1 /* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #include "InputSource.h" 18 #include "PolicyMappingKeys.h" 19 #include "PolicySubsystem.h" 20 21 using std::string; 22 23 InputSource::InputSource(const string &mappingValue, 24 CInstanceConfigurableElement *instanceConfigurableElement, 25 const CMappingContext &context, core::log::Logger &logger) 26 : CFormattedSubsystemObject(instanceConfigurableElement, 27 logger, 28 mappingValue, 29 MappingKeyAmend1, 30 (MappingKeyAmendEnd - MappingKeyAmend1 + 1), 31 context), 32 mPolicySubsystem(static_cast<const PolicySubsystem *>( 33 instanceConfigurableElement->getBelongingSubsystem())), 34 mPolicyPluginInterface(mPolicySubsystem->getPolicyPluginInterface()) 35 { 36 mId = static_cast<audio_source_t>(context.getItemAsInteger(MappingKeyIdentifier)); 37 // Declares the strategy to audio policy engine 38 mPolicyPluginInterface->addInputSource(getFormattedMappingValue(), mId); 39 } 40 41 bool InputSource::sendToHW(string & /*error*/) 42 { 43 uint32_t applicableInputDevice; 44 blackboardRead(&applicableInputDevice, sizeof(applicableInputDevice)); 45 return mPolicyPluginInterface->setDeviceForInputSource(mId, applicableInputDevice); 46 } 47
