1 /* 2 * Copyright (c) 2022-2025 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 16 #ifndef AUDIO_RENDERER_PROXY_OBJ_H 17 #define AUDIO_RENDERER_PROXY_OBJ_H 18 19 #include "audio_renderer.h" 20 #include "audio_stream_manager.h" 21 22 namespace OHOS { 23 namespace AudioStandard { 24 class AudioRendererProxyObj : public AudioClientTracker { 25 public: 26 virtual ~AudioRendererProxyObj() = default; 27 void SaveRendererObj(std::weak_ptr<AudioRenderer> rendererObj); 28 void UnsetRendererObj(); 29 30 void MuteStreamImpl(const StreamSetStateEventInternal &streamSetStateEventInternal); 31 void UnmuteStreamImpl(const StreamSetStateEventInternal &streamSetStateEventInternal); 32 void PausedStreamImpl(const StreamSetStateEventInternal &streamSetStateEventInternal); 33 void ResumeStreamImpl(const StreamSetStateEventInternal &streamSetStateEventInternal); 34 void SetLowPowerVolumeImpl(float volume); 35 void GetLowPowerVolumeImpl(float &volume); 36 void SetOffloadModeImpl(int32_t state, bool isAppBack); 37 void UnsetOffloadModeImpl(); 38 void GetSingleStreamVolumeImpl(float &volume); 39 private: 40 std::weak_ptr<AudioRenderer> renderer_; 41 std::mutex mutex_; 42 }; 43 } // namespace AudioStandard 44 } // namespace OHOS 45 #endif // AUDIO_RENDERER_PROXY_OBJ_H 46