1 files changed, 53 insertions, 0 deletions
diff --git a/gfx/ipc/OverlayInfo.h b/gfx/ipc/OverlayInfo.h
new file mode 100644
index 0000000000..3137e2ef98
--- /dev/null
+++ b/gfx/ipc/OverlayInfo.h
@@ -0,0 +1,53 @@
+/* -*- 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 _include_mozilla_gfx_ipc_OverlayInfo_h_
+#define _include_mozilla_gfx_ipc_OverlayInfo_h_
+
+namespace IPC {
+template <typename>
+struct ParamTraits;
+}  // namespace IPC
+
+namespace mozilla {
+namespace layers {
+
+enum class OverlaySupportType : uint8_t {
+  None,
+  Software,
+  Direct,
+  Scaling,
+  MAX  // sentinel for the count of all effect types
+};
+
+struct OverlayInfo {
+  // This constructor needed for IPDL purposes, don't use it anywhere else.
+  OverlayInfo() = default;
+
+  bool mSupportsOverlays = false;
+  OverlaySupportType mNv12Overlay = OverlaySupportType::None;
+  OverlaySupportType mYuy2Overlay = OverlaySupportType::None;
+  OverlaySupportType mBgra8Overlay = OverlaySupportType::None;
+  OverlaySupportType mRgb10a2Overlay = OverlaySupportType::None;
+
+  friend struct IPC::ParamTraits<OverlayInfo>;
+};
+
+struct SwapChainInfo {
+  // This constructor needed for IPDL purposes, don't use it anywhere else.
+  SwapChainInfo() = default;
+
+  explicit SwapChainInfo(bool aTearingSupported)
+      : mTearingSupported(aTearingSupported) {}
+
+  bool mTearingSupported = false;
+
+  friend struct IPC::ParamTraits<SwapChainInfo>;
+};
+
+}  // namespace layers
+}  // namespace mozilla
+
+#endif  // _include_mozilla_gfx_ipc_OverlayInfo_h_