xref: /aosp_15_r20/frameworks/av/services/tuner/TunerDescrambler.cpp (revision ec779b8e0859a360c3d303172224686826e6e0e1)
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 #define LOG_TAG "TunerDescrambler"
18 
19 #include "TunerDescrambler.h"
20 
21 #include <aidl/android/hardware/tv/tuner/IFilter.h>
22 #include <aidl/android/hardware/tv/tuner/Result.h>
23 #include <utils/Log.h>
24 
25 #include "TunerDemux.h"
26 #include "TunerFilter.h"
27 
28 using ::aidl::android::hardware::tv::tuner::IFilter;
29 using ::aidl::android::hardware::tv::tuner::Result;
30 
31 using namespace std;
32 
33 namespace aidl {
34 namespace android {
35 namespace media {
36 namespace tv {
37 namespace tuner {
38 
TunerDescrambler(shared_ptr<IDescrambler> descrambler)39 TunerDescrambler::TunerDescrambler(shared_ptr<IDescrambler> descrambler) {
40     mDescrambler = descrambler;
41 }
42 
~TunerDescrambler()43 TunerDescrambler::~TunerDescrambler() {
44     if (!isClosed) {
45         close();
46     }
47     mDescrambler = nullptr;
48 }
49 
setDemuxSource(const shared_ptr<ITunerDemux> & in_tunerDemux)50 ::ndk::ScopedAStatus TunerDescrambler::setDemuxSource(
51         const shared_ptr<ITunerDemux>& in_tunerDemux) {
52     return mDescrambler->setDemuxSource((static_cast<TunerDemux*>(in_tunerDemux.get()))->getId());
53 }
54 
setKeyToken(const vector<uint8_t> & in_keyToken)55 ::ndk::ScopedAStatus TunerDescrambler::setKeyToken(const vector<uint8_t>& in_keyToken) {
56     return mDescrambler->setKeyToken(in_keyToken);
57 }
58 
addPid(const DemuxPid & in_pid,const shared_ptr<ITunerFilter> & in_optionalSourceFilter)59 ::ndk::ScopedAStatus TunerDescrambler::addPid(
60         const DemuxPid& in_pid, const shared_ptr<ITunerFilter>& in_optionalSourceFilter) {
61     shared_ptr<IFilter> halFilter =
62             (in_optionalSourceFilter == nullptr)
63                     ? nullptr
64                     : static_cast<TunerFilter*>(in_optionalSourceFilter.get())->getHalFilter();
65 
66     return mDescrambler->addPid(in_pid, halFilter);
67 }
68 
removePid(const DemuxPid & in_pid,const shared_ptr<ITunerFilter> & in_optionalSourceFilter)69 ::ndk::ScopedAStatus TunerDescrambler::removePid(
70         const DemuxPid& in_pid, const shared_ptr<ITunerFilter>& in_optionalSourceFilter) {
71     shared_ptr<IFilter> halFilter =
72             (in_optionalSourceFilter == nullptr)
73                     ? nullptr
74                     : static_cast<TunerFilter*>(in_optionalSourceFilter.get())->getHalFilter();
75 
76     return mDescrambler->removePid(in_pid, halFilter);
77 }
78 
close()79 ::ndk::ScopedAStatus TunerDescrambler::close() {
80     isClosed = true;
81     return mDescrambler->close();
82 }
83 
84 }  // namespace tuner
85 }  // namespace tv
86 }  // namespace media
87 }  // namespace android
88 }  // namespace aidl
89