150 lines
4.4 KiB
C++
150 lines
4.4 KiB
C++
/*
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* Copyright 2021 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef _ANDROID_MEDIA_TV_FRONTEND_CLIENT_H_
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#define _ANDROID_MEDIA_TV_FRONTEND_CLIENT_H_
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#include <aidl/android/hardware/tv/tuner/DemuxFilterSettings.h>
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#include <aidl/android/hardware/tv/tuner/FrontendType.h>
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#include <aidl/android/hardware/tv/tuner/Result.h>
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#include <aidl/android/media/tv/tuner/BnTunerFrontendCallback.h>
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#include <aidl/android/media/tv/tuner/ITunerFrontend.h>
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#include <utils/RefBase.h>
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#include "ClientHelper.h"
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#include "FrontendClientCallback.h"
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#include "LnbClient.h"
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using Status = ::ndk::ScopedAStatus;
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using ::aidl::android::hardware::tv::tuner::FrontendEventType;
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using ::aidl::android::hardware::tv::tuner::FrontendScanMessage;
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using ::aidl::android::hardware::tv::tuner::FrontendScanMessageType;
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using ::aidl::android::hardware::tv::tuner::FrontendScanType;
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using ::aidl::android::hardware::tv::tuner::FrontendSettings;
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using ::aidl::android::hardware::tv::tuner::FrontendStatus;
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using ::aidl::android::hardware::tv::tuner::FrontendStatusReadiness;
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using ::aidl::android::hardware::tv::tuner::FrontendStatusType;
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using ::aidl::android::hardware::tv::tuner::FrontendType;
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using ::aidl::android::hardware::tv::tuner::Result;
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using ::aidl::android::media::tv::tuner::BnTunerFrontendCallback;
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using ::aidl::android::media::tv::tuner::ITunerFrontend;
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using namespace std;
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namespace android {
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class TunerFrontendCallback : public BnTunerFrontendCallback {
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public:
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TunerFrontendCallback(sp<FrontendClientCallback> frontendClientCallback);
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Status onEvent(FrontendEventType frontendEventType);
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Status onScanMessage(FrontendScanMessageType messageType, const FrontendScanMessage& message);
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private:
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sp<FrontendClientCallback> mFrontendClientCallback;
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};
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struct FrontendClient : public RefBase {
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public:
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FrontendClient(shared_ptr<ITunerFrontend> tunerFrontend, FrontendType type);
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~FrontendClient();
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/**
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* Set a FrontendClientCallback to receive frontend events and scan messages.
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*/
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Result setCallback(sp<FrontendClientCallback> frontendClientCallback);
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/**
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* Tuner Frontend with Frontend Settings.
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*/
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Result tune(const FrontendSettings& settings);
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/**
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* Stop tune Frontend.
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*/
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Result stopTune();
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/**
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* Scan the frontend to use the settings given.
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*/
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Result scan(const FrontendSettings& settings, FrontendScanType frontendScanType);
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/**
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* Stop the previous scanning.
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*/
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Result stopScan();
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/**
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* Gets the statuses of the frontend.
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*/
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vector<FrontendStatus> getStatus(vector<FrontendStatusType> statusTypes);
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/**
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* Sets Low-Noise Block downconverter (LNB) for satellite frontend.
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*/
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Result setLnb(sp<LnbClient> lnbClient);
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/**
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* Link Frontend to the cicam with given id.
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*
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* @return lts id
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*/
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int32_t linkCiCamToFrontend(int32_t ciCamId);
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/**
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* Unink Frontend to the cicam with given id.
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*/
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Result unlinkCiCamToFrontend(int32_t ciCamId);
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/**
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* Close Frontend.
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*/
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Result close();
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/**
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* Get Frontend hardware info.
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*/
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Result getHardwareInfo(string& info);
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/**
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* Filter out unnecessary PID from frontend output.
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*/
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Result removeOutputPid(int32_t pid);
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/**
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* Gets Frontend Status Readiness statuses for given status types.
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*/
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vector<FrontendStatusReadiness> getStatusReadiness(
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const std::vector<FrontendStatusType>& types);
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int32_t getId();
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shared_ptr<ITunerFrontend> getAidlFrontend();
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private:
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/**
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* An AIDL Tuner Frontend Singleton assigned at the first time when the Tuner Client
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* opens a frontend cient. Default null when the service does not exist.
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*/
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shared_ptr<ITunerFrontend> mTunerFrontend;
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FrontendType mType;
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};
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} // namespace android
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#endif // _ANDROID_MEDIA_TV_FRONTEND_CLIENT_H_
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