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 #ifndef PRO_AUDIO_STREAM_MANAGER_H
16 #define PRO_AUDIO_STREAM_MANAGER_H
17 
18 #include <map>
19 #include <mutex>
20 #include "i_stream_manager.h"
21 #include "audio_playback_engine.h"
22 
23 namespace OHOS {
24 namespace AudioStandard {
25 class ProAudioStreamManager : public IStreamManager {
26 public:
27     explicit ProAudioStreamManager(ManagerType type);
28     ~ProAudioStreamManager();
29     int32_t CreateRender(AudioProcessConfig processConfig, std::shared_ptr<IRendererStream> &stream) override;
30     int32_t StartRender(uint32_t streamIndex) override;
31     int32_t StopRender(uint32_t streamIndex) override;
32     int32_t ReleaseRender(uint32_t streamIndex) override;
33     int32_t PauseRender(uint32_t streamIndex) override;
34     int32_t GetStreamCount() const noexcept override;
35     int32_t TriggerStartIfNecessary() override;
36 
37     int32_t CreateCapturer(AudioProcessConfig processConfig, std::shared_ptr<ICapturerStream> &stream) override;
38     int32_t ReleaseCapturer(uint32_t streamIndex) override;
39 
40 private:
41     std::shared_ptr<IRendererStream> CreateRendererStream(AudioProcessConfig processConfig);
42     int32_t CreatePlayBackEngine(const std::shared_ptr<IRendererStream> &stream);
43 
44 private:
45     std::mutex streamMapMutex_;
46     std::mutex paElementsMutex_;
47     ManagerType managerType_;
48     std::unique_ptr<AudioPlaybackEngine> playbackEngine_;
49     std::map<int32_t, std::shared_ptr<IRendererStream>> rendererStreamMap_;
50 };
51 } // namespace AudioStandard
52 } // namespace OHOS
53 #endif // PRO_AUDIO_STREAM_MANAGER_H
54