1 /*
2  * Copyright (c) 2024 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 #include "audio_engine_manager.h"
16 #include "none_mix_engine.h"
17 
18 namespace OHOS {
19 namespace AudioStandard {
GetInstance()20 AudioEngineManager AudioEngineManager::GetInstance()
21 {
22     static AudioEngineManager enginManager;
23     return enginManager;
24 }
25 
AddRenderer(std::shared_ptr<IRendererStream> stream,DeviceInfo device)26 void AudioEngineManager::AddRenderer(std::shared_ptr<IRendererStream> stream, DeviceInfo device)
27 {
28     AudioProcessConfig config = stream->GetAudioProcessConfig();
29     bool isDirect = true;
30     PlaybackType playbackType_ = PlaybackType::DIRECT;
31     if (config.streamType != STREAM_MUSIC) {
32         playbackType_ = PlaybackType::VOIP;
33         isDirect = false;
34     }
35     auto iter = renderEngines_.find(playbackType_);
36     if (iter == renderEngines_.end()) {
37         std::shared_ptr<AudioPlaybackEngine> playbackEngine = std::make_shared<NoneMixEngine>();
38         playbackEngine->Init(device, !isDirect);
39         playbackEngine->AddRenderer(stream);
40         renderEngines_.emplace(playbackType_, playbackEngine);
41     }
42 }
RemoveRenderer(std::shared_ptr<IRendererStream> stream)43 void AudioEngineManager::RemoveRenderer(std::shared_ptr<IRendererStream> stream)
44 {
45     AudioProcessConfig config = stream->GetAudioProcessConfig();
46     PlaybackType playbackType_ = PlaybackType::DIRECT;
47     if (config.streamType != STREAM_MUSIC) {
48         playbackType_ = PlaybackType::VOIP;
49     }
50     auto iter = renderEngines_.find(playbackType_);
51     if (iter != renderEngines_.end()) {
52         renderEngines_.erase(iter);
53     }
54 }
55 } // namespace AudioStandard
56 } // namespace OHOS
57