120f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie/* 220f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * Copyright (C) 2015 The Android Open Source Project 320f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * 420f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * Licensed under the Apache License, Version 2.0 (the "License"); 520f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * you may not use this file except in compliance with the License. 620f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * You may obtain a copy of the License at 720f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * 820f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * http://www.apache.org/licenses/LICENSE-2.0 920f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * 1020f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * Unless required by applicable law or agreed to in writing, software 1120f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * distributed under the License is distributed on an "AS IS" BASIS, 1220f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1320f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * See the License for the specific language governing permissions and 1420f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * limitations under the License. 1520f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie */ 1620f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie 1720f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie#pragma once 1820f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie 1920f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie#include "Element.h" 2020f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie#include "EngineDefinition.h" 2120f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie#include <Volume.h> 2220f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie#include <RoutingStrategy.h> 2320f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie#include <map> 2420f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie 2520f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffienamespace android 2620f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie{ 2720f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffienamespace audio_policy 2820f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie{ 2920f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie/** 3020f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * @tparam routing_strategy: Applicable strategy for this stream. 3120f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie */ 3220f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffietemplate <> 3320f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffieclass Element<audio_stream_type_t> 3420f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie{ 3520f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffieprivate: 3620f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie typedef std::map<Volume::device_category, VolumeCurvePoints> VolumeProfiles; 3720f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie typedef VolumeProfiles::iterator VolumeProfileIterator; 3820f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie typedef VolumeProfiles::const_iterator VolumeProfileConstIterator; 3920f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie 4020f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffiepublic: 4120f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie Element(const std::string &name) 4220f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie : mName(name), 4320f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie mApplicableStrategy(STRATEGY_MEDIA), 4420f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie mIndexMin(0), 4520f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie mIndexMax(1) 4620f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie {} 4720f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie ~Element() {} 4820f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie 4920f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie /** 5020f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * Returns identifier of this policy element 5120f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * 5220f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * @returns string representing the name of this policy element 5320f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie */ 5420f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie const std::string &getName() const { return mName; } 5520f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie 5620f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie /** 5720f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * Set the unique identifier for this policy element. 5820f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * 5920f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * @tparam Key type of the unique identifier. 6020f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * @param[in] identifier to be set. 6120f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * 6220f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * @return NO_ERROR if the identifier is valid and set correctly, error code otherwise. 6320f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie */ 6420f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie status_t setIdentifier(audio_stream_type_t identifier); 6520f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie 6620f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie /** 6720f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * @return the unique identifier of this policy element. 6820f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie */ 6920f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie audio_stream_type_t getIdentifier() const { return mIdentifier; } 7020f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie 7120f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie /** 7220f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * A Policy element may implement getter/setter function for a given property. 7320f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * Property may be routing_strategy, audio_stream_type_t, audio_usage_t, audio_source_t 7420f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * or a string. 7520f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie */ 7620f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie template <typename Property> 7720f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie Property get() const; 7820f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie 7920f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie template <typename Property> 8020f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie status_t set(Property property); 8120f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie 8220f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie status_t setVolumeProfile(Volume::device_category category, const VolumeCurvePoints &points); 8320f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie 8420f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie float volIndexToDb(Volume::device_category deviceCategory, int indexInUi); 8520f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie 8620f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie status_t initVolume(int indexMin, int indexMax); 8720f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie 8820f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffieprivate: 8920f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie /* Copy facilities are put private to disable copy. */ 9020f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie Element(const Element &object); 9120f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie Element &operator=(const Element &object); 9220f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie 9320f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie std::string mName; /**< Unique literal Identifier of a policy base element*/ 9420f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie audio_stream_type_t mIdentifier; /**< Unique numerical Identifier of a policy base element*/ 9520f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie 9620f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie routing_strategy mApplicableStrategy; /**< Applicable strategy for this stream. */ 9720f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie 9820f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie /** 9920f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * Collection of volume profiles indexed by the stream type. 10020f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * Volume is the only reason why the stream profile was not removed from policy when introducing 10120f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie * attributes. 10220f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie */ 10320f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie VolumeProfiles mVolumeProfiles; 10420f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie 10520f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie int mIndexMin; 10620f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie 10720f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie int mIndexMax; 10820f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie}; 10920f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie 11020f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffietypedef Element<audio_stream_type_t> Stream; 11120f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie 11220f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie} // namespace audio_policy 11320f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie} // namespace android 11420f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie 11520f06f996337c9bf79d0b112083f6427a122ebabFrançois Gaffie 116