bool
ImageBridgeChild::DeallocSurfaceDescriptorGralloc(const SurfaceDescriptor& aBuffer)
{
if (InImageBridgeChildThread()) {
return ImageBridgeChild::DeallocSurfaceDescriptorGrallocNow(aBuffer);
}
Monitor barrier("DeallocSurfaceDescriptor Lock");
MonitorAutoLock autoMon(barrier);
bool done = false;
GetMessageLoop()->PostTask(FROM_HERE, NewRunnableFunction(&DeallocSurfaceDescriptorGrallocSync,
aBuffer, &barrier, &done));
while (!done) {
barrier.Wait();
}
return true;
}
TemporaryRef<ImageClient>
ImageBridgeChild::CreateImageClient(CompositableType aType)
{
if (InImageBridgeChildThread()) {
return CreateImageClientNow(aType);
}
ReentrantMonitor barrier("CreateImageClient Lock");
ReentrantMonitorAutoEnter autoMon(barrier);
bool done = false;
RefPtr<ImageClient> result = nullptr;
GetMessageLoop()->PostTask(FROM_HERE, NewRunnableFunction(&CreateImageClientSync,
&result, &barrier, aType, &done));
// should stop the thread until the ImageClient has been created on
// the other thread
while (!done) {
barrier.Wait();
}
return result.forget();
}
void
ImageBridgeChild::DeallocShmem(ipc::Shmem& aShmem)
{
if (InImageBridgeChildThread()) {
PImageBridgeChild::DeallocShmem(aShmem);
} else {
ReentrantMonitor barrier("AllocatorProxy Dealloc");
ReentrantMonitorAutoEnter autoMon(barrier);
bool done = false;
GetMessageLoop()->PostTask(FROM_HERE,
NewRunnableFunction(&ProxyDeallocShmemNow,
this,
&aShmem,
&barrier,
&done));
while (!done) {
barrier.Wait();
}
}
}
// dispatched function
static void StopImageBridgeSync(ReentrantMonitor *aBarrier, bool *aDone)
{
ReentrantMonitorAutoEnter autoMon(*aBarrier);
NS_ABORT_IF_FALSE(InImageBridgeChildThread(),
"Should be in ImageBridgeChild thread.");
if (sImageBridgeChildSingleton) {
sImageBridgeChildSingleton->SendStop();
int numChildren =
sImageBridgeChildSingleton->ManagedPImageContainerChild().Length();
for (int i = numChildren-1; i >= 0; --i) {
ImageContainerChild* ctn =
static_cast<ImageContainerChild*>(
sImageBridgeChildSingleton->ManagedPImageContainerChild()[i]);
ctn->StopChild();
}
}
*aDone = true;
aBarrier->NotifyAll();
}
static void ProxyAllocShmemNow(AllocShmemParams* aParams,
ReentrantMonitor* aBarrier,
bool* aDone)
{
MOZ_ASSERT(aParams);
MOZ_ASSERT(aDone);
MOZ_ASSERT(aBarrier);
if (aParams->mUnsafe) {
aParams->mSuccess = aParams->mAllocator->AllocUnsafeShmem(aParams->mSize,
aParams->mType,
aParams->mShmem);
} else {
aParams->mSuccess = aParams->mAllocator->AllocShmem(aParams->mSize,
aParams->mType,
aParams->mShmem);
}
ReentrantMonitorAutoEnter autoMon(*aBarrier);
*aDone = true;
aBarrier->NotifyAll();
}
// static
void ImageBridgeChild::UpdateAsyncCanvasRenderer(AsyncCanvasRenderer* aWrapper)
{
aWrapper->GetCanvasClient()->UpdateAsync(aWrapper);
if (InImageBridgeChildThread()) {
UpdateAsyncCanvasRendererNow(aWrapper);
return;
}
ReentrantMonitor barrier("UpdateAsyncCanvasRenderer Lock");
ReentrantMonitorAutoEnter autoMon(barrier);
bool done = false;
sImageBridgeChildSingleton->GetMessageLoop()->PostTask(
FROM_HERE,
NewRunnableFunction(&UpdateAsyncCanvasRendererSync, aWrapper, &barrier, &done));
// should stop the thread until the CanvasClient has been created on
// the other thread
while (!done) {
barrier.Wait();
}
}
bool
ImageBridgeChild::AllocSurfaceDescriptorGralloc(const gfxIntSize& aSize,
const uint32_t& aFormat,
const uint32_t& aUsage,
SurfaceDescriptor* aBuffer)
{
if (InImageBridgeChildThread()) {
return ImageBridgeChild::AllocSurfaceDescriptorGrallocNow(aSize, aFormat, aUsage, aBuffer);
}
Monitor barrier("AllocSurfaceDescriptorGralloc Lock");
MonitorAutoLock autoMon(barrier);
bool done = false;
GetMessageLoop()->PostTask(
FROM_HERE,
NewRunnableFunction(&AllocSurfaceDescriptorGrallocSync,
GrallocParam(aSize, aFormat, aUsage, aBuffer), &barrier, &done));
while (!done) {
barrier.Wait();
}
return true;
}
bool
ImageBridgeChild::DispatchAllocShmemInternal(size_t aSize,
SharedMemory::SharedMemoryType aType,
Shmem* aShmem,
bool aUnsafe)
{
ReentrantMonitor barrier("AllocatorProxy alloc");
ReentrantMonitorAutoEnter autoMon(barrier);
AllocShmemParams params = {
this, aSize, aType, aShmem, aUnsafe, true
};
bool done = false;
GetMessageLoop()->PostTask(FROM_HERE,
NewRunnableFunction(&ProxyAllocShmemNow,
¶ms,
&barrier,
&done));
while (!done) {
barrier.Wait();
}
return params.mSuccess;
}