AudioPolicyManager.h revision 887a9ed4446cb451181c392a0e51a69914e58fbf
156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi/* 256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi * Copyright (C) 2009 The Android Open Source Project 356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi * 456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi * Licensed under the Apache License, Version 2.0 (the "License"); 556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi * you may not use this file except in compliance with the License. 656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi * You may obtain a copy of the License at 756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi * 856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi * http://www.apache.org/licenses/LICENSE-2.0 956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi * 1056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi * Unless required by applicable law or agreed to in writing, software 1156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi * distributed under the License is distributed on an "AS IS" BASIS, 1256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi * See the License for the specific language governing permissions and 1456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi * limitations under the License. 1556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi */ 1656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 17ad3183e2d4cecd02f6261270a7ea1c68be0efa0fFrançois Gaffie#pragma once 1856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 1956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi#include <stdint.h> 2056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi#include <sys/types.h> 2156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi#include <cutils/config_utils.h> 2256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi#include <cutils/misc.h> 2356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi#include <utils/Timers.h> 2456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi#include <utils/Errors.h> 2556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi#include <utils/KeyedVector.h> 2656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi#include <utils/SortedVector.h> 2756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi#include <media/AudioPolicy.h> 2856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi#include "AudioPolicyInterface.h" 2956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 30887a9ed4446cb451181c392a0e51a69914e58fbfJean-Michel Trivi#include <AudioPolicyManagerInterface.h> 312110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie#include <AudioPolicyManagerObserver.h> 3298cc191247388132b6fd8a4ecd07abd6e4c5a0edFrançois Gaffie#include <AudioGain.h> 3398cc191247388132b6fd8a4ecd07abd6e4c5a0edFrançois Gaffie#include <AudioPort.h> 3498cc191247388132b6fd8a4ecd07abd6e4c5a0edFrançois Gaffie#include <AudioPatch.h> 3598cc191247388132b6fd8a4ecd07abd6e4c5a0edFrançois Gaffie#include <ConfigParsingUtils.h> 3698cc191247388132b6fd8a4ecd07abd6e4c5a0edFrançois Gaffie#include <DeviceDescriptor.h> 3798cc191247388132b6fd8a4ecd07abd6e4c5a0edFrançois Gaffie#include <IOProfile.h> 3898cc191247388132b6fd8a4ecd07abd6e4c5a0edFrançois Gaffie#include <HwModule.h> 3998cc191247388132b6fd8a4ecd07abd6e4c5a0edFrançois Gaffie#include <AudioInputDescriptor.h> 4098cc191247388132b6fd8a4ecd07abd6e4c5a0edFrançois Gaffie#include <AudioOutputDescriptor.h> 41036e1e9126dcd496203434aa69e52115d8e730ccFrançois Gaffie#include <AudioPolicyMix.h> 4245ed3b053d9af2250f5ece9ee4e826905c3763a7François Gaffie#include <EffectDescriptor.h> 43df37269852ea92bafd939fe793209d0581c4a574François Gaffie#include <SoundTriggerSession.h> 44dfd7409c1b708f6c429aa43722ca8493a91d8df0François Gaffie#include <StreamDescriptor.h> 4556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 4656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivinamespace android { 4756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 4856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi// ---------------------------------------------------------------------------- 4956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 5056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi// Attenuation applied to STRATEGY_SONIFICATION streams when a headset is connected: 6dB 5156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi#define SONIFICATION_HEADSET_VOLUME_FACTOR 0.5 5256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi// Min volume for STRATEGY_SONIFICATION streams when limited by music volume: -36dB 5356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi#define SONIFICATION_HEADSET_VOLUME_MIN 0.016 5456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi// Time in milliseconds during which we consider that music is still active after a music 5556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi// track was stopped - see computeVolume() 5656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi#define SONIFICATION_HEADSET_MUSIC_DELAY 5000 572110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie 5856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi// Time in milliseconds during witch some streams are muted while the audio path 5956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi// is switched 6056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi#define MUTE_TIME_MS 2000 6156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 6256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi#define NUM_TEST_OUTPUTS 5 6356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 6456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi#define NUM_VOL_CURVE_KNEES 2 6556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 6656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi// Default minimum length allowed for offloading a compressed track 6756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi// Can be overridden by the audio.offload.min.duration.secs property 6856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi#define OFFLOAD_DEFAULT_MIN_DURATION_SECS 60 6956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 7056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi// ---------------------------------------------------------------------------- 7156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi// AudioPolicyManager implements audio policy manager behavior common to all platforms. 7256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi// ---------------------------------------------------------------------------- 7356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 742110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffieclass AudioPolicyManager : public AudioPolicyInterface, public AudioPolicyManagerObserver 752110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie 7656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi#ifdef AUDIO_POLICY_TEST 7756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi , public Thread 7856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi#endif //AUDIO_POLICY_TEST 7956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi{ 8056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 8156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivipublic: 8256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi AudioPolicyManager(AudioPolicyClientInterface *clientInterface); 8356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual ~AudioPolicyManager(); 8456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 8556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // AudioPolicyInterface 8656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual status_t setDeviceConnectionState(audio_devices_t device, 8756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_policy_dev_state_t state, 8856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi const char *device_address, 8956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi const char *device_name); 9056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual audio_policy_dev_state_t getDeviceConnectionState(audio_devices_t device, 9156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi const char *device_address); 9256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual void setPhoneState(audio_mode_t state); 9356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual void setForceUse(audio_policy_force_use_t usage, 9456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_policy_forced_cfg_t config); 9556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual audio_policy_forced_cfg_t getForceUse(audio_policy_force_use_t usage); 962110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie 9756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual void setSystemProperty(const char* property, const char* value); 9856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual status_t initCheck(); 9956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual audio_io_handle_t getOutput(audio_stream_type_t stream, 10056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi uint32_t samplingRate, 10156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_format_t format, 10256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_channel_mask_t channelMask, 10356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_output_flags_t flags, 10456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi const audio_offload_info_t *offloadInfo); 10556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual status_t getOutputForAttr(const audio_attributes_t *attr, 10656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_io_handle_t *output, 10756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_session_t session, 10856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_stream_type_t *stream, 10956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi uint32_t samplingRate, 11056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_format_t format, 11156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_channel_mask_t channelMask, 11256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_output_flags_t flags, 11356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi const audio_offload_info_t *offloadInfo); 11456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual status_t startOutput(audio_io_handle_t output, 11556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_stream_type_t stream, 11656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_session_t session); 11756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual status_t stopOutput(audio_io_handle_t output, 11856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_stream_type_t stream, 11956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_session_t session); 12056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual void releaseOutput(audio_io_handle_t output, 12156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_stream_type_t stream, 12256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_session_t session); 12356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual status_t getInputForAttr(const audio_attributes_t *attr, 12456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_io_handle_t *input, 12556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_session_t session, 12656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi uint32_t samplingRate, 12756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_format_t format, 12856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_channel_mask_t channelMask, 12956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_input_flags_t flags, 13056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi input_type_t *inputType); 13156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 13256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // indicates to the audio policy manager that the input starts being used. 13356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual status_t startInput(audio_io_handle_t input, 13456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_session_t session); 13556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 13656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // indicates to the audio policy manager that the input stops being used. 13756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual status_t stopInput(audio_io_handle_t input, 13856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_session_t session); 13956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual void releaseInput(audio_io_handle_t input, 14056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_session_t session); 14156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual void closeAllInputs(); 14256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual void initStreamVolume(audio_stream_type_t stream, 14356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi int indexMin, 14456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi int indexMax); 14556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual status_t setStreamVolumeIndex(audio_stream_type_t stream, 14656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi int index, 14756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_devices_t device); 14856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual status_t getStreamVolumeIndex(audio_stream_type_t stream, 14956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi int *index, 15056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_devices_t device); 15156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 15256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // return the strategy corresponding to a given stream type 15356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual uint32_t getStrategyForStream(audio_stream_type_t stream); 15456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // return the strategy corresponding to the given audio attributes 15556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual uint32_t getStrategyForAttr(const audio_attributes_t *attr); 15656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 15756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // return the enabled output devices for the given stream type 15856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual audio_devices_t getDevicesForStream(audio_stream_type_t stream); 15956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 16056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual audio_io_handle_t getOutputForEffect(const effect_descriptor_t *desc = NULL); 16156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual status_t registerEffect(const effect_descriptor_t *desc, 16256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_io_handle_t io, 16356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi uint32_t strategy, 16456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi int session, 16556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi int id); 16645ed3b053d9af2250f5ece9ee4e826905c3763a7François Gaffie virtual status_t unregisterEffect(int id) 16745ed3b053d9af2250f5ece9ee4e826905c3763a7François Gaffie { 16845ed3b053d9af2250f5ece9ee4e826905c3763a7François Gaffie return mEffects.unregisterEffect(id); 16945ed3b053d9af2250f5ece9ee4e826905c3763a7François Gaffie } 17045ed3b053d9af2250f5ece9ee4e826905c3763a7François Gaffie virtual status_t setEffectEnabled(int id, bool enabled) 17145ed3b053d9af2250f5ece9ee4e826905c3763a7François Gaffie { 17245ed3b053d9af2250f5ece9ee4e826905c3763a7François Gaffie return mEffects.setEffectEnabled(id, enabled); 17345ed3b053d9af2250f5ece9ee4e826905c3763a7François Gaffie } 17456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 17553615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie virtual bool isStreamActive(audio_stream_type_t stream, uint32_t inPastMs = 0) const 17653615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie { 17753615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie return mOutputs.isStreamActive(stream, inPastMs); 17853615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie } 17956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // return whether a stream is playing remotely, override to change the definition of 18056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // local/remote playback, used for instance by notification manager to not make 18156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // media players lose audio focus when not playing locally 18256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // For the base implementation, "remotely" means playing during screen mirroring which 18356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // uses an output for playback with a non-empty, non "0" address. 18453615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie virtual bool isStreamActiveRemotely(audio_stream_type_t stream, uint32_t inPastMs = 0) const 18553615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie { 18653615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie return mOutputs.isStreamActiveRemotely(stream, inPastMs); 18753615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie } 18856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual bool isSourceActive(audio_source_t source) const; 18956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 19056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual status_t dump(int fd); 19156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 19256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual bool isOffloadSupported(const audio_offload_info_t& offloadInfo); 19356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 19456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual status_t listAudioPorts(audio_port_role_t role, 19556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_port_type_t type, 19656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi unsigned int *num_ports, 19756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi struct audio_port *ports, 19856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi unsigned int *generation); 19956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual status_t getAudioPort(struct audio_port *port); 20056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual status_t createAudioPatch(const struct audio_patch *patch, 20156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_patch_handle_t *handle, 20256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi uid_t uid); 20356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual status_t releaseAudioPatch(audio_patch_handle_t handle, 20456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi uid_t uid); 20556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual status_t listAudioPatches(unsigned int *num_patches, 20656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi struct audio_patch *patches, 20756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi unsigned int *generation); 20856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual status_t setAudioPortConfig(const struct audio_port_config *config); 20956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual void clearAudioPatches(uid_t uid); 21056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 21156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual status_t acquireSoundTriggerSession(audio_session_t *session, 21256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_io_handle_t *ioHandle, 21356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_devices_t *device); 21456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 215df37269852ea92bafd939fe793209d0581c4a574François Gaffie virtual status_t releaseSoundTriggerSession(audio_session_t session) 216df37269852ea92bafd939fe793209d0581c4a574François Gaffie { 217df37269852ea92bafd939fe793209d0581c4a574François Gaffie return mSoundTriggerSessions.releaseSession(session); 218df37269852ea92bafd939fe793209d0581c4a574François Gaffie } 21956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 22056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual status_t registerPolicyMixes(Vector<AudioMix> mixes); 22156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual status_t unregisterPolicyMixes(Vector<AudioMix> mixes); 22256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 22356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // Audio policy configuration file parsing (audio_policy.conf) 22456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // TODO candidates to be moved to ConfigParsingUtils 22556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi void defaultAudioPolicyConfig(void); 22656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 2272110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie // return the strategy corresponding to a given stream type 2282110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie routing_strategy getStrategy(audio_stream_type_t stream) const; 2292110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie 2302110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie // From AudioPolicyManagerObserver 2312110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie virtual const AudioPatchCollection &getAudioPatches() const 2322110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie { 2332110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie return mAudioPatches; 2342110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie } 2352110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie virtual const SoundTriggerSessionCollection &getSoundTriggerSessionCollection() const 2362110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie { 2372110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie return mSoundTriggerSessions; 2382110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie } 2392110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie virtual const AudioPolicyMixCollection &getAudioPolicyMixCollection() const 2402110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie { 2412110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie return mPolicyMixes; 2422110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie } 2432110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie virtual const AudioOutputCollection &getOutputs() const 2442110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie { 2452110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie return mOutputs; 2462110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie } 2472110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie virtual const AudioInputCollection &getInputs() const 2482110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie { 2492110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie return mInputs; 2502110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie } 2512110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie virtual const DeviceVector &getAvailableOutputDevices() const 2522110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie { 2532110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie return mAvailableOutputDevices; 2542110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie } 2552110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie virtual const DeviceVector &getAvailableInputDevices() const 2562110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie { 2572110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie return mAvailableInputDevices; 2582110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie } 2592110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie virtual StreamDescriptorCollection &getStreamDescriptors() 2602110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie { 2612110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie return mStreams; 2622110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie } 2632110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie virtual const sp<DeviceDescriptor> &getDefaultOutputDevice() const 2642110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie { 2652110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie return mDefaultOutputDevice; 2662110e04cdfbf9ad85ce154ce5f778ee5ccfc95ebFrançois Gaffie } 26756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Triviprotected: 26856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi void addOutput(audio_io_handle_t output, sp<AudioOutputDescriptor> outputDesc); 26953615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie void removeOutput(audio_io_handle_t output); 27056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi void addInput(audio_io_handle_t input, sp<AudioInputDescriptor> inputDesc); 27156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 27256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // return appropriate device for streams handled by the specified strategy according to current 27356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // phone state, connected devices... 27456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // if fromCache is true, the device is returned from mDeviceForStrategy[], 27556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // otherwise it is determine by current state 27656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // (device connected,phone state, force use, a2dp output...) 27756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // This allows to: 27856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // 1 speed up process when the state is stable (when starting or stopping an output) 27956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // 2 access to either current device selection (fromCache == true) or 28056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // "future" device selection (fromCache == false) when called from a context 28156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // where conditions are changing (setDeviceConnectionState(), setPhoneState()...) AND 28256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // before updateDevicesAndOutputs() is called. 28356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual audio_devices_t getDeviceForStrategy(routing_strategy strategy, 28456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi bool fromCache); 28556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 286887a9ed4446cb451181c392a0e51a69914e58fbfJean-Michel Trivi bool isStrategyActive(const sp<AudioOutputDescriptor> outputDesc, routing_strategy strategy, 287887a9ed4446cb451181c392a0e51a69914e58fbfJean-Michel Trivi uint32_t inPastMs = 0, nsecs_t sysTime = 0) const; 288887a9ed4446cb451181c392a0e51a69914e58fbfJean-Michel Trivi 28956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // change the route of the specified output. Returns the number of ms we have slept to 29056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // allow new routing to take effect in certain cases. 29156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual uint32_t setOutputDevice(audio_io_handle_t output, 29256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_devices_t device, 29356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi bool force = false, 29456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi int delayMs = 0, 29556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_patch_handle_t *patchHandle = NULL, 29656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi const char* address = NULL); 29756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi status_t resetOutputDevice(audio_io_handle_t output, 29856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi int delayMs = 0, 29956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_patch_handle_t *patchHandle = NULL); 30056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi status_t setInputDevice(audio_io_handle_t input, 30156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_devices_t device, 30256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi bool force = false, 30356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_patch_handle_t *patchHandle = NULL); 30456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi status_t resetInputDevice(audio_io_handle_t input, 30556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_patch_handle_t *patchHandle = NULL); 30656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 30756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // select input device corresponding to requested audio source 30856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual audio_devices_t getDeviceForInputSource(audio_source_t inputSource); 30956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 31056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // compute the actual volume for a given stream according to the requested index and a particular 31156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // device 31256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual float computeVolume(audio_stream_type_t stream, int index, 31356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_io_handle_t output, audio_devices_t device); 31456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 31556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // check that volume change is permitted, compute and send new volume to audio hardware 31656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual status_t checkAndSetVolume(audio_stream_type_t stream, int index, 31756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_io_handle_t output, 31856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_devices_t device, 31956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi int delayMs = 0, bool force = false); 32056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 32156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // apply all stream volumes to the specified output and device 32256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi void applyStreamVolumes(audio_io_handle_t output, audio_devices_t device, int delayMs = 0, bool force = false); 32356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 32456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // Mute or unmute all streams handled by the specified strategy on the specified output 32556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi void setStrategyMute(routing_strategy strategy, 32656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi bool on, 32756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_io_handle_t output, 32856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi int delayMs = 0, 32956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_devices_t device = (audio_devices_t)0); 33056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 33156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // Mute or unmute the stream on the specified output 33256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi void setStreamMute(audio_stream_type_t stream, 33356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi bool on, 33456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_io_handle_t output, 33556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi int delayMs = 0, 33656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_devices_t device = (audio_devices_t)0); 33756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 33856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // handle special cases for sonification strategy while in call: mute streams or replace by 33956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // a special tone in the device used for communication 34056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi void handleIncallSonification(audio_stream_type_t stream, bool starting, bool stateChange); 34156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 342887a9ed4446cb451181c392a0e51a69914e58fbfJean-Michel Trivi audio_mode_t getPhoneState(); 343887a9ed4446cb451181c392a0e51a69914e58fbfJean-Michel Trivi 34456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // true if device is in a telephony or VoIP call 34556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual bool isInCall(); 34656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // true if given state represents a device in a telephony or VoIP call 34756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual bool isStateInCall(int state); 34856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 34956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // when a device is connected, checks if an open output can be routed 35056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // to this device. If none is open, tries to open one of the available outputs. 35156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // Returns an output suitable to this device or 0. 35256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // when a device is disconnected, checks if an output is not used any more and 35356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // returns its handle if any. 35456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // transfers the audio tracks and effects from one output thread to another accordingly. 35556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi status_t checkOutputsForDevice(const sp<DeviceDescriptor> devDesc, 35656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_policy_dev_state_t state, 35756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi SortedVector<audio_io_handle_t>& outputs, 35856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi const String8 address); 35956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 36056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi status_t checkInputsForDevice(audio_devices_t device, 36156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_policy_dev_state_t state, 36256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi SortedVector<audio_io_handle_t>& inputs, 36356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi const String8 address); 36456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 36556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // close an output and its companion duplicating output. 36656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi void closeOutput(audio_io_handle_t output); 36756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 36856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // close an input. 36956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi void closeInput(audio_io_handle_t input); 37056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 37156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // checks and if necessary changes outputs used for all strategies. 37256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // must be called every time a condition that affects the output choice for a given strategy 37356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // changes: connected device, phone state, force use... 37456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // Must be called before updateDevicesAndOutputs() 37556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi void checkOutputForStrategy(routing_strategy strategy); 37656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 37756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // Same as checkOutputForStrategy() but for a all strategies in order of priority 37856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi void checkOutputForAllStrategies(); 37956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 38056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // manages A2DP output suspend/restore according to phone state and BT SCO usage 38156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi void checkA2dpSuspend(); 38256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 38356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // selects the most appropriate device on output for current state 38456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // must be called every time a condition that affects the device choice for a given output is 38556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // changed: connected device, phone state, force use, output start, output stop.. 38656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // see getDeviceForStrategy() for the use of fromCache parameter 38756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_devices_t getNewOutputDevice(audio_io_handle_t output, bool fromCache); 38856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 38956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // updates cache of device used by all strategies (mDeviceForStrategy[]) 39056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // must be called every time a condition that affects the device choice for a given strategy is 39156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // changed: connected device, phone state, force use... 39256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // cached values are used by getDeviceForStrategy() if parameter fromCache is true. 39356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // Must be called after checkOutputForAllStrategies() 39456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi void updateDevicesAndOutputs(); 39556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 39656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // selects the most appropriate device on input for current state 39756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_devices_t getNewInputDevice(audio_io_handle_t input); 39856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 39945ed3b053d9af2250f5ece9ee4e826905c3763a7François Gaffie virtual uint32_t getMaxEffectsCpuLoad() 40045ed3b053d9af2250f5ece9ee4e826905c3763a7François Gaffie { 40145ed3b053d9af2250f5ece9ee4e826905c3763a7François Gaffie return mEffects.getMaxEffectsCpuLoad(); 40245ed3b053d9af2250f5ece9ee4e826905c3763a7François Gaffie } 40345ed3b053d9af2250f5ece9ee4e826905c3763a7François Gaffie 40445ed3b053d9af2250f5ece9ee4e826905c3763a7François Gaffie virtual uint32_t getMaxEffectsMemory() 40545ed3b053d9af2250f5ece9ee4e826905c3763a7François Gaffie { 40645ed3b053d9af2250f5ece9ee4e826905c3763a7François Gaffie return mEffects.getMaxEffectsMemory(); 40745ed3b053d9af2250f5ece9ee4e826905c3763a7François Gaffie } 40856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi#ifdef AUDIO_POLICY_TEST 40956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual bool threadLoop(); 41056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi void exit(); 41156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi int testOutputIndex(audio_io_handle_t output); 41256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi#endif //AUDIO_POLICY_TEST 41356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 41456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi SortedVector<audio_io_handle_t> getOutputsForDevice(audio_devices_t device, 41553615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie AudioOutputCollection openOutputs); 41656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi bool vectorsEqual(SortedVector<audio_io_handle_t>& outputs1, 41756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi SortedVector<audio_io_handle_t>& outputs2); 41856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 41956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // mute/unmute strategies using an incompatible device combination 42056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // if muting, wait for the audio in pcm buffer to be drained before proceeding 42156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // if unmuting, unmute only after the specified delay 42256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // Returns the number of ms waited 42356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi virtual uint32_t checkDeviceMuteStrategies(sp<AudioOutputDescriptor> outputDesc, 42456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_devices_t prevDevice, 42556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi uint32_t delayMs); 42656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 42756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_io_handle_t selectOutput(const SortedVector<audio_io_handle_t>& outputs, 42856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_output_flags_t flags, 42956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_format_t format); 43056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // samplingRate parameter is an in/out and so may be modified 43156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi sp<IOProfile> getInputProfile(audio_devices_t device, 43256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi String8 address, 43356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi uint32_t& samplingRate, 43456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_format_t format, 43556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_channel_mask_t channelMask, 43656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_input_flags_t flags); 43756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi sp<IOProfile> getProfileForDirectOutput(audio_devices_t device, 43856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi uint32_t samplingRate, 43956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_format_t format, 44056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_channel_mask_t channelMask, 44156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_output_flags_t flags); 44256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 44356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_io_handle_t selectOutputForEffects(const SortedVector<audio_io_handle_t>& outputs); 44456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 44553615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie virtual status_t addAudioPatch(audio_patch_handle_t handle, const sp<AudioPatch>& patch) 44653615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie { 44753615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie return mAudioPatches.addAudioPatch(handle, patch); 44853615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie } 44953615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie virtual status_t removeAudioPatch(audio_patch_handle_t handle) 45053615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie { 45153615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie return mAudioPatches.removeAudioPatch(handle); 45253615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie } 45356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 45453615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie audio_devices_t availablePrimaryOutputDevices() const 45553615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie { 45653615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie return mOutputs.getSupportedDevices(mPrimaryOutput) & mAvailableOutputDevices.types(); 45753615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie } 45853615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie audio_devices_t availablePrimaryInputDevices() const 45953615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie { 46053615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie return mAvailableInputDevices.getDevicesFromHwModule( 46153615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie mOutputs.valueFor(mPrimaryOutput)->getModuleHandle()); 46253615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie } 46356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 46456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi void updateCallRouting(audio_devices_t rxDevice, int delayMs = 0); 46556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 46656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi uid_t mUidCached; 46756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi AudioPolicyClientInterface *mpClientInterface; // audio policy client interface 46856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_io_handle_t mPrimaryOutput; // primary output handle 46956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // list of descriptors for outputs currently opened 47053615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie AudioOutputCollection mOutputs; 47156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // copy of mOutputs before setDeviceConnectionState() opens new outputs 47256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // reset to mOutputs when updateDevicesAndOutputs() is called. 47353615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie AudioOutputCollection mPreviousOutputs; 47453615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie AudioInputCollection mInputs; // list of input descriptors 47556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi DeviceVector mAvailableOutputDevices; // all available output devices 47656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi DeviceVector mAvailableInputDevices; // all available input devices 47756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 478dfd7409c1b708f6c429aa43722ca8493a91d8df0François Gaffie StreamDescriptorCollection mStreams; // stream descriptors for volume control 479dfd7409c1b708f6c429aa43722ca8493a91d8df0François Gaffie bool mLimitRingtoneVolume; // limit ringtone volume to music volume if headset connected 48056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_devices_t mDeviceForStrategy[NUM_STRATEGIES]; 481dfd7409c1b708f6c429aa43722ca8493a91d8df0François Gaffie float mLastVoiceVolume; // last voice volume value sent to audio HAL 48256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 48345ed3b053d9af2250f5ece9ee4e826905c3763a7François Gaffie EffectDescriptorCollection mEffects; // list of registered audio effects 48456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi bool mA2dpSuspended; // true if A2DP output is suspended 48556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi sp<DeviceDescriptor> mDefaultOutputDevice; // output device selected by default at boot time 48656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi bool mSpeakerDrcEnabled;// true on devices that use DRC on the DEVICE_CATEGORY_SPEAKER path 48756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // to boost soft sounds, used to adjust volume curves accordingly 48856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 48953615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie HwModuleCollection mHwModules; 49053615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie 49156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi volatile int32_t mAudioPortGeneration; 49256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 49353615e29c99c5e9d2ca77aaefd7bf5c770513120François Gaffie AudioPatchCollection mAudioPatches; 49456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 495df37269852ea92bafd939fe793209d0581c4a574François Gaffie SoundTriggerSessionCollection mSoundTriggerSessions; 49656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 49756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi sp<AudioPatch> mCallTxPatch; 49856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi sp<AudioPatch> mCallRxPatch; 49956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 50056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // for supporting "beacon" streams, i.e. streams that only play on speaker, and never 50156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // when something other than STREAM_TTS (a.k.a. "Transmitted Through Speaker") is playing 50256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi enum { 50356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi STARTING_OUTPUT, 50456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi STARTING_BEACON, 50556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi STOPPING_OUTPUT, 50656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi STOPPING_BEACON 50756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi }; 50856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi uint32_t mBeaconMuteRefCount; // ref count for stream that would mute beacon 50956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi uint32_t mBeaconPlayingRefCount;// ref count for the playing beacon streams 51056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi bool mBeaconMuted; // has STREAM_TTS been muted 51156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 512036e1e9126dcd496203434aa69e52115d8e730ccFrançois Gaffie AudioPolicyMixCollection mPolicyMixes; // list of registered mixes 51356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 51456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi#ifdef AUDIO_POLICY_TEST 51556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi Mutex mLock; 51656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi Condition mWaitWorkCV; 51756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 51856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi int mCurOutput; 51956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi bool mDirectOutput; 52056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_io_handle_t mTestOutputs[NUM_TEST_OUTPUTS]; 52156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi int mTestInput; 52256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi uint32_t mTestDevice; 52356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi uint32_t mTestSamplingRate; 52456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi uint32_t mTestFormat; 52556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi uint32_t mTestChannels; 52656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi uint32_t mTestLatencyMs; 52756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi#endif //AUDIO_POLICY_TEST 52856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 52956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi uint32_t nextAudioPortGeneration(); 530887a9ed4446cb451181c392a0e51a69914e58fbfJean-Michel Trivi 531887a9ed4446cb451181c392a0e51a69914e58fbfJean-Michel Trivi // Audio Policy Engine Interface. 532887a9ed4446cb451181c392a0e51a69914e58fbfJean-Michel Trivi AudioPolicyManagerInterface *mEngine; 53356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Triviprivate: 53456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // updates device caching and output for streams that can influence the 53556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // routing of notifications 53656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi void handleNotificationRoutingForStream(audio_stream_type_t stream); 53756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // find the outputs on a given output descriptor that have the given address. 53856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // to be called on an AudioOutputDescriptor whose supported devices (as defined 53956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // in mProfile->mSupportedDevices) matches the device whose address is to be matched. 54056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // see deviceDistinguishesOnAddress(audio_devices_t) for whether the device type is one 54156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // where addresses are used to distinguish between one connected device and another. 54256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi void findIoHandlesByAddress(sp<AudioOutputDescriptor> desc /*in*/, 54356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi const audio_devices_t device /*in*/, 54456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi const String8 address /*in*/, 54556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi SortedVector<audio_io_handle_t>& outputs /*out*/); 54656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi uint32_t curAudioPortGeneration() const { return mAudioPortGeneration; } 54756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // internal method to return the output handle for the given device and format 54856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_io_handle_t getOutputForDevice( 54956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_devices_t device, 55056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_session_t session, 55156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_stream_type_t stream, 55256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi uint32_t samplingRate, 55356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_format_t format, 55456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_channel_mask_t channelMask, 55556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_output_flags_t flags, 55656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi const audio_offload_info_t *offloadInfo); 55756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // internal function to derive a stream type value from audio attributes 55856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_stream_type_t streamTypefromAttributesInt(const audio_attributes_t *attr); 55956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // event is one of STARTING_OUTPUT, STARTING_BEACON, STOPPING_OUTPUT, STOPPING_BEACON 56056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // returns 0 if no mute/unmute event happened, the largest latency of the device where 56156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // the mute/unmute happened 56256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi uint32_t handleEventForBeacon(int event); 56356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi uint32_t setBeaconMute(bool mute); 56456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi bool isValidAttributes(const audio_attributes_t *paa); 56556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 56656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // select input device corresponding to requested audio source and return associated policy 56756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // mix if any. Calls getDeviceForInputSource(). 56856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_devices_t getDeviceAndMixForInputSource(audio_source_t inputSource, 56956ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi AudioMix **policyMix = NULL); 57056ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 57156ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi // Called by setDeviceConnectionState(). 57256ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi status_t setDeviceConnectionStateInt(audio_devices_t device, 57356ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi audio_policy_dev_state_t state, 57456ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi const char *device_address, 57556ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi const char *device_name); 57656ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi}; 57756ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi 57856ec4ffcbae8aeac6c5245fc7b825d02e2e6cefdJean-Michel Trivi}; 579