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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /gfx/layers/ipc/VideoBridgeParent.h
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
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diff --git a/gfx/layers/ipc/VideoBridgeParent.h b/gfx/layers/ipc/VideoBridgeParent.h
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+/* -*- 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_layers_ipc_VideoBridgeParent_h_
+#define gfx_layers_ipc_VideoBridgeParent_h_
+
+#include "mozilla/layers/PVideoBridgeParent.h"
+
+namespace mozilla {
+namespace layers {
+
+class VideoBridgeParent final : public PVideoBridgeParent,
+ public HostIPCAllocator,
+ public ShmemAllocator
+{
+public:
+ VideoBridgeParent();
+ ~VideoBridgeParent();
+
+ static VideoBridgeParent* GetSingleton();
+ TextureHost* LookupTexture(uint64_t aSerial);
+
+ // PVideoBridgeParent
+ void ActorDestroy(ActorDestroyReason aWhy) override;
+ PTextureParent* AllocPTextureParent(const SurfaceDescriptor& aSharedData,
+ const LayersBackend& aLayersBackend,
+ const TextureFlags& aFlags,
+ const uint64_t& aSerial) override;
+ bool DeallocPTextureParent(PTextureParent* actor) override;
+
+ // HostIPCAllocator
+ base::ProcessId GetChildProcessId() override
+ {
+ return OtherPid();
+ }
+ void NotifyNotUsed(PTextureParent* aTexture, uint64_t aTransactionId) override;
+ void SendAsyncMessage(const InfallibleTArray<AsyncParentMessageData>& aMessage) override;
+
+ // ISurfaceAllocator
+ ShmemAllocator* AsShmemAllocator() override { return this; }
+ bool IsSameProcess() const override;
+ bool IPCOpen() const override { return !mClosed; }
+
+ // ShmemAllocator
+ bool AllocShmem(size_t aSize,
+ ipc::SharedMemory::SharedMemoryType aType,
+ ipc::Shmem* aShmem) override;
+
+ bool AllocUnsafeShmem(size_t aSize,
+ ipc::SharedMemory::SharedMemoryType aType,
+ ipc::Shmem* aShmem) override;
+
+ void DeallocShmem(ipc::Shmem& aShmem) override;
+
+private:
+ void DeallocPVideoBridgeParent() override;
+
+ // This keeps us alive until ActorDestroy(), at which point we do a
+ // deferred destruction of ourselves.
+ RefPtr<VideoBridgeParent> mSelfRef;
+
+ std::map<uint64_t, PTextureParent*> mTextureMap;
+
+ bool mClosed;
+};
+
+} // namespace layers
+} // namespace mozilla
+
+#endif // gfx_layers_ipc_VideoBridgeParent_h_