/* * Copyright (C) 2009 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include <stdint.h> #include <sys/types.h> #include <utils/Timers.h> #include <utils/Errors.h> #include <utils/KeyedVector.h> #include <hardware_legacy/AudioPolicyManagerBase.h> namespace android { // ---------------------------------------------------------------------------- class AudioPolicyManager: public AudioPolicyManagerBase { public: AudioPolicyManager(AudioPolicyClientInterface *clientInterface) : AudioPolicyManagerBase(clientInterface) {} virtual ~AudioPolicyManager() {} protected: // true is current platform implements a back microphone virtual bool hasBackMicrophone() const { return true; } #ifdef WITH_A2DP // true is current platform supports suplication of notifications and ringtones over A2DP output virtual bool a2dpUsedForSonification() const { return true; } #endif // return appropriate device for streams handled by the specified strategy according to current // phone state, connected devices... virtual uint32_t getDeviceForStrategy(routing_strategy strategy, bool fromCache = true); virtual float computeVolume(int stream, int index, audio_io_handle_t output, uint32_t device); }; };