gfx/ipc/OverlayInfo.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6 #ifndef _include_mozilla_gfx_ipc_OverlayInfo_h_
   7 #define _include_mozilla_gfx_ipc_OverlayInfo_h_
   8
   9 namespace IPC {
  10 template <typename>
  11 struct ParamTraits;
  12 }  // namespace IPC
  13
  14 namespace mozilla {
  15 namespace layers {
  16
  17 enum class OverlaySupportType : uint8_t {
  18   None,
  19   Software,
  20   Direct,
  21   Scaling,
  22   MAX  // sentinel for the count of all effect types
  23 };
  24
  25 struct OverlayInfo {
  26   // This constructor needed for IPDL purposes, don't use it anywhere else.
  27   OverlayInfo() = default;
  28
  29   bool mSupportsOverlays = false;
  30   OverlaySupportType mNv12Overlay = OverlaySupportType::None;
  31   OverlaySupportType mYuy2Overlay = OverlaySupportType::None;
  32   OverlaySupportType mBgra8Overlay = OverlaySupportType::None;
  33   OverlaySupportType mRgb10a2Overlay = OverlaySupportType::None;
  34
  35   friend struct IPC::ParamTraits<OverlayInfo>;
  36 };
  37
  38 struct SwapChainInfo {
  39   // This constructor needed for IPDL purposes, don't use it anywhere else.
  40   SwapChainInfo() = default;
  41
  42   explicit SwapChainInfo(bool aTearingSupported)
  43       : mTearingSupported(aTearingSupported) {}
  44
  45   bool mTearingSupported = false;
  46
  47   friend struct IPC::ParamTraits<SwapChainInfo>;
  48 };
  49
  50 }  // namespace layers
  51 }  // namespace mozilla
  52
  53 #endif  // _include_mozilla_gfx_ipc_OverlayInfo_h_