From 43a97878ce14b72f0981164f87f2e35e14151312 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 11:22:09 +0200
Subject: Adding upstream version 110.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 dom/media/ipc/RemoteImageHolder.h | 66 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 dom/media/ipc/RemoteImageHolder.h

(limited to 'dom/media/ipc/RemoteImageHolder.h')

diff --git a/dom/media/ipc/RemoteImageHolder.h b/dom/media/ipc/RemoteImageHolder.h
new file mode 100644
index 0000000000..b83293d0ed
--- /dev/null
+++ b/dom/media/ipc/RemoteImageHolder.h
@@ -0,0 +1,66 @@
+/* -*- 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 mozilla_dom_media_RemoteImageHolder_h
+#define mozilla_dom_media_RemoteImageHolder_h
+
+#include "MediaData.h"
+#include "ipc/IPCMessageUtils.h"
+#include "mozilla/Maybe.h"
+#include "mozilla/RefPtr.h"
+#include "mozilla/layers/LayersSurfaces.h"
+#include "mozilla/layers/VideoBridgeUtils.h"
+
+namespace mozilla {
+namespace layers {
+class BufferRecycleBin;
+class IGPUVideoSurfaceManager;
+class SurfaceDescriptor;
+}  // namespace layers
+class RemoteImageHolder final {
+  friend struct ipc::IPDLParamTraits<RemoteImageHolder>;
+
+ public:
+  RemoteImageHolder();
+  RemoteImageHolder(layers::IGPUVideoSurfaceManager* aManager,
+                    layers::VideoBridgeSource aSource,
+                    const gfx::IntSize& aSize,
+                    const gfx::ColorDepth& aColorDepth,
+                    const layers::SurfaceDescriptor& aSD);
+  RemoteImageHolder(RemoteImageHolder&& aOther);
+  // Ensure we never copy this object.
+  RemoteImageHolder(const RemoteImageHolder& aOther) = delete;
+  RemoteImageHolder& operator=(const RemoteImageHolder& aOther) = delete;
+  ~RemoteImageHolder();
+
+  bool IsEmpty() const { return mSD.isNothing(); }
+  // Move content of RemoteImageHolder into a usable Image. Ownership is
+  // transfered to that Image.
+  already_AddRefed<layers::Image> TransferToImage(
+      layers::BufferRecycleBin* aBufferRecycleBin = nullptr);
+
+ private:
+  already_AddRefed<layers::Image> DeserializeImage(
+      layers::BufferRecycleBin* aBufferRecycleBin);
+  // We need a default for the default constructor, never used in practice.
+  layers::VideoBridgeSource mSource = layers::VideoBridgeSource::GpuProcess;
+  gfx::IntSize mSize;
+  gfx::ColorDepth mColorDepth = gfx::ColorDepth::COLOR_8;
+  Maybe<layers::SurfaceDescriptor> mSD;
+  RefPtr<layers::IGPUVideoSurfaceManager> mManager;
+};
+
+template <>
+struct ipc::IPDLParamTraits<RemoteImageHolder> {
+  static void Write(IPC::MessageWriter* aWriter, IProtocol* aActor,
+                    RemoteImageHolder&& aParam);
+  static bool Read(IPC::MessageReader* aReader, IProtocol* aActor,
+                   RemoteImageHolder* aResult);
+};
+
+}  // namespace mozilla
+
+#endif  // mozilla_dom_media_RemoteImageHolder_h
-- 
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