// Note: operator new zeros our memory
nsWebShell::nsWebShell() : nsDocShell()
{
#ifdef DEBUG
// We're counting the number of |nsWebShells| to help find leaks
++gNumberOfWebShells;
#endif
#ifdef DEBUG
printf("++WEBSHELL == %ld\n", gNumberOfWebShells);
#endif
mThread = nsnull;
InitFrameData();
mItemType = typeContent;
mCharsetReloadState = eCharsetReloadInit;
}
void
GMPVideoDecoderChild::Decoded(GMPVideoi420Frame* aDecodedFrame)
{
MOZ_ASSERT(mPlugin->GMPMessageLoop() == MessageLoop::current());
if (!aDecodedFrame) {
MOZ_CRASH("Not given a decoded frame!");
}
auto df = static_cast<GMPVideoi420FrameImpl*>(aDecodedFrame);
GMPVideoi420FrameData frameData;
df->InitFrameData(frameData);
SendDecoded(frameData);
aDecodedFrame->Destroy();
}
nsWebShell::~nsWebShell()
{
Destroy();
++mRefCnt; // following releases can cause this destructor to be called
// recursively if the refcount is allowed to remain 0
mContentViewer=nsnull;
mDeviceContext=nsnull;
InitFrameData();
#ifdef DEBUG
// We're counting the number of |nsWebShells| to help find leaks
--gNumberOfWebShells;
#endif
#ifdef DEBUG
printf("--WEBSHELL == %ld\n", gNumberOfWebShells);
#endif
}
GMPErr
GMPVideoEncoderParent::Encode(GMPVideoi420Frame* aInputFrame,
const nsTArray<uint8_t>& aCodecSpecificInfo,
const nsTArray<GMPVideoFrameType>& aFrameTypes)
{
nsAutoRef<GMPVideoi420Frame> frameRef(aInputFrame);
if (!mIsOpen) {
NS_WARNING("Trying to use an dead GMP video encoder");
return GMPGenericErr;
}
MOZ_ASSERT(mPlugin->GMPThread() == NS_GetCurrentThread());
auto inputFrameImpl = static_cast<GMPVideoi420FrameImpl*>(aInputFrame);
// Very rough kill-switch if the plugin stops processing. If it's merely
// hung and continues, we'll come back to life eventually.
// 3* is because we're using 3 buffers per frame for i420 data for now.
if ((NumInUse(GMPSharedMem::kGMPFrameData) > 3*GMPSharedMem::kGMPBufLimit) ||
(NumInUse(GMPSharedMem::kGMPEncodedData) > GMPSharedMem::kGMPBufLimit)) {
return GMPGenericErr;
}
GMPVideoi420FrameData frameData;
inputFrameImpl->InitFrameData(frameData);
if (!SendEncode(frameData,
aCodecSpecificInfo,
aFrameTypes)) {
return GMPGenericErr;
}
// Async IPC, we don't have access to a return value.
return GMPNoErr;
}
// Retrieve information about the current frame from the stackwalker.
IDacDbiInterface::FrameType DacDbiInterfaceImpl::GetStackWalkCurrentFrameInfo(StackWalkHandle pSFIHandle,
DebuggerIPCE_STRData * pFrameData)
{
DD_ENTER_MAY_THROW;
_ASSERTE(pSFIHandle != NULL);
StackFrameIterator * pIter = GetIteratorFromHandle(pSFIHandle);
FrameType ftResult = kInvalid;
if (pIter->GetFrameState() == StackFrameIterator::SFITER_DONE)
{
_ASSERTE(!pIter->IsValid());
ftResult = kAtEndOfStack;
}
else
{
BOOL fInitFrameData = FALSE;
switch (pIter->GetFrameState())
{
case StackFrameIterator::SFITER_UNINITIALIZED:
ftResult = kInvalid;
break;
case StackFrameIterator::SFITER_FRAMELESS_METHOD:
ftResult = kManagedStackFrame;
fInitFrameData = TRUE;
break;
case StackFrameIterator::SFITER_FRAME_FUNCTION:
//
// fall through
//
case StackFrameIterator::SFITER_SKIPPED_FRAME_FUNCTION:
ftResult = kExplicitFrame;
fInitFrameData = TRUE;
break;
case StackFrameIterator::SFITER_NO_FRAME_TRANSITION:
// no-frame transition represents an ExInfo for a native exception on x86.
// For all intents and purposes this should be treated just like another explicit frame.
ftResult = kExplicitFrame;
fInitFrameData = TRUE;
break;
case StackFrameIterator::SFITER_NATIVE_MARKER_FRAME:
//
// fall through
//
case StackFrameIterator::SFITER_INITIAL_NATIVE_CONTEXT:
if (IsRuntimeUnwindableStub(GetControlPC(pIter->m_crawl.GetRegisterSet())))
{
ftResult = kNativeRuntimeUnwindableStackFrame;
fInitFrameData = TRUE;
}
else
{
ftResult = kNativeStackFrame;
}
break;
default:
UNREACHABLE();
}
if ((fInitFrameData == TRUE) && (pFrameData != NULL))
{
InitFrameData(pIter, ftResult, pFrameData);
}
}
return ftResult;
}
