Clone of chromium aad1ce808763f59c7a3753e08f1500a104ecc6fd refs/remotes/origin/HEAD
diff --git a/ui/ozone/platform/dri/scanout_buffer.h b/ui/ozone/platform/dri/scanout_buffer.h
new file mode 100644
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+++ b/ui/ozone/platform/dri/scanout_buffer.h
@@ -0,0 +1,42 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef UI_OZONE_PLATFORM_DRI_SCANOUT_BUFFER_H_
+#define UI_OZONE_PLATFORM_DRI_SCANOUT_BUFFER_H_
+
+#include <stdint.h>
+
+#include "base/memory/ref_counted.h"
+#include "ui/gfx/geometry/size.h"
+
+namespace ui {
+
+// Abstraction for a DRM buffer that can be scanned-out of.
+class ScanoutBuffer : public base::RefCounted<ScanoutBuffer> {
+ public:
+ // ID allocated by the KMS API when the buffer is registered (via the handle).
+ virtual uint32_t GetFramebufferId() const = 0;
+
+ // Handle for the buffer. This is received when allocating the buffer.
+ virtual uint32_t GetHandle() const = 0;
+
+ // Size of the buffer.
+ virtual gfx::Size GetSize() const = 0;
+
+ protected:
+ virtual ~ScanoutBuffer() {}
+
+ friend class base::RefCounted<ScanoutBuffer>;
+};
+
+class ScanoutBufferGenerator {
+ public:
+ virtual ~ScanoutBufferGenerator() {}
+
+ virtual scoped_refptr<ScanoutBuffer> Create(const gfx::Size& size) = 0;
+};
+
+} // namespace ui
+
+#endif // UI_OZONE_PLATFORM_DRI_SCANOUT_BUFFER_H_
