97 lines
3.2 KiB
C++
97 lines
3.2 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "VideoBridgeChild.h"
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#include "VideoBridgeParent.h"
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#include "CompositorThread.h"
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namespace mozilla {
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namespace layers {
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StaticRefPtr<VideoBridgeChild> sVideoBridgeChildSingleton;
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/* static */
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void VideoBridgeChild::Startup() {
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sVideoBridgeChildSingleton = new VideoBridgeChild();
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RefPtr<VideoBridgeParent> parent = new VideoBridgeParent();
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MessageLoop* loop = CompositorThreadHolder::Loop();
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sVideoBridgeChildSingleton->Open(parent->GetIPCChannel(), loop,
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ipc::ChildSide);
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sVideoBridgeChildSingleton->mIPDLSelfRef = sVideoBridgeChildSingleton;
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parent->SetOtherProcessId(base::GetCurrentProcId());
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}
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/* static */
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void VideoBridgeChild::Shutdown() {
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if (sVideoBridgeChildSingleton) {
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sVideoBridgeChildSingleton->Close();
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sVideoBridgeChildSingleton = nullptr;
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}
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}
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VideoBridgeChild::VideoBridgeChild()
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: mMessageLoop(MessageLoop::current()), mCanSend(true) {}
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VideoBridgeChild::~VideoBridgeChild() {}
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VideoBridgeChild* VideoBridgeChild::GetSingleton() {
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return sVideoBridgeChildSingleton;
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}
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bool VideoBridgeChild::AllocUnsafeShmem(
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size_t aSize, ipc::SharedMemory::SharedMemoryType aType,
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ipc::Shmem* aShmem) {
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return PVideoBridgeChild::AllocUnsafeShmem(aSize, aType, aShmem);
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}
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bool VideoBridgeChild::AllocShmem(size_t aSize,
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ipc::SharedMemory::SharedMemoryType aType,
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ipc::Shmem* aShmem) {
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MOZ_ASSERT(CanSend());
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return PVideoBridgeChild::AllocShmem(aSize, aType, aShmem);
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}
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bool VideoBridgeChild::DeallocShmem(ipc::Shmem& aShmem) {
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return PVideoBridgeChild::DeallocShmem(aShmem);
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}
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PTextureChild* VideoBridgeChild::AllocPTextureChild(const SurfaceDescriptor&,
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const ReadLockDescriptor&,
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const LayersBackend&,
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const TextureFlags&,
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const uint64_t& aSerial) {
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MOZ_ASSERT(CanSend());
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return TextureClient::CreateIPDLActor();
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}
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bool VideoBridgeChild::DeallocPTextureChild(PTextureChild* actor) {
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return TextureClient::DestroyIPDLActor(actor);
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}
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void VideoBridgeChild::ActorDestroy(ActorDestroyReason aWhy) {
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mCanSend = false;
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}
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void VideoBridgeChild::DeallocPVideoBridgeChild() { mIPDLSelfRef = nullptr; }
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PTextureChild* VideoBridgeChild::CreateTexture(
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const SurfaceDescriptor& aSharedData, const ReadLockDescriptor& aReadLock,
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LayersBackend aLayersBackend, TextureFlags aFlags, uint64_t aSerial,
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wr::MaybeExternalImageId& aExternalImageId, nsIEventTarget* aTarget) {
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MOZ_ASSERT(CanSend());
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return SendPTextureConstructor(aSharedData, aReadLock, aLayersBackend, aFlags,
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aSerial);
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}
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bool VideoBridgeChild::IsSameProcess() const {
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return OtherPid() == base::GetCurrentProcId();
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}
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} // namespace layers
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} // namespace mozilla
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