gecko/gfx/layers/ipc/ImageBridgeParent.cpp

94 lines
2.2 KiB
C++

/* -*- 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/. */
#include "mozilla/layers/ImageBridgeParent.h"
#include "mozilla/layers/ImageContainerParent.h"
#include "mozilla/layers/CompositorParent.h"
#include "base/thread.h"
#include "nsTArray.h"
namespace mozilla {
namespace layers {
ImageBridgeParent::ImageBridgeParent(MessageLoop* aLoop)
: mMessageLoop(aLoop)
{
ImageContainerParent::CreateSharedImageMap();
}
ImageBridgeParent::~ImageBridgeParent()
{
ImageContainerParent::DestroySharedImageMap();
}
bool ImageBridgeParent::RecvStop()
{
int numChildren = ManagedPImageContainerParent().Length();
for (unsigned int i = 0; i < numChildren; ++i) {
static_cast<ImageContainerParent*>(
ManagedPImageContainerParent()[i]
)->DoStop();
}
return true;
}
static PRUint64 GenImageContainerID() {
static PRUint64 sNextImageID = 1;
++sNextImageID;
return sNextImageID;
}
PGrallocBufferParent*
ImageBridgeParent::AllocPGrallocBuffer(const gfxIntSize& aSize,
const uint32_t& aFormat,
const uint32_t& aUsage,
MaybeMagicGrallocBufferHandle* aOutHandle)
{
#ifdef MOZ_HAVE_SURFACEDESCRIPTORGRALLOC
return GrallocBufferActor::Create(aSize, aFormat, aUsage, aOutHandle);
#else
NS_RUNTIMEABORT("No gralloc buffers for you");
return nullptr;
#endif
}
bool
ImageBridgeParent::DeallocPGrallocBuffer(PGrallocBufferParent* actor)
{
#ifdef MOZ_HAVE_SURFACEDESCRIPTORGRALLOC
delete actor;
return true;
#else
NS_RUNTIMEABORT("Um, how did we get here?");
return false;
#endif
}
PImageContainerParent* ImageBridgeParent::AllocPImageContainer(PRUint64* aID)
{
PRUint64 id = GenImageContainerID();
*aID = id;
return new ImageContainerParent(this, id);
}
bool ImageBridgeParent::DeallocPImageContainer(PImageContainerParent* toDealloc)
{
delete toDealloc;
return true;
}
MessageLoop * ImageBridgeParent::GetMessageLoop() {
return mMessageLoop;
}
} // layers
} // mozilla