/* 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/. */

using struct gfxPoint from "gfxPoint.h";
using struct nsIntRect from "nsRect.h";
using nsIntRegion from "nsRegion.h";
using struct nsIntSize from "nsSize.h";
using struct mozilla::layers::MagicGrallocBufferHandle from "gfxipc/ShadowLayerUtils.h";
using struct mozilla::layers::GrallocBufferRef from "gfxipc/ShadowLayerUtils.h";
using struct mozilla::layers::SurfaceDescriptorX11 from "gfxipc/ShadowLayerUtils.h";
using struct mozilla::null_t from "ipc/IPCMessageUtils.h";
using mozilla::WindowsHandle from "ipc/IPCMessageUtils.h";
using mozilla::gfx::SurfaceFormat from "mozilla/gfx/Types.h";
using mozilla::gfx::IntSize from "mozilla/gfx/Point.h";
using gfxImageFormat from "gfxTypes.h";

namespace mozilla {
namespace layers {

union OverlayHandle {
  int32_t;
  null_t;
};

struct OverlaySource {
  OverlayHandle handle;
  IntSize size;
};

union MaybeMagicGrallocBufferHandle {
  MagicGrallocBufferHandle;
  GrallocBufferRef;
  null_t;
};

struct SurfaceDescriptorD3D9 {
  // IDirect3DTexture9*
  uintptr_t texture;
};

struct SurfaceDescriptorDIB {
  // gfxWindowsSurface*
  uintptr_t surface;
};

struct SurfaceDescriptorD3D10 {
  WindowsHandle handle;
  SurfaceFormat format;
  IntSize size;
};

struct SurfaceDescriptorMacIOSurface {
  uint32_t surface;
  double scaleFactor;
  bool hasAlpha;
};

struct SurfaceTextureDescriptor {
  uintptr_t surfTex;
  IntSize size;
};

struct EGLImageDescriptor {
  uintptr_t image; // `EGLImage` is a `void*`.
  IntSize size;
};

struct NewSurfaceDescriptorGralloc {
  MaybeMagicGrallocBufferHandle buffer;
  /**
   * android::GraphicBuffer has a size information. But there are cases
   * that GraphicBuffer's size and actual video's size are different.
   * Extra size member is necessary. See Bug 850566.
   */
  IntSize size;
};

struct SharedSurfaceDescriptor {
  uintptr_t surf;
};

/**
 * Used for shmem-backed YCbCr and (flavors of) RGBA textures
 */
struct SurfaceDescriptorShmem {
  Shmem data;
  SurfaceFormat format;
};

/**
 * Used for "raw memory"-backed YCbCr and (flavors of) RGBA textures
 */
 struct SurfaceDescriptorMemory {
  uintptr_t data;
  SurfaceFormat format;
};

union SurfaceDescriptor {
  SurfaceDescriptorShmem;
  SurfaceDescriptorMemory;
  SurfaceDescriptorD3D9;
  SurfaceDescriptorDIB;
  SurfaceDescriptorD3D10;
  SurfaceDescriptorX11;
  SurfaceTextureDescriptor;
  EGLImageDescriptor;
  SurfaceDescriptorMacIOSurface;
  NewSurfaceDescriptorGralloc;
  SharedSurfaceDescriptor;
  null_t;
};

} // namespace
} // namespace