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