AudioPolicyManager.h revision eb108a4622825688b02d7afc981014d149913cd8
1391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt/* 2391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt * Copyright (C) 2009 The Android Open Source Project 3391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt * 4391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt * Licensed under the Apache License, Version 2.0 (the "License"); 5391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt * you may not use this file except in compliance with the License. 6391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt * You may obtain a copy of the License at 7391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt * 8391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt * http://www.apache.org/licenses/LICENSE-2.0 9391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt * 10391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt * Unless required by applicable law or agreed to in writing, software 11391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt * distributed under the License is distributed on an "AS IS" BASIS, 12391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt * See the License for the specific language governing permissions and 14391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt * limitations under the License. 15391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt */ 16cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt 17391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 18391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt#include <stdint.h> 19391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt#include <sys/types.h> 20391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt#include <cutils/config_utils.h> 21391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt#include <cutils/misc.h> 22391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt#include <utils/Timers.h> 23391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt#include <utils/Errors.h> 24391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt#include <utils/KeyedVector.h> 25391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt#include <utils/SortedVector.h> 26391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt#include "AudioPolicyInterface.h" 27391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 28391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 29391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidtnamespace android { 30391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 31391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt// ---------------------------------------------------------------------------- 32391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 33391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt// Attenuation applied to STRATEGY_SONIFICATION streams when a headset is connected: 6dB 34391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt#define SONIFICATION_HEADSET_VOLUME_FACTOR 0.5 35391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt// Min volume for STRATEGY_SONIFICATION streams when limited by music volume: -36dB 36391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt#define SONIFICATION_HEADSET_VOLUME_MIN 0.016 37391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt// Time in milliseconds during which we consider that music is still active after a music 38391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt// track was stopped - see computeVolume() 39391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt#define SONIFICATION_HEADSET_MUSIC_DELAY 5000 40391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt// Time in milliseconds after media stopped playing during which we consider that the 41391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt// sonification should be as unobtrusive as during the time media was playing. 42391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt#define SONIFICATION_RESPECTFUL_AFTER_MUSIC_DELAY 5000 43391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt// Time in milliseconds during witch some streams are muted while the audio path 44391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt// is switched 45391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt#define MUTE_TIME_MS 2000 46391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 47391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt#define NUM_TEST_OUTPUTS 5 48391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 49391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt#define NUM_VOL_CURVE_KNEES 2 50391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 51391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt// Default minimum length allowed for offloading a compressed track 52391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt// Can be overridden by the audio.offload.min.duration.secs property 53391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt#define OFFLOAD_DEFAULT_MIN_DURATION_SECS 60 54391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 55391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt// ---------------------------------------------------------------------------- 56391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt// AudioPolicyManager implements audio policy manager behavior common to all platforms. 57391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt// ---------------------------------------------------------------------------- 58391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 59391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidtclass AudioPolicyManager: public AudioPolicyInterface 60391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt#ifdef AUDIO_POLICY_TEST 61391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt , public Thread 62391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt#endif //AUDIO_POLICY_TEST 63391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt{ 64391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 65391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidtpublic: 66391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt AudioPolicyManager(AudioPolicyClientInterface *clientInterface); 67391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual ~AudioPolicyManager(); 68391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 69391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // AudioPolicyInterface 70391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual status_t setDeviceConnectionState(audio_devices_t device, 71391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_policy_dev_state_t state, 72391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt const char *device_address); 73391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual audio_policy_dev_state_t getDeviceConnectionState(audio_devices_t device, 74391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt const char *device_address); 75391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual void setPhoneState(audio_mode_t state); 76391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual void setForceUse(audio_policy_force_use_t usage, 77391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_policy_forced_cfg_t config); 78391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual audio_policy_forced_cfg_t getForceUse(audio_policy_force_use_t usage); 79391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual void setSystemProperty(const char* property, const char* value); 80391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual status_t initCheck(); 81391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual audio_io_handle_t getOutput(audio_stream_type_t stream, 82391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt uint32_t samplingRate, 83391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_format_t format, 84391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_channel_mask_t channelMask, 85391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_output_flags_t flags, 86391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt const audio_offload_info_t *offloadInfo); 87391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual status_t startOutput(audio_io_handle_t output, 88391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_stream_type_t stream, 89391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt int session = 0); 90391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual status_t stopOutput(audio_io_handle_t output, 91391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_stream_type_t stream, 92391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt int session = 0); 93391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual void releaseOutput(audio_io_handle_t output); 94391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual audio_io_handle_t getInput(audio_source_t inputSource, 95391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt uint32_t samplingRate, 96391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_format_t format, 97391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_channel_mask_t channelMask, 98391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_in_acoustics_t acoustics); 99391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 100391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // indicates to the audio policy manager that the input starts being used. 101391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual status_t startInput(audio_io_handle_t input); 102391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 103391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // indicates to the audio policy manager that the input stops being used. 104391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual status_t stopInput(audio_io_handle_t input); 105391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual void releaseInput(audio_io_handle_t input); 106391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual void closeAllInputs(); 107391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual void initStreamVolume(audio_stream_type_t stream, 108391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt int indexMin, 109391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt int indexMax); 110391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual status_t setStreamVolumeIndex(audio_stream_type_t stream, 111391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt int index, 112391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_devices_t device); 113391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual status_t getStreamVolumeIndex(audio_stream_type_t stream, 114391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt int *index, 115391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_devices_t device); 116391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 117391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // return the strategy corresponding to a given stream type 118391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual uint32_t getStrategyForStream(audio_stream_type_t stream); 119391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 120391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // return the enabled output devices for the given stream type 121391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual audio_devices_t getDevicesForStream(audio_stream_type_t stream); 122391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 123391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual audio_io_handle_t getOutputForEffect(const effect_descriptor_t *desc = NULL); 124391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual status_t registerEffect(const effect_descriptor_t *desc, 125391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_io_handle_t io, 126391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt uint32_t strategy, 127391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt int session, 128391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt int id); 129391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual status_t unregisterEffect(int id); 130391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual status_t setEffectEnabled(int id, bool enabled); 131391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 132391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual bool isStreamActive(audio_stream_type_t stream, uint32_t inPastMs = 0) const; 133391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // return whether a stream is playing remotely, override to change the definition of 134391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // local/remote playback, used for instance by notification manager to not make 135391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // media players lose audio focus when not playing locally 136391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual bool isStreamActiveRemotely(audio_stream_type_t stream, uint32_t inPastMs = 0) const; 137391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual bool isSourceActive(audio_source_t source) const; 138391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 139391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual status_t dump(int fd); 140391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 141391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual bool isOffloadSupported(const audio_offload_info_t& offloadInfo); 142391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 143391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual status_t listAudioPorts(audio_port_role_t role, 144391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_port_type_t type, 145391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt unsigned int *num_ports, 146391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt struct audio_port *ports, 147391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt unsigned int *generation); 148391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual status_t getAudioPort(struct audio_port *port); 149391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual status_t createAudioPatch(const struct audio_patch *patch, 150391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_patch_handle_t *handle, 151391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt uid_t uid); 152391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual status_t releaseAudioPatch(audio_patch_handle_t handle, 153391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt uid_t uid); 154391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual status_t listAudioPatches(unsigned int *num_patches, 155391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt struct audio_patch *patches, 156391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt unsigned int *generation); 157391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual status_t setAudioPortConfig(const struct audio_port_config *config); 158391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual void clearAudioPatches(uid_t uid); 159391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 160391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidtprotected: 161391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 162391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt enum routing_strategy { 163391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt STRATEGY_MEDIA, 164391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt STRATEGY_PHONE, 165391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt STRATEGY_SONIFICATION, 166391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt STRATEGY_SONIFICATION_RESPECTFUL, 167391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt STRATEGY_DTMF, 168391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt STRATEGY_ENFORCED_AUDIBLE, 169391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt NUM_STRATEGIES 170391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt }; 171391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 172391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // 4 points to define the volume attenuation curve, each characterized by the volume 173391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // index (from 0 to 100) at which they apply, and the attenuation in dB at that index. 174391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // we use 100 steps to avoid rounding errors when computing the volume in volIndexToAmpl() 175391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 176391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt enum { VOLMIN = 0, VOLKNEE1 = 1, VOLKNEE2 = 2, VOLMAX = 3, VOLCNT = 4}; 177391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 178391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt class VolumeCurvePoint 179391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt { 180391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt public: 181391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt int mIndex; 182391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt float mDBAttenuation; 183391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt }; 184391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 185391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // device categories used for volume curve management. 186391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt enum device_category { 187391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt DEVICE_CATEGORY_HEADSET, 188391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt DEVICE_CATEGORY_SPEAKER, 189391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt DEVICE_CATEGORY_EARPIECE, 190391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt DEVICE_CATEGORY_CNT 191391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt }; 192391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 193391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt class HwModule; 194391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 195391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt class AudioGain: public RefBase 196391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt { 197391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt public: 198391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt AudioGain(int index, bool useInChannelMask); 199391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual ~AudioGain() {} 200391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 201391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void dump(int fd, int spaces, int index) const; 202391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 203391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void getDefaultConfig(struct audio_gain_config *config); 204391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt status_t checkConfig(const struct audio_gain_config *config); 205391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt int mIndex; 206391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt struct audio_gain mGain; 207391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt bool mUseInChannelMask; 208391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt }; 209391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 210391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt class AudioPort: public virtual RefBase 211391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt { 212391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt public: 213391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt AudioPort(const String8& name, audio_port_type_t type, 214391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_port_role_t role, const sp<HwModule>& module); 215391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual ~AudioPort() {} 216391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 217391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual void toAudioPort(struct audio_port *port) const; 218391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 219391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void loadSamplingRates(char *name); 220391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void loadFormats(char *name); 221391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void loadOutChannels(char *name); 222391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void loadInChannels(char *name); 223391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 224391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_gain_mode_t loadGainMode(char *name); 225391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void loadGain(cnode *root, int index); 226391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void loadGains(cnode *root); 227391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 228391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt status_t checkSamplingRate(uint32_t samplingRate) const; 229391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt status_t checkChannelMask(audio_channel_mask_t channelMask) const; 230391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt status_t checkFormat(audio_format_t format) const; 231391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt status_t checkGain(const struct audio_gain_config *gainConfig, int index) const; 232391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 233391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void dump(int fd, int spaces) const; 234391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 235391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt String8 mName; 236391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_port_type_t mType; 237391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_port_role_t mRole; 238391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt bool mUseInChannelMask; 239391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // by convention, "0' in the first entry in mSamplingRates, mChannelMasks or mFormats 240391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // indicates the supported parameters should be read from the output stream 241391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // after it is opened for the first time 242391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt Vector <uint32_t> mSamplingRates; // supported sampling rates 243391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt Vector <audio_channel_mask_t> mChannelMasks; // supported channel masks 244391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt Vector <audio_format_t> mFormats; // supported audio formats 245391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt Vector < sp<AudioGain> > mGains; // gain controllers 246391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt sp<HwModule> mModule; // audio HW module exposing this I/O stream 247391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt }; 248391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 249391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt class AudioPortConfig: public virtual RefBase 250391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt { 251391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt public: 252391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt AudioPortConfig(); 253391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual ~AudioPortConfig() {} 254391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 255391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt status_t applyAudioPortConfig(const struct audio_port_config *config, 256391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt struct audio_port_config *backupConfig = NULL); 257391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual void toAudioPortConfig(struct audio_port_config *dstConfig, 258391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt const struct audio_port_config *srcConfig = NULL) const = 0; 259391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt sp<AudioPort> mAudioPort; 260391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt uint32_t mSamplingRate; 261391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_format_t mFormat; 262391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_channel_mask_t mChannelMask; 263391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt struct audio_gain_config mGain; 264391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt }; 265391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 266391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 267391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt class AudioPatch: public RefBase 268391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt { 269391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt public: 270391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt AudioPatch(audio_patch_handle_t handle, 271391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt const struct audio_patch *patch, uid_t uid) : 272391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt mHandle(handle), mPatch(*patch), mUid(uid), mAfPatchHandle(0) {} 273391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 274391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_patch_handle_t mHandle; 275391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt struct audio_patch mPatch; 276391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt uid_t mUid; 277391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_patch_handle_t mAfPatchHandle; 278391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt }; 279391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 280391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt class DeviceDescriptor: public AudioPort, public AudioPortConfig 281391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt { 282391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt public: 283fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt DeviceDescriptor(const String8& name, audio_devices_t type); 284391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 285391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual ~DeviceDescriptor() {} 286391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 2872ac5f6049e74103a8fe8e9c78b330020081d7df4Dmitry Shmidt bool equals(const sp<DeviceDescriptor>& other) const; 288391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual void toAudioPortConfig(struct audio_port_config *dstConfig, 289391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt const struct audio_port_config *srcConfig = NULL) const; 290391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 291391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual void toAudioPort(struct audio_port *port) const; 292391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 293391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt status_t dump(int fd, int spaces, int index) const; 294391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 295391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_devices_t mDeviceType; 296391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt String8 mAddress; 297391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_channel_mask_t mChannelMask; 298391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_port_handle_t mId; 299391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt }; 300391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 301391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt class DeviceVector : public SortedVector< sp<DeviceDescriptor> > 302391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt { 303391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt public: 304391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt DeviceVector() : SortedVector(), mDeviceTypes(AUDIO_DEVICE_NONE) {} 305391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 306391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt ssize_t add(const sp<DeviceDescriptor>& item); 307391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt ssize_t remove(const sp<DeviceDescriptor>& item); 308391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt ssize_t indexOf(const sp<DeviceDescriptor>& item) const; 309391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 310391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_devices_t types() const { return mDeviceTypes; } 311391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 312391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void loadDevicesFromType(audio_devices_t types); 313391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void loadDevicesFromName(char *name, const DeviceVector& declaredDevices); 314391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 315391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt sp<DeviceDescriptor> getDevice(audio_devices_t type, String8 address) const; 316391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt DeviceVector getDevicesFromType(audio_devices_t types) const; 317391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt sp<DeviceDescriptor> getDeviceFromId(audio_port_handle_t id) const; 318391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt sp<DeviceDescriptor> getDeviceFromName(const String8& name) const; 319391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 320391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt private: 321391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void refreshTypes(); 322391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_devices_t mDeviceTypes; 323391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt }; 324391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 325391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // the IOProfile class describes the capabilities of an output or input stream. 326391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // It is currently assumed that all combination of listed parameters are supported. 327391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // It is used by the policy manager to determine if an output or input is suitable for 328391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // a given use case, open/close it accordingly and connect/disconnect audio tracks 329391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // to/from it. 330391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt class IOProfile : public AudioPort 331391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt { 332391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt public: 333391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt IOProfile(const String8& name, audio_port_role_t role, const sp<HwModule>& module); 334391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual ~IOProfile(); 335391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 336391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt bool isCompatibleProfile(audio_devices_t device, 337391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt uint32_t samplingRate, 338391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_format_t format, 339391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_channel_mask_t channelMask, 340391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_output_flags_t flags) const; 341391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 342391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void dump(int fd); 343391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void log(); 344391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 345391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt DeviceVector mSupportedDevices; // supported devices 346391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // (devices this output can be routed to) 347391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_output_flags_t mFlags; // attribute flags (e.g primary output, 348391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // direct output...). For outputs only. 349391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt }; 350391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 351391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt class HwModule : public RefBase{ 352391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt public: 353391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt HwModule(const char *name); 354391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt ~HwModule(); 355391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 356391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt status_t loadOutput(cnode *root); 357391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt status_t loadInput(cnode *root); 358391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt status_t loadDevice(cnode *root); 359391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 360391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void dump(int fd); 361391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 362391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt const char *const mName; // base name of the audio HW module (primary, a2dp ...) 36368d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt uint32_t mHalVersion; // audio HAL API version 364391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_module_handle_t mHandle; 365391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt Vector < sp<IOProfile> > mOutputProfiles; // output profiles exposed by this module 366391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt Vector < sp<IOProfile> > mInputProfiles; // input profiles exposed by this module 367391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt DeviceVector mDeclaredDevices; // devices declared in audio_policy.conf 368391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 369391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt }; 370391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 371a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt // default volume curve 372a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt static const VolumeCurvePoint sDefaultVolumeCurve[AudioPolicyManager::VOLCNT]; 373a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt // default volume curve for media strategy 374a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt static const VolumeCurvePoint sDefaultMediaVolumeCurve[AudioPolicyManager::VOLCNT]; 375a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt // volume curve for media strategy on speakers 376a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt static const VolumeCurvePoint sSpeakerMediaVolumeCurve[AudioPolicyManager::VOLCNT]; 377a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt // volume curve for sonification strategy on speakers 378a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt static const VolumeCurvePoint sSpeakerSonificationVolumeCurve[AudioPolicyManager::VOLCNT]; 379a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt static const VolumeCurvePoint sSpeakerSonificationVolumeCurveDrc[AudioPolicyManager::VOLCNT]; 380a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt static const VolumeCurvePoint sDefaultSystemVolumeCurve[AudioPolicyManager::VOLCNT]; 381a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt static const VolumeCurvePoint sDefaultSystemVolumeCurveDrc[AudioPolicyManager::VOLCNT]; 382a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt static const VolumeCurvePoint sHeadsetSystemVolumeCurve[AudioPolicyManager::VOLCNT]; 383a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt static const VolumeCurvePoint sDefaultVoiceVolumeCurve[AudioPolicyManager::VOLCNT]; 384391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt static const VolumeCurvePoint sSpeakerVoiceVolumeCurve[AudioPolicyManager::VOLCNT]; 385391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // default volume curves per stream and device category. See initializeVolumeCurves() 386391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt static const VolumeCurvePoint *sVolumeProfiles[AUDIO_STREAM_CNT][DEVICE_CATEGORY_CNT]; 387391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 388391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // descriptor for audio outputs. Used to maintain current configuration of each opened audio output 389391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // and keep track of the usage of this output by each audio stream type. 390391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt class AudioOutputDescriptor: public AudioPortConfig 391391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt { 392391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt public: 393391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt AudioOutputDescriptor(const sp<IOProfile>& profile); 394391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 395391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt status_t dump(int fd); 396391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 397391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_devices_t device() const; 398391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void changeRefCount(audio_stream_type_t stream, int delta); 399391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 400391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt bool isDuplicated() const { return (mOutput1 != NULL && mOutput2 != NULL); } 401391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_devices_t supportedDevices(); 402391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt uint32_t latency(); 403391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt bool sharesHwModuleWith(const sp<AudioOutputDescriptor> outputDesc); 404391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt bool isActive(uint32_t inPastMs = 0) const; 405391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt bool isStreamActive(audio_stream_type_t stream, 4064ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt uint32_t inPastMs = 0, 4074ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt nsecs_t sysTime = 0) const; 4084ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt bool isStrategyActive(routing_strategy strategy, 4094ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt uint32_t inPastMs = 0, 4104ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt nsecs_t sysTime = 0) const; 4114ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt 4124ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt virtual void toAudioPortConfig(struct audio_port_config *dstConfig, 4134ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt const struct audio_port_config *srcConfig = NULL) const; 4144ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt void toAudioPort(struct audio_port *port) const; 4154ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt 4164ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt audio_port_handle_t mId; 4174ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt audio_io_handle_t mIoHandle; // output handle 4184ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt uint32_t mLatency; // 4194ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt audio_output_flags_t mFlags; // 4204ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt audio_devices_t mDevice; // current device this output is routed to 4214ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt audio_patch_handle_t mPatchHandle; 4224ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt uint32_t mRefCount[AUDIO_STREAM_CNT]; // number of streams of each type using this output 4234ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt nsecs_t mStopTime[AUDIO_STREAM_CNT]; 424391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt sp<AudioOutputDescriptor> mOutput1; // used by duplicated outputs: first output 425391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt sp<AudioOutputDescriptor> mOutput2; // used by duplicated outputs: second output 426391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt float mCurVolume[AUDIO_STREAM_CNT]; // current stream volume 427391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt int mMuteCount[AUDIO_STREAM_CNT]; // mute request counter 4284ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt const sp<IOProfile> mProfile; // I/O profile this output derives from 429391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt bool mStrategyMutedByDevice[NUM_STRATEGIES]; // strategies muted because of incompatible 430391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // device selection. See checkDeviceMuteStrategies() 431391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt uint32_t mDirectOpenCount; // number of clients using this output (direct outputs only) 432391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt }; 433391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 434391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // descriptor for audio inputs. Used to maintain current configuration of each opened audio input 4354ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt // and keep track of the usage of this input. 4364ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt class AudioInputDescriptor: public AudioPortConfig 4374ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt { 4384ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt public: 439391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt AudioInputDescriptor(const sp<IOProfile>& profile); 440391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 4414ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt status_t dump(int fd); 4424ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt 4434ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt audio_port_handle_t mId; 4444ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt audio_io_handle_t mIoHandle; // input handle 4454ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt audio_devices_t mDevice; // current device this input is routed to 4464ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt audio_patch_handle_t mPatchHandle; 4474ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt uint32_t mRefCount; // number of AudioRecord clients using this output 4484ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt audio_source_t mInputSource; // input source selected by application (mediarecorder.h) 4494ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt const sp<IOProfile> mProfile; // I/O profile this output derives from 4504ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt 4514ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt virtual void toAudioPortConfig(struct audio_port_config *dstConfig, 4524ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt const struct audio_port_config *srcConfig = NULL) const; 4534ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt void toAudioPort(struct audio_port *port) const; 454391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt }; 455391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 456391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // stream descriptor used for volume control 457391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt class StreamDescriptor 458391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt { 459391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt public: 460391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt StreamDescriptor(); 461391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 462391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt int getVolumeIndex(audio_devices_t device); 463391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void dump(int fd); 464391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 465391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt int mIndexMin; // min volume index 466391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt int mIndexMax; // max volume index 467391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt KeyedVector<audio_devices_t, int> mIndexCur; // current volume index per device 468391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt bool mCanBeMuted; // true is the stream can be muted 469391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 470391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt const VolumeCurvePoint *mVolumeCurve[DEVICE_CATEGORY_CNT]; 471391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt }; 472391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 473391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // stream descriptor used for volume control 474391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt class EffectDescriptor : public RefBase 475391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt { 476391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt public: 477391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 478391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt status_t dump(int fd); 479391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 480391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt int mIo; // io the effect is attached to 481391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt routing_strategy mStrategy; // routing strategy the effect is associated to 482391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt int mSession; // audio session the effect is on 483391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt effect_descriptor_t mDesc; // effect descriptor 484391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt bool mEnabled; // enabled state: CPU load being used or not 485391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt }; 486391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 487391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void addOutput(audio_io_handle_t output, sp<AudioOutputDescriptor> outputDesc); 488391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void addInput(audio_io_handle_t input, sp<AudioInputDescriptor> inputDesc); 489391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 4904ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt // return the strategy corresponding to a given stream type 491391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt static routing_strategy getStrategy(audio_stream_type_t stream); 492391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 493391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // return appropriate device for streams handled by the specified strategy according to current 494391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // phone state, connected devices... 495391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // if fromCache is true, the device is returned from mDeviceForStrategy[], 496391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // otherwise it is determine by current state 497391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // (device connected,phone state, force use, a2dp output...) 498391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // This allows to: 499391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // 1 speed up process when the state is stable (when starting or stopping an output) 500391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // 2 access to either current device selection (fromCache == true) or 501391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // "future" device selection (fromCache == false) when called from a context 502391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // where conditions are changing (setDeviceConnectionState(), setPhoneState()...) AND 503391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // before updateDevicesAndOutputs() is called. 504391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual audio_devices_t getDeviceForStrategy(routing_strategy strategy, 505391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt bool fromCache); 506391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 507391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // change the route of the specified output. Returns the number of ms we have slept to 508391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // allow new routing to take effect in certain cases. 509391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt uint32_t setOutputDevice(audio_io_handle_t output, 5104ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt audio_devices_t device, 5114ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt bool force = false, 512391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt int delayMs = 0, 513391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_patch_handle_t *patchHandle = NULL); 514391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt status_t resetOutputDevice(audio_io_handle_t output, 515391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt int delayMs = 0, 516391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_patch_handle_t *patchHandle = NULL); 517391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt status_t setInputDevice(audio_io_handle_t input, 518391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_devices_t device, 519391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt bool force = false, 520391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_patch_handle_t *patchHandle = NULL); 521391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt status_t resetInputDevice(audio_io_handle_t input, 522391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_patch_handle_t *patchHandle = NULL); 523391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 524391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // select input device corresponding to requested audio source 525391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual audio_devices_t getDeviceForInputSource(audio_source_t inputSource); 526391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 527391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // return io handle of active input or 0 if no input is active 528391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // Only considers inputs from physical devices (e.g. main mic, headset mic) when 529391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // ignoreVirtualInputs is true. 530391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_io_handle_t getActiveInput(bool ignoreVirtualInputs = true); 531391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 532391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // initialize volume curves for each strategy and device category 533391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void initializeVolumeCurves(); 534391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 535391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // compute the actual volume for a given stream according to the requested index and a particular 536391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // device 537391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual float computeVolume(audio_stream_type_t stream, int index, 538391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_io_handle_t output, audio_devices_t device); 539391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 540391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // check that volume change is permitted, compute and send new volume to audio hardware 541391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt status_t checkAndSetVolume(audio_stream_type_t stream, int index, audio_io_handle_t output, 542391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_devices_t device, int delayMs = 0, bool force = false); 5434ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt 544391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // apply all stream volumes to the specified output and device 545391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void applyStreamVolumes(audio_io_handle_t output, audio_devices_t device, int delayMs = 0, bool force = false); 5464ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt 547391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // Mute or unmute all streams handled by the specified strategy on the specified output 548391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void setStrategyMute(routing_strategy strategy, 549391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt bool on, 550391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_io_handle_t output, 551391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt int delayMs = 0, 552391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_devices_t device = (audio_devices_t)0); 553391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 554391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // Mute or unmute the stream on the specified output 555391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void setStreamMute(audio_stream_type_t stream, 556391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt bool on, 557391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_io_handle_t output, 558a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt int delayMs = 0, 559a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt audio_devices_t device = (audio_devices_t)0); 560a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt 561a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt // handle special cases for sonification strategy while in call: mute streams or replace by 562a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt // a special tone in the device used for communication 563a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt void handleIncallSonification(audio_stream_type_t stream, bool starting, bool stateChange); 564a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt 565a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt // true if device is in a telephony or VoIP call 566a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt virtual bool isInCall(); 5674ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt 5684ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt // true if given state represents a device in a telephony or VoIP call 5694ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt virtual bool isStateInCall(int state); 570391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 571391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // when a device is connected, checks if an open output can be routed 572391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // to this device. If none is open, tries to open one of the available outputs. 573391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // Returns an output suitable to this device or 0. 574391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // when a device is disconnected, checks if an output is not used any more and 575391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // returns its handle if any. 5764ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt // transfers the audio tracks and effects from one output thread to another accordingly. 5774ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt status_t checkOutputsForDevice(audio_devices_t device, 578391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_policy_dev_state_t state, 579391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt SortedVector<audio_io_handle_t>& outputs, 580391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt const String8 address); 581391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 582391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt status_t checkInputsForDevice(audio_devices_t device, 583391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_policy_dev_state_t state, 584391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt SortedVector<audio_io_handle_t>& inputs, 585391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt const String8 address); 586391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 587391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // close an output and its companion duplicating output. 588391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void closeOutput(audio_io_handle_t output); 589391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 590391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // checks and if necessary changes outputs used for all strategies. 591391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // must be called every time a condition that affects the output choice for a given strategy 592391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // changes: connected device, phone state, force use... 593391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // Must be called before updateDevicesAndOutputs() 594391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void checkOutputForStrategy(routing_strategy strategy); 595391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 5964ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt // Same as checkOutputForStrategy() but for a all strategies in order of priority 597391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void checkOutputForAllStrategies(); 598391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 599391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // manages A2DP output suspend/restore according to phone state and BT SCO usage 600391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void checkA2dpSuspend(); 6014ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt 602391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // returns the A2DP output handle if it is open or 0 otherwise 603391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_io_handle_t getA2dpOutput(); 604391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 605391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // selects the most appropriate device on output for current state 6064ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt // must be called every time a condition that affects the device choice for a given output is 607391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // changed: connected device, phone state, force use, output start, output stop.. 608391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // see getDeviceForStrategy() for the use of fromCache parameter 609391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_devices_t getNewOutputDevice(audio_io_handle_t output, bool fromCache); 610391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 6114ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt // updates cache of device used by all strategies (mDeviceForStrategy[]) 612391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // must be called every time a condition that affects the device choice for a given strategy is 613391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // changed: connected device, phone state, force use... 614391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // cached values are used by getDeviceForStrategy() if parameter fromCache is true. 615391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // Must be called after checkOutputForAllStrategies() 616391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void updateDevicesAndOutputs(); 617391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 618391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // selects the most appropriate device on input for current state 6194ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt audio_devices_t getNewInputDevice(audio_io_handle_t input); 6204ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt 621391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual uint32_t getMaxEffectsCpuLoad(); 622391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt virtual uint32_t getMaxEffectsMemory(); 623391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt#ifdef AUDIO_POLICY_TEST 6244ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt virtual bool threadLoop(); 6254ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt void exit(); 6264ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt int testOutputIndex(audio_io_handle_t output); 6274ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt#endif //AUDIO_POLICY_TEST 628391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 629391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt status_t setEffectEnabled(const sp<EffectDescriptor>& effectDesc, bool enabled); 6304ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt 631391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // returns the category the device belongs to with regard to volume curve management 632391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt static device_category getDeviceCategory(audio_devices_t device); 6334ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt 6344ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt // extract one device relevant for volume control from multiple device selection 635391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt static audio_devices_t getDeviceForVolume(audio_devices_t device); 6364ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt 637391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt SortedVector<audio_io_handle_t> getOutputsForDevice(audio_devices_t device, 638391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt DefaultKeyedVector<audio_io_handle_t, sp<AudioOutputDescriptor> > openOutputs); 639391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt bool vectorsEqual(SortedVector<audio_io_handle_t>& outputs1, 640391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt SortedVector<audio_io_handle_t>& outputs2); 641391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 642b36ed7cd946148d829f311de8fe53ea3ffaaffe3Dmitry Shmidt // mute/unmute strategies using an incompatible device combination 643b36ed7cd946148d829f311de8fe53ea3ffaaffe3Dmitry Shmidt // if muting, wait for the audio in pcm buffer to be drained before proceeding 644391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // if unmuting, unmute only after the specified delay 645391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // Returns the number of ms waited 646391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt uint32_t checkDeviceMuteStrategies(sp<AudioOutputDescriptor> outputDesc, 647391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_devices_t prevDevice, 648b36ed7cd946148d829f311de8fe53ea3ffaaffe3Dmitry Shmidt uint32_t delayMs); 649391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 650391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_io_handle_t selectOutput(const SortedVector<audio_io_handle_t>& outputs, 651b36ed7cd946148d829f311de8fe53ea3ffaaffe3Dmitry Shmidt audio_output_flags_t flags); 652391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt sp<IOProfile> getInputProfile(audio_devices_t device, 653391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt uint32_t samplingRate, 654391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_format_t format, 655391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_channel_mask_t channelMask); 656391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt sp<IOProfile> getProfileForDirectOutput(audio_devices_t device, 657b36ed7cd946148d829f311de8fe53ea3ffaaffe3Dmitry Shmidt uint32_t samplingRate, 658391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_format_t format, 659b36ed7cd946148d829f311de8fe53ea3ffaaffe3Dmitry Shmidt audio_channel_mask_t channelMask, 660b36ed7cd946148d829f311de8fe53ea3ffaaffe3Dmitry Shmidt audio_output_flags_t flags); 661b36ed7cd946148d829f311de8fe53ea3ffaaffe3Dmitry Shmidt 662391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_io_handle_t selectOutputForEffects(const SortedVector<audio_io_handle_t>& outputs); 663391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 664391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt bool isNonOffloadableEffectEnabled(); 665391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 666391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt status_t addAudioPatch(audio_patch_handle_t handle, 667391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt const sp<AudioPatch>& patch); 668391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt status_t removeAudioPatch(audio_patch_handle_t handle); 669391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 670391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt sp<AudioOutputDescriptor> getOutputFromId(audio_port_handle_t id) const; 671391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt sp<AudioInputDescriptor> getInputFromId(audio_port_handle_t id) const; 672391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt sp<HwModule> getModuleForDevice(audio_devices_t device) const; 673391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt sp<HwModule> getModuleFromName(const char *name) const; 674391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // 675391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // Audio policy configuration file parsing (audio_policy.conf) 676391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // 677391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt static uint32_t stringToEnum(const struct StringToEnum *table, 678391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt size_t size, 679391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt const char *name); 680391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt static const char *enumToString(const struct StringToEnum *table, 681391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt size_t size, 682391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt uint32_t value); 683391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt static bool stringToBool(const char *value); 684391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt static audio_output_flags_t parseFlagNames(char *name); 685391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt static audio_devices_t parseDeviceNames(char *name); 686391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void loadHwModule(cnode *root); 687391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void loadHwModules(cnode *root); 688391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void loadGlobalConfig(cnode *root, const sp<HwModule>& module); 689391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt status_t loadAudioPolicyConfig(const char *path); 690391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void defaultAudioPolicyConfig(void); 691391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 692391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 693391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt uid_t mUidCached; 694391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt AudioPolicyClientInterface *mpClientInterface; // audio policy client interface 695391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_io_handle_t mPrimaryOutput; // primary output handle 696391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // list of descriptors for outputs currently opened 697391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt DefaultKeyedVector<audio_io_handle_t, sp<AudioOutputDescriptor> > mOutputs; 698391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // copy of mOutputs before setDeviceConnectionState() opens new outputs 699391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // reset to mOutputs when updateDevicesAndOutputs() is called. 700391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt DefaultKeyedVector<audio_io_handle_t, sp<AudioOutputDescriptor> > mPreviousOutputs; 701391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt DefaultKeyedVector<audio_io_handle_t, sp<AudioInputDescriptor> > mInputs; // list of input descriptors 702391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt DeviceVector mAvailableOutputDevices; // all available output devices 703391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt DeviceVector mAvailableInputDevices; // all available input devices 704391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt int mPhoneState; // current phone state 705391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_policy_forced_cfg_t mForceUse[AUDIO_POLICY_FORCE_USE_CNT]; // current forced use configuration 706391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 707391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt StreamDescriptor mStreams[AUDIO_STREAM_CNT]; // stream descriptors for volume control 708391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt bool mLimitRingtoneVolume; // limit ringtone volume to music volume if headset connected 709391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_devices_t mDeviceForStrategy[NUM_STRATEGIES]; 710391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt float mLastVoiceVolume; // last voice volume value sent to audio HAL 711391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 712391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // Maximum CPU load allocated to audio effects in 0.1 MIPS (ARMv5TE, 0 WS memory) units 7134ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt static const uint32_t MAX_EFFECTS_CPU_LOAD = 1000; 714391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // Maximum memory allocated to audio effects in KB 715391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt static const uint32_t MAX_EFFECTS_MEMORY = 512; 716391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt uint32_t mTotalEffectsCpuLoad; // current CPU load used by effects 717391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt uint32_t mTotalEffectsMemory; // current memory used by effects 718391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt KeyedVector<int, sp<EffectDescriptor> > mEffects; // list of registered audio effects 719391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt bool mA2dpSuspended; // true if A2DP output is suspended 720391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt sp<DeviceDescriptor> mDefaultOutputDevice; // output device selected by default at boot time 721391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt bool mSpeakerDrcEnabled;// true on devices that use DRC on the DEVICE_CATEGORY_SPEAKER path 7224ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt // to boost soft sounds, used to adjust volume curves accordingly 7234ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt 724391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt Vector < sp<HwModule> > mHwModules; 725391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt volatile int32_t mNextUniqueId; 726391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt volatile int32_t mAudioPortGeneration; 727391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 7284ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt DefaultKeyedVector<audio_patch_handle_t, sp<AudioPatch> > mAudioPatches; 729391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 730391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt#ifdef AUDIO_POLICY_TEST 731391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt Mutex mLock; 732391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt Condition mWaitWorkCV; 7334ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt 7344ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt int mCurOutput; 7354ce9c87407c036fc83eb5a6044ddf976c86f53fcDmitry Shmidt bool mDirectOutput; 736391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt audio_io_handle_t mTestOutputs[NUM_TEST_OUTPUTS]; 737391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt int mTestInput; 738391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt uint32_t mTestDevice; 739391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt uint32_t mTestSamplingRate; 740391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt uint32_t mTestFormat; 741391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt uint32_t mTestChannels; 742391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt uint32_t mTestLatencyMs; 743391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt#endif //AUDIO_POLICY_TEST 744391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 745391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidtprivate: 746391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt static float volIndexToAmpl(audio_devices_t device, const StreamDescriptor& streamDesc, 747391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt int indexInUi); 748391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // updates device caching and output for streams that can influence the 749391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // routing of notifications 750391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt void handleNotificationRoutingForStream(audio_stream_type_t stream); 751391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt static bool isVirtualInputDevice(audio_devices_t device); 75215907098d1f67c24bb000e593e279af173cf57d7Dmitry Shmidt uint32_t nextUniqueId(); 753391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt uint32_t nextAudioPortGeneration(); 754391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt uint32_t curAudioPortGeneration() const { return mAudioPortGeneration; } 755391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt // converts device address to string sent to audio HAL via setParameters 756391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt static String8 addressToParameter(audio_devices_t device, const String8 address); 757391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt}; 758391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 759cce06667447b5aec83452adb0c15100ada531095Dmitry Shmidt}; 760391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt