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 #include "audio_errors.h" 17 #include "audio_policy_manager.h" 18 #include "audio_log.h" 19 #include "audio_routing_manager.h" 20 21 namespace OHOS { 22 namespace AudioStandard { 23 using namespace std; GetInstance()24AudioRoutingManager *AudioRoutingManager::GetInstance() 25 { 26 static AudioRoutingManager audioRoutingManager; 27 return &audioRoutingManager; 28 } 29 GetCallingPid()30uint32_t AudioRoutingManager::GetCallingPid() 31 { 32 return getpid(); 33 } 34 SetMicStateChangeCallback(const std::shared_ptr<AudioManagerMicStateChangeCallback> & callback)35int32_t AudioRoutingManager::SetMicStateChangeCallback( 36 const std::shared_ptr<AudioManagerMicStateChangeCallback> &callback) 37 { 38 AudioSystemManager* audioSystemManager = AudioSystemManager::GetInstance(); 39 std::shared_ptr<AudioGroupManager> groupManager = audioSystemManager->GetGroupManager(DEFAULT_VOLUME_GROUP_ID); 40 if (groupManager == nullptr) { 41 AUDIO_ERR_LOG("setMicrophoneMuteCallback falied, groupManager is null"); 42 return ERR_INVALID_PARAM; 43 } 44 return groupManager->SetMicStateChangeCallback(callback); 45 } 46 } // namespace AudioStandard 47 } // namespace OHOS 48