1 /*
2 * Copyright (C) 2023 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 #include <vector>
18
19 #define LOG_TAG "AHAL_ModulePrimary"
20 #include <Utils.h>
21 #include <android-base/logging.h>
22
23 #include "core-impl/ModulePrimary.h"
24 #include "core-impl/StreamPrimary.h"
25 #include "core-impl/Telephony.h"
26
27 using aidl::android::hardware::audio::common::SinkMetadata;
28 using aidl::android::hardware::audio::common::SourceMetadata;
29 using aidl::android::media::audio::common::AudioOffloadInfo;
30 using aidl::android::media::audio::common::AudioPort;
31 using aidl::android::media::audio::common::AudioPortConfig;
32 using aidl::android::media::audio::common::MicrophoneInfo;
33
34 namespace aidl::android::hardware::audio::core {
35
getTelephony(std::shared_ptr<ITelephony> * _aidl_return)36 ndk::ScopedAStatus ModulePrimary::getTelephony(std::shared_ptr<ITelephony>* _aidl_return) {
37 if (!mTelephony) {
38 mTelephony = ndk::SharedRefBase::make<Telephony>();
39 }
40 *_aidl_return = mTelephony.getInstance();
41 LOG(DEBUG) << __func__
42 << ": returning instance of ITelephony: " << _aidl_return->get()->asBinder().get();
43 return ndk::ScopedAStatus::ok();
44 }
45
createInputStream(StreamContext && context,const SinkMetadata & sinkMetadata,const std::vector<MicrophoneInfo> & microphones,std::shared_ptr<StreamIn> * result)46 ndk::ScopedAStatus ModulePrimary::createInputStream(StreamContext&& context,
47 const SinkMetadata& sinkMetadata,
48 const std::vector<MicrophoneInfo>& microphones,
49 std::shared_ptr<StreamIn>* result) {
50 return createStreamInstance<StreamInPrimary>(result, std::move(context), sinkMetadata,
51 microphones);
52 }
53
createOutputStream(StreamContext && context,const SourceMetadata & sourceMetadata,const std::optional<AudioOffloadInfo> & offloadInfo,std::shared_ptr<StreamOut> * result)54 ndk::ScopedAStatus ModulePrimary::createOutputStream(
55 StreamContext&& context, const SourceMetadata& sourceMetadata,
56 const std::optional<AudioOffloadInfo>& offloadInfo, std::shared_ptr<StreamOut>* result) {
57 return createStreamInstance<StreamOutPrimary>(result, std::move(context), sourceMetadata,
58 offloadInfo);
59 }
60
getNominalLatencyMs(const AudioPortConfig &)61 int32_t ModulePrimary::getNominalLatencyMs(const AudioPortConfig&) {
62 // 85 ms is chosen considering 4096 frames @ 48 kHz. This is the value which allows
63 // the virtual Android device implementation to pass CTS. Hardware implementations
64 // should have significantly lower latency.
65 static constexpr int32_t kLatencyMs = 85;
66 return kLatencyMs;
67 }
68
69 } // namespace aidl::android::hardware::audio::core
70