1 /* 2 * Copyright (c) 2021-2022 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 ST_AUDIO_POLICY_INTERFACE_H 17 #define ST_AUDIO_POLICY_INTERFACE_H 18 19 #include "audio_module_info.h" 20 #include "audio_info.h" 21 #include "audio_policy_manager.h" 22 #include "audio_policy_ipc_interface_code.h" 23 #include "audio_session_callback.h" 24 #include "audio_volume_config.h" 25 26 #include <memory> 27 #include <string> 28 29 namespace OHOS { 30 namespace AudioStandard { 31 class IAudioPolicyInterface { 32 public: ~IAudioPolicyInterface()33 virtual ~IAudioPolicyInterface() {} 34 35 virtual bool Init() = 0; 36 37 virtual void InitKVStore() = 0; 38 39 virtual bool ConnectServiceAdapter() = 0; 40 41 virtual int32_t GetMaxVolumeLevel(AudioVolumeType volumeType) = 0; 42 43 virtual int32_t GetMinVolumeLevel(AudioVolumeType volumeType) = 0; 44 45 virtual int32_t SetSystemVolumeLevel(AudioStreamType streamType, int32_t volumeLevel, bool isFromVolumeKey) = 0; 46 47 virtual int32_t GetSystemVolumeLevel(AudioStreamType streamType, bool isFromVolumeKey) = 0; 48 49 virtual float GetSystemVolumeDb(AudioStreamType streamType) = 0; 50 51 virtual int32_t SetStreamMute(AudioStreamType streamType, bool mute) = 0; 52 53 virtual int32_t SetSourceOutputStreamMute(int32_t uid, bool setMute) = 0; 54 55 virtual bool GetStreamMute(AudioStreamType streamType) = 0; 56 57 virtual bool IsStreamActive(AudioStreamType streamType) = 0; 58 59 virtual std::vector<SinkInfo> GetAllSinks() = 0; 60 61 virtual std::vector<SinkInput> GetAllSinkInputs() = 0; 62 63 virtual std::vector<SourceOutput> GetAllSourceOutputs() = 0; 64 65 virtual AudioIOHandle OpenAudioPort(const AudioModuleInfo &audioPortInfo) = 0; 66 67 virtual AudioIOHandle LoadLoopback(const LoopbackModuleInfo &moduleInfo) = 0; 68 69 virtual int32_t CloseAudioPort(AudioIOHandle ioHandle) = 0; 70 71 virtual int32_t SelectDevice(DeviceRole deviceRole, InternalDeviceType deviceType, std::string name); 72 73 virtual int32_t SetDeviceActive(AudioIOHandle ioHandle, InternalDeviceType deviceType, 74 std::string name, bool active) = 0; 75 76 virtual int32_t MoveSinkInputByIndexOrName(uint32_t sinkInputId, uint32_t sinkIndex, std::string sinkName) = 0; 77 78 virtual int32_t MoveSourceOutputByIndexOrName(uint32_t sourceOutputId, 79 uint32_t sourceIndex, std::string sourceName) = 0; 80 81 virtual int32_t SetRingerMode(AudioRingerMode ringerMode) = 0; 82 83 virtual AudioRingerMode GetRingerMode() const = 0; 84 85 virtual int32_t SetAudioSessionCallback(AudioSessionCallback *callback) = 0; 86 87 virtual int32_t SuspendAudioDevice(std::string &name, bool isSuspend) = 0; 88 89 virtual void SetVolumeForSwitchDevice(InternalDeviceType deviceType) = 0; 90 91 virtual bool SetSinkMute(const std::string &sinkName, bool isMute) = 0; 92 93 virtual float CalculateVolumeDb(int32_t volumeLevel) = 0; 94 95 virtual int32_t SetSystemSoundUri(const std::string &key, const std::string &uri) = 0; 96 97 virtual std::string GetSystemSoundUri(const std::string &key) = 0; 98 99 virtual float GetMinStreamVolume() const = 0; 100 101 virtual float GetMaxStreamVolume() const = 0; 102 103 virtual int32_t UpdateSwapDeviceStatus() = 0; 104 105 virtual bool IsVolumeUnadjustable() = 0; 106 107 virtual void GetStreamVolumeInfoMap(StreamVolumeInfoMap &streamVolumeInfos); 108 109 virtual float GetSystemVolumeInDb(AudioVolumeType volumeType, int32_t volumeLevel, DeviceType deviceType) = 0; 110 }; 111 } // namespace AudioStandard 112 } // namespace OHOS 113 114 #endif // ST_AUDIO_POLICY_INTERFACE_H 115