Index: content/common/gpu/surface_handle_types_mac.h |
diff --git a/content/common/gpu/surface_handle_types_mac.h b/content/common/gpu/surface_handle_types_mac.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..b3ca1af082f11acb11d06d5ffb81c344b13c5186 |
--- /dev/null |
+++ b/content/common/gpu/surface_handle_types_mac.h |
@@ -0,0 +1,34 @@ |
+// 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 CONTENT_COMMON_GPU_SURFACE_HANDLE_TYPES_MAC_H_ |
+#define CONTENT_COMMON_GPU_SURFACE_HANDLE_TYPES_MAC_H_ |
+ |
+#include <OpenGL/CGLIOSurface.h> |
+ |
+#include "base/basictypes.h" |
+#include "ui/base/cocoa/remote_layer_api.h" |
+ |
+namespace content { |
+ |
+// The surface handle passed between the GPU and browser process may refer to |
+// an IOSurface or a CAContext. These helper functions must be used to identify |
+// and translate between the types. |
+enum SurfaceHandleType { |
+ kSurfaceHandleTypeInvalid, |
+ kSurfaceHandleTypeIOSurface, |
+ kSurfaceHandleTypeCAContext, |
+}; |
+ |
+SurfaceHandleType GetSurfaceHandleType(uint64 surface_handle); |
+ |
+CAContextID CAContextIDFromSurfaceHandle(uint64 surface_handle); |
+IOSurfaceID IOSurfaceIDFromSurfaceHandle(uint64 surface_handle); |
+ |
+uint64 SurfaceHandleFromIOSurfaceID(IOSurfaceID io_surface_id); |
+uint64 SurfaceHandleFromCAContextID(CAContextID ca_context_id); |
+ |
+} // namespace content |
+ |
+#endif // CONTENT_COMMON_GPU_HANDLE_TYPES_MAC_H_ |