void GPUHardware::binderDied(const wp<IBinder>& who) { Mutex::Autolock _l(mLock); pid_t pid = mRegisteredClients.valueFor(who); if (pid != 0) { ssize_t index = mClients.indexOfKey(pid); if (index >= 0) { //LOGD("*** removing client at %d", index); Client& client(mClients.editValueAt(index)); client.revokeAllHeaps(); // not really needed in theory mClients.removeItemsAt(index); if (mClients.size() == 0) { //LOGD("*** was last client closing everything"); mCallback.clear(); mAllocator.clear(); mCurrentAllocator.clear(); mSMIHeap.clear(); mREGHeap.clear(); // NOTE: we cannot clear the EBI heap because surfaceflinger // itself may be using it, since this is where surfaces // are allocated. if we're in the middle of compositing // a surface (even if its process just died), we cannot // rip the heap under our feet. mOwner = NO_OWNER; } } } }
status_t NativeInputEventSender::receiveFinishedSignals(JNIEnv* env) { if (kDebugDispatchCycle) { ALOGD("channel '%s' ~ Receiving finished signals.", getInputChannelName()); } ScopedLocalRef<jobject> senderObj(env, NULL); bool skipCallbacks = false; for (;;) { uint32_t publishedSeq; bool handled; status_t status = mInputPublisher.receiveFinishedSignal(&publishedSeq, &handled); if (status) { if (status == WOULD_BLOCK) { return OK; } ALOGE("channel '%s' ~ Failed to consume finished signals. status=%d", getInputChannelName(), status); return status; } ssize_t index = mPublishedSeqMap.indexOfKey(publishedSeq); if (index >= 0) { uint32_t seq = mPublishedSeqMap.valueAt(index); mPublishedSeqMap.removeItemsAt(index); if (kDebugDispatchCycle) { ALOGD("channel '%s' ~ Received finished signal, seq=%u, handled=%s, " "pendingEvents=%zu.", getInputChannelName(), seq, handled ? "true" : "false", mPublishedSeqMap.size()); } if (!skipCallbacks) { if (!senderObj.get()) { senderObj.reset(jniGetReferent(env, mSenderWeakGlobal)); if (!senderObj.get()) { ALOGW("channel '%s' ~ Sender object was finalized " "without being disposed.", getInputChannelName()); return DEAD_OBJECT; } } env->CallVoidMethod(senderObj.get(), gInputEventSenderClassInfo.dispatchInputEventFinished, jint(seq), jboolean(handled)); if (env->ExceptionCheck()) { ALOGE("Exception dispatching finished signal."); skipCallbacks = true; } } } } }
status_t MPEG2TSExtractor::feedMore() { Mutex::Autolock autoLock(mLock); uint8_t packet[kTSPacketSize]; ssize_t n = mDataSource->readAt(mOffset, packet, kTSPacketSize); if (n < (ssize_t)kTSPacketSize) { if (n >= 0) { mParser->signalEOS(ERROR_END_OF_STREAM); } return (n < 0) ? (status_t)n : ERROR_END_OF_STREAM; } ATSParser::SyncEvent event(mOffset); mOffset += n; status_t err = mParser->feedTSPacket(packet, kTSPacketSize, &event); if (event.isInit()) { for (size_t i = 0; i < mSourceImpls.size(); ++i) { if (mSourceImpls[i].get() == event.getMediaSource().get()) { KeyedVector<int64_t, off64_t> *syncPoints = &mSyncPoints.editItemAt(i); syncPoints->add(event.getTimeUs(), event.getOffset()); // We're keeping the size of the sync points at most 5mb per a track. size_t size = syncPoints->size(); if (size >= 327680) { int64_t firstTimeUs = syncPoints->keyAt(0); int64_t lastTimeUs = syncPoints->keyAt(size - 1); if (event.getTimeUs() - firstTimeUs > lastTimeUs - event.getTimeUs()) { syncPoints->removeItemsAt(0, 4096); } else { syncPoints->removeItemsAt(size - 4096, 4096); } } break; } } } return err; }
void HeapCache::free_heap(const wp<IBinder>& binder) { sp<IMemoryHeap> rel; { Mutex::Autolock _l(mHeapCacheLock); ssize_t i = mHeapCache.indexOfKey(binder); if (i>=0) { heap_info_t& info(mHeapCache.editValueAt(i)); int32_t c = android_atomic_dec(&info.count); if (c == 1) { ALOGD_IF(VERBOSE, "removing binder=%p, heap=%p, size=%d, fd=%d, count=%d", binder.unsafe_get(), info.heap.get(), static_cast<BpMemoryHeap*>(info.heap.get())->mSize, static_cast<BpMemoryHeap*>(info.heap.get())->mHeapId, info.count); rel = mHeapCache.valueAt(i).heap; mHeapCache.removeItemsAt(i); } } else { ALOGE("free_heap binder=%p not found!!!", binder.unsafe_get()); } } }
bool isWVM(const char* url, const KeyedVector<String8, String8> *headers) { sp<DataSource> dataSource; String8 mUri; KeyedVector<String8, String8> mUriHeaders; sp<HTTPBase> mConnectingDataSource; sp<NuCachedSource2> mCachedSource; uint32_t mFlags; mUri = url; void *VendorLibHandle = NULL; if (VendorLibHandle == NULL) { VendorLibHandle = dlopen("libwvm.so", RTLD_NOW); } if (!VendorLibHandle) { return false; } if (headers) { mUriHeaders = *headers; ssize_t index = mUriHeaders.indexOfKey(String8("x-hide-urls-from-log")); if (index >= 0) { // Browser is in "incognito" mode, suppress logging URLs. // This isn't something that should be passed to the server. mUriHeaders.removeItemsAt(index); mFlags |= INCOGNITO; } } if (!strncasecmp("http://", mUri.string(), 7) || !strncasecmp("https://", mUri.string(), 8)) { mConnectingDataSource = HTTPBase::Create( (mFlags & INCOGNITO) ? HTTPBase::kFlagIncognito : 0); String8 cacheConfig; bool disconnectAtHighwatermark; NuCachedSource2::RemoveCacheSpecificHeaders( &mUriHeaders, &cacheConfig, &disconnectAtHighwatermark); status_t err = mConnectingDataSource->connect(mUri, &mUriHeaders); if (err != OK) { mConnectingDataSource.clear(); ALOGI("mConnectingDataSource->connect() returned %d", err); return false; } // The widevine extractor does its own caching. mCachedSource = new NuCachedSource2( mConnectingDataSource, cacheConfig.isEmpty() ? NULL : cacheConfig.string(), disconnectAtHighwatermark); dataSource = mCachedSource; mConnectingDataSource.clear(); // Removed prefill as we can't abort it. // // We're going to prefill the cache before trying to instantiate // the extractor below, as the latter is an operation that otherwise // could block on the datasource for a significant amount of time. // During that time we'd be unable to abort the preparation phase // without this prefill. } else { dataSource = DataSource::CreateFromURI(mUri.string(), &mUriHeaders); } if (dataSource == NULL) { return false; } typedef WVMLoadableExtractor *(*SnifferFunc)(const sp<DataSource>&); SnifferFunc snifferFunc = (SnifferFunc) dlsym(VendorLibHandle, "_ZN7android15IsWidevineMediaERKNS_2spINS_10DataSourceEEE"); if (snifferFunc) { if ((*snifferFunc)(dataSource)) { return true; } } return false; }