| /* |
| * Copyright 2021 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| //#define LOG_NDEBUG 0 |
| #define LOG_TAG "android.hardware.tv.tuner-service.example-Tuner" |
| |
| #include <aidl/android/hardware/tv/tuner/Result.h> |
| #include <utils/Log.h> |
| |
| #include "Demux.h" |
| #include "Descrambler.h" |
| #include "Frontend.h" |
| #include "Lnb.h" |
| #include "Tuner.h" |
| |
| namespace aidl { |
| namespace android { |
| namespace hardware { |
| namespace tv { |
| namespace tuner { |
| |
| Tuner::Tuner() {} |
| |
| void Tuner::init() { |
| // Static Frontends array to maintain local frontends information |
| // Array index matches their FrontendId in the default impl |
| mFrontendSize = 10; |
| mFrontends[0] = ndk::SharedRefBase::make<Frontend>(FrontendType::ISDBS, 0, this->ref<Tuner>()); |
| mFrontends[1] = ndk::SharedRefBase::make<Frontend>(FrontendType::ATSC3, 1, this->ref<Tuner>()); |
| mFrontends[2] = ndk::SharedRefBase::make<Frontend>(FrontendType::DVBC, 2, this->ref<Tuner>()); |
| mFrontends[3] = ndk::SharedRefBase::make<Frontend>(FrontendType::DVBS, 3, this->ref<Tuner>()); |
| mFrontends[4] = ndk::SharedRefBase::make<Frontend>(FrontendType::DVBT, 4, this->ref<Tuner>()); |
| mFrontends[5] = ndk::SharedRefBase::make<Frontend>(FrontendType::ISDBT, 5, this->ref<Tuner>()); |
| mFrontends[6] = ndk::SharedRefBase::make<Frontend>(FrontendType::ANALOG, 6, this->ref<Tuner>()); |
| mFrontends[7] = ndk::SharedRefBase::make<Frontend>(FrontendType::ATSC, 7, this->ref<Tuner>()); |
| mFrontends[8] = ndk::SharedRefBase::make<Frontend>(FrontendType::ISDBS3, 8, this->ref<Tuner>()); |
| mFrontends[9] = ndk::SharedRefBase::make<Frontend>(FrontendType::DTMB, 9, this->ref<Tuner>()); |
| |
| vector<FrontendStatusType> statusCaps; |
| |
| FrontendCapabilities capsIsdbs; |
| capsIsdbs.set<FrontendCapabilities::Tag::isdbsCaps>(FrontendIsdbsCapabilities()); |
| mFrontendCaps[0] = capsIsdbs; |
| statusCaps = { |
| FrontendStatusType::DEMOD_LOCK, FrontendStatusType::SNR, |
| FrontendStatusType::FEC, FrontendStatusType::MODULATION, |
| FrontendStatusType::MODULATIONS, FrontendStatusType::ROLL_OFF, |
| }; |
| mFrontendStatusCaps[0] = statusCaps; |
| |
| FrontendCapabilities capsAtsc3; |
| capsAtsc3.set<FrontendCapabilities::Tag::atsc3Caps>(FrontendAtsc3Capabilities()); |
| mFrontendCaps[1] = capsAtsc3; |
| statusCaps = { |
| FrontendStatusType::BER, |
| FrontendStatusType::PER, |
| FrontendStatusType::ATSC3_PLP_INFO, |
| FrontendStatusType::MODULATIONS, |
| FrontendStatusType::BERS, |
| FrontendStatusType::INTERLEAVINGS, |
| FrontendStatusType::BANDWIDTH, |
| }; |
| mFrontendStatusCaps[1] = statusCaps; |
| |
| FrontendCapabilities capsDvbc; |
| capsDvbc.set<FrontendCapabilities::Tag::dvbcCaps>(FrontendDvbcCapabilities()); |
| mFrontendCaps[2] = capsDvbc; |
| statusCaps = { |
| FrontendStatusType::PRE_BER, FrontendStatusType::SIGNAL_QUALITY, |
| FrontendStatusType::MODULATION, FrontendStatusType::SPECTRAL, |
| FrontendStatusType::MODULATIONS, FrontendStatusType::CODERATES, |
| FrontendStatusType::INTERLEAVINGS, FrontendStatusType::BANDWIDTH, |
| }; |
| mFrontendStatusCaps[2] = statusCaps; |
| |
| FrontendCapabilities capsDvbs; |
| capsDvbs.set<FrontendCapabilities::Tag::dvbsCaps>(FrontendDvbsCapabilities()); |
| mFrontendCaps[3] = capsDvbs; |
| statusCaps = { |
| FrontendStatusType::SIGNAL_STRENGTH, FrontendStatusType::SYMBOL_RATE, |
| FrontendStatusType::MODULATION, FrontendStatusType::MODULATIONS, |
| FrontendStatusType::ROLL_OFF, FrontendStatusType::IS_MISO, |
| }; |
| mFrontendStatusCaps[3] = statusCaps; |
| |
| FrontendCapabilities capsDvbt; |
| capsDvbt.set<FrontendCapabilities::Tag::dvbtCaps>(FrontendDvbtCapabilities()); |
| mFrontendCaps[4] = capsDvbt; |
| statusCaps = { |
| FrontendStatusType::EWBS, |
| FrontendStatusType::PLP_ID, |
| FrontendStatusType::HIERARCHY, |
| FrontendStatusType::MODULATIONS, |
| FrontendStatusType::BANDWIDTH, |
| FrontendStatusType::GUARD_INTERVAL, |
| FrontendStatusType::TRANSMISSION_MODE, |
| FrontendStatusType::T2_SYSTEM_ID, |
| }; |
| mFrontendStatusCaps[4] = statusCaps; |
| |
| FrontendCapabilities capsIsdbt; |
| FrontendIsdbtCapabilities isdbtCaps{ |
| .modeCap = (int)FrontendIsdbtMode::MODE_1 | (int)FrontendIsdbtMode::MODE_2, |
| .bandwidthCap = (int)FrontendIsdbtBandwidth::BANDWIDTH_6MHZ, |
| .modulationCap = (int)FrontendIsdbtModulation::MOD_16QAM, |
| .coderateCap = (int)FrontendIsdbtCoderate::CODERATE_4_5 | |
| (int)FrontendIsdbtCoderate::CODERATE_6_7, |
| .guardIntervalCap = (int)FrontendIsdbtGuardInterval::INTERVAL_1_128, |
| .timeInterleaveCap = (int)FrontendIsdbtTimeInterleaveMode::AUTO | |
| (int)FrontendIsdbtTimeInterleaveMode::INTERLEAVE_1_0, |
| .isSegmentAuto = true, |
| .isFullSegment = true, |
| }; |
| capsIsdbt.set<FrontendCapabilities::Tag::isdbtCaps>(isdbtCaps); |
| mFrontendCaps[5] = capsIsdbt; |
| statusCaps = { |
| FrontendStatusType::AGC, |
| FrontendStatusType::LNA, |
| FrontendStatusType::MODULATION, |
| FrontendStatusType::MODULATIONS, |
| FrontendStatusType::BANDWIDTH, |
| FrontendStatusType::GUARD_INTERVAL, |
| FrontendStatusType::TRANSMISSION_MODE, |
| FrontendStatusType::ISDBT_SEGMENTS, |
| FrontendStatusType::ISDBT_MODE, |
| FrontendStatusType::ISDBT_PARTIAL_RECEPTION_FLAG, |
| FrontendStatusType::INTERLEAVINGS, |
| }; |
| mFrontendStatusCaps[5] = statusCaps; |
| |
| FrontendCapabilities capsAnalog; |
| capsAnalog.set<FrontendCapabilities::Tag::analogCaps>(FrontendAnalogCapabilities()); |
| mFrontendCaps[6] = capsAnalog; |
| statusCaps = { |
| FrontendStatusType::LAYER_ERROR, |
| FrontendStatusType::MER, |
| FrontendStatusType::UEC, |
| FrontendStatusType::TS_DATA_RATES, |
| }; |
| mFrontendStatusCaps[6] = statusCaps; |
| |
| FrontendCapabilities capsAtsc; |
| capsAtsc.set<FrontendCapabilities::Tag::atscCaps>(FrontendAtscCapabilities()); |
| mFrontendCaps[7] = capsAtsc; |
| statusCaps = { |
| FrontendStatusType::FREQ_OFFSET, |
| FrontendStatusType::RF_LOCK, |
| FrontendStatusType::MODULATIONS, |
| FrontendStatusType::IS_LINEAR, |
| }; |
| mFrontendStatusCaps[7] = statusCaps; |
| |
| FrontendCapabilities capsIsdbs3; |
| capsIsdbs3.set<FrontendCapabilities::Tag::isdbs3Caps>(FrontendIsdbs3Capabilities()); |
| mFrontendCaps[8] = capsIsdbs3; |
| statusCaps = { |
| FrontendStatusType::DEMOD_LOCK, FrontendStatusType::MODULATION, |
| FrontendStatusType::MODULATIONS, FrontendStatusType::ROLL_OFF, |
| FrontendStatusType::IS_SHORT_FRAMES, |
| }; |
| mFrontendStatusCaps[8] = statusCaps; |
| |
| FrontendCapabilities capsDtmb; |
| capsDtmb.set<FrontendCapabilities::Tag::dtmbCaps>(FrontendDtmbCapabilities()); |
| mFrontendCaps[9] = capsDtmb; |
| statusCaps = { |
| FrontendStatusType::MODULATIONS, FrontendStatusType::INTERLEAVINGS, |
| FrontendStatusType::BANDWIDTH, FrontendStatusType::GUARD_INTERVAL, |
| FrontendStatusType::TRANSMISSION_MODE, |
| }; |
| mFrontendStatusCaps[9] = statusCaps; |
| |
| mLnbs.resize(2); |
| mLnbs[0] = ndk::SharedRefBase::make<Lnb>(0); |
| mLnbs[1] = ndk::SharedRefBase::make<Lnb>(1); |
| } |
| |
| Tuner::~Tuner() {} |
| |
| ::ndk::ScopedAStatus Tuner::getFrontendIds(std::vector<int32_t>* _aidl_return) { |
| ALOGV("%s", __FUNCTION__); |
| |
| _aidl_return->resize(mFrontendSize); |
| for (int i = 0; i < mFrontendSize; i++) { |
| (*_aidl_return)[i] = mFrontends[i]->getFrontendId(); |
| } |
| |
| return ::ndk::ScopedAStatus::ok(); |
| } |
| |
| ::ndk::ScopedAStatus Tuner::openFrontendById(int32_t in_frontendId, |
| std::shared_ptr<IFrontend>* _aidl_return) { |
| ALOGV("%s", __FUNCTION__); |
| |
| if (in_frontendId >= mFrontendSize || in_frontendId < 0) { |
| ALOGW("[ WARN ] Frontend with id %d isn't available", in_frontendId); |
| *_aidl_return = nullptr; |
| return ::ndk::ScopedAStatus::fromServiceSpecificError( |
| static_cast<int32_t>(Result::INVALID_ARGUMENT)); |
| } |
| |
| *_aidl_return = mFrontends[in_frontendId]; |
| return ::ndk::ScopedAStatus::ok(); |
| } |
| |
| ::ndk::ScopedAStatus Tuner::openDemux(std::vector<int32_t>* out_demuxId, |
| std::shared_ptr<IDemux>* _aidl_return) { |
| ALOGV("%s", __FUNCTION__); |
| |
| mLastUsedId += 1; |
| mDemuxes[mLastUsedId] = ndk::SharedRefBase::make<Demux>(mLastUsedId, this->ref<Tuner>()); |
| |
| out_demuxId->push_back(mLastUsedId); |
| *_aidl_return = mDemuxes[mLastUsedId]; |
| |
| return ::ndk::ScopedAStatus::ok(); |
| } |
| |
| ::ndk::ScopedAStatus Tuner::getDemuxCaps(DemuxCapabilities* _aidl_return) { |
| ALOGV("%s", __FUNCTION__); |
| |
| // IP filter can be an MMTP filter's data source. |
| _aidl_return->linkCaps = {0x00, 0x00, 0x02, 0x00, 0x00}; |
| // Support time filter testing |
| _aidl_return->bTimeFilter = true; |
| |
| return ::ndk::ScopedAStatus::ok(); |
| } |
| |
| ::ndk::ScopedAStatus Tuner::openDescrambler(std::shared_ptr<IDescrambler>* _aidl_return) { |
| ALOGV("%s", __FUNCTION__); |
| |
| *_aidl_return = ndk::SharedRefBase::make<Descrambler>(); |
| |
| return ndk::ScopedAStatus::ok(); |
| } |
| |
| ::ndk::ScopedAStatus Tuner::getFrontendInfo(int32_t in_frontendId, FrontendInfo* _aidl_return) { |
| ALOGV("%s", __FUNCTION__); |
| |
| if (in_frontendId >= mFrontendSize) { |
| return ::ndk::ScopedAStatus::fromServiceSpecificError( |
| static_cast<int32_t>(Result::INVALID_ARGUMENT)); |
| } |
| |
| // assign randomly selected values for testing. |
| *_aidl_return = { |
| .type = mFrontends[in_frontendId]->getFrontendType(), |
| .minFrequency = 139000000, |
| .maxFrequency = 1139000000, |
| .minSymbolRate = 45, |
| .maxSymbolRate = 1145, |
| .acquireRange = 30, |
| .exclusiveGroupId = 57, |
| .statusCaps = mFrontendStatusCaps[in_frontendId], |
| .frontendCaps = mFrontendCaps[in_frontendId], |
| }; |
| |
| return ::ndk::ScopedAStatus::ok(); |
| } |
| |
| ::ndk::ScopedAStatus Tuner::getLnbIds(std::vector<int32_t>* _aidl_return) { |
| ALOGV("%s", __FUNCTION__); |
| |
| _aidl_return->resize(mLnbs.size()); |
| for (int i = 0; i < mLnbs.size(); i++) { |
| (*_aidl_return)[i] = mLnbs[i]->getId(); |
| } |
| |
| return ::ndk::ScopedAStatus::ok(); |
| } |
| |
| ::ndk::ScopedAStatus Tuner::openLnbById(int32_t in_lnbId, std::shared_ptr<ILnb>* _aidl_return) { |
| ALOGV("%s", __FUNCTION__); |
| |
| if (in_lnbId >= mLnbs.size()) { |
| *_aidl_return = nullptr; |
| return ::ndk::ScopedAStatus::fromServiceSpecificError( |
| static_cast<int32_t>(Result::INVALID_ARGUMENT)); |
| } |
| |
| *_aidl_return = mLnbs[in_lnbId]; |
| return ::ndk::ScopedAStatus::ok(); |
| } |
| |
| std::shared_ptr<Frontend> Tuner::getFrontendById(int32_t frontendId) { |
| ALOGV("%s", __FUNCTION__); |
| |
| return mFrontends[frontendId]; |
| } |
| |
| ::ndk::ScopedAStatus Tuner::openLnbByName(const std::string& /* in_lnbName */, |
| std::vector<int32_t>* out_lnbId, |
| std::shared_ptr<ILnb>* _aidl_return) { |
| ALOGV("%s", __FUNCTION__); |
| |
| out_lnbId->push_back(1234); |
| *_aidl_return = ndk::SharedRefBase::make<Lnb>(); |
| |
| return ::ndk::ScopedAStatus::ok(); |
| } |
| |
| void Tuner::setFrontendAsDemuxSource(int32_t frontendId, int32_t demuxId) { |
| mFrontendToDemux[frontendId] = demuxId; |
| if (mFrontends[frontendId] != nullptr && mFrontends[frontendId]->isLocked()) { |
| mDemuxes[demuxId]->startFrontendInputLoop(); |
| } |
| } |
| |
| void Tuner::removeDemux(int32_t demuxId) { |
| map<int32_t, int32_t>::iterator it; |
| for (it = mFrontendToDemux.begin(); it != mFrontendToDemux.end(); it++) { |
| if (it->second == demuxId) { |
| it = mFrontendToDemux.erase(it); |
| break; |
| } |
| } |
| mDemuxes.erase(demuxId); |
| } |
| |
| void Tuner::removeFrontend(int32_t frontendId) { |
| mFrontendToDemux.erase(frontendId); |
| } |
| |
| void Tuner::frontendStopTune(int32_t frontendId) { |
| map<int32_t, int32_t>::iterator it = mFrontendToDemux.find(frontendId); |
| int32_t demuxId; |
| if (it != mFrontendToDemux.end()) { |
| demuxId = it->second; |
| mDemuxes[demuxId]->stopFrontendInput(); |
| } |
| } |
| |
| void Tuner::frontendStartTune(int32_t frontendId) { |
| map<int32_t, int32_t>::iterator it = mFrontendToDemux.find(frontendId); |
| int32_t demuxId; |
| if (it != mFrontendToDemux.end()) { |
| demuxId = it->second; |
| mDemuxes[demuxId]->startFrontendInputLoop(); |
| } |
| } |
| |
| } // namespace tuner |
| } // namespace tv |
| } // namespace hardware |
| } // namespace android |
| } // namespace aidl |
