1 files changed, 61 insertions, 0 deletions
diff --git a/gfx/layers/ipc/SharedRGBImage.h b/gfx/layers/ipc/SharedRGBImage.h
new file mode 100644
index 0000000000..ddec2dc9aa
--- /dev/null
+++ b/gfx/layers/ipc/SharedRGBImage.h
@@ -0,0 +1,61 @@
+/* -*- 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 SHAREDRGBIMAGE_H_
+#define SHAREDRGBIMAGE_H_
+
+#include <stddef.h>  // for size_t
+#include <stdint.h>  // for uint8_t
+
+#include "ImageContainer.h"  // for ISharedImage, Image, etc
+#include "gfxTypes.h"
+#include "mozilla/Attributes.h"  // for override
+#include "mozilla/RefPtr.h"      // for RefPtr
+#include "mozilla/gfx/Point.h"   // for IntSize
+#include "mozilla/gfx/Types.h"   // for SurfaceFormat
+#include "nsCOMPtr.h"            // for already_AddRefed
+
+namespace mozilla {
+namespace layers {
+
+class ImageClient;
+class TextureClient;
+
+/**
+ * Stores RGB data in shared memory
+ * It is assumed that the image width and stride are equal
+ */
+class SharedRGBImage : public Image {
+ public:
+  explicit SharedRGBImage(ImageClient* aCompositable);
+  explicit SharedRGBImage(TextureClientRecycleAllocator* aRecycleAllocator);
+
+ protected:
+  virtual ~SharedRGBImage();
+
+ public:
+  TextureClient* GetTextureClient(KnowsCompositor* aKnowsCompositor) override;
+
+  gfx::IntSize GetSize() const override;
+
+  already_AddRefed<gfx::SourceSurface> GetAsSourceSurface() override;
+
+  bool Allocate(gfx::IntSize aSize, gfx::SurfaceFormat aFormat);
+
+ private:
+  TextureClientRecycleAllocator* RecycleAllocator();
+
+  gfx::IntSize mSize;
+  RefPtr<TextureClient> mTextureClient;
+  RefPtr<ImageClient> mCompositable;
+  RefPtr<TextureClientRecycleAllocator> mRecycleAllocator;
+  RefPtr<gfx::SourceSurface> mSourceSurface;
+};
+
+}  // namespace layers
+}  // namespace mozilla
+
+#endif