureData : public TextureData {
+ public:
+  static already_AddRefed<TextureClient> CreateTextureClient(
+      AndroidSurfaceTextureHandle aHandle, gfx::IntSize aSize, bool aContinuous,
+      gl::OriginPos aOriginPos, bool aHasAlpha,
+      Maybe<gfx::Matrix4x4> aTransformOverride, LayersIPCChannel* aAllocator,
+      TextureFlags aFlags);
+
+  virtual ~AndroidSurfaceTextureData();
+
+  void FillInfo(TextureData::Info& aInfo) const override;
+
+  bool Serialize(SurfaceDescriptor& aOutDescriptor) override;
+
+  // Useless functions.
+  bool Lock(OpenMode) override { return true; }
+
+  void Unlock() override {}
+
+  // Our data is always owned externally.
+  void Deallocate(LayersIPCChannel*) override {}
+
+ protected:
+  AndroidSurfaceTextureData(AndroidSurfaceTextureHandle aHandle,
+                            gfx::IntSize aSize, bool aContinuous,
+                            bool aHasAlpha,
+                            Maybe<gfx::Matrix4x4> aTransformOverride);
+
+  const AndroidSurfaceTextureHandle mHandle;
+  const gfx::IntSize mSize;
+  const bool mContinuous;
+  const bool mHasAlpha;
+  const Maybe<gfx::Matrix4x4> mTransformOverride;
+};
+
+class AndroidNativeWindowTextureData : public TextureData {
+ public:
+  static AndroidNativeWindowTextureData* Create(gfx::IntSize aSize,
+                                                gfx::SurfaceFormat aFormat);
+
+  void FillInfo(TextureData::Info& aInfo) const override;
+
+  bool Serialize(SurfaceDescriptor& aOutDescriptor) override;
+
+  bool Lock(OpenMode) override;
+  void Unlock() override;
+
+  void Forget(LayersIPCChannel*) override;
+  void Deallocate(LayersIPCChannel*) override {}
+
+  already_AddRefed<gfx::DrawTarget> BorrowDrawTarget() override;
+
+  void OnForwardedToHost() override;
+
+ protected:
+  AndroidNativeWindowTextureData(java::GeckoSurface::Param aSurface,
+                                 gfx::IntSize aSize,
+                                 gfx::SurfaceFormat aFormat);
+
+ private:
+  java::GeckoSurface::GlobalRef mSurface;
+  ANativeWindow* mNativeWindow;
+  ANativeWindow_Buffer mBuffer;
+  // Keeps track of whether the underlying NativeWindow is actually locked.
+  bool mIsLocked;
+
+  const gfx::IntSize mSize;
+  const gfx::SurfaceFormat mFormat;
+};
+
+class AndroidHardwareBufferTextureData : public TextureData {
+ public:
+  static AndroidHardwareBufferTextureData* Create(gfx::IntSize aSize,
+                                                  gfx::SurfaceFormat aFormat);
+
+  virtual ~AndroidHardwareBufferTextureData();
+
+  void FillInfo(TextureData::Info& aInfo) const override;
+
+  bool Serialize(SurfaceDescriptor& aOutDescriptor) override;
+
+  bool Lock(OpenMode aMode) override;
+  void Unlock() override;
+
+  void Forget(LayersIPCChannel*) override;
+  void Deallocate(LayersIPCChannel*) override {}
+
+  already_AddRefed<gfx::DrawTarget> BorrowDrawTarget() override;
+
+  void OnForwardedToHost() override;
+
+  TextureFlags GetTextureFlags() const override;
+
+  Maybe<uint64_t> GetBufferId() const override;
+
+  mozilla::ipc::FileDescriptor GetAcquireFence() override;
+
+  AndroidHardwareBufferTextureData* AsAndroidHardwareBufferTextureData()
+      override {
+    return this;
+  }
+
+  AndroidHardwareBuffer* GetBuffer() { return mAndroidHardwareBuffer; }
+
+ protected:
+  AndroidHardwareBufferTextureData(
+      AndroidHardwareBuffer* aAndroidHardwareBuffer, gfx::IntSize aSize,
+      gfx::SurfaceFormat aFormat);
+
+  RefPtr<AndroidHardwareBuffer> mAndroidHardwareBuffer;
+  const gfx::IntSize mSize;
+  const gfx::SurfaceFormat mFormat;
+
+  void* mAddress;
+
+  // Keeps track of whether the underlying NativeWindow is actually locked.
+  bool mIsLocked;
+};
+
+#endif  // MOZ_WIDGET_ANDROID
+
+}  // namespace layers
+}  // namespace mozilla
+
+#endif