1 /* 2 * Copyright 2021 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef _ANDROID_MEDIA_TV_LNB_CLIENT_H_ 18 #define _ANDROID_MEDIA_TV_LNB_CLIENT_H_ 19 20 #include <aidl/android/hardware/tv/tuner/LnbPosition.h> 21 #include <aidl/android/hardware/tv/tuner/LnbTone.h> 22 #include <aidl/android/hardware/tv/tuner/LnbVoltage.h> 23 #include <aidl/android/media/tv/tuner/BnTunerLnbCallback.h> 24 #include <aidl/android/media/tv/tuner/ITunerLnb.h> 25 #include <utils/RefBase.h> 26 27 #include "ClientHelper.h" 28 #include "LnbClientCallback.h" 29 30 using Status = ::ndk::ScopedAStatus; 31 32 using ::aidl::android::hardware::tv::tuner::LnbPosition; 33 using ::aidl::android::hardware::tv::tuner::LnbTone; 34 using ::aidl::android::hardware::tv::tuner::LnbVoltage; 35 using ::aidl::android::media::tv::tuner::BnTunerLnbCallback; 36 using ::aidl::android::media::tv::tuner::ITunerLnb; 37 38 using namespace std; 39 40 namespace android { 41 42 class TunerLnbCallback : public BnTunerLnbCallback { 43 44 public: 45 TunerLnbCallback(sp<LnbClientCallback> lnbClientCallback); 46 47 Status onEvent(LnbEventType lnbEventType); 48 Status onDiseqcMessage(const vector<uint8_t>& diseqcMessage); 49 50 private: 51 sp<LnbClientCallback> mLnbClientCallback; 52 }; 53 54 struct LnbClient : public RefBase { 55 56 public: 57 LnbClient(shared_ptr<ITunerLnb> tunerLnb); 58 ~LnbClient(); 59 60 /** 61 * Set the lnb callback. 62 */ 63 Result setCallback(sp<LnbClientCallback> cb); 64 65 /** 66 * Set the lnb's power voltage. 67 */ 68 Result setVoltage(LnbVoltage voltage); 69 70 /** 71 * Set the lnb's tone mode. 72 */ 73 Result setTone(LnbTone tone); 74 75 /** 76 * Select the lnb's position. 77 */ 78 Result setSatellitePosition(LnbPosition position); 79 80 /** 81 * Sends DiSEqC (Digital Satellite Equipment Control) message. 82 */ 83 Result sendDiseqcMessage(vector<uint8_t> diseqcMessage); 84 85 /** 86 * Releases the LNB instance. 87 */ 88 Result close(); 89 getAidlLnbLnbClient90 shared_ptr<ITunerLnb> getAidlLnb() { return mTunerLnb; } 91 92 private: 93 /** 94 * An AIDL Tuner Lnb Singleton assigned at the first time the Tuner Client 95 * opens an Lnb. Default null when lnb is not opened. 96 */ 97 shared_ptr<ITunerLnb> mTunerLnb; 98 }; 99 } // namespace android 100 101 #endif // _ANDROID_MEDIA_TV_LNB_CLIENT_H_ 102