NS_IMETHOD Run()
{
MOZ_ASSERT(NS_IsMainThread());
mozilla::ErrorResult rv;
if (!mFailed) {
nsRefPtr<DOMFile> blob =
DOMFile::CreateMemoryFile(mImgData, mImgSize, mType);
{
AutoJSAPI jsapi;
jsapi.Init(mGlobal);
JS_updateMallocCounter(jsapi.cx(), mImgSize);
}
mCallback->Call(blob, rv);
}
// These members aren't thread-safe. We're making sure that they're being
// released on the main thread here. Otherwise, they could be getting
// released by EncodingRunnable's destructor on the encoding thread
// (bug 916128).
mGlobal = nullptr;
mCallback = nullptr;
mEncoderThread->Shutdown();
return rv.ErrorCode();
}
// This is called on main thread.
nsresult ReceiveBlob(already_AddRefed<Blob> aBlob)
{
RefPtr<Blob> blob = aBlob;
ErrorResult rv;
uint64_t size = blob->GetSize(rv);
if (rv.Failed()) {
rv.SuppressException();
} else {
AutoJSAPI jsapi;
if (jsapi.Init(mGlobal)) {
JS_updateMallocCounter(jsapi.cx(), size);
}
}
if (mPromise) {
RefPtr<Blob> newBlob = Blob::Create(mGlobal, blob->Impl());
mPromise->MaybeResolve(newBlob);
}
mGlobal = nullptr;
mPromise = nullptr;
return rv.StealNSResult();
}
