1 /*
2  * Copyright (C) 2019 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_HARDWARE_TV_TUNER_V1_0_FRONTEND_H_
18 #define ANDROID_HARDWARE_TV_TUNER_V1_0_FRONTEND_H_
19 
20 #include <android/hardware/tv/tuner/1.0/IFrontend.h>
21 #include <fstream>
22 #include <iostream>
23 #include "Tuner.h"
24 
25 using namespace std;
26 
27 namespace android {
28 namespace hardware {
29 namespace tv {
30 namespace tuner {
31 namespace V1_0 {
32 namespace implementation {
33 
34 using ::android::hardware::tv::tuner::V1_0::FrontendId;
35 using ::android::hardware::tv::tuner::V1_0::FrontendType;
36 using ::android::hardware::tv::tuner::V1_0::IFrontend;
37 using ::android::hardware::tv::tuner::V1_0::IFrontendCallback;
38 using ::android::hardware::tv::tuner::V1_0::Result;
39 
40 class Tuner;
41 
42 class Frontend : public IFrontend {
43   public:
44     Frontend(FrontendType type, FrontendId id, sp<Tuner> tuner);
45 
46     virtual Return<Result> close() override;
47 
48     virtual Return<Result> setCallback(const sp<IFrontendCallback>& callback) override;
49 
50     virtual Return<Result> tune(const FrontendSettings& settings) override;
51 
52     virtual Return<Result> stopTune() override;
53 
54     virtual Return<Result> scan(const FrontendSettings& settings, FrontendScanType type) override;
55 
56     virtual Return<Result> stopScan() override;
57 
58     virtual Return<void> getStatus(const hidl_vec<FrontendStatusType>& statusTypes,
59                                    getStatus_cb _hidl_cb) override;
60 
61     virtual Return<Result> setLna(bool bEnable) override;
62 
63     virtual Return<Result> setLnb(uint32_t lnb) override;
64 
65     FrontendType getFrontendType();
66 
67     FrontendId getFrontendId();
68 
69     string getSourceFile();
70 
71   private:
72     virtual ~Frontend();
73     sp<IFrontendCallback> mCallback;
74     sp<Tuner> mTunerService;
75     FrontendType mType = FrontendType::UNDEFINED;
76     FrontendId mId = 0;
77 
78     const string FRONTEND_STREAM_FILE = "/vendor/etc/dumpTs3.ts";
79     string mSourceStreamFile;
80     std::ifstream mFrontendData;
81 };
82 
83 }  // namespace implementation
84 }  // namespace V1_0
85 }  // namespace tuner
86 }  // namespace tv
87 }  // namespace hardware
88 }  // namespace android
89 
90 #endif  // ANDROID_HARDWARE_TV_TUNER_V1_0_FRONTEND_H_
91