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 16 #ifndef AUDIO_COMMON_UTILS_H 17 #define AUDIO_COMMON_UTILS_H 18 19 #include <unordered_map> 20 21 namespace OHOS { 22 namespace AudioStandard { 23 24 class VolumeUtils { 25 public: 26 static AudioVolumeType GetVolumeTypeFromStreamType(AudioStreamType streamType); 27 static void SetPCVolumeEnable(const bool& isPCVolumeEnable); 28 static bool IsPCVolumeEnable(); 29 private: 30 static std::unordered_map<AudioStreamType, AudioVolumeType> defaultVolumeMap_; 31 static std::unordered_map<AudioStreamType, AudioVolumeType> audioPCVolumeMap_; 32 static std::unordered_map<AudioStreamType, AudioVolumeType>& GetVolumeMap(); 33 static bool isPCVolumeEnable_; 34 }; 35 } // namespace AudioStandard 36 } // namespace OHOS 37 #endif // AUDIO_COMMON_UTILS_H 38