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 virtual ~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 int32_t AddUnprocessStream(int32_t appUid) override; 41 42 uint64_t GetLatency() noexcept override; 43 void GetAllSinkInputs(std::vector<SinkInput> &sinkInputs) override; 44 45 private: 46 std::shared_ptr<IRendererStream> CreateRendererStream(AudioProcessConfig processConfig); 47 int32_t CreatePlayBackEngine(const std::shared_ptr<IRendererStream> &stream); 48 49 private: 50 std::mutex streamMapMutex_; 51 std::mutex paElementsMutex_; 52 ManagerType managerType_; 53 std::unique_ptr<AudioPlaybackEngine> playbackEngine_; 54 std::map<int32_t, std::shared_ptr<IRendererStream>> rendererStreamMap_; 55 }; 56 } // namespace AudioStandard 57 } // namespace OHOS 58 #endif // PRO_AUDIO_STREAM_MANAGER_H 59