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/*
* 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.
*/
#ifndef _ANDROID_MEDIA_TV_FRONTEND_CLIENT_H_
#define _ANDROID_MEDIA_TV_FRONTEND_CLIENT_H_
#include <aidl/android/hardware/tv/tuner/DemuxFilterSettings.h>
#include <aidl/android/hardware/tv/tuner/FrontendType.h>
#include <aidl/android/hardware/tv/tuner/Result.h>
#include <aidl/android/media/tv/tuner/BnTunerFrontendCallback.h>
#include <aidl/android/media/tv/tuner/ITunerFrontend.h>
#include <utils/RefBase.h>
#include "ClientHelper.h"
#include "FrontendClientCallback.h"
#include "LnbClient.h"
using Status = ::ndk::ScopedAStatus;
using ::aidl::android::hardware::tv::tuner::FrontendEventType;
using ::aidl::android::hardware::tv::tuner::FrontendScanMessage;
using ::aidl::android::hardware::tv::tuner::FrontendScanMessageType;
using ::aidl::android::hardware::tv::tuner::FrontendScanType;
using ::aidl::android::hardware::tv::tuner::FrontendSettings;
using ::aidl::android::hardware::tv::tuner::FrontendStatus;
using ::aidl::android::hardware::tv::tuner::FrontendStatusReadiness;
using ::aidl::android::hardware::tv::tuner::FrontendStatusType;
using ::aidl::android::hardware::tv::tuner::FrontendType;
using ::aidl::android::hardware::tv::tuner::Result;
using ::aidl::android::media::tv::tuner::BnTunerFrontendCallback;
using ::aidl::android::media::tv::tuner::ITunerFrontend;
using namespace std;
namespace android {
class TunerFrontendCallback : public BnTunerFrontendCallback {
public:
TunerFrontendCallback(sp<FrontendClientCallback> frontendClientCallback);
Status onEvent(FrontendEventType frontendEventType);
Status onScanMessage(FrontendScanMessageType messageType, const FrontendScanMessage& message);
private:
sp<FrontendClientCallback> mFrontendClientCallback;
};
struct FrontendClient : public RefBase {
public:
FrontendClient(shared_ptr<ITunerFrontend> tunerFrontend, FrontendType type);
~FrontendClient();
/**
* Set a FrontendClientCallback to receive frontend events and scan messages.
*/
Result setCallback(sp<FrontendClientCallback> frontendClientCallback);
/**
* Tuner Frontend with Frontend Settings.
*/
Result tune(const FrontendSettings& settings);
/**
* Stop tune Frontend.
*/
Result stopTune();
/**
* Scan the frontend to use the settings given.
*/
Result scan(const FrontendSettings& settings, FrontendScanType frontendScanType);
/**
* Stop the previous scanning.
*/
Result stopScan();
/**
* Gets the statuses of the frontend.
*/
vector<FrontendStatus> getStatus(vector<FrontendStatusType> statusTypes);
/**
* Sets Low-Noise Block downconverter (LNB) for satellite frontend.
*/
Result setLnb(sp<LnbClient> lnbClient);
/**
* Link Frontend to the cicam with given id.
*
* @return lts id
*/
int32_t linkCiCamToFrontend(int32_t ciCamId);
/**
* Unink Frontend to the cicam with given id.
*/
Result unlinkCiCamToFrontend(int32_t ciCamId);
/**
* Close Frontend.
*/
Result close();
/**
* Get Frontend hardware info.
*/
Result getHardwareInfo(string& info);
/**
* Filter out unnecessary PID from frontend output.
*/
Result removeOutputPid(int32_t pid);
/**
* Gets Frontend Status Readiness statuses for given status types.
*/
vector<FrontendStatusReadiness> getStatusReadiness(
const std::vector<FrontendStatusType>& types);
int32_t getId();
shared_ptr<ITunerFrontend> getAidlFrontend();
private:
/**
* An AIDL Tuner Frontend Singleton assigned at the first time when the Tuner Client
* opens a frontend cient. Default null when the service does not exist.
*/
shared_ptr<ITunerFrontend> mTunerFrontend;
FrontendType mType;
};
} // namespace android
#endif // _ANDROID_MEDIA_TV_FRONTEND_CLIENT_H_
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