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https://github.com/openharmony/multimedia_av_session.git
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肖艾舜
61 lines
2.2 KiB
C++
61 lines
2.2 KiB
C++
/*
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* Copyright (c) 2022 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef AV_SESSION_BACKGROUND_AUDIO_CONTROLLER_H
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#define AV_SESSION_BACKGROUND_AUDIO_CONTROLLER_H
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#include <mutex>
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#include <set>
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#include "avsession_info.h"
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#include "audio_adapter.h"
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#include "app_manager_adapter.h"
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#include "background_task_mgr_helper.h"
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#include "continuous_task_callback_info.h"
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namespace OHOS::AVSession {
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class AVSessionService;
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class BackgroundAudioController : public SessionListener {
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public:
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using BackgroundMode = AppExecFwk::BackgroundMode;
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using StreamUsage = AudioStandard::StreamUsage;
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using ContinuousTaskCallbackInfo = BackgroundTaskMgr::ContinuousTaskCallbackInfo;
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BackgroundAudioController();
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~BackgroundAudioController() override;
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void OnSessionCreate(const AVSessionDescriptor& descriptor) override;
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void OnSessionRelease(const AVSessionDescriptor& descriptor) override;
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void OnTopSessionChange(const AVSessionDescriptor& descriptor) override {}
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void OnAudioSessionChecked(const int32_t uid) override {}
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void OnRemoteDistributedSessionChange(
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const std::vector<sptr<IRemoteObject>>& sessionControllers) override {};
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void Init(AVSessionService *ptr);
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void HandleAudioStreamRendererStateChange(const AudioRendererChangeInfos& infos);
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void HandleAppMuteState(int32_t uid, int32_t pid, bool isBackground);
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void RendererChangeReport(AudioStandard::AudioRendererChangeInfo& info);
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private:
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bool HasAVSession(int32_t uid);
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bool IsBackgroundMode(int32_t creatorUid, BackgroundMode backgroundMode) const;
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std::recursive_mutex lock_;
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std::map<int32_t, std::set<int32_t>> sessionUIDs_;
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AVSessionService *ptr_;
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};
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}
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#endif // AV_SESSION_BACKGROUND_AUDIO_CONTROLLER_H
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