356                 MediaBuffer *transferBuf = nullptr;  in onTransact()  local
363                         transferBuf = buf;  in onTransact()
367                                 (MediaBufferBase **)&transferBuf, false /* nonBlocking */, length);  in onTransact()
369                                 || transferBuf == nullptr  in onTransact()
370                                 || transferBuf->mMemory == nullptr) {  in onTransact()
373                             if (transferBuf != nullptr) {  in onTransact()
374                                 transferBuf->release();  in onTransact()
375                                 transferBuf = nullptr;  in onTransact()
380                             memcpy(transferBuf->data(), (uint8_t*)buf->data() + offset, length);  in onTransact()
388                 if (transferBuf != nullptr) { // Using shared buffers.  in onTransact()
389                     if (!transferBuf->isObserved() && transferBuf != buf) {  in onTransact()
391                         ALOGV("adding shared memory buffer %p to local group", transferBuf);  in onTransact()
392                         mGroup->add_buffer(transferBuf);  in onTransact()
393                         transferBuf->add_ref(); // We have already acquired buffer.  in onTransact()
395                     uint64_t index = mIndexCache.lookup(transferBuf->mMemory);  in onTransact()
397                         index = mIndexCache.insert(transferBuf->mMemory);  in onTransact()
400                         reply->writeStrongBinder(IInterface::asBinder(transferBuf->mMemory));  in onTransact()
402                                 transferBuf, (unsigned long long)index);  in onTransact()
407                                 transferBuf, (unsigned long long)index);  in onTransact()
412                     transferBuf->addRemoteRefcount(1);  in onTransact()
413                     if (transferBuf != buf) {  in onTransact()
414                         transferBuf->release(); // release local ref  in onTransact()