Tuner HAL Filter APIs default implementation
am: 481066c7ce
Change-Id: Ibbd540dbb5baee46360d3fe9469212cfd8f550ba
This commit is contained in:
Amy
android-build-merger
commit
f7b2330d86
5 changed files with 465 additions and 1 deletions
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@ -16,6 +16,8 @@ cc_defaults {
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shared_libs: [
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"android.hardware.tv.tuner@1.0",
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"android.hidl.memory@1.0",
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"libcutils",
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"libfmq",
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"libhidlbase",
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"libhidlmemory",
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"liblog",
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@ -26,12 +26,81 @@ namespace tuner {
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namespace V1_0 {
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namespace implementation {
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#define WAIT_TIMEOUT 3000000000
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const std::vector<uint8_t> fakeDataInputBuffer{
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0x73, 0x63, 0x65, 0x6e, 0x65,
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};
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Demux::Demux(uint32_t demuxId) {
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mDemuxId = demuxId;
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}
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Demux::~Demux() {}
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bool Demux::createAndSaveMQ(uint32_t bufferSize, uint32_t filterId) {
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ALOGV("%s", __FUNCTION__);
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// Create a synchronized FMQ that supports blocking read/write
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std::unique_ptr<FilterMQ> tmpFilterMQ =
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std::unique_ptr<FilterMQ>(new (std::nothrow) FilterMQ(bufferSize, true));
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if (!tmpFilterMQ->isValid()) {
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ALOGW("Failed to create FMQ of filter with id: %d", filterId);
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return false;
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}
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mFilterMQs.resize(filterId + 1);
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mFilterMQs[filterId] = std::move(tmpFilterMQ);
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EventFlag* mFilterEventFlag;
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if (EventFlag::createEventFlag(mFilterMQs[filterId]->getEventFlagWord(), &mFilterEventFlag) !=
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OK) {
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return false;
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}
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mFilterEventFlags.resize(filterId + 1);
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mFilterEventFlags[filterId] = mFilterEventFlag;
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mFilterWriteCount.resize(filterId + 1);
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mFilterWriteCount[filterId] = 0;
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mThreadRunning.resize(filterId + 1);
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return true;
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}
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Return<Result> Demux::setFrontendDataSource(uint32_t frontendId) {
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ALOGV("%s", __FUNCTION__);
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@ -40,11 +109,292 @@ Return<Result> Demux::setFrontendDataSource(uint32_t frontendId) {
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return Result::SUCCESS;
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}
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Return<void> Demux::addFilter(DemuxFilterType type, uint32_t bufferSize,
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const sp<IDemuxCallback>& cb, addFilter_cb _hidl_cb) {
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ALOGV("%s", __FUNCTION__);
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uint32_t filterId = mLastUsedFilterId + 1;
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mLastUsedFilterId += 1;
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if ((type != DemuxFilterType::PCR || type != DemuxFilterType::TS) && cb == nullptr) {
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ALOGW("callback can't be null");
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_hidl_cb(Result::INVALID_ARGUMENT, filterId);
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return Void();
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}
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// Add callback
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mDemuxCallbacks.resize(filterId + 1);
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mDemuxCallbacks[filterId] = cb;
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// Mapping from the filter ID to the filter type
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mFilterTypes.resize(filterId + 1);
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mFilterTypes[filterId] = type;
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if (!createAndSaveMQ(bufferSize, filterId)) {
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_hidl_cb(Result::UNKNOWN_ERROR, -1);
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return Void();
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}
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_hidl_cb(Result::SUCCESS, filterId);
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return Void();
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}
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Return<void> Demux::getFilterQueueDesc(uint32_t filterId, getFilterQueueDesc_cb _hidl_cb) {
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ALOGV("%s", __FUNCTION__);
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if (filterId < 0 || filterId > mLastUsedFilterId) {
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ALOGW("No filter with id: %d exists", filterId);
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_hidl_cb(Result::INVALID_ARGUMENT, FilterMQ::Descriptor());
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return Void();
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}
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_hidl_cb(Result::SUCCESS, *mFilterMQs[filterId]->getDesc());
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return Void();
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}
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Return<Result> Demux::configureFilter(uint32_t /* filterId */,
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const DemuxFilterSettings& /* settings */) {
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ALOGV("%s", __FUNCTION__);
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return Result::SUCCESS;
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}
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Return<Result> Demux::startFilter(uint32_t filterId) {
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ALOGV("%s", __FUNCTION__);
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if (filterId < 0 || filterId > mLastUsedFilterId) {
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ALOGW("No filter with id: %d exists", filterId);
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return Result::INVALID_ARGUMENT;
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}
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DemuxFilterType filterType = mFilterTypes[filterId];
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Result result;
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DemuxFilterEvent event{
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.filterId = filterId,
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.filterType = filterType,
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};
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switch (filterType) {
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case DemuxFilterType::SECTION:
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result = startSectionFilterHandler(event);
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break;
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case DemuxFilterType::PES:
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result = startPesFilterHandler(event);
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break;
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case DemuxFilterType::TS:
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result = startTsFilterHandler();
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return Result::SUCCESS;
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case DemuxFilterType::AUDIO:
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case DemuxFilterType::VIDEO:
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result = startMediaFilterHandler(event);
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break;
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case DemuxFilterType::RECORD:
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result = startRecordFilterHandler(event);
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break;
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case DemuxFilterType::PCR:
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result = startPcrFilterHandler();
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return Result::SUCCESS;
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default:
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return Result::UNKNOWN_ERROR;
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}
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return result;
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}
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Return<Result> Demux::stopFilter(uint32_t /* filterId */) {
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ALOGV("%s", __FUNCTION__);
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return Result::SUCCESS;
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}
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Return<Result> Demux::flushFilter(uint32_t /* filterId */) {
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ALOGV("%s", __FUNCTION__);
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return Result::SUCCESS;
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}
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Return<Result> Demux::removeFilter(uint32_t /* filterId */) {
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ALOGV("%s", __FUNCTION__);
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return Result::SUCCESS;
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}
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Return<void> Demux::getAvSyncHwId(uint32_t /* filterId */, getAvSyncHwId_cb _hidl_cb) {
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ALOGV("%s", __FUNCTION__);
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AvSyncHwId avSyncHwId = 0;
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_hidl_cb(Result::SUCCESS, avSyncHwId);
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return Void();
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}
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Return<void> Demux::getAvSyncTime(AvSyncHwId /* avSyncHwId */, getAvSyncTime_cb _hidl_cb) {
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ALOGV("%s", __FUNCTION__);
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uint64_t avSyncTime = 0;
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_hidl_cb(Result::SUCCESS, avSyncTime);
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return Void();
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}
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Return<Result> Demux::close() {
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ALOGV("%s", __FUNCTION__);
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return Result::SUCCESS;
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;
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}
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bool Demux::writeSectionsAndCreateEvent(DemuxFilterEvent& event, uint32_t sectionNum) {
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event.events.resize(sectionNum);
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for (int i = 0; i < sectionNum; i++) {
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DemuxFilterSectionEvent secEvent;
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secEvent = {
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// temp dump meta data
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.tableId = 0,
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.version = 1,
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.sectionNum = 1,
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.dataLength = 530,
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};
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event.events[i].section(secEvent);
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if (!writeDataToFilterMQ(fakeDataInputBuffer, event.filterId)) {
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return false;
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}
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}
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return true;
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}
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bool Demux::writeDataToFilterMQ(const std::vector<uint8_t>& data, uint32_t filterId) {
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std::lock_guard<std::mutex> lock(mWriteLock);
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if (mFilterMQs[filterId]->write(data.data(), data.size())) {
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return true;
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}
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return false;
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}
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Result Demux::startSectionFilterHandler(DemuxFilterEvent event) {
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struct ThreadArgs* threadArgs = (struct ThreadArgs*)malloc(sizeof(struct ThreadArgs));
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threadArgs->user = this;
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threadArgs->event = &event;
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pthread_create(&mThreadId, NULL, __threadLoop, (void*)threadArgs);
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pthread_setname_np(mThreadId, "demux_filter_waiting_loop");
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return Result::SUCCESS;
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}
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Result Demux::startPesFilterHandler(DemuxFilterEvent& event) {
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// TODO generate multiple events in one event callback
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DemuxFilterPesEvent pesEvent;
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pesEvent = {
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// temp dump meta data
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.streamId = 0,
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.dataLength = 530,
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};
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event.events.resize(1);
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event.events[0].pes(pesEvent);
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/*pthread_create(&mThreadId, NULL, __threadLoop, this);
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pthread_setname_np(mThreadId, "demux_section_filter_waiting_loop");*/
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if (!writeDataToFilterMQ(fakeDataInputBuffer, event.filterId)) {
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return Result::INVALID_STATE;
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}
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if (mDemuxCallbacks[event.filterId] == nullptr) {
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return Result::NOT_INITIALIZED;
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}
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mDemuxCallbacks[event.filterId]->onFilterEvent(event);
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return Result::SUCCESS;
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}
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Result Demux::startTsFilterHandler() {
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// TODO handle starting TS filter
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return Result::SUCCESS;
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}
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Result Demux::startMediaFilterHandler(DemuxFilterEvent& event) {
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DemuxFilterMediaEvent mediaEvent;
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mediaEvent = {
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// temp dump meta data
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.pts = 0,
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.dataLength = 530,
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.secureMemory = nullptr,
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};
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event.events.resize(1);
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event.events[0].media() = mediaEvent;
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// TODO handle write FQM for media stream
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return Result::SUCCESS;
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}
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Result Demux::startRecordFilterHandler(DemuxFilterEvent& event) {
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DemuxFilterRecordEvent recordEvent;
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recordEvent = {
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// temp dump meta data
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.tpid = 0,
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.packetNum = 0,
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};
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recordEvent.indexMask.tsIndexMask() = 0x01;
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event.events.resize(1);
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event.events[0].ts() = recordEvent;
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return Result::SUCCESS;
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}
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Result Demux::startPcrFilterHandler() {
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// TODO handle starting PCR filter
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return Result::SUCCESS;
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}
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void* Demux::__threadLoop(void* threadArg) {
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Demux* const self = static_cast<Demux*>(((struct ThreadArgs*)threadArg)->user);
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self->filterThreadLoop(((struct ThreadArgs*)threadArg)->event);
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return 0;
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}
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void Demux::filterThreadLoop(DemuxFilterEvent* event) {
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uint32_t filterId = event->filterId;
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ALOGD("[Demux] filter %d threadLoop start.", filterId);
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mThreadRunning[filterId] = true;
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while (mThreadRunning[filterId]) {
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uint32_t efState = 0;
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// We do not wait for the last round of writen data to be read to finish the thread
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// because the VTS can verify the reading itself.
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for (int i = 0; i < SECTION_WRITE_COUNT; i++) {
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DemuxFilterEvent filterEvent{
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.filterId = filterId,
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.filterType = event->filterType,
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};
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if (!writeSectionsAndCreateEvent(filterEvent, 2)) {
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ALOGD("[Demux] filter %d fails to write into FMQ. Ending thread", filterId);
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break;
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}
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mFilterWriteCount[filterId]++;
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if (mDemuxCallbacks[filterId] == nullptr) {
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ALOGD("[Demux] filter %d does not hava callback. Ending thread", filterId);
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break;
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}
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// After successfully write, send a callback and wait for the read to be done
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mDemuxCallbacks[filterId]->onFilterEvent(filterEvent);
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// We do not wait for the last read to be done
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// VTS can verify the read result itself.
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if (i == SECTION_WRITE_COUNT - 1) {
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ALOGD("[Demux] filter %d writing done. Ending thread", filterId);
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break;
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}
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while (mThreadRunning[filterId]) {
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status_t status = mFilterEventFlags[filterId]->wait(
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static_cast<uint32_t>(DemuxQueueNotifyBits::DATA_CONSUMED), &efState,
|
||||
WAIT_TIMEOUT, true /* retry on spurious wake */);
|
||||
if (status != OK) {
|
||||
ALOGD("[Demux] wait for data consumed");
|
||||
continue;
|
||||
}
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
mFilterWriteCount[filterId] = 0;
|
||||
mThreadRunning[filterId] = false;
|
||||
}
|
||||
|
||||
ALOGD("[Demux] filter thread ended.");
|
||||
}
|
||||
|
||||
} // namespace implementation
|
||||
|
|
|
|||
|
|
@ -18,6 +18,7 @@
|
|||
#define ANDROID_HARDWARE_TV_TUNER_V1_0_DEMUX_H_
|
||||
|
||||
#include <android/hardware/tv/tuner/1.0/IDemux.h>
|
||||
#include <fmq/MessageQueue.h>
|
||||
|
||||
using namespace std;
|
||||
|
||||
|
|
@ -28,9 +29,16 @@ namespace tuner {
|
|||
namespace V1_0 {
|
||||
namespace implementation {
|
||||
|
||||
using ::android::hardware::EventFlag;
|
||||
using ::android::hardware::kSynchronizedReadWrite;
|
||||
using ::android::hardware::MessageQueue;
|
||||
using ::android::hardware::MQDescriptorSync;
|
||||
using ::android::hardware::tv::tuner::V1_0::IDemux;
|
||||
using ::android::hardware::tv::tuner::V1_0::IDemuxCallback;
|
||||
using ::android::hardware::tv::tuner::V1_0::Result;
|
||||
|
||||
using FilterMQ = MessageQueue<uint8_t, kSynchronizedReadWrite>;
|
||||
|
||||
class Demux : public IDemux {
|
||||
public:
|
||||
Demux(uint32_t demuxId);
|
||||
|
|
@ -39,10 +47,90 @@ class Demux : public IDemux {
|
|||
|
||||
virtual Return<Result> close() override;
|
||||
|
||||
virtual Return<void> addFilter(DemuxFilterType type, uint32_t bufferSize,
|
||||
const sp<IDemuxCallback>& cb, addFilter_cb _hidl_cb) override;
|
||||
|
||||
virtual Return<void> getFilterQueueDesc(uint32_t filterId,
|
||||
getFilterQueueDesc_cb _hidl_cb) override;
|
||||
|
||||
virtual Return<Result> configureFilter(uint32_t filterId,
|
||||
const DemuxFilterSettings& settings) override;
|
||||
|
||||
virtual Return<Result> startFilter(uint32_t filterId) override;
|
||||
|
||||
virtual Return<Result> stopFilter(uint32_t filterId) override;
|
||||
|
||||
virtual Return<Result> flushFilter(uint32_t filterId) override;
|
||||
|
||||
virtual Return<Result> removeFilter(uint32_t filterId) override;
|
||||
|
||||
virtual Return<void> getAvSyncHwId(uint32_t filterId, getAvSyncHwId_cb _hidl_cb) override;
|
||||
|
||||
virtual Return<void> getAvSyncTime(AvSyncHwId avSyncHwId, getAvSyncTime_cb _hidl_cb) override;
|
||||
|
||||
private:
|
||||
virtual ~Demux();
|
||||
/**
|
||||
* To create a FilterMQ with the the next available Filter ID.
|
||||
* Creating Event Flag at the same time.
|
||||
* Add the successfully created/saved FilterMQ into the local list.
|
||||
*
|
||||
* Return false is any of the above processes fails.
|
||||
*/
|
||||
bool createAndSaveMQ(uint32_t bufferSize, uint32_t filterId);
|
||||
void deleteEventFlag();
|
||||
bool writeDataToFilterMQ(const std::vector<uint8_t>& data, uint32_t filterId);
|
||||
Result startSectionFilterHandler(DemuxFilterEvent event);
|
||||
Result startPesFilterHandler(DemuxFilterEvent& event);
|
||||
Result startTsFilterHandler();
|
||||
Result startMediaFilterHandler(DemuxFilterEvent& event);
|
||||
Result startRecordFilterHandler(DemuxFilterEvent& event);
|
||||
Result startPcrFilterHandler();
|
||||
bool writeSectionsAndCreateEvent(DemuxFilterEvent& event, uint32_t sectionNum);
|
||||
void filterThreadLoop(DemuxFilterEvent* event);
|
||||
static void* __threadLoop(void* data);
|
||||
|
||||
uint32_t mDemuxId;
|
||||
uint32_t mSourceFrontendId;
|
||||
/**
|
||||
* Record the last used filer id. Initial value is -1.
|
||||
* Filter Id starts with 0.
|
||||
*/
|
||||
uint32_t mLastUsedFilterId = -1;
|
||||
/**
|
||||
* A list of created FilterMQ ptrs.
|
||||
* The array number is the filter ID.
|
||||
*/
|
||||
vector<unique_ptr<FilterMQ>> mFilterMQs;
|
||||
vector<DemuxFilterType> mFilterTypes;
|
||||
vector<EventFlag*> mFilterEventFlags;
|
||||
/**
|
||||
* Demux callbacks used on filter events or IO buffer status
|
||||
*/
|
||||
vector<sp<IDemuxCallback>> mDemuxCallbacks;
|
||||
/**
|
||||
* How many times a specific filter has written since started
|
||||
*/
|
||||
vector<uint16_t> mFilterWriteCount;
|
||||
pthread_t mThreadId = 0;
|
||||
/**
|
||||
* If a specific filter's writing loop is still running
|
||||
*/
|
||||
vector<bool> mThreadRunning;
|
||||
/**
|
||||
* Lock to protect writes to the FMQs
|
||||
*/
|
||||
std::mutex mWriteLock;
|
||||
/**
|
||||
* How many times a filter should write
|
||||
* TODO make this dynamic/random/can take as a parameter
|
||||
*/
|
||||
const uint16_t SECTION_WRITE_COUNT = 10;
|
||||
// A struct that passes the arguments to a newly created filter thread
|
||||
struct ThreadArgs {
|
||||
Demux* user;
|
||||
DemuxFilterEvent* event;
|
||||
};
|
||||
};
|
||||
|
||||
} // namespace implementation
|
||||
|
|
|
|||
|
|
@ -44,6 +44,24 @@ Return<Result> Descrambler::setDemuxSource(uint32_t demuxId) {
|
|||
return Result::SUCCESS;
|
||||
}
|
||||
|
||||
Return<Result> Descrambler::setKeyToken(const hidl_vec<uint8_t>& /* keyToken */) {
|
||||
ALOGV("%s", __FUNCTION__);
|
||||
|
||||
return Result::SUCCESS;
|
||||
}
|
||||
|
||||
Return<Result> Descrambler::addPid(uint16_t /* pid */) {
|
||||
ALOGV("%s", __FUNCTION__);
|
||||
|
||||
return Result::SUCCESS;
|
||||
}
|
||||
|
||||
Return<Result> Descrambler::removePid(uint16_t /* pid */) {
|
||||
ALOGV("%s", __FUNCTION__);
|
||||
|
||||
return Result::SUCCESS;
|
||||
}
|
||||
|
||||
Return<Result> Descrambler::close() {
|
||||
ALOGV("%s", __FUNCTION__);
|
||||
mDemuxSet = false;
|
||||
|
|
|
|||
|
|
@ -38,6 +38,12 @@ class Descrambler : public IDescrambler {
|
|||
|
||||
virtual Return<Result> setDemuxSource(uint32_t demuxId) override;
|
||||
|
||||
virtual Return<Result> setKeyToken(const hidl_vec<uint8_t>& keyToken) override;
|
||||
|
||||
virtual Return<Result> addPid(uint16_t pid) override;
|
||||
|
||||
virtual Return<Result> removePid(uint16_t pid) override;
|
||||
|
||||
virtual Return<Result> close() override;
|
||||
|
||||
private:
|
||||
|
|
|
|||
Loading…
Reference in a new issue