nsresult
GMPVideoDecoderParent::Reset()
{
LOGD(("GMPVideoDecoderParent[%p]::Reset()", this));
if (!mIsOpen) {
NS_WARNING("Trying to use an dead GMP video decoder");
return NS_ERROR_FAILURE;
}
MOZ_ASSERT(mPlugin->GMPThread() == NS_GetCurrentThread());
if (!SendReset()) {
return NS_ERROR_FAILURE;
}
mIsAwaitingResetComplete = true;
RefPtr<GMPVideoDecoderParent> self(this);
nsCOMPtr<nsIRunnable> task = NS_NewRunnableFunction([self]() -> void
{
LOGD(("GMPVideoDecoderParent[%p]::ResetCompleteTimeout() timed out waiting for ResetComplete", self.get()));
self->mResetCompleteTimeout = nullptr;
LogToBrowserConsole(NS_LITERAL_STRING("GMPVideoDecoderParent timed out waiting for ResetComplete()"));
});
CancelResetCompleteTimeout();
mResetCompleteTimeout = SimpleTimer::Create(task, 5000, mPlugin->GMPThread());
// Async IPC, we don't have access to a return value.
return NS_OK;
}
mozilla::ipc::IPCResult
GMPVideoDecoderParent::RecvDrainComplete()
{
LOGD(("GMPVideoDecoderParent[%p]::RecvDrainComplete() frameCount=%d", this, mFrameCount));
nsAutoString msg;
msg.AppendLiteral("GMPVideoDecoderParent::RecvDrainComplete() outstanding frames=");
msg.AppendInt(mFrameCount);
LogToBrowserConsole(msg);
if (!mCallback) {
// We anticipate shutting down in the middle of a drain in the
// `UnblockResetAndDrain` method, which is called when we shutdown, so
// everything is sunny.
return IPC_OK();
}
if (!mIsAwaitingDrainComplete) {
return IPC_OK();
}
mIsAwaitingDrainComplete = false;
// Ignore any return code. It is OK for this to fail without killing the process.
mCallback->DrainComplete();
return IPC_OK();
}
void
DetailedPromise::MaybeReject(nsresult aArg, const nsACString& aReason)
{
nsPrintfCString msg("%s promise rejected 0x%x '%s'", mName.get(), aArg,
PromiseFlatCString(aReason).get());
EME_LOG(msg.get());
MaybeReportTelemetry(Failed);
LogToBrowserConsole(NS_ConvertUTF8toUTF16(msg));
nsRefPtr<DOMException> exception =
DOMException::Create(aArg, aReason);
Promise::MaybeRejectBrokenly(exception);
}
void LogToBrowserConsole(const nsAString& aMsg) {
if (!NS_IsMainThread()) {
nsString msg(aMsg);
nsCOMPtr<nsIRunnable> task = NS_NewRunnableFunction(
"LogToBrowserConsole", [msg]() { LogToBrowserConsole(msg); });
SystemGroup::Dispatch(TaskCategory::Other, task.forget());
return;
}
nsCOMPtr<nsIConsoleService> console(
do_GetService("@mozilla.org/consoleservice;1"));
if (!console) {
NS_WARNING("Failed to log message to console.");
return;
}
nsAutoString msg(aMsg);
console->LogStringMessage(msg.get());
}
void
LogToBrowserConsole(const nsAString& aMsg)
{
if (!NS_IsMainThread()) {
nsAutoString msg(aMsg);
nsCOMPtr<nsIRunnable> task =
NS_NewRunnableFunction([msg]() { LogToBrowserConsole(msg); });
NS_DispatchToMainThread(task.forget(), NS_DISPATCH_NORMAL);
return;
}
nsCOMPtr<nsIConsoleService> console(
do_GetService("@mozilla.org/consoleservice;1"));
if (!console) {
NS_WARNING("Failed to log message to console.");
return;
}
nsAutoString msg(aMsg);
console->LogStringMessage(msg.get());
}
bool
GMPVideoDecoderParent::RecvDrainComplete()
{
LOGD(("GMPVideoDecoderParent[%p]::RecvDrainComplete() frameCount=%d", this, mFrameCount));
nsAutoString msg;
msg.AppendLiteral("GMPVideoDecoderParent::RecvDrainComplete() outstanding frames=");
msg.AppendInt(mFrameCount);
LogToBrowserConsole(msg);
if (!mCallback) {
return false;
}
if (!mIsAwaitingDrainComplete) {
return true;
}
mIsAwaitingDrainComplete = false;
// Ignore any return code. It is OK for this to fail without killing the process.
mCallback->DrainComplete();
return true;
}
