1 files changed, 128 insertions, 0 deletions
diff --git a/gfx/gl/SharedSurfaceEGL.h b/gfx/gl/SharedSurfaceEGL.h
new file mode 100644
index 0000000000..a6325fd340
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+++ b/gfx/gl/SharedSurfaceEGL.h
@@ -0,0 +1,128 @@
+/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 4; -*- */
+/* 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 SHARED_SURFACE_EGL_H_
+#define SHARED_SURFACE_EGL_H_
+
+#include "mozilla/Attributes.h"
+#include "mozilla/Mutex.h"
+#include "CompositorTypes.h"
+#include "SharedSurface.h"
+
+#ifdef MOZ_WIDGET_ANDROID
+#  include "AndroidNativeWindow.h"
+#  include "GLLibraryEGL.h"
+#endif
+
+namespace mozilla {
+namespace gl {
+
+class GLLibraryEGL;
+
+// -
+// EGLImage
+
+class SharedSurface_EGLImage final : public SharedSurface {
+  mutable Mutex mMutex;
+  EGLSync mSync = 0;
+
+ public:
+  const EGLImage mImage;
+
+  static UniquePtr<SharedSurface_EGLImage> Create(const SharedSurfaceDesc&);
+
+ protected:
+  SharedSurface_EGLImage(const SharedSurfaceDesc&,
+                         UniquePtr<MozFramebuffer>&& fb, EGLImage);
+
+  void UpdateProdTexture(const MutexAutoLock& curAutoLock);
+
+ public:
+  virtual ~SharedSurface_EGLImage();
+
+  virtual void LockProdImpl() override {}
+  virtual void UnlockProdImpl() override {}
+
+  virtual void ProducerAcquireImpl() override {}
+  virtual void ProducerReleaseImpl() override;
+
+  virtual void ProducerReadAcquireImpl() override;
+  virtual void ProducerReadReleaseImpl() override{};
+
+  Maybe<layers::SurfaceDescriptor> ToSurfaceDescriptor() override;
+};
+
+class SurfaceFactory_EGLImage final : public SurfaceFactory {
+ public:
+  static UniquePtr<SurfaceFactory_EGLImage> Create(GLContext&);
+
+ private:
+  explicit SurfaceFactory_EGLImage(const PartialSharedSurfaceDesc& desc)
+      : SurfaceFactory(desc) {}
+
+ public:
+  virtual UniquePtr<SharedSurface> CreateSharedImpl(
+      const SharedSurfaceDesc& desc) override {
+    return SharedSurface_EGLImage::Create(desc);
+  }
+};
+
+// -
+// SurfaceTexture
+
+#ifdef MOZ_WIDGET_ANDROID
+
+class SharedSurface_SurfaceTexture final : public SharedSurface {
+  const java::GeckoSurface::GlobalRef mSurface;
+  const EGLSurface mEglSurface;
+  const std::weak_ptr<EglDisplay> mEglDisplay;
+  EGLSurface mOrigEglSurface = 0;
+
+ public:
+  static UniquePtr<SharedSurface_SurfaceTexture> Create(
+      const SharedSurfaceDesc&);
+
+  java::GeckoSurface::Param JavaSurface() { return mSurface; }
+
+ protected:
+  SharedSurface_SurfaceTexture(const SharedSurfaceDesc&,
+                               java::GeckoSurface::Param surface, EGLSurface);
+
+ public:
+  virtual ~SharedSurface_SurfaceTexture();
+
+  virtual void LockProdImpl() override;
+  virtual void UnlockProdImpl() override;
+
+  virtual void ProducerAcquireImpl() override {}
+  virtual void ProducerReleaseImpl() override {}
+  virtual void ProducerReadReleaseImpl() override;
+
+  Maybe<layers::SurfaceDescriptor> ToSurfaceDescriptor() override;
+
+  virtual void Commit() override;
+
+  virtual void WaitForBufferOwnership() override;
+
+  virtual bool IsBufferAvailable() const override;
+};
+
+class SurfaceFactory_SurfaceTexture final : public SurfaceFactory {
+ public:
+  explicit SurfaceFactory_SurfaceTexture(GLContext&);
+
+  virtual UniquePtr<SharedSurface> CreateSharedImpl(
+      const SharedSurfaceDesc& desc) override {
+    return SharedSurface_SurfaceTexture::Create(desc);
+  }
+};
+
+#endif  // MOZ_WIDGET_ANDROID
+
+}  // namespace gl
+
+} /* namespace mozilla */
+
+#endif /* SHARED_SURFACE_EGL_H_ */