Add m-esr52 at 52.6.0

1 files changed, 28 insertions, 0 deletions

diff --git a/gfx/layers/MacIOSurfaceHelpers.h b/gfx/layers/MacIOSurfaceHelpers.h
new file mode 100644
index 000000000..80f9cf872
--- /dev/null
+++ b/gfx/layers/MacIOSurfaceHelpers.h
@@ -0,0 +1,28 @@
+/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * 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 GFX_MACIOSURFACEHELPERS_H
+#define GFX_MACIOSURFACEHELPERS_H
+
+class MacIOSurface;
+template<class T> struct already_AddRefed;
+
+namespace mozilla {
+
+namespace gfx {
+class SourceSurface;
+}
+
+namespace layers {
+
+// Unlike MacIOSurface::GetAsSurface, this also handles IOSurface formats
+// with multiple planes and does YCbCr to RGB conversion, if necessary.
+already_AddRefed<gfx::SourceSurface>
+CreateSourceSurfaceFromMacIOSurface(MacIOSurface* aSurface);
+
+} // namespace layers
+} // namespace mozilla
+
+#endif // GFX_MACIOSURFACEHELPERS_H