diff options
author | Jean-Michel Trivi <jmtrivi@google.com> | 2015-04-01 22:39:51 +0000 |
---|---|---|
committer | Android (Google) Code Review <android-gerrit@google.com> | 2015-04-01 22:39:52 +0000 |
commit | da2246b54e3eed9e9366c98688b19f997d869e79 (patch) | |
tree | d771c73b97063bda218171afab8cb2303e1999f5 /services | |
parent | 91b7a7b5343c5b6fccd9356449dfd393d0d66f35 (diff) | |
parent | 2110e04cdfbf9ad85ce154ce5f778ee5ccfc95eb (diff) | |
download | frameworks_av-da2246b54e3eed9e9366c98688b19f997d869e79.zip frameworks_av-da2246b54e3eed9e9366c98688b19f997d869e79.tar.gz frameworks_av-da2246b54e3eed9e9366c98688b19f997d869e79.tar.bz2 |
Merge "Split ManagerDefault into manager and engine"
Diffstat (limited to 'services')
15 files changed, 1752 insertions, 908 deletions
diff --git a/services/audiopolicy/Android.mk b/services/audiopolicy/Android.mk index 334967e..d4ce86a 100644 --- a/services/audiopolicy/Android.mk +++ b/services/audiopolicy/Android.mk @@ -22,7 +22,8 @@ LOCAL_C_INCLUDES := \ $(TOPDIR)frameworks/av/services/audioflinger \ $(call include-path-for, audio-effects) \ $(call include-path-for, audio-utils) \ - $(TOPDIR)frameworks/av/services/audiopolicy/common/include + $(TOPDIR)frameworks/av/services/audiopolicy/common/include \ + $(TOPDIR)frameworks/av/services/audiopolicy/engine/interface \ LOCAL_SHARED_LIBRARIES := \ libcutils \ @@ -63,8 +64,11 @@ LOCAL_SHARED_LIBRARIES := \ liblog \ libsoundtrigger +LOCAL_SHARED_LIBRARIES += libaudiopolicyenginedefault + LOCAL_C_INCLUDES += \ $(TOPDIR)frameworks/av/services/audiopolicy/common/include \ + $(TOPDIR)frameworks/av/services/audiopolicy/engine/interface \ LOCAL_STATIC_LIBRARIES := \ libmedia_helper \ @@ -89,6 +93,7 @@ LOCAL_STATIC_LIBRARIES := \ LOCAL_C_INCLUDES += \ $(TOPDIR)frameworks/av/services/audiopolicy/common/include \ + $(TOPDIR)frameworks/av/services/audiopolicy/engine/interface \ LOCAL_MODULE:= libaudiopolicymanager diff --git a/services/audiopolicy/common/include/RoutingStrategy.h b/services/audiopolicy/common/include/RoutingStrategy.h index 62927da..d38967e 100644 --- a/services/audiopolicy/common/include/RoutingStrategy.h +++ b/services/audiopolicy/common/include/RoutingStrategy.h @@ -18,6 +18,10 @@ namespace android { +// Time in milliseconds after media stopped playing during which we consider that the +// sonification should be as unobtrusive as during the time media was playing. +#define SONIFICATION_RESPECTFUL_AFTER_MUSIC_DELAY 5000 + enum routing_strategy { STRATEGY_MEDIA, STRATEGY_PHONE, diff --git a/services/audiopolicy/common/managerdefinitions/include/AudioGain.h b/services/audiopolicy/common/managerdefinitions/include/AudioGain.h index 944fadc..21fbf9b 100644 --- a/services/audiopolicy/common/managerdefinitions/include/AudioGain.h +++ b/services/audiopolicy/common/managerdefinitions/include/AudioGain.h @@ -16,46 +16,12 @@ #pragma once -#include <Volume.h> #include <utils/Errors.h> #include <utils/RefBase.h> #include <system/audio.h> namespace android { -class StreamDescriptor; - -class ApmGains -{ -public : - static float volIndexToAmpl(audio_devices_t device, const StreamDescriptor& streamDesc, - int indexInUi); - - // default volume curve - static const VolumeCurvePoint sDefaultVolumeCurve[Volume::VOLCNT]; - // default volume curve for media strategy - static const VolumeCurvePoint sDefaultMediaVolumeCurve[Volume::VOLCNT]; - // volume curve for non-media audio on ext media outputs (HDMI, Line, etc) - static const VolumeCurvePoint sExtMediaSystemVolumeCurve[Volume::VOLCNT]; - // volume curve for media strategy on speakers - static const VolumeCurvePoint sSpeakerMediaVolumeCurve[Volume::VOLCNT]; - static const VolumeCurvePoint sSpeakerMediaVolumeCurveDrc[Volume::VOLCNT]; - // volume curve for sonification strategy on speakers - static const VolumeCurvePoint sSpeakerSonificationVolumeCurve[Volume::VOLCNT]; - static const VolumeCurvePoint sSpeakerSonificationVolumeCurveDrc[Volume::VOLCNT]; - static const VolumeCurvePoint sDefaultSystemVolumeCurve[Volume::VOLCNT]; - static const VolumeCurvePoint sDefaultSystemVolumeCurveDrc[Volume::VOLCNT]; - static const VolumeCurvePoint sHeadsetSystemVolumeCurve[Volume::VOLCNT]; - static const VolumeCurvePoint sDefaultVoiceVolumeCurve[Volume::VOLCNT]; - static const VolumeCurvePoint sSpeakerVoiceVolumeCurve[Volume::VOLCNT]; - static const VolumeCurvePoint sLinearVolumeCurve[Volume::VOLCNT]; - static const VolumeCurvePoint sSilentVolumeCurve[Volume::VOLCNT]; - static const VolumeCurvePoint sFullScaleVolumeCurve[Volume::VOLCNT]; - // default volume curves per stream and device category. See initializeVolumeCurves() - static const VolumeCurvePoint *sVolumeProfiles[AUDIO_STREAM_CNT][Volume::DEVICE_CATEGORY_CNT]; -}; - - class AudioGain: public RefBase { public: diff --git a/services/audiopolicy/common/managerdefinitions/src/AudioGain.cpp b/services/audiopolicy/common/managerdefinitions/src/AudioGain.cpp index ffe22ed..fc7b0cc 100644 --- a/services/audiopolicy/common/managerdefinitions/src/AudioGain.cpp +++ b/services/audiopolicy/common/managerdefinitions/src/AudioGain.cpp @@ -33,220 +33,6 @@ namespace android { -const VolumeCurvePoint -ApmGains::sDefaultVolumeCurve[Volume::VOLCNT] = { - {1, -49.5f}, {33, -33.5f}, {66, -17.0f}, {100, 0.0f} -}; - - -const VolumeCurvePoint -ApmGains::sDefaultMediaVolumeCurve[Volume::VOLCNT] = { - {1, -58.0f}, {20, -40.0f}, {60, -17.0f}, {100, 0.0f} -}; - -const VolumeCurvePoint -ApmGains::sExtMediaSystemVolumeCurve[Volume::VOLCNT] = { - {1, -58.0f}, {20, -40.0f}, {60, -21.0f}, {100, -10.0f} -}; - -const VolumeCurvePoint -ApmGains::sSpeakerMediaVolumeCurve[Volume::VOLCNT] = { - {1, -56.0f}, {20, -34.0f}, {60, -11.0f}, {100, 0.0f} -}; - -const VolumeCurvePoint -ApmGains::sSpeakerMediaVolumeCurveDrc[Volume::VOLCNT] = { - {1, -55.0f}, {20, -43.0f}, {86, -12.0f}, {100, 0.0f} -}; - -const VolumeCurvePoint -ApmGains::sSpeakerSonificationVolumeCurve[Volume::VOLCNT] = { - {1, -29.7f}, {33, -20.1f}, {66, -10.2f}, {100, 0.0f} -}; - -const VolumeCurvePoint -ApmGains::sSpeakerSonificationVolumeCurveDrc[Volume::VOLCNT] = { - {1, -35.7f}, {33, -26.1f}, {66, -13.2f}, {100, 0.0f} -}; - -// AUDIO_STREAM_SYSTEM, AUDIO_STREAM_ENFORCED_AUDIBLE and AUDIO_STREAM_DTMF volume tracks -// AUDIO_STREAM_RING on phones and AUDIO_STREAM_MUSIC on tablets. -// AUDIO_STREAM_DTMF tracks AUDIO_STREAM_VOICE_CALL while in call (See AudioService.java). -// The range is constrained between -24dB and -6dB over speaker and -30dB and -18dB over headset. - -const VolumeCurvePoint -ApmGains::sDefaultSystemVolumeCurve[Volume::VOLCNT] = { - {1, -24.0f}, {33, -18.0f}, {66, -12.0f}, {100, -6.0f} -}; - -const VolumeCurvePoint -ApmGains::sDefaultSystemVolumeCurveDrc[Volume::VOLCNT] = { - {1, -34.0f}, {33, -24.0f}, {66, -15.0f}, {100, -6.0f} -}; - -const VolumeCurvePoint -ApmGains::sHeadsetSystemVolumeCurve[Volume::VOLCNT] = { - {1, -30.0f}, {33, -26.0f}, {66, -22.0f}, {100, -18.0f} -}; - -const VolumeCurvePoint -ApmGains::sDefaultVoiceVolumeCurve[Volume::VOLCNT] = { - {0, -42.0f}, {33, -28.0f}, {66, -14.0f}, {100, 0.0f} -}; - -const VolumeCurvePoint -ApmGains::sSpeakerVoiceVolumeCurve[Volume::VOLCNT] = { - {0, -24.0f}, {33, -16.0f}, {66, -8.0f}, {100, 0.0f} -}; - -const VolumeCurvePoint -ApmGains::sLinearVolumeCurve[Volume::VOLCNT] = { - {0, -96.0f}, {33, -68.0f}, {66, -34.0f}, {100, 0.0f} -}; - -const VolumeCurvePoint -ApmGains::sSilentVolumeCurve[Volume::VOLCNT] = { - {0, -96.0f}, {1, -96.0f}, {2, -96.0f}, {100, -96.0f} -}; - -const VolumeCurvePoint -ApmGains::sFullScaleVolumeCurve[Volume::VOLCNT] = { - {0, 0.0f}, {1, 0.0f}, {2, 0.0f}, {100, 0.0f} -}; - -const VolumeCurvePoint *ApmGains::sVolumeProfiles[AUDIO_STREAM_CNT] - [Volume::DEVICE_CATEGORY_CNT] = { - { // AUDIO_STREAM_VOICE_CALL - ApmGains::sDefaultVoiceVolumeCurve, // DEVICE_CATEGORY_HEADSET - ApmGains::sSpeakerVoiceVolumeCurve, // DEVICE_CATEGORY_SPEAKER - ApmGains::sSpeakerVoiceVolumeCurve, // DEVICE_CATEGORY_EARPIECE - ApmGains::sDefaultMediaVolumeCurve // DEVICE_CATEGORY_EXT_MEDIA - }, - { // AUDIO_STREAM_SYSTEM - ApmGains::sHeadsetSystemVolumeCurve, // DEVICE_CATEGORY_HEADSET - ApmGains::sDefaultSystemVolumeCurve, // DEVICE_CATEGORY_SPEAKER - ApmGains::sDefaultSystemVolumeCurve, // DEVICE_CATEGORY_EARPIECE - ApmGains::sExtMediaSystemVolumeCurve // DEVICE_CATEGORY_EXT_MEDIA - }, - { // AUDIO_STREAM_RING - ApmGains::sDefaultVolumeCurve, // DEVICE_CATEGORY_HEADSET - ApmGains::sSpeakerSonificationVolumeCurve, // DEVICE_CATEGORY_SPEAKER - ApmGains::sDefaultVolumeCurve, // DEVICE_CATEGORY_EARPIECE - ApmGains::sExtMediaSystemVolumeCurve // DEVICE_CATEGORY_EXT_MEDIA - }, - { // AUDIO_STREAM_MUSIC - ApmGains::sDefaultMediaVolumeCurve, // DEVICE_CATEGORY_HEADSET - ApmGains::sSpeakerMediaVolumeCurve, // DEVICE_CATEGORY_SPEAKER - ApmGains::sDefaultMediaVolumeCurve, // DEVICE_CATEGORY_EARPIECE - ApmGains::sDefaultMediaVolumeCurve // DEVICE_CATEGORY_EXT_MEDIA - }, - { // AUDIO_STREAM_ALARM - ApmGains::sDefaultVolumeCurve, // DEVICE_CATEGORY_HEADSET - ApmGains::sSpeakerSonificationVolumeCurve, // DEVICE_CATEGORY_SPEAKER - ApmGains::sDefaultVolumeCurve, // DEVICE_CATEGORY_EARPIECE - ApmGains::sExtMediaSystemVolumeCurve // DEVICE_CATEGORY_EXT_MEDIA - }, - { // AUDIO_STREAM_NOTIFICATION - ApmGains::sDefaultVolumeCurve, // DEVICE_CATEGORY_HEADSET - ApmGains::sSpeakerSonificationVolumeCurve, // DEVICE_CATEGORY_SPEAKER - ApmGains::sDefaultVolumeCurve, // DEVICE_CATEGORY_EARPIECE - ApmGains::sExtMediaSystemVolumeCurve // DEVICE_CATEGORY_EXT_MEDIA - }, - { // AUDIO_STREAM_BLUETOOTH_SCO - ApmGains::sDefaultVoiceVolumeCurve, // DEVICE_CATEGORY_HEADSET - ApmGains::sSpeakerVoiceVolumeCurve, // DEVICE_CATEGORY_SPEAKER - ApmGains::sDefaultVoiceVolumeCurve, // DEVICE_CATEGORY_EARPIECE - ApmGains::sDefaultMediaVolumeCurve // DEVICE_CATEGORY_EXT_MEDIA - }, - { // AUDIO_STREAM_ENFORCED_AUDIBLE - ApmGains::sHeadsetSystemVolumeCurve, // DEVICE_CATEGORY_HEADSET - ApmGains::sDefaultSystemVolumeCurve, // DEVICE_CATEGORY_SPEAKER - ApmGains::sDefaultSystemVolumeCurve, // DEVICE_CATEGORY_EARPIECE - ApmGains::sExtMediaSystemVolumeCurve // DEVICE_CATEGORY_EXT_MEDIA - }, - { // AUDIO_STREAM_DTMF - ApmGains::sHeadsetSystemVolumeCurve, // DEVICE_CATEGORY_HEADSET - ApmGains::sDefaultSystemVolumeCurve, // DEVICE_CATEGORY_SPEAKER - ApmGains::sDefaultSystemVolumeCurve, // DEVICE_CATEGORY_EARPIECE - ApmGains::sExtMediaSystemVolumeCurve // DEVICE_CATEGORY_EXT_MEDIA - }, - { // AUDIO_STREAM_TTS - // "Transmitted Through Speaker": always silent except on DEVICE_CATEGORY_SPEAKER - ApmGains::sSilentVolumeCurve, // DEVICE_CATEGORY_HEADSET - ApmGains::sLinearVolumeCurve, // DEVICE_CATEGORY_SPEAKER - ApmGains::sSilentVolumeCurve, // DEVICE_CATEGORY_EARPIECE - ApmGains::sSilentVolumeCurve // DEVICE_CATEGORY_EXT_MEDIA - }, - { // AUDIO_STREAM_ACCESSIBILITY - ApmGains::sDefaultMediaVolumeCurve, // DEVICE_CATEGORY_HEADSET - ApmGains::sSpeakerMediaVolumeCurve, // DEVICE_CATEGORY_SPEAKER - ApmGains::sDefaultMediaVolumeCurve, // DEVICE_CATEGORY_EARPIECE - ApmGains::sDefaultMediaVolumeCurve // DEVICE_CATEGORY_EXT_MEDIA - }, - { // AUDIO_STREAM_REROUTING - ApmGains::sFullScaleVolumeCurve, // DEVICE_CATEGORY_HEADSET - ApmGains::sFullScaleVolumeCurve, // DEVICE_CATEGORY_SPEAKER - ApmGains::sFullScaleVolumeCurve, // DEVICE_CATEGORY_EARPIECE - ApmGains::sFullScaleVolumeCurve // DEVICE_CATEGORY_EXT_MEDIA - }, - { // AUDIO_STREAM_PATCH - ApmGains::sFullScaleVolumeCurve, // DEVICE_CATEGORY_HEADSET - ApmGains::sFullScaleVolumeCurve, // DEVICE_CATEGORY_SPEAKER - ApmGains::sFullScaleVolumeCurve, // DEVICE_CATEGORY_EARPIECE - ApmGains::sFullScaleVolumeCurve // DEVICE_CATEGORY_EXT_MEDIA - }, -}; - -//static -float ApmGains::volIndexToAmpl(audio_devices_t device, const StreamDescriptor& streamDesc, - int indexInUi) -{ - Volume::device_category deviceCategory = Volume::getDeviceCategory(device); - const VolumeCurvePoint *curve = streamDesc.getVolumeCurvePoint(deviceCategory); - - // the volume index in the UI is relative to the min and max volume indices for this stream type - int nbSteps = 1 + curve[Volume::VOLMAX].mIndex - - curve[Volume::VOLMIN].mIndex; - int volIdx = (nbSteps * (indexInUi - streamDesc.getVolumeIndexMin())) / - (streamDesc.getVolumeIndexMax() - streamDesc.getVolumeIndexMin()); - - // find what part of the curve this index volume belongs to, or if it's out of bounds - int segment = 0; - if (volIdx < curve[Volume::VOLMIN].mIndex) { // out of bounds - return 0.0f; - } else if (volIdx < curve[Volume::VOLKNEE1].mIndex) { - segment = 0; - } else if (volIdx < curve[Volume::VOLKNEE2].mIndex) { - segment = 1; - } else if (volIdx <= curve[Volume::VOLMAX].mIndex) { - segment = 2; - } else { // out of bounds - return 1.0f; - } - - // linear interpolation in the attenuation table in dB - float decibels = curve[segment].mDBAttenuation + - ((float)(volIdx - curve[segment].mIndex)) * - ( (curve[segment+1].mDBAttenuation - - curve[segment].mDBAttenuation) / - ((float)(curve[segment+1].mIndex - - curve[segment].mIndex)) ); - - float amplification = exp( decibels * 0.115129f); // exp( dB * ln(10) / 20 ) - - ALOGVV("VOLUME vol index=[%d %d %d], dB=[%.1f %.1f %.1f] ampl=%.5f", - curve[segment].mIndex, volIdx, - curve[segment+1].mIndex, - curve[segment].mDBAttenuation, - decibels, - curve[segment+1].mDBAttenuation, - amplification); - - return amplification; -} - - - AudioGain::AudioGain(int index, bool useInChannelMask) { mIndex = index; diff --git a/services/audiopolicy/engine/interface/AudioPolicyManagerInterface.h b/services/audiopolicy/engine/interface/AudioPolicyManagerInterface.h new file mode 100755 index 0000000..eadaa77 --- /dev/null +++ b/services/audiopolicy/engine/interface/AudioPolicyManagerInterface.h @@ -0,0 +1,171 @@ +/* + * Copyright (C) 2015 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#pragma once + +#include <AudioPolicyManagerObserver.h> +#include <RoutingStrategy.h> +#include <Volume.h> +#include <HwModule.h> +#include <DeviceDescriptor.h> +#include <system/audio.h> +#include <system/audio_policy.h> +#include <utils/Errors.h> +#include <utils/Vector.h> + +namespace android { + +/** + * This interface is dedicated to the policy manager that a Policy Engine shall implement. + */ +class AudioPolicyManagerInterface +{ +public: + /** + * Checks if the engine was correctly initialized. + * + * @return NO_ERROR if initialization has been done correctly, error code otherwise.. + */ + virtual status_t initCheck() = 0; + + /** + * Sets the Manager observer that allows the engine to retrieve information on collection + * of devices, streams, HwModules, ... + * + * @param[in] observer handle on the manager. + */ + virtual void setObserver(AudioPolicyManagerObserver *observer) = 0; + + /** + * Get the input device selected for a given input source. + * + * @param[in] inputSource to get the selected input device associated to + * + * @return selected input device for the given input source, may be none if error. + */ + virtual audio_devices_t getDeviceForInputSource(audio_source_t inputSource) const = 0; + + /** + * Get the output device associated to a given strategy. + * + * @param[in] stream type for which the selected ouput device is requested. + * + * @return selected ouput device for the given strategy, may be none if error. + */ + virtual audio_devices_t getDeviceForStrategy(routing_strategy stategy) const = 0; + + /** + * Get the strategy selected for a given stream type. + * + * @param[in] stream: for which the selected strategy followed by is requested. + * + * @return strategy to be followed. + */ + virtual routing_strategy getStrategyForStream(audio_stream_type_t stream) = 0; + + /** + * Get the strategy selected for a given usage. + * + * @param[in] usage to get the selected strategy followed by. + * + * @return strategy to be followed. + */ + virtual routing_strategy getStrategyForUsage(audio_usage_t usage) = 0; + + /** + * Set the Telephony Mode. + * + * @param[in] mode: Android Phone state (normal, ringtone, csv, in communication) + * + * @return NO_ERROR if Telephony Mode set correctly, error code otherwise. + */ + virtual status_t setPhoneState(audio_mode_t mode) = 0; + + /** + * Get the telephony Mode + * + * @return the current telephony mode + */ + virtual audio_mode_t getPhoneState() const = 0; + + /** + * Set Force Use config for a given usage. + * + * @param[in] usage for which a configuration shall be forced. + * @param[in] config wished to be forced for the given usage. + * + * @return NO_ERROR if the Force Use config was set correctly, error code otherwise (e.g. config not + * allowed a given usage...) + */ + virtual status_t setForceUse(audio_policy_force_use_t usage, + audio_policy_forced_cfg_t config) = 0; + + /** + * Get Force Use config for a given usage. + * + * @param[in] usage for which a configuration shall be forced. + * + * @return config wished to be forced for the given usage. + */ + virtual audio_policy_forced_cfg_t getForceUse(audio_policy_force_use_t usage) const = 0; + + /** + * Set the connection state of device(s). + * + * @param[in] devDesc for which the state has changed. + * @param[in] state of availability of this(these) device(s). + * + * @return NO_ERROR if devices criterion updated correctly, error code otherwise. + */ + virtual status_t setDeviceConnectionState(const android::sp<android::DeviceDescriptor> devDesc, + audio_policy_dev_state_t state) = 0; + + /** + * Translate a volume index given by the UI to an amplification value for a stream type + * and a device category. + * + * @param[in] deviceCategory for which the conversion is requested. + * @param[in] stream type for which the conversion is requested. + * @param[in] indexInUi index received from the UI to be translated. + * + * @return amplification value matching the UI index for this given device and stream. + */ + virtual float volIndexToAmpl(Volume::device_category deviceCategory, audio_stream_type_t stream, + int indexInUi) = 0; + + /** + * Initialize the min / max index of volume applicable for a given stream type. These indexes + * will be used upon conversion of UI index to volume amplification. + * + * @param[in] stream type for which the indexes need to be set + * @param[in] indexMin Minimum index allowed for this stream. + * @param[in] indexMax Maximum index allowed for this stream. + */ + virtual status_t initStreamVolume(audio_stream_type_t stream, int indexMin, int indexMax) = 0; + + /** + * Initialize volume curves for each strategy and device category + * + * @param[in] isSpeakerDrcEnabled true on devices that use DRC on the DEVICE_CATEGORY_SPEAKER + path to boost soft sounds, used to adjust volume curves accordingly + */ + virtual void initializeVolumeCurves(bool isSpeakerDrcEnabled) = 0; + +protected: + virtual ~AudioPolicyManagerInterface() {} +}; + +}; // namespace android diff --git a/services/audiopolicy/engine/interface/AudioPolicyManagerObserver.h b/services/audiopolicy/engine/interface/AudioPolicyManagerObserver.h new file mode 100755 index 0000000..4f5427e --- /dev/null +++ b/services/audiopolicy/engine/interface/AudioPolicyManagerObserver.h @@ -0,0 +1,62 @@ +/* + * Copyright (C) 2015 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#pragma once + +#include <AudioGain.h> +#include <AudioPort.h> +#include <AudioPatch.h> +#include <IOProfile.h> +#include <DeviceDescriptor.h> +#include <AudioInputDescriptor.h> +#include <AudioOutputDescriptor.h> +#include <AudioPolicyMix.h> +#include <SoundTriggerSession.h> +#include <StreamDescriptor.h> + +namespace android { + +/** + * This interface is an observer that the manager shall implement to allows e.g. the engine + * to access to policy pillars elements (like output / input descritors collections, + * HwModule collections, AudioMix, ... + */ +class AudioPolicyManagerObserver +{ +public: + virtual const AudioPatchCollection &getAudioPatches() const = 0; + + virtual const SoundTriggerSessionCollection &getSoundTriggerSessionCollection() const = 0; + + virtual const AudioPolicyMixCollection &getAudioPolicyMixCollection() const = 0; + + virtual const AudioOutputCollection &getOutputs() const = 0; + + virtual const AudioInputCollection &getInputs() const = 0; + + virtual const DeviceVector &getAvailableOutputDevices() const = 0; + + virtual const DeviceVector &getAvailableInputDevices() const = 0; + + virtual StreamDescriptorCollection &getStreamDescriptors() = 0; + + virtual const sp<DeviceDescriptor> &getDefaultOutputDevice() const = 0; + +protected: + virtual ~AudioPolicyManagerObserver() {} +}; + +}; // namespace android diff --git a/services/audiopolicy/enginedefault/Android.mk b/services/audiopolicy/enginedefault/Android.mk new file mode 100755 index 0000000..b0ae835 --- /dev/null +++ b/services/audiopolicy/enginedefault/Android.mk @@ -0,0 +1,48 @@ +LOCAL_PATH := $(call my-dir) + +# Component build +####################################################################### + +include $(CLEAR_VARS) + +LOCAL_SRC_FILES := \ + src/Engine.cpp \ + src/EngineInstance.cpp \ + src/Gains.cpp \ + + +audio_policy_engine_includes_common := \ + $(LOCAL_PATH)/include \ + $(TOPDIR)frameworks/av/services/audiopolicy/engine/interface + +LOCAL_CFLAGS += \ + -Wall \ + -Werror \ + -Wextra \ + +LOCAL_EXPORT_C_INCLUDE_DIRS := \ + $(audio_policy_engine_includes_common) + +LOCAL_C_INCLUDES := \ + $(audio_policy_engine_includes_common) \ + $(TARGET_OUT_HEADERS)/hw \ + $(call include-path-for, frameworks-av) \ + $(call include-path-for, audio-utils) \ + $(call include-path-for, bionic) \ + $(TOPDIR)frameworks/av/services/audiopolicy/common/include + + +LOCAL_MODULE := libaudiopolicyenginedefault +LOCAL_MODULE_TAGS := optional +LOCAL_STATIC_LIBRARIES := \ + libmedia_helper \ + libaudiopolicycomponents + +LOCAL_SHARED_LIBRARIES += \ + libcutils \ + libutils \ + libaudioutils \ + +include external/stlport/libstlport.mk + +include $(BUILD_SHARED_LIBRARY) diff --git a/services/audiopolicy/enginedefault/include/AudioPolicyEngineInstance.h b/services/audiopolicy/enginedefault/include/AudioPolicyEngineInstance.h new file mode 100755 index 0000000..1e329f0 --- /dev/null +++ b/services/audiopolicy/enginedefault/include/AudioPolicyEngineInstance.h @@ -0,0 +1,76 @@ +/* + * Copyright (C) 2015 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#pragma once + +class AudioPolicyManagerInterface; + +namespace android +{ +namespace audio_policy +{ + +class Engine; + +class EngineInstance +{ +protected: + EngineInstance(); + +public: + virtual ~EngineInstance(); + + /** + * Get Audio Policy Engine instance. + * + * @return pointer to Route Manager Instance object. + */ + static EngineInstance *getInstance(); + + /** + * Interface query. + * The first client of an interface of the policy engine will start the singleton. + * + * @tparam RequestedInterface: interface that the client is wishing to retrieve. + * + * @return interface handle. + */ + template <class RequestedInterface> + RequestedInterface *queryInterface() const; + +protected: + /** + * Get Audio Policy Engine instance. + * + * @return Audio Policy Engine singleton. + */ + Engine *getEngine() const; + +private: + /* Copy facilities are put private to disable copy. */ + EngineInstance(const EngineInstance &object); + EngineInstance &operator=(const EngineInstance &object); +}; + +/** + * Limit template instantation to supported type interfaces. + * Compile time error will claim if invalid interface is requested. + */ +template <> +AudioPolicyManagerInterface *EngineInstance::queryInterface() const; + +} // namespace audio_policy +} // namespace android diff --git a/services/audiopolicy/enginedefault/src/Engine.cpp b/services/audiopolicy/enginedefault/src/Engine.cpp new file mode 100755 index 0000000..b4d7246 --- /dev/null +++ b/services/audiopolicy/enginedefault/src/Engine.cpp @@ -0,0 +1,707 @@ +/* + * Copyright (C) 2015 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#define LOG_TAG "APM::AudioPolicyEngine" +//#define LOG_NDEBUG 0 + +//#define VERY_VERBOSE_LOGGING +#ifdef VERY_VERBOSE_LOGGING +#define ALOGVV ALOGV +#else +#define ALOGVV(a...) do { } while(0) +#endif + +#include "Engine.h" +#include "Gains.h" +#include <AudioPolicyManagerObserver.h> +#include <AudioPort.h> +#include <IOProfile.h> +#include <policy.h> +#include <utils/String8.h> +#include <utils/Log.h> + +namespace android +{ +namespace audio_policy +{ + +Engine::Engine() + : mManagerInterface(this), + mPhoneState(AUDIO_MODE_NORMAL), + mApmObserver(NULL) +{ + for (int i = 0; i < AUDIO_POLICY_FORCE_USE_CNT; i++) { + mForceUse[i] = AUDIO_POLICY_FORCE_NONE; + } +} + +Engine::~Engine() +{ +} + +void Engine::setObserver(AudioPolicyManagerObserver *observer) +{ + ALOG_ASSERT(observer != NULL, "Invalid Audio Policy Manager observer"); + mApmObserver = observer; +} + +status_t Engine::initCheck() +{ + return (mApmObserver != NULL) ? NO_ERROR : NO_INIT; +} + +float Engine::volIndexToAmpl(Volume::device_category category, audio_stream_type_t streamType, + int indexInUi) +{ + const StreamDescriptor &streamDesc = mApmObserver->getStreamDescriptors().valueAt(streamType); + return Gains::volIndexToAmpl(category, streamDesc, indexInUi); +} + +status_t Engine::initStreamVolume(audio_stream_type_t stream, int indexMin, int indexMax) +{ + ALOGV("initStreamVolume() stream %d, min %d, max %d", stream , indexMin, indexMax); + if (indexMin < 0 || indexMin >= indexMax) { + ALOGW("initStreamVolume() invalid index limits for stream %d, min %d, max %d", + stream , indexMin, indexMax); + return BAD_VALUE; + } + mApmObserver->getStreamDescriptors().setVolumeIndexMin(stream, indexMin); + mApmObserver->getStreamDescriptors().setVolumeIndexMax(stream, indexMax); + return NO_ERROR; +} + +void Engine::initializeVolumeCurves(bool isSpeakerDrcEnabled) +{ + StreamDescriptorCollection &streams = mApmObserver->getStreamDescriptors(); + + for (int i = 0; i < AUDIO_STREAM_CNT; i++) { + for (int j = 0; j < Volume::DEVICE_CATEGORY_CNT; j++) { + streams.setVolumeCurvePoint(static_cast<audio_stream_type_t>(i), + static_cast<Volume::device_category>(j), + Gains::sVolumeProfiles[i][j]); + } + } + + // Check availability of DRC on speaker path: if available, override some of the speaker curves + if (isSpeakerDrcEnabled) { + streams.setVolumeCurvePoint(AUDIO_STREAM_SYSTEM, Volume::DEVICE_CATEGORY_SPEAKER, + Gains::sDefaultSystemVolumeCurveDrc); + streams.setVolumeCurvePoint(AUDIO_STREAM_RING, Volume::DEVICE_CATEGORY_SPEAKER, + Gains::sSpeakerSonificationVolumeCurveDrc); + streams.setVolumeCurvePoint(AUDIO_STREAM_ALARM, Volume::DEVICE_CATEGORY_SPEAKER, + Gains::sSpeakerSonificationVolumeCurveDrc); + streams.setVolumeCurvePoint(AUDIO_STREAM_NOTIFICATION, Volume::DEVICE_CATEGORY_SPEAKER, + Gains::sSpeakerSonificationVolumeCurveDrc); + streams.setVolumeCurvePoint(AUDIO_STREAM_MUSIC, Volume::DEVICE_CATEGORY_SPEAKER, + Gains::sSpeakerMediaVolumeCurveDrc); + streams.setVolumeCurvePoint(AUDIO_STREAM_ACCESSIBILITY, Volume::DEVICE_CATEGORY_SPEAKER, + Gains::sSpeakerMediaVolumeCurveDrc); + } +} + + +status_t Engine::setPhoneState(audio_mode_t state) +{ + ALOGV("setPhoneState() state %d", state); + + if (state < 0 || state >= AUDIO_MODE_CNT) { + ALOGW("setPhoneState() invalid state %d", state); + return BAD_VALUE; + } + + if (state == mPhoneState ) { + ALOGW("setPhoneState() setting same state %d", state); + return BAD_VALUE; + } + + // store previous phone state for management of sonification strategy below + int oldState = mPhoneState; + mPhoneState = state; + StreamDescriptorCollection &streams = mApmObserver->getStreamDescriptors(); + // are we entering or starting a call + if (!is_state_in_call(oldState) && is_state_in_call(state)) { + ALOGV(" Entering call in setPhoneState()"); + for (int j = 0; j < Volume::DEVICE_CATEGORY_CNT; j++) { + streams.setVolumeCurvePoint(AUDIO_STREAM_DTMF, static_cast<Volume::device_category>(j), + Gains::sVolumeProfiles[AUDIO_STREAM_VOICE_CALL][j]); + } + } else if (is_state_in_call(oldState) && !is_state_in_call(state)) { + ALOGV(" Exiting call in setPhoneState()"); + for (int j = 0; j < Volume::DEVICE_CATEGORY_CNT; j++) { + streams.setVolumeCurvePoint(AUDIO_STREAM_DTMF, static_cast<Volume::device_category>(j), + Gains::sVolumeProfiles[AUDIO_STREAM_DTMF][j]); + } + } + return NO_ERROR; +} + +status_t Engine::setForceUse(audio_policy_force_use_t usage, audio_policy_forced_cfg_t config) +{ + switch(usage) { + case AUDIO_POLICY_FORCE_FOR_COMMUNICATION: + if (config != AUDIO_POLICY_FORCE_SPEAKER && config != AUDIO_POLICY_FORCE_BT_SCO && + config != AUDIO_POLICY_FORCE_NONE) { + ALOGW("setForceUse() invalid config %d for FOR_COMMUNICATION", config); + return BAD_VALUE; + } + mForceUse[usage] = config; + break; + case AUDIO_POLICY_FORCE_FOR_MEDIA: + if (config != AUDIO_POLICY_FORCE_HEADPHONES && config != AUDIO_POLICY_FORCE_BT_A2DP && + config != AUDIO_POLICY_FORCE_WIRED_ACCESSORY && + config != AUDIO_POLICY_FORCE_ANALOG_DOCK && + config != AUDIO_POLICY_FORCE_DIGITAL_DOCK && config != AUDIO_POLICY_FORCE_NONE && + config != AUDIO_POLICY_FORCE_NO_BT_A2DP && config != AUDIO_POLICY_FORCE_SPEAKER ) { + ALOGW("setForceUse() invalid config %d for FOR_MEDIA", config); + return BAD_VALUE; + } + mForceUse[usage] = config; + break; + case AUDIO_POLICY_FORCE_FOR_RECORD: + if (config != AUDIO_POLICY_FORCE_BT_SCO && config != AUDIO_POLICY_FORCE_WIRED_ACCESSORY && + config != AUDIO_POLICY_FORCE_NONE) { + ALOGW("setForceUse() invalid config %d for FOR_RECORD", config); + return BAD_VALUE; + } + mForceUse[usage] = config; + break; + case AUDIO_POLICY_FORCE_FOR_DOCK: + if (config != AUDIO_POLICY_FORCE_NONE && config != AUDIO_POLICY_FORCE_BT_CAR_DOCK && + config != AUDIO_POLICY_FORCE_BT_DESK_DOCK && + config != AUDIO_POLICY_FORCE_WIRED_ACCESSORY && + config != AUDIO_POLICY_FORCE_ANALOG_DOCK && + config != AUDIO_POLICY_FORCE_DIGITAL_DOCK) { + ALOGW("setForceUse() invalid config %d for FOR_DOCK", config); + } + mForceUse[usage] = config; + break; + case AUDIO_POLICY_FORCE_FOR_SYSTEM: + if (config != AUDIO_POLICY_FORCE_NONE && + config != AUDIO_POLICY_FORCE_SYSTEM_ENFORCED) { + ALOGW("setForceUse() invalid config %d for FOR_SYSTEM", config); + } + mForceUse[usage] = config; + break; + case AUDIO_POLICY_FORCE_FOR_HDMI_SYSTEM_AUDIO: + if (config != AUDIO_POLICY_FORCE_NONE && + config != AUDIO_POLICY_FORCE_HDMI_SYSTEM_AUDIO_ENFORCED) { + ALOGW("setForceUse() invalid config %d forHDMI_SYSTEM_AUDIO", config); + } + mForceUse[usage] = config; + break; + default: + ALOGW("setForceUse() invalid usage %d", usage); + break; + } + return NO_ERROR; +} + +routing_strategy Engine::getStrategyForStream(audio_stream_type_t stream) +{ + // stream to strategy mapping + switch (stream) { + case AUDIO_STREAM_VOICE_CALL: + case AUDIO_STREAM_BLUETOOTH_SCO: + return STRATEGY_PHONE; + case AUDIO_STREAM_RING: + case AUDIO_STREAM_ALARM: + return STRATEGY_SONIFICATION; + case AUDIO_STREAM_NOTIFICATION: + return STRATEGY_SONIFICATION_RESPECTFUL; + case AUDIO_STREAM_DTMF: + return STRATEGY_DTMF; + default: + ALOGE("unknown stream type %d", stream); + case AUDIO_STREAM_SYSTEM: + // NOTE: SYSTEM stream uses MEDIA strategy because muting music and switching outputs + // while key clicks are played produces a poor result + case AUDIO_STREAM_MUSIC: + return STRATEGY_MEDIA; + case AUDIO_STREAM_ENFORCED_AUDIBLE: + return STRATEGY_ENFORCED_AUDIBLE; + case AUDIO_STREAM_TTS: + return STRATEGY_TRANSMITTED_THROUGH_SPEAKER; + case AUDIO_STREAM_ACCESSIBILITY: + return STRATEGY_ACCESSIBILITY; + case AUDIO_STREAM_REROUTING: + return STRATEGY_REROUTING; + } +} + +routing_strategy Engine::getStrategyForUsage(audio_usage_t usage) +{ + const AudioOutputCollection &outputs = mApmObserver->getOutputs(); + + // usage to strategy mapping + switch (usage) { + case AUDIO_USAGE_ASSISTANCE_ACCESSIBILITY: + if (outputs.isStreamActive(AUDIO_STREAM_RING) || + outputs.isStreamActive(AUDIO_STREAM_ALARM)) { + return STRATEGY_SONIFICATION; + } + if (isInCall()) { + return STRATEGY_PHONE; + } + return STRATEGY_ACCESSIBILITY; + + case AUDIO_USAGE_MEDIA: + case AUDIO_USAGE_GAME: + case AUDIO_USAGE_ASSISTANCE_NAVIGATION_GUIDANCE: + case AUDIO_USAGE_ASSISTANCE_SONIFICATION: + return STRATEGY_MEDIA; + + case AUDIO_USAGE_VOICE_COMMUNICATION: + return STRATEGY_PHONE; + + case AUDIO_USAGE_VOICE_COMMUNICATION_SIGNALLING: + return STRATEGY_DTMF; + + case AUDIO_USAGE_ALARM: + case AUDIO_USAGE_NOTIFICATION_TELEPHONY_RINGTONE: + return STRATEGY_SONIFICATION; + + case AUDIO_USAGE_NOTIFICATION: + case AUDIO_USAGE_NOTIFICATION_COMMUNICATION_REQUEST: + case AUDIO_USAGE_NOTIFICATION_COMMUNICATION_INSTANT: + case AUDIO_USAGE_NOTIFICATION_COMMUNICATION_DELAYED: + case AUDIO_USAGE_NOTIFICATION_EVENT: + return STRATEGY_SONIFICATION_RESPECTFUL; + + case AUDIO_USAGE_UNKNOWN: + default: + return STRATEGY_MEDIA; + } +} + +audio_devices_t Engine::getDeviceForStrategy(routing_strategy strategy) const +{ + const DeviceVector &availableOutputDevices = mApmObserver->getAvailableOutputDevices(); + const DeviceVector &availableInputDevices = mApmObserver->getAvailableInputDevices(); + + const AudioOutputCollection &outputs = mApmObserver->getOutputs(); + + uint32_t device = AUDIO_DEVICE_NONE; + uint32_t availableOutputDevicesType = availableOutputDevices.types(); + + switch (strategy) { + + case STRATEGY_TRANSMITTED_THROUGH_SPEAKER: + device = availableOutputDevicesType & AUDIO_DEVICE_OUT_SPEAKER; + if (!device) { + ALOGE("getDeviceForStrategy() no device found for "\ + "STRATEGY_TRANSMITTED_THROUGH_SPEAKER"); + } + break; + + case STRATEGY_SONIFICATION_RESPECTFUL: + if (isInCall()) { + device = getDeviceForStrategy(STRATEGY_SONIFICATION); + } else if (outputs.isStreamActiveRemotely(AUDIO_STREAM_MUSIC, + SONIFICATION_RESPECTFUL_AFTER_MUSIC_DELAY)) { + // while media is playing on a remote device, use the the sonification behavior. + // Note that we test this usecase before testing if media is playing because + // the isStreamActive() method only informs about the activity of a stream, not + // if it's for local playback. Note also that we use the same delay between both tests + device = getDeviceForStrategy(STRATEGY_SONIFICATION); + //user "safe" speaker if available instead of normal speaker to avoid triggering + //other acoustic safety mechanisms for notification + if (device == AUDIO_DEVICE_OUT_SPEAKER && (availableOutputDevicesType & AUDIO_DEVICE_OUT_SPEAKER_SAFE)) + device = AUDIO_DEVICE_OUT_SPEAKER_SAFE; + } else if (outputs.isStreamActive(AUDIO_STREAM_MUSIC, SONIFICATION_RESPECTFUL_AFTER_MUSIC_DELAY)) { + // while media is playing (or has recently played), use the same device + device = getDeviceForStrategy(STRATEGY_MEDIA); + } else { + // when media is not playing anymore, fall back on the sonification behavior + device = getDeviceForStrategy(STRATEGY_SONIFICATION); + //user "safe" speaker if available instead of normal speaker to avoid triggering + //other acoustic safety mechanisms for notification + if (device == AUDIO_DEVICE_OUT_SPEAKER && (availableOutputDevicesType & AUDIO_DEVICE_OUT_SPEAKER_SAFE)) + device = AUDIO_DEVICE_OUT_SPEAKER_SAFE; + } + break; + + case STRATEGY_DTMF: + if (!isInCall()) { + // when off call, DTMF strategy follows the same rules as MEDIA strategy + device = getDeviceForStrategy(STRATEGY_MEDIA); + break; + } + // when in call, DTMF and PHONE strategies follow the same rules + // FALL THROUGH + + case STRATEGY_PHONE: + // Force use of only devices on primary output if: + // - in call AND + // - cannot route from voice call RX OR + // - audio HAL version is < 3.0 and TX device is on the primary HW module + if (getPhoneState() == AUDIO_MODE_IN_CALL) { + audio_devices_t txDevice = getDeviceForInputSource(AUDIO_SOURCE_VOICE_COMMUNICATION); + sp<AudioOutputDescriptor> primaryOutput = outputs.getPrimaryOutput(); + audio_devices_t availPrimaryInputDevices = + availableInputDevices.getDevicesFromHwModule(primaryOutput->getModuleHandle()); + audio_devices_t availPrimaryOutputDevices = + primaryOutput->supportedDevices() & availableOutputDevices.types(); + + if (((availableInputDevices.types() & + AUDIO_DEVICE_IN_TELEPHONY_RX & ~AUDIO_DEVICE_BIT_IN) == 0) || + (((txDevice & availPrimaryInputDevices & ~AUDIO_DEVICE_BIT_IN) != 0) && + (primaryOutput->getAudioPort()->mModule->mHalVersion < + AUDIO_DEVICE_API_VERSION_3_0))) { + availableOutputDevicesType = availPrimaryOutputDevices; + } + } + // for phone strategy, we first consider the forced use and then the available devices by order + // of priority + switch (mForceUse[AUDIO_POLICY_FORCE_FOR_COMMUNICATION]) { + case AUDIO_POLICY_FORCE_BT_SCO: + if (!isInCall() || strategy != STRATEGY_DTMF) { + device = availableOutputDevicesType & AUDIO_DEVICE_OUT_BLUETOOTH_SCO_CARKIT; + if (device) break; + } + device = availableOutputDevicesType & AUDIO_DEVICE_OUT_BLUETOOTH_SCO_HEADSET; + if (device) break; + device = availableOutputDevicesType & AUDIO_DEVICE_OUT_BLUETOOTH_SCO; + if (device) break; + // if SCO device is requested but no SCO device is available, fall back to default case + // FALL THROUGH + + default: // FORCE_NONE + // when not in a phone call, phone strategy should route STREAM_VOICE_CALL to A2DP + if (!isInCall() && + (mForceUse[AUDIO_POLICY_FORCE_FOR_MEDIA] != AUDIO_POLICY_FORCE_NO_BT_A2DP) && + (outputs.getA2dpOutput() != 0)) { + device = availableOutputDevicesType & AUDIO_DEVICE_OUT_BLUETOOTH_A2DP; + if (device) break; + device = availableOutputDevicesType & AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES; + if (device) break; + } + device = availableOutputDevicesType & AUDIO_DEVICE_OUT_WIRED_HEADPHONE; + if (device) break; + device = availableOutputDevicesType & AUDIO_DEVICE_OUT_WIRED_HEADSET; + if (device) break; + device = availableOutputDevicesType & AUDIO_DEVICE_OUT_USB_DEVICE; + if (device) break; + if (!isInCall()) { + device = availableOutputDevicesType & AUDIO_DEVICE_OUT_USB_ACCESSORY; + if (device) break; + device = availableOutputDevicesType & AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET; + if (device) break; + device = availableOutputDevicesType & AUDIO_DEVICE_OUT_AUX_DIGITAL; + if (device) break; + device = availableOutputDevicesType & AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET; + if (device) break; + } + device = availableOutputDevicesType & AUDIO_DEVICE_OUT_EARPIECE; + if (device) break; + device = mApmObserver->getDefaultOutputDevice()->type(); + if (device == AUDIO_DEVICE_NONE) { + ALOGE("getDeviceForStrategy() no device found for STRATEGY_PHONE"); + } + break; + + case AUDIO_POLICY_FORCE_SPEAKER: + // when not in a phone call, phone strategy should route STREAM_VOICE_CALL to + // A2DP speaker when forcing to speaker output + if (!isInCall() && + (mForceUse[AUDIO_POLICY_FORCE_FOR_MEDIA] != AUDIO_POLICY_FORCE_NO_BT_A2DP) && + (outputs.getA2dpOutput() != 0)) { + device = availableOutputDevicesType & AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER; + if (device) break; + } + if (!isInCall()) { + device = availableOutputDevicesType & AUDIO_DEVICE_OUT_USB_ACCESSORY; + if (device) break; + device = availableOutputDevicesType & AUDIO_DEVICE_OUT_USB_DEVICE; + if (device) break; + device = availableOutputDevicesType & AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET; + if (device) break; + device = availableOutputDevicesType & AUDIO_DEVICE_OUT_AUX_DIGITAL; + if (device) break; + device = availableOutputDevicesType & AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET; + if (device) break; + } + device = availableOutputDevicesType & AUDIO_DEVICE_OUT_LINE; + if (device) break; + device = availableOutputDevicesType & AUDIO_DEVICE_OUT_SPEAKER; + if (device) break; + device = mApmObserver->getDefaultOutputDevice()->type(); + if (device == AUDIO_DEVICE_NONE) { + ALOGE("getDeviceForStrategy() no device found for STRATEGY_PHONE, FORCE_SPEAKER"); + } + break; + } + break; + + case STRATEGY_SONIFICATION: + + // If incall, just select the STRATEGY_PHONE device: The rest of the behavior is handled by + // handleIncallSonification(). + if (isInCall()) { + device = getDeviceForStrategy(STRATEGY_PHONE); + break; + } + // FALL THROUGH + + case STRATEGY_ENFORCED_AUDIBLE: + // strategy STRATEGY_ENFORCED_AUDIBLE uses same routing policy as STRATEGY_SONIFICATION + // except: + // - when in call where it doesn't default to STRATEGY_PHONE behavior + // - in countries where not enforced in which case it follows STRATEGY_MEDIA + + if ((strategy == STRATEGY_SONIFICATION) || + (mForceUse[AUDIO_POLICY_FORCE_FOR_SYSTEM] == AUDIO_POLICY_FORCE_SYSTEM_ENFORCED)) { + device = availableOutputDevicesType & AUDIO_DEVICE_OUT_SPEAKER; + if (device == AUDIO_DEVICE_NONE) { + ALOGE("getDeviceForStrategy() speaker device not found for STRATEGY_SONIFICATION"); + } + } + // The second device used for sonification is the same as the device used by media strategy + // FALL THROUGH + + // FIXME: STRATEGY_ACCESSIBILITY and STRATEGY_REROUTING follow STRATEGY_MEDIA for now + case STRATEGY_ACCESSIBILITY: + if (strategy == STRATEGY_ACCESSIBILITY) { + // do not route accessibility prompts to a digital output currently configured with a + // compressed format as they would likely not be mixed and dropped. + for (size_t i = 0; i < outputs.size(); i++) { + sp<AudioOutputDescriptor> desc = outputs.valueAt(i); + audio_devices_t devices = desc->device() & + (AUDIO_DEVICE_OUT_HDMI | AUDIO_DEVICE_OUT_SPDIF | AUDIO_DEVICE_OUT_HDMI_ARC); + if (desc->isActive() && !audio_is_linear_pcm(desc->mFormat) && + devices != AUDIO_DEVICE_NONE) { + availableOutputDevicesType = availableOutputDevices.types() & ~devices; + } + } + } + // FALL THROUGH + + case STRATEGY_REROUTING: + case STRATEGY_MEDIA: { + uint32_t device2 = AUDIO_DEVICE_NONE; + if (strategy != STRATEGY_SONIFICATION) { + // no sonification on remote submix (e.g. WFD) + if (availableOutputDevices.getDevice(AUDIO_DEVICE_OUT_REMOTE_SUBMIX, String8("0")) != 0) { + device2 = availableOutputDevices.types() & AUDIO_DEVICE_OUT_REMOTE_SUBMIX; + } + } + if ((device2 == AUDIO_DEVICE_NONE) && + (mForceUse[AUDIO_POLICY_FORCE_FOR_MEDIA] != AUDIO_POLICY_FORCE_NO_BT_A2DP) && + (outputs.getA2dpOutput() != 0)) { + device2 = availableOutputDevicesType & AUDIO_DEVICE_OUT_BLUETOOTH_A2DP; + if (device2 == AUDIO_DEVICE_NONE) { + device2 = availableOutputDevicesType & AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES; + } + if (device2 == AUDIO_DEVICE_NONE) { + device2 = availableOutputDevicesType & AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER; + } + } + if ((device2 == AUDIO_DEVICE_NONE) && + (mForceUse[AUDIO_POLICY_FORCE_FOR_MEDIA] == AUDIO_POLICY_FORCE_SPEAKER)) { + device2 = availableOutputDevicesType & AUDIO_DEVICE_OUT_SPEAKER; + } + if (device2 == AUDIO_DEVICE_NONE) { + device2 = availableOutputDevicesType & AUDIO_DEVICE_OUT_WIRED_HEADPHONE; + } + if ((device2 == AUDIO_DEVICE_NONE)) { + device2 = availableOutputDevicesType & AUDIO_DEVICE_OUT_LINE; + } + if (device2 == AUDIO_DEVICE_NONE) { + device2 = availableOutputDevicesType & AUDIO_DEVICE_OUT_WIRED_HEADSET; + } + if (device2 == AUDIO_DEVICE_NONE) { + device2 = availableOutputDevicesType & AUDIO_DEVICE_OUT_USB_ACCESSORY; + } + if (device2 == AUDIO_DEVICE_NONE) { + device2 = availableOutputDevicesType & AUDIO_DEVICE_OUT_USB_DEVICE; + } + if (device2 == AUDIO_DEVICE_NONE) { + device2 = availableOutputDevicesType & AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET; + } + if ((device2 == AUDIO_DEVICE_NONE) && (strategy != STRATEGY_SONIFICATION)) { + // no sonification on aux digital (e.g. HDMI) + device2 = availableOutputDevicesType & AUDIO_DEVICE_OUT_AUX_DIGITAL; + } + if ((device2 == AUDIO_DEVICE_NONE) && + (mForceUse[AUDIO_POLICY_FORCE_FOR_DOCK] == AUDIO_POLICY_FORCE_ANALOG_DOCK)) { + device2 = availableOutputDevicesType & AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET; + } + if (device2 == AUDIO_DEVICE_NONE) { + device2 = availableOutputDevicesType & AUDIO_DEVICE_OUT_SPEAKER; + } + int device3 = AUDIO_DEVICE_NONE; + if (strategy == STRATEGY_MEDIA) { + // ARC, SPDIF and AUX_LINE can co-exist with others. + device3 = availableOutputDevicesType & AUDIO_DEVICE_OUT_HDMI_ARC; + device3 |= (availableOutputDevicesType & AUDIO_DEVICE_OUT_SPDIF); + device3 |= (availableOutputDevicesType & AUDIO_DEVICE_OUT_AUX_LINE); + } + + device2 |= device3; + // device is DEVICE_OUT_SPEAKER if we come from case STRATEGY_SONIFICATION or + // STRATEGY_ENFORCED_AUDIBLE, AUDIO_DEVICE_NONE otherwise + device |= device2; + + // If hdmi system audio mode is on, remove speaker out of output list. + if ((strategy == STRATEGY_MEDIA) && + (mForceUse[AUDIO_POLICY_FORCE_FOR_HDMI_SYSTEM_AUDIO] == + AUDIO_POLICY_FORCE_HDMI_SYSTEM_AUDIO_ENFORCED)) { + device &= ~AUDIO_DEVICE_OUT_SPEAKER; + } + + if (device) break; + device = mApmObserver->getDefaultOutputDevice()->type(); + if (device == AUDIO_DEVICE_NONE) { + ALOGE("getDeviceForStrategy() no device found for STRATEGY_MEDIA"); + } + } break; + + default: + ALOGW("getDeviceForStrategy() unknown strategy: %d", strategy); + break; + } + + ALOGVV("getDeviceForStrategy() strategy %d, device %x", strategy, device); + return device; +} + + +audio_devices_t Engine::getDeviceForInputSource(audio_source_t inputSource) const +{ + const DeviceVector &availableOutputDevices = mApmObserver->getAvailableOutputDevices(); + const DeviceVector &availableInputDevices = mApmObserver->getAvailableInputDevices(); + const AudioOutputCollection &outputs = mApmObserver->getOutputs(); + audio_devices_t availableDeviceTypes = availableInputDevices.types() & ~AUDIO_DEVICE_BIT_IN; + + uint32_t device = AUDIO_DEVICE_NONE; + + switch (inputSource) { + case AUDIO_SOURCE_VOICE_UPLINK: + if (availableDeviceTypes & AUDIO_DEVICE_IN_VOICE_CALL) { + device = AUDIO_DEVICE_IN_VOICE_CALL; + break; + } + break; + + case AUDIO_SOURCE_DEFAULT: + case AUDIO_SOURCE_MIC: + if (availableDeviceTypes & AUDIO_DEVICE_IN_BLUETOOTH_A2DP) { + device = AUDIO_DEVICE_IN_BLUETOOTH_A2DP; + } else if ((mForceUse[AUDIO_POLICY_FORCE_FOR_RECORD] == AUDIO_POLICY_FORCE_BT_SCO) && + (availableDeviceTypes & AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET)) { + device = AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET; + } else if (availableDeviceTypes & AUDIO_DEVICE_IN_WIRED_HEADSET) { + device = AUDIO_DEVICE_IN_WIRED_HEADSET; + } else if (availableDeviceTypes & AUDIO_DEVICE_IN_USB_DEVICE) { + device = AUDIO_DEVICE_IN_USB_DEVICE; + } else if (availableDeviceTypes & AUDIO_DEVICE_IN_BUILTIN_MIC) { + device = AUDIO_DEVICE_IN_BUILTIN_MIC; + } + break; + + case AUDIO_SOURCE_VOICE_COMMUNICATION: + // Allow only use of devices on primary input if in call and HAL does not support routing + // to voice call path. + if ((getPhoneState() == AUDIO_MODE_IN_CALL) && + (availableOutputDevices.types() & AUDIO_DEVICE_OUT_TELEPHONY_TX) == 0) { + sp<AudioOutputDescriptor> primaryOutput = outputs.getPrimaryOutput(); + availableDeviceTypes = + availableInputDevices.getDevicesFromHwModule(primaryOutput->getModuleHandle()) + & ~AUDIO_DEVICE_BIT_IN; + } + + switch (mForceUse[AUDIO_POLICY_FORCE_FOR_COMMUNICATION]) { + case AUDIO_POLICY_FORCE_BT_SCO: + // if SCO device is requested but no SCO device is available, fall back to default case + if (availableDeviceTypes & AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET) { + device = AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET; + break; + } + // FALL THROUGH + + default: // FORCE_NONE + if (availableDeviceTypes & AUDIO_DEVICE_IN_WIRED_HEADSET) { + device = AUDIO_DEVICE_IN_WIRED_HEADSET; + } else if (availableDeviceTypes & AUDIO_DEVICE_IN_USB_DEVICE) { + device = AUDIO_DEVICE_IN_USB_DEVICE; + } else if (availableDeviceTypes & AUDIO_DEVICE_IN_BUILTIN_MIC) { + device = AUDIO_DEVICE_IN_BUILTIN_MIC; + } + break; + + case AUDIO_POLICY_FORCE_SPEAKER: + if (availableDeviceTypes & AUDIO_DEVICE_IN_BACK_MIC) { + device = AUDIO_DEVICE_IN_BACK_MIC; + } else if (availableDeviceTypes & AUDIO_DEVICE_IN_BUILTIN_MIC) { + device = AUDIO_DEVICE_IN_BUILTIN_MIC; + } + break; + } + break; + + case AUDIO_SOURCE_VOICE_RECOGNITION: + case AUDIO_SOURCE_HOTWORD: + if (mForceUse[AUDIO_POLICY_FORCE_FOR_RECORD] == AUDIO_POLICY_FORCE_BT_SCO && + availableDeviceTypes & AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET) { + device = AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET; + } else if (availableDeviceTypes & AUDIO_DEVICE_IN_WIRED_HEADSET) { + device = AUDIO_DEVICE_IN_WIRED_HEADSET; + } else if (availableDeviceTypes & AUDIO_DEVICE_IN_USB_DEVICE) { + device = AUDIO_DEVICE_IN_USB_DEVICE; + } else if (availableDeviceTypes & AUDIO_DEVICE_IN_BUILTIN_MIC) { + device = AUDIO_DEVICE_IN_BUILTIN_MIC; + } + break; + case AUDIO_SOURCE_CAMCORDER: + if (availableDeviceTypes & AUDIO_DEVICE_IN_BACK_MIC) { + device = AUDIO_DEVICE_IN_BACK_MIC; + } else if (availableDeviceTypes & AUDIO_DEVICE_IN_BUILTIN_MIC) { + device = AUDIO_DEVICE_IN_BUILTIN_MIC; + } + break; + case AUDIO_SOURCE_VOICE_DOWNLINK: + case AUDIO_SOURCE_VOICE_CALL: + if (availableDeviceTypes & AUDIO_DEVICE_IN_VOICE_CALL) { + device = AUDIO_DEVICE_IN_VOICE_CALL; + } + break; + case AUDIO_SOURCE_REMOTE_SUBMIX: + if (availableDeviceTypes & AUDIO_DEVICE_IN_REMOTE_SUBMIX) { + device = AUDIO_DEVICE_IN_REMOTE_SUBMIX; + } + break; + case AUDIO_SOURCE_FM_TUNER: + if (availableDeviceTypes & AUDIO_DEVICE_IN_FM_TUNER) { + device = AUDIO_DEVICE_IN_FM_TUNER; + } + break; + default: + ALOGW("getDeviceForInputSource() invalid input source %d", inputSource); + break; + } + ALOGV("getDeviceForInputSource()input source %d, device %08x", inputSource, device); + return device; +} + +template <> +AudioPolicyManagerInterface *Engine::queryInterface() +{ + return &mManagerInterface; +} + +} // namespace audio_policy +} // namespace android + + diff --git a/services/audiopolicy/enginedefault/src/Engine.h b/services/audiopolicy/enginedefault/src/Engine.h new file mode 100755 index 0000000..f44556c --- /dev/null +++ b/services/audiopolicy/enginedefault/src/Engine.h @@ -0,0 +1,158 @@ +/* + * Copyright (C) 2015 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#pragma once + + +#include "AudioPolicyManagerInterface.h" +#include "Gains.h" +#include <AudioGain.h> +#include <policy.h> + +namespace android +{ + +class AudioPolicyManagerObserver; + +namespace audio_policy +{ + +class Engine +{ +public: + Engine(); + virtual ~Engine(); + + template <class RequestedInterface> + RequestedInterface *queryInterface(); + +private: + /// Interface members + class ManagerInterfaceImpl : public AudioPolicyManagerInterface + { + public: + ManagerInterfaceImpl(Engine *policyEngine) + : mPolicyEngine(policyEngine) {} + + virtual void setObserver(AudioPolicyManagerObserver *observer) + { + mPolicyEngine->setObserver(observer); + } + virtual status_t initCheck() + { + return mPolicyEngine->initCheck(); + } + virtual audio_devices_t getDeviceForInputSource(audio_source_t inputSource) const + { + return mPolicyEngine->getDeviceForInputSource(inputSource); + } + virtual audio_devices_t getDeviceForStrategy(routing_strategy strategy) const + { + return mPolicyEngine->getDeviceForStrategy(strategy); + } + virtual routing_strategy getStrategyForStream(audio_stream_type_t stream) + { + return mPolicyEngine->getStrategyForStream(stream); + } + virtual routing_strategy getStrategyForUsage(audio_usage_t usage) + { + return mPolicyEngine->getStrategyForUsage(usage); + } + virtual status_t setPhoneState(audio_mode_t mode) + { + return mPolicyEngine->setPhoneState(mode); + } + virtual audio_mode_t getPhoneState() const + { + return mPolicyEngine->getPhoneState(); + } + virtual status_t setForceUse(audio_policy_force_use_t usage, + audio_policy_forced_cfg_t config) + { + return mPolicyEngine->setForceUse(usage, config); + } + virtual audio_policy_forced_cfg_t getForceUse(audio_policy_force_use_t usage) const + { + return mPolicyEngine->getForceUse(usage); + } + virtual status_t setDeviceConnectionState(const sp<DeviceDescriptor> /*devDesc*/, + audio_policy_dev_state_t /*state*/) + { + return NO_ERROR; + } + virtual status_t initStreamVolume(audio_stream_type_t stream, int indexMin, int indexMax) + { + return mPolicyEngine->initStreamVolume(stream, indexMin, indexMax); + } + virtual void initializeVolumeCurves(bool isSpeakerDrcEnabled) + { + return mPolicyEngine->initializeVolumeCurves(isSpeakerDrcEnabled); + } + virtual float volIndexToAmpl(Volume::device_category deviceCategory, + audio_stream_type_t stream,int indexInUi) + { + return mPolicyEngine->volIndexToAmpl(deviceCategory, stream, indexInUi); + } + private: + Engine *mPolicyEngine; + } mManagerInterface; + +private: + /* Copy facilities are put private to disable copy. */ + Engine(const Engine &object); + Engine &operator=(const Engine &object); + + void setObserver(AudioPolicyManagerObserver *observer); + + status_t initCheck(); + + inline bool isInCall() const + { + return is_state_in_call(mPhoneState); + } + + status_t setPhoneState(audio_mode_t mode); + audio_mode_t getPhoneState() const + { + return mPhoneState; + } + status_t setForceUse(audio_policy_force_use_t usage, audio_policy_forced_cfg_t config); + audio_policy_forced_cfg_t getForceUse(audio_policy_force_use_t usage) const + { + return mForceUse[usage]; + } + status_t setDefaultDevice(audio_devices_t device); + + routing_strategy getStrategyForStream(audio_stream_type_t stream); + routing_strategy getStrategyForUsage(audio_usage_t usage); + audio_devices_t getDeviceForStrategy(routing_strategy strategy) const; + audio_devices_t getDeviceForInputSource(audio_source_t inputSource) const; + + float volIndexToAmpl(Volume::device_category category, + audio_stream_type_t stream, int indexInUi); + status_t initStreamVolume(audio_stream_type_t stream, int indexMin, int indexMax); + void initializeVolumeCurves(bool isSpeakerDrcEnabled); + + audio_mode_t mPhoneState; /**< current phone state. */ + + /** current forced use configuration. */ + audio_policy_forced_cfg_t mForceUse[AUDIO_POLICY_FORCE_USE_CNT]; + + AudioPolicyManagerObserver *mApmObserver; +}; +} // namespace audio_policy +} // namespace android + diff --git a/services/audiopolicy/enginedefault/src/EngineInstance.cpp b/services/audiopolicy/enginedefault/src/EngineInstance.cpp new file mode 100755 index 0000000..17e9832 --- /dev/null +++ b/services/audiopolicy/enginedefault/src/EngineInstance.cpp @@ -0,0 +1,54 @@ +/* + * Copyright (C) 2015 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <AudioPolicyManagerInterface.h> +#include "AudioPolicyEngineInstance.h" +#include "Engine.h" + +namespace android +{ +namespace audio_policy +{ + +EngineInstance::EngineInstance() +{ +} + +EngineInstance *EngineInstance::getInstance() +{ + static EngineInstance instance; + return &instance; +} + +EngineInstance::~EngineInstance() +{ +} + +Engine *EngineInstance::getEngine() const +{ + static Engine engine; + return &engine; +} + +template <> +AudioPolicyManagerInterface *EngineInstance::queryInterface() const +{ + return getEngine()->queryInterface<AudioPolicyManagerInterface>(); +} + +} // namespace audio_policy +} // namespace android + diff --git a/services/audiopolicy/enginedefault/src/Gains.cpp b/services/audiopolicy/enginedefault/src/Gains.cpp new file mode 100644 index 0000000..a684fdd --- /dev/null +++ b/services/audiopolicy/enginedefault/src/Gains.cpp @@ -0,0 +1,247 @@ +/* + * Copyright (C) 2015 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#define LOG_TAG "APM::Gains" +//#define LOG_NDEBUG 0 + +//#define VERY_VERBOSE_LOGGING +#ifdef VERY_VERBOSE_LOGGING +#define ALOGVV ALOGV +#else +#define ALOGVV(a...) do { } while(0) +#endif + +#include "Gains.h" +#include <Volume.h> +#include <math.h> +#include <utils/String8.h> + +namespace android { + +// Enginedefault +const VolumeCurvePoint +Gains::sDefaultVolumeCurve[Volume::VOLCNT] = { + {1, -49.5f}, {33, -33.5f}, {66, -17.0f}, {100, 0.0f} +}; + + +const VolumeCurvePoint +Gains::sDefaultMediaVolumeCurve[Volume::VOLCNT] = { + {1, -58.0f}, {20, -40.0f}, {60, -17.0f}, {100, 0.0f} +}; + +const VolumeCurvePoint +Gains::sExtMediaSystemVolumeCurve[Volume::VOLCNT] = { + {1, -58.0f}, {20, -40.0f}, {60, -21.0f}, {100, -10.0f} +}; + +const VolumeCurvePoint +Gains::sSpeakerMediaVolumeCurve[Volume::VOLCNT] = { + {1, -56.0f}, {20, -34.0f}, {60, -11.0f}, {100, 0.0f} +}; + +const VolumeCurvePoint +Gains::sSpeakerMediaVolumeCurveDrc[Volume::VOLCNT] = { + {1, -55.0f}, {20, -43.0f}, {86, -12.0f}, {100, 0.0f} +}; + +const VolumeCurvePoint +Gains::sSpeakerSonificationVolumeCurve[Volume::VOLCNT] = { + {1, -29.7f}, {33, -20.1f}, {66, -10.2f}, {100, 0.0f} +}; + +const VolumeCurvePoint +Gains::sSpeakerSonificationVolumeCurveDrc[Volume::VOLCNT] = { + {1, -35.7f}, {33, -26.1f}, {66, -13.2f}, {100, 0.0f} +}; + +// AUDIO_STREAM_SYSTEM, AUDIO_STREAM_ENFORCED_AUDIBLE and AUDIO_STREAM_DTMF volume tracks +// AUDIO_STREAM_RING on phones and AUDIO_STREAM_MUSIC on tablets. +// AUDIO_STREAM_DTMF tracks AUDIO_STREAM_VOICE_CALL while in call (See AudioService.java). +// The range is constrained between -24dB and -6dB over speaker and -30dB and -18dB over headset. + +const VolumeCurvePoint +Gains::sDefaultSystemVolumeCurve[Volume::VOLCNT] = { + {1, -24.0f}, {33, -18.0f}, {66, -12.0f}, {100, -6.0f} +}; + +const VolumeCurvePoint +Gains::sDefaultSystemVolumeCurveDrc[Volume::VOLCNT] = { + {1, -34.0f}, {33, -24.0f}, {66, -15.0f}, {100, -6.0f} +}; + +const VolumeCurvePoint +Gains::sHeadsetSystemVolumeCurve[Volume::VOLCNT] = { + {1, -30.0f}, {33, -26.0f}, {66, -22.0f}, {100, -18.0f} +}; + +const VolumeCurvePoint +Gains::sDefaultVoiceVolumeCurve[Volume::VOLCNT] = { + {0, -42.0f}, {33, -28.0f}, {66, -14.0f}, {100, 0.0f} +}; + +const VolumeCurvePoint +Gains::sSpeakerVoiceVolumeCurve[Volume::VOLCNT] = { + {0, -24.0f}, {33, -16.0f}, {66, -8.0f}, {100, 0.0f} +}; + +const VolumeCurvePoint +Gains::sLinearVolumeCurve[Volume::VOLCNT] = { + {0, -96.0f}, {33, -68.0f}, {66, -34.0f}, {100, 0.0f} +}; + +const VolumeCurvePoint +Gains::sSilentVolumeCurve[Volume::VOLCNT] = { + {0, -96.0f}, {1, -96.0f}, {2, -96.0f}, {100, -96.0f} +}; + +const VolumeCurvePoint +Gains::sFullScaleVolumeCurve[Volume::VOLCNT] = { + {0, 0.0f}, {1, 0.0f}, {2, 0.0f}, {100, 0.0f} +}; + +const VolumeCurvePoint *Gains::sVolumeProfiles[AUDIO_STREAM_CNT] + [Volume::DEVICE_CATEGORY_CNT] = { + { // AUDIO_STREAM_VOICE_CALL + Gains::sDefaultVoiceVolumeCurve, // DEVICE_CATEGORY_HEADSET + Gains::sSpeakerVoiceVolumeCurve, // DEVICE_CATEGORY_SPEAKER + Gains::sSpeakerVoiceVolumeCurve, // DEVICE_CATEGORY_EARPIECE + Gains::sDefaultMediaVolumeCurve // DEVICE_CATEGORY_EXT_MEDIA + }, + { // AUDIO_STREAM_SYSTEM + Gains::sHeadsetSystemVolumeCurve, // DEVICE_CATEGORY_HEADSET + Gains::sDefaultSystemVolumeCurve, // DEVICE_CATEGORY_SPEAKER + Gains::sDefaultSystemVolumeCurve, // DEVICE_CATEGORY_EARPIECE + Gains::sExtMediaSystemVolumeCurve // DEVICE_CATEGORY_EXT_MEDIA + }, + { // AUDIO_STREAM_RING + Gains::sDefaultVolumeCurve, // DEVICE_CATEGORY_HEADSET + Gains::sSpeakerSonificationVolumeCurve, // DEVICE_CATEGORY_SPEAKER + Gains::sDefaultVolumeCurve, // DEVICE_CATEGORY_EARPIECE + Gains::sExtMediaSystemVolumeCurve // DEVICE_CATEGORY_EXT_MEDIA + }, + { // AUDIO_STREAM_MUSIC + Gains::sDefaultMediaVolumeCurve, // DEVICE_CATEGORY_HEADSET + Gains::sSpeakerMediaVolumeCurve, // DEVICE_CATEGORY_SPEAKER + Gains::sDefaultMediaVolumeCurve, // DEVICE_CATEGORY_EARPIECE + Gains::sDefaultMediaVolumeCurve // DEVICE_CATEGORY_EXT_MEDIA + }, + { // AUDIO_STREAM_ALARM + Gains::sDefaultVolumeCurve, // DEVICE_CATEGORY_HEADSET + Gains::sSpeakerSonificationVolumeCurve, // DEVICE_CATEGORY_SPEAKER + Gains::sDefaultVolumeCurve, // DEVICE_CATEGORY_EARPIECE + Gains::sExtMediaSystemVolumeCurve // DEVICE_CATEGORY_EXT_MEDIA + }, + { // AUDIO_STREAM_NOTIFICATION + Gains::sDefaultVolumeCurve, // DEVICE_CATEGORY_HEADSET + Gains::sSpeakerSonificationVolumeCurve, // DEVICE_CATEGORY_SPEAKER + Gains::sDefaultVolumeCurve, // DEVICE_CATEGORY_EARPIECE + Gains::sExtMediaSystemVolumeCurve // DEVICE_CATEGORY_EXT_MEDIA + }, + { // AUDIO_STREAM_BLUETOOTH_SCO + Gains::sDefaultVoiceVolumeCurve, // DEVICE_CATEGORY_HEADSET + Gains::sSpeakerVoiceVolumeCurve, // DEVICE_CATEGORY_SPEAKER + Gains::sDefaultVoiceVolumeCurve, // DEVICE_CATEGORY_EARPIECE + Gains::sDefaultMediaVolumeCurve // DEVICE_CATEGORY_EXT_MEDIA + }, + { // AUDIO_STREAM_ENFORCED_AUDIBLE + Gains::sHeadsetSystemVolumeCurve, // DEVICE_CATEGORY_HEADSET + Gains::sDefaultSystemVolumeCurve, // DEVICE_CATEGORY_SPEAKER + Gains::sDefaultSystemVolumeCurve, // DEVICE_CATEGORY_EARPIECE + Gains::sExtMediaSystemVolumeCurve // DEVICE_CATEGORY_EXT_MEDIA + }, + { // AUDIO_STREAM_DTMF + Gains::sHeadsetSystemVolumeCurve, // DEVICE_CATEGORY_HEADSET + Gains::sDefaultSystemVolumeCurve, // DEVICE_CATEGORY_SPEAKER + Gains::sDefaultSystemVolumeCurve, // DEVICE_CATEGORY_EARPIECE + Gains::sExtMediaSystemVolumeCurve // DEVICE_CATEGORY_EXT_MEDIA + }, + { // AUDIO_STREAM_TTS + // "Transmitted Through Speaker": always silent except on DEVICE_CATEGORY_SPEAKER + Gains::sSilentVolumeCurve, // DEVICE_CATEGORY_HEADSET + Gains::sLinearVolumeCurve, // DEVICE_CATEGORY_SPEAKER + Gains::sSilentVolumeCurve, // DEVICE_CATEGORY_EARPIECE + Gains::sSilentVolumeCurve // DEVICE_CATEGORY_EXT_MEDIA + }, + { // AUDIO_STREAM_ACCESSIBILITY + Gains::sDefaultMediaVolumeCurve, // DEVICE_CATEGORY_HEADSET + Gains::sSpeakerMediaVolumeCurve, // DEVICE_CATEGORY_SPEAKER + Gains::sDefaultMediaVolumeCurve, // DEVICE_CATEGORY_EARPIECE + Gains::sDefaultMediaVolumeCurve // DEVICE_CATEGORY_EXT_MEDIA + }, + { // AUDIO_STREAM_REROUTING + Gains::sFullScaleVolumeCurve, // DEVICE_CATEGORY_HEADSET + Gains::sFullScaleVolumeCurve, // DEVICE_CATEGORY_SPEAKER + Gains::sFullScaleVolumeCurve, // DEVICE_CATEGORY_EARPIECE + Gains::sFullScaleVolumeCurve // DEVICE_CATEGORY_EXT_MEDIA + }, + { // AUDIO_STREAM_PATCH + Gains::sFullScaleVolumeCurve, // DEVICE_CATEGORY_HEADSET + Gains::sFullScaleVolumeCurve, // DEVICE_CATEGORY_SPEAKER + Gains::sFullScaleVolumeCurve, // DEVICE_CATEGORY_EARPIECE + Gains::sFullScaleVolumeCurve // DEVICE_CATEGORY_EXT_MEDIA + }, +}; + +//static +float Gains::volIndexToAmpl(audio_devices_t device, const StreamDescriptor& streamDesc, + int indexInUi) +{ + Volume::device_category deviceCategory = Volume::getDeviceCategory(device); + const VolumeCurvePoint *curve = streamDesc.getVolumeCurvePoint(deviceCategory); + + // the volume index in the UI is relative to the min and max volume indices for this stream type + int nbSteps = 1 + curve[Volume::VOLMAX].mIndex - + curve[Volume::VOLMIN].mIndex; + int volIdx = (nbSteps * (indexInUi - streamDesc.getVolumeIndexMin())) / + (streamDesc.getVolumeIndexMax() - streamDesc.getVolumeIndexMin()); + + // find what part of the curve this index volume belongs to, or if it's out of bounds + int segment = 0; + if (volIdx < curve[Volume::VOLMIN].mIndex) { // out of bounds + return 0.0f; + } else if (volIdx < curve[Volume::VOLKNEE1].mIndex) { + segment = 0; + } else if (volIdx < curve[Volume::VOLKNEE2].mIndex) { + segment = 1; + } else if (volIdx <= curve[Volume::VOLMAX].mIndex) { + segment = 2; + } else { // out of bounds + return 1.0f; + } + + // linear interpolation in the attenuation table in dB + float decibels = curve[segment].mDBAttenuation + + ((float)(volIdx - curve[segment].mIndex)) * + ( (curve[segment+1].mDBAttenuation - + curve[segment].mDBAttenuation) / + ((float)(curve[segment+1].mIndex - + curve[segment].mIndex)) ); + + float amplification = exp( decibels * 0.115129f); // exp( dB * ln(10) / 20 ) + + ALOGVV("VOLUME vol index=[%d %d %d], dB=[%.1f %.1f %.1f] ampl=%.5f", + curve[segment].mIndex, volIdx, + curve[segment+1].mIndex, + curve[segment].mDBAttenuation, + decibels, + curve[segment+1].mDBAttenuation, + amplification); + + return amplification; +} + +}; // namespace android diff --git a/services/audiopolicy/enginedefault/src/Gains.h b/services/audiopolicy/enginedefault/src/Gains.h new file mode 100644 index 0000000..b5601ca --- /dev/null +++ b/services/audiopolicy/enginedefault/src/Gains.h @@ -0,0 +1,59 @@ +/* + * Copyright (C) 2015 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#pragma once + +#include <StreamDescriptor.h> +#include <utils/KeyedVector.h> +#include <system/audio.h> +#include <utils/Errors.h> +#include <utils/RefBase.h> + +namespace android { + +class StreamDescriptor; + +class Gains +{ +public : + static float volIndexToAmpl(audio_devices_t device, const StreamDescriptor& streamDesc, + int indexInUi); + + // default volume curve + static const VolumeCurvePoint sDefaultVolumeCurve[Volume::VOLCNT]; + // default volume curve for media strategy + static const VolumeCurvePoint sDefaultMediaVolumeCurve[Volume::VOLCNT]; + // volume curve for non-media audio on ext media outputs (HDMI, Line, etc) + static const VolumeCurvePoint sExtMediaSystemVolumeCurve[Volume::VOLCNT]; + // volume curve for media strategy on speakers + static const VolumeCurvePoint sSpeakerMediaVolumeCurve[Volume::VOLCNT]; + static const VolumeCurvePoint sSpeakerMediaVolumeCurveDrc[Volume::VOLCNT]; + // volume curve for sonification strategy on speakers + static const VolumeCurvePoint sSpeakerSonificationVolumeCurve[Volume::VOLCNT]; + static const VolumeCurvePoint sSpeakerSonificationVolumeCurveDrc[Volume::VOLCNT]; + static const VolumeCurvePoint sDefaultSystemVolumeCurve[Volume::VOLCNT]; + static const VolumeCurvePoint sDefaultSystemVolumeCurveDrc[Volume::VOLCNT]; + static const VolumeCurvePoint sHeadsetSystemVolumeCurve[Volume::VOLCNT]; + static const VolumeCurvePoint sDefaultVoiceVolumeCurve[Volume::VOLCNT]; + static const VolumeCurvePoint sSpeakerVoiceVolumeCurve[Volume::VOLCNT]; + static const VolumeCurvePoint sLinearVolumeCurve[Volume::VOLCNT]; + static const VolumeCurvePoint sSilentVolumeCurve[Volume::VOLCNT]; + static const VolumeCurvePoint sFullScaleVolumeCurve[Volume::VOLCNT]; + // default volume curves per stream and device category. See initializeVolumeCurves() + static const VolumeCurvePoint *sVolumeProfiles[AUDIO_STREAM_CNT][Volume::DEVICE_CATEGORY_CNT]; +}; + +}; // namespace android diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp index a95d7b9..aa2e044 100644 --- a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp +++ b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp @@ -27,6 +27,8 @@ #include <inttypes.h> #include <math.h> +#include <AudioPolicyManagerInterface.h> +#include <AudioPolicyEngineInstance.h> #include <cutils/properties.h> #include <utils/Log.h> #include <hardware/audio.h> @@ -105,6 +107,9 @@ status_t AudioPolicyManager::setDeviceConnectionStateInt(audio_devices_t device, mAvailableOutputDevices.remove(devDesc); return INVALID_OPERATION; } + // Propagate device availability to Engine + mEngine->setDeviceConnectionState(devDesc, state); + // outputs should never be empty here ALOG_ASSERT(outputs.size() != 0, "setDeviceConnectionState():" "checkOutputsForDevice() returned no outputs but status OK"); @@ -135,6 +140,9 @@ status_t AudioPolicyManager::setDeviceConnectionStateInt(audio_devices_t device, mAvailableOutputDevices.remove(devDesc); checkOutputsForDevice(devDesc, state, outputs, devDesc->mAddress); + + // Propagate device availability to Engine + mEngine->setDeviceConnectionState(devDesc, state); } break; default: @@ -163,13 +171,13 @@ status_t AudioPolicyManager::setDeviceConnectionStateInt(audio_devices_t device, } updateDevicesAndOutputs(); - if (mPhoneState == AUDIO_MODE_IN_CALL) { + if (mEngine->getPhoneState() == AUDIO_MODE_IN_CALL) { audio_devices_t newDevice = getNewOutputDevice(mPrimaryOutput, false /*fromCache*/); updateCallRouting(newDevice); } for (size_t i = 0; i < mOutputs.size(); i++) { audio_io_handle_t output = mOutputs.keyAt(i); - if ((mPhoneState != AUDIO_MODE_IN_CALL) || (output != mPrimaryOutput)) { + if ((mEngine->getPhoneState() != AUDIO_MODE_IN_CALL) || (output != mPrimaryOutput)) { audio_devices_t newDevice = getNewOutputDevice(mOutputs.keyAt(i), true /*fromCache*/); // do not force device change on duplicated output because if device is 0, it will @@ -222,6 +230,8 @@ status_t AudioPolicyManager::setDeviceConnectionStateInt(audio_devices_t device, param.addInt(String8(AUDIO_PARAMETER_DEVICE_CONNECT), device); mpClientInterface->setParameters(AUDIO_IO_HANDLE_NONE, param.toString()); + // Propagate device availability to Engine + mEngine->setDeviceConnectionState(devDesc, state); } break; // handle input device disconnection @@ -241,6 +251,8 @@ status_t AudioPolicyManager::setDeviceConnectionStateInt(audio_devices_t device, checkInputsForDevice(device, state, inputs, devDesc->mAddress); mAvailableInputDevices.remove(devDesc); + // Propagate device availability to Engine + mEngine->setDeviceConnectionState(devDesc, state); } break; default: @@ -250,7 +262,7 @@ status_t AudioPolicyManager::setDeviceConnectionStateInt(audio_devices_t device, closeAllInputs(); - if (mPhoneState == AUDIO_MODE_IN_CALL) { + if (mEngine->getPhoneState() == AUDIO_MODE_IN_CALL) { audio_devices_t newDevice = getNewOutputDevice(mPrimaryOutput, false /*fromCache*/); updateCallRouting(newDevice); } @@ -401,16 +413,14 @@ void AudioPolicyManager::updateCallRouting(audio_devices_t rxDevice, int delayMs void AudioPolicyManager::setPhoneState(audio_mode_t state) { ALOGV("setPhoneState() state %d", state); - if (state < 0 || state >= AUDIO_MODE_CNT) { - ALOGW("setPhoneState() invalid state %d", state); - return; - } + // store previous phone state for management of sonification strategy below + int oldState = mEngine->getPhoneState(); - if (state == mPhoneState ) { - ALOGW("setPhoneState() setting same state %d", state); + if (mEngine->setPhoneState(state) != NO_ERROR) { + ALOGW("setPhoneState() invalid or same state %d", state); return; } - + /// Opens: can these line be executed after the switch of volume curves??? // if leaving call state, handle special case of active streams // pertaining to sonification strategy see handleIncallSonification() if (isInCall()) { @@ -426,36 +436,12 @@ void AudioPolicyManager::setPhoneState(audio_mode_t state) mpClientInterface->invalidateStream(AUDIO_STREAM_ACCESSIBILITY); } - // store previous phone state for management of sonification strategy below - int oldState = mPhoneState; - mPhoneState = state; - bool force = false; - - // are we entering or starting a call - if (!isStateInCall(oldState) && isStateInCall(state)) { - ALOGV(" Entering call in setPhoneState()"); - // force routing command to audio hardware when starting a call - // even if no device change is needed - force = true; - for (int j = 0; j < Volume::DEVICE_CATEGORY_CNT; j++) { - mStreams.setVolumeCurvePoint(AUDIO_STREAM_DTMF, static_cast<Volume::device_category>(j), - ApmGains::sVolumeProfiles[AUDIO_STREAM_VOICE_CALL][j]); - } - } else if (isStateInCall(oldState) && !isStateInCall(state)) { - ALOGV(" Exiting call in setPhoneState()"); - // force routing command to audio hardware when exiting a call - // even if no device change is needed - force = true; - for (int j = 0; j < Volume::DEVICE_CATEGORY_CNT; j++) { - mStreams.setVolumeCurvePoint(AUDIO_STREAM_DTMF, static_cast<Volume::device_category>(j), - ApmGains::sVolumeProfiles[AUDIO_STREAM_DTMF][j]); - } - } else if (isStateInCall(state) && (state != oldState)) { - ALOGV(" Switching between telephony and VoIP in setPhoneState()"); - // force routing command to audio hardware when switching between telephony and VoIP - // even if no device change is needed - force = true; - } + /** + * Switching to or from incall state or switching between telephony and VoIP lead to force + * routing command. + */ + bool force = ((is_state_in_call(oldState) != is_state_in_call(state)) + || (is_state_in_call(state) && (state != oldState))); // check for device and output changes triggered by new phone state checkA2dpSuspend(); @@ -538,81 +524,28 @@ void AudioPolicyManager::setPhoneState(audio_mode_t state) void AudioPolicyManager::setForceUse(audio_policy_force_use_t usage, audio_policy_forced_cfg_t config) { - ALOGV("setForceUse() usage %d, config %d, mPhoneState %d", usage, config, mPhoneState); - - bool forceVolumeReeval = false; - switch(usage) { - case AUDIO_POLICY_FORCE_FOR_COMMUNICATION: - if (config != AUDIO_POLICY_FORCE_SPEAKER && config != AUDIO_POLICY_FORCE_BT_SCO && - config != AUDIO_POLICY_FORCE_NONE) { - ALOGW("setForceUse() invalid config %d for FOR_COMMUNICATION", config); - return; - } - forceVolumeReeval = true; - mForceUse[usage] = config; - break; - case AUDIO_POLICY_FORCE_FOR_MEDIA: - if (config != AUDIO_POLICY_FORCE_HEADPHONES && config != AUDIO_POLICY_FORCE_BT_A2DP && - config != AUDIO_POLICY_FORCE_WIRED_ACCESSORY && - config != AUDIO_POLICY_FORCE_ANALOG_DOCK && - config != AUDIO_POLICY_FORCE_DIGITAL_DOCK && config != AUDIO_POLICY_FORCE_NONE && - config != AUDIO_POLICY_FORCE_NO_BT_A2DP && config != AUDIO_POLICY_FORCE_SPEAKER ) { - ALOGW("setForceUse() invalid config %d for FOR_MEDIA", config); - return; - } - mForceUse[usage] = config; - break; - case AUDIO_POLICY_FORCE_FOR_RECORD: - if (config != AUDIO_POLICY_FORCE_BT_SCO && config != AUDIO_POLICY_FORCE_WIRED_ACCESSORY && - config != AUDIO_POLICY_FORCE_NONE) { - ALOGW("setForceUse() invalid config %d for FOR_RECORD", config); - return; - } - mForceUse[usage] = config; - break; - case AUDIO_POLICY_FORCE_FOR_DOCK: - if (config != AUDIO_POLICY_FORCE_NONE && config != AUDIO_POLICY_FORCE_BT_CAR_DOCK && - config != AUDIO_POLICY_FORCE_BT_DESK_DOCK && - config != AUDIO_POLICY_FORCE_WIRED_ACCESSORY && - config != AUDIO_POLICY_FORCE_ANALOG_DOCK && - config != AUDIO_POLICY_FORCE_DIGITAL_DOCK) { - ALOGW("setForceUse() invalid config %d for FOR_DOCK", config); - } - forceVolumeReeval = true; - mForceUse[usage] = config; - break; - case AUDIO_POLICY_FORCE_FOR_SYSTEM: - if (config != AUDIO_POLICY_FORCE_NONE && - config != AUDIO_POLICY_FORCE_SYSTEM_ENFORCED) { - ALOGW("setForceUse() invalid config %d for FOR_SYSTEM", config); - } - forceVolumeReeval = true; - mForceUse[usage] = config; - break; - case AUDIO_POLICY_FORCE_FOR_HDMI_SYSTEM_AUDIO: - if (config != AUDIO_POLICY_FORCE_NONE && - config != AUDIO_POLICY_FORCE_HDMI_SYSTEM_AUDIO_ENFORCED) { - ALOGW("setForceUse() invalid config %d forHDMI_SYSTEM_AUDIO", config); - } - mForceUse[usage] = config; - break; - default: - ALOGW("setForceUse() invalid usage %d", usage); - break; + ALOGV("setForceUse() usage %d, config %d, mPhoneState %d", usage, config, mEngine->getPhoneState()); + + if (mEngine->setForceUse(usage, config) != NO_ERROR) { + ALOGW("setForceUse() could not set force cfg %d for usage %d", config, usage); + return; } + bool forceVolumeReeval = (usage == AUDIO_POLICY_FORCE_FOR_COMMUNICATION) || + (usage == AUDIO_POLICY_FORCE_FOR_DOCK) || + (usage == AUDIO_POLICY_FORCE_FOR_SYSTEM); // check for device and output changes triggered by new force usage checkA2dpSuspend(); checkOutputForAllStrategies(); updateDevicesAndOutputs(); - if (mPhoneState == AUDIO_MODE_IN_CALL) { + if (mEngine->getPhoneState() == AUDIO_MODE_IN_CALL) { audio_devices_t newDevice = getNewOutputDevice(mPrimaryOutput, true /*fromCache*/); updateCallRouting(newDevice); } for (size_t i = 0; i < mOutputs.size(); i++) { audio_io_handle_t output = mOutputs.keyAt(i); audio_devices_t newDevice = getNewOutputDevice(output, true /*fromCache*/); - if ((mPhoneState != AUDIO_MODE_IN_CALL) || (output != mPrimaryOutput)) { + if ((mEngine->getPhoneState() != AUDIO_MODE_IN_CALL) || (output != mPrimaryOutput)) { setOutputDevice(output, newDevice, (newDevice != AUDIO_DEVICE_NONE)); } if (forceVolumeReeval && (newDevice != AUDIO_DEVICE_NONE)) { @@ -627,11 +560,6 @@ void AudioPolicyManager::setForceUse(audio_policy_force_use_t usage, } -audio_policy_forced_cfg_t AudioPolicyManager::getForceUse(audio_policy_force_use_t usage) -{ - return mForceUse[usage]; -} - void AudioPolicyManager::setSystemProperty(const char* property, const char* value) { ALOGV("setSystemProperty() property %s, value %s", property, value); @@ -1561,16 +1489,10 @@ void AudioPolicyManager::initStreamVolume(audio_stream_type_t stream, int indexMax) { ALOGV("initStreamVolume() stream %d, min %d, max %d", stream , indexMin, indexMax); - if (indexMin < 0 || indexMin >= indexMax) { - ALOGW("initStreamVolume() invalid index limits for stream %d, min %d, max %d", stream , indexMin, indexMax); - return; - } - mStreams.editValueFor(stream).setVolumeIndexMin(indexMin); - mStreams.editValueFor(stream).setVolumeIndexMax(indexMax); + mEngine->initStreamVolume(stream, indexMin, indexMax); //FIXME: AUDIO_STREAM_ACCESSIBILITY volume follows AUDIO_STREAM_MUSIC for now if (stream == AUDIO_STREAM_MUSIC) { - mStreams.editValueFor(AUDIO_STREAM_ACCESSIBILITY).setVolumeIndexMin(indexMin); - mStreams.editValueFor(AUDIO_STREAM_ACCESSIBILITY).setVolumeIndexMax(indexMax); + mEngine->initStreamVolume(AUDIO_STREAM_ACCESSIBILITY, indexMin, indexMax); } } @@ -1879,22 +1801,23 @@ status_t AudioPolicyManager::dump(int fd) snprintf(buffer, SIZE, " Primary Output: %d\n", mPrimaryOutput); result.append(buffer); - snprintf(buffer, SIZE, " Phone state: %d\n", mPhoneState); + snprintf(buffer, SIZE, " Phone state: %d\n", mEngine->getPhoneState()); result.append(buffer); snprintf(buffer, SIZE, " Force use for communications %d\n", - mForceUse[AUDIO_POLICY_FORCE_FOR_COMMUNICATION]); + mEngine->getForceUse(AUDIO_POLICY_FORCE_FOR_COMMUNICATION)); result.append(buffer); - snprintf(buffer, SIZE, " Force use for media %d\n", mForceUse[AUDIO_POLICY_FORCE_FOR_MEDIA]); + snprintf(buffer, SIZE, " Force use for media %d\n", mEngine->getForceUse(AUDIO_POLICY_FORCE_FOR_MEDIA)); result.append(buffer); - snprintf(buffer, SIZE, " Force use for record %d\n", mForceUse[AUDIO_POLICY_FORCE_FOR_RECORD]); + snprintf(buffer, SIZE, " Force use for record %d\n", mEngine->getForceUse(AUDIO_POLICY_FORCE_FOR_RECORD)); result.append(buffer); - snprintf(buffer, SIZE, " Force use for dock %d\n", mForceUse[AUDIO_POLICY_FORCE_FOR_DOCK]); + snprintf(buffer, SIZE, " Force use for dock %d\n", mEngine->getForceUse(AUDIO_POLICY_FORCE_FOR_DOCK)); result.append(buffer); - snprintf(buffer, SIZE, " Force use for system %d\n", mForceUse[AUDIO_POLICY_FORCE_FOR_SYSTEM]); + snprintf(buffer, SIZE, " Force use for system %d\n", mEngine->getForceUse(AUDIO_POLICY_FORCE_FOR_SYSTEM)); result.append(buffer); snprintf(buffer, SIZE, " Force use for hdmi system audio %d\n", - mForceUse[AUDIO_POLICY_FORCE_FOR_HDMI_SYSTEM_AUDIO]); + mEngine->getForceUse(AUDIO_POLICY_FORCE_FOR_HDMI_SYSTEM_AUDIO)); result.append(buffer); + write(fd, result.string(), result.size()); mAvailableOutputDevices.dump(fd, String8("output")); mAvailableInputDevices.dump(fd, String8("input")); @@ -2464,7 +2387,6 @@ AudioPolicyManager::AudioPolicyManager(AudioPolicyClientInterface *clientInterfa Thread(false), #endif //AUDIO_POLICY_TEST mPrimaryOutput((audio_io_handle_t)0), - mPhoneState(AUDIO_MODE_NORMAL), mLimitRingtoneVolume(false), mLastVoiceVolume(-1.0f), mA2dpSuspended(false), mSpeakerDrcEnabled(false), @@ -2473,13 +2395,24 @@ AudioPolicyManager::AudioPolicyManager(AudioPolicyClientInterface *clientInterfa mBeaconPlayingRefCount(0), mBeaconMuted(false) { + audio_policy::EngineInstance *engineInstance = audio_policy::EngineInstance::getInstance(); + if (!engineInstance) { + ALOGE("%s: Could not get an instance of policy engine", __FUNCTION__); + return; + } + // Retrieve the Policy Manager Interface + mEngine = engineInstance->queryInterface<AudioPolicyManagerInterface>(); + if (mEngine == NULL) { + ALOGE("%s: Failed to get Policy Engine Interface", __FUNCTION__); + return; + } + mEngine->setObserver(this); + status_t status = mEngine->initCheck(); + ALOG_ASSERT(status == NO_ERROR, "Policy engine not initialized(err=%d)", status); + mUidCached = getuid(); mpClientInterface = clientInterface; - for (int i = 0; i < AUDIO_POLICY_FORCE_USE_CNT; i++) { - mForceUse[i] = AUDIO_POLICY_FORCE_NONE; - } - mDefaultOutputDevice = new DeviceDescriptor(String8("Speaker"), AUDIO_DEVICE_OUT_SPEAKER); if (ConfigParsingUtils::loadAudioPolicyConfig(AUDIO_POLICY_VENDOR_CONFIG_FILE, mHwModules, mAvailableInputDevices, mAvailableOutputDevices, @@ -2493,8 +2426,8 @@ AudioPolicyManager::AudioPolicyManager(AudioPolicyClientInterface *clientInterfa } // mAvailableOutputDevices and mAvailableInputDevices now contain all attached devices - // must be done after reading the policy - initializeVolumeCurves(); + // must be done after reading the policy (since conditionned by Speaker Drc Enabling) + mEngine->initializeVolumeCurves(mSpeakerDrcEnabled); // open all output streams needed to access attached devices audio_devices_t outputDeviceTypes = mAvailableOutputDevices.types(); @@ -2654,6 +2587,9 @@ AudioPolicyManager::AudioPolicyManager(AudioPolicyClientInterface *clientInterfa mAvailableOutputDevices.remove(mAvailableOutputDevices[i]); continue; } + // The device is now validated and can be appended to the available devices of the engine + mEngine->setDeviceConnectionState(mAvailableOutputDevices[i], + AUDIO_POLICY_DEVICE_STATE_AVAILABLE); i++; } for (size_t i = 0; i < mAvailableInputDevices.size();) { @@ -2662,6 +2598,9 @@ AudioPolicyManager::AudioPolicyManager(AudioPolicyClientInterface *clientInterfa mAvailableInputDevices.remove(mAvailableInputDevices[i]); continue; } + // The device is now validated and can be appended to the available devices of the engine + mEngine->setDeviceConnectionState(mAvailableInputDevices[i], + AUDIO_POLICY_DEVICE_STATE_AVAILABLE); i++; } // make sure default device is reachable @@ -3575,10 +3514,10 @@ void AudioPolicyManager::checkOutputForStrategy(routing_strategy strategy) void AudioPolicyManager::checkOutputForAllStrategies() { - if (mForceUse[AUDIO_POLICY_FORCE_FOR_SYSTEM] == AUDIO_POLICY_FORCE_SYSTEM_ENFORCED) + if (mEngine->getForceUse(AUDIO_POLICY_FORCE_FOR_SYSTEM) == AUDIO_POLICY_FORCE_SYSTEM_ENFORCED) checkOutputForStrategy(STRATEGY_ENFORCED_AUDIBLE); checkOutputForStrategy(STRATEGY_PHONE); - if (mForceUse[AUDIO_POLICY_FORCE_FOR_SYSTEM] != AUDIO_POLICY_FORCE_SYSTEM_ENFORCED) + if (mEngine->getForceUse(AUDIO_POLICY_FORCE_FOR_SYSTEM) != AUDIO_POLICY_FORCE_SYSTEM_ENFORCED) checkOutputForStrategy(STRATEGY_ENFORCED_AUDIBLE); checkOutputForStrategy(STRATEGY_SONIFICATION); checkOutputForStrategy(STRATEGY_SONIFICATION_RESPECTFUL); @@ -3614,20 +3553,20 @@ void AudioPolicyManager::checkA2dpSuspend() // if (mA2dpSuspended) { if ((!isScoConnected || - ((mForceUse[AUDIO_POLICY_FORCE_FOR_COMMUNICATION] != AUDIO_POLICY_FORCE_BT_SCO) && - (mForceUse[AUDIO_POLICY_FORCE_FOR_RECORD] != AUDIO_POLICY_FORCE_BT_SCO))) && - ((mPhoneState != AUDIO_MODE_IN_CALL) && - (mPhoneState != AUDIO_MODE_RINGTONE))) { + ((mEngine->getForceUse(AUDIO_POLICY_FORCE_FOR_COMMUNICATION) != AUDIO_POLICY_FORCE_BT_SCO) && + (mEngine->getForceUse(AUDIO_POLICY_FORCE_FOR_RECORD) != AUDIO_POLICY_FORCE_BT_SCO))) && + ((mEngine->getPhoneState() != AUDIO_MODE_IN_CALL) && + (mEngine->getPhoneState() != AUDIO_MODE_RINGTONE))) { mpClientInterface->restoreOutput(a2dpOutput); mA2dpSuspended = false; } } else { if ((isScoConnected && - ((mForceUse[AUDIO_POLICY_FORCE_FOR_COMMUNICATION] == AUDIO_POLICY_FORCE_BT_SCO) || - (mForceUse[AUDIO_POLICY_FORCE_FOR_RECORD] == AUDIO_POLICY_FORCE_BT_SCO))) || - ((mPhoneState == AUDIO_MODE_IN_CALL) || - (mPhoneState == AUDIO_MODE_RINGTONE))) { + ((mEngine->getForceUse(AUDIO_POLICY_FORCE_FOR_COMMUNICATION) == AUDIO_POLICY_FORCE_BT_SCO) || + (mEngine->getForceUse(AUDIO_POLICY_FORCE_FOR_RECORD) == AUDIO_POLICY_FORCE_BT_SCO))) || + ((mEngine->getPhoneState() == AUDIO_MODE_IN_CALL) || + (mEngine->getPhoneState() == AUDIO_MODE_RINGTONE))) { mpClientInterface->suspendOutput(a2dpOutput); mA2dpSuspended = true; @@ -3671,7 +3610,7 @@ audio_devices_t AudioPolicyManager::getNewOutputDevice(audio_io_handle_t output, // 9: the strategy for beacon, a.k.a. "transmitted through speaker" is active on the output: // use device for strategy t-t-s if (isStrategyActive(outputDesc, STRATEGY_ENFORCED_AUDIBLE) && - mForceUse[AUDIO_POLICY_FORCE_FOR_SYSTEM] == AUDIO_POLICY_FORCE_SYSTEM_ENFORCED) { + mEngine->getForceUse(AUDIO_POLICY_FORCE_FOR_SYSTEM) == AUDIO_POLICY_FORCE_SYSTEM_ENFORCED) { device = getDeviceForStrategy(STRATEGY_ENFORCED_AUDIBLE, fromCache); } else if (isInCall() || isStrategyActive(outputDesc, STRATEGY_PHONE)) { @@ -3751,39 +3690,10 @@ audio_devices_t AudioPolicyManager::getDevicesForStream(audio_stream_type_t stre return devices; } -routing_strategy AudioPolicyManager::getStrategy( - audio_stream_type_t stream) { - +routing_strategy AudioPolicyManager::getStrategy(audio_stream_type_t stream) const +{ ALOG_ASSERT(stream != AUDIO_STREAM_PATCH,"getStrategy() called for AUDIO_STREAM_PATCH"); - - // stream to strategy mapping - switch (stream) { - case AUDIO_STREAM_VOICE_CALL: - case AUDIO_STREAM_BLUETOOTH_SCO: - return STRATEGY_PHONE; - case AUDIO_STREAM_RING: - case AUDIO_STREAM_ALARM: - return STRATEGY_SONIFICATION; - case AUDIO_STREAM_NOTIFICATION: - return STRATEGY_SONIFICATION_RESPECTFUL; - case AUDIO_STREAM_DTMF: - return STRATEGY_DTMF; - default: - ALOGE("unknown stream type %d", stream); - case AUDIO_STREAM_SYSTEM: - // NOTE: SYSTEM stream uses MEDIA strategy because muting music and switching outputs - // while key clicks are played produces a poor result - case AUDIO_STREAM_MUSIC: - return STRATEGY_MEDIA; - case AUDIO_STREAM_ENFORCED_AUDIBLE: - return STRATEGY_ENFORCED_AUDIBLE; - case AUDIO_STREAM_TTS: - return STRATEGY_TRANSMITTED_THROUGH_SPEAKER; - case AUDIO_STREAM_ACCESSIBILITY: - return STRATEGY_ACCESSIBILITY; - case AUDIO_STREAM_REROUTING: - return STRATEGY_REROUTING; - } + return mEngine->getStrategyForStream(stream); } uint32_t AudioPolicyManager::getStrategyForAttr(const audio_attributes_t *attr) { @@ -3794,45 +3704,8 @@ uint32_t AudioPolicyManager::getStrategyForAttr(const audio_attributes_t *attr) if ((attr->flags & AUDIO_FLAG_AUDIBILITY_ENFORCED) == AUDIO_FLAG_AUDIBILITY_ENFORCED) { return (uint32_t) STRATEGY_ENFORCED_AUDIBLE; } - // usage to strategy mapping - switch (attr->usage) { - case AUDIO_USAGE_ASSISTANCE_ACCESSIBILITY: - if (isStreamActive(AUDIO_STREAM_RING) || isStreamActive(AUDIO_STREAM_ALARM)) { - return (uint32_t) STRATEGY_SONIFICATION; - } - if (isInCall()) { - return (uint32_t) STRATEGY_PHONE; - } - return (uint32_t) STRATEGY_ACCESSIBILITY; - - case AUDIO_USAGE_MEDIA: - case AUDIO_USAGE_GAME: - case AUDIO_USAGE_ASSISTANCE_NAVIGATION_GUIDANCE: - case AUDIO_USAGE_ASSISTANCE_SONIFICATION: - return (uint32_t) STRATEGY_MEDIA; - - case AUDIO_USAGE_VOICE_COMMUNICATION: - return (uint32_t) STRATEGY_PHONE; - - case AUDIO_USAGE_VOICE_COMMUNICATION_SIGNALLING: - return (uint32_t) STRATEGY_DTMF; - - case AUDIO_USAGE_ALARM: - case AUDIO_USAGE_NOTIFICATION_TELEPHONY_RINGTONE: - return (uint32_t) STRATEGY_SONIFICATION; - - case AUDIO_USAGE_NOTIFICATION: - case AUDIO_USAGE_NOTIFICATION_COMMUNICATION_REQUEST: - case AUDIO_USAGE_NOTIFICATION_COMMUNICATION_INSTANT: - case AUDIO_USAGE_NOTIFICATION_COMMUNICATION_DELAYED: - case AUDIO_USAGE_NOTIFICATION_EVENT: - return (uint32_t) STRATEGY_SONIFICATION_RESPECTFUL; - - case AUDIO_USAGE_UNKNOWN: - default: - return (uint32_t) STRATEGY_MEDIA; - } + return static_cast<uint32_t>(mEngine->getStrategyForUsage(attr->usage)); } void AudioPolicyManager::handleNotificationRoutingForStream(audio_stream_type_t stream) { @@ -3902,290 +3775,12 @@ uint32_t AudioPolicyManager::setBeaconMute(bool mute) { audio_devices_t AudioPolicyManager::getDeviceForStrategy(routing_strategy strategy, bool fromCache) { - uint32_t device = AUDIO_DEVICE_NONE; - if (fromCache) { ALOGVV("getDeviceForStrategy() from cache strategy %d, device %x", strategy, mDeviceForStrategy[strategy]); return mDeviceForStrategy[strategy]; } - audio_devices_t availableOutputDeviceTypes = mAvailableOutputDevices.types(); - switch (strategy) { - - case STRATEGY_TRANSMITTED_THROUGH_SPEAKER: - device = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_SPEAKER; - if (!device) { - ALOGE("getDeviceForStrategy() no device found for "\ - "STRATEGY_TRANSMITTED_THROUGH_SPEAKER"); - } - break; - - case STRATEGY_SONIFICATION_RESPECTFUL: - if (isInCall()) { - device = getDeviceForStrategy(STRATEGY_SONIFICATION, false /*fromCache*/); - } else if (isStreamActiveRemotely(AUDIO_STREAM_MUSIC, - SONIFICATION_RESPECTFUL_AFTER_MUSIC_DELAY)) { - // while media is playing on a remote device, use the the sonification behavior. - // Note that we test this usecase before testing if media is playing because - // the isStreamActive() method only informs about the activity of a stream, not - // if it's for local playback. Note also that we use the same delay between both tests - device = getDeviceForStrategy(STRATEGY_SONIFICATION, false /*fromCache*/); - //user "safe" speaker if available instead of normal speaker to avoid triggering - //other acoustic safety mechanisms for notification - if (device == AUDIO_DEVICE_OUT_SPEAKER && (availableOutputDeviceTypes & AUDIO_DEVICE_OUT_SPEAKER_SAFE)) - device = AUDIO_DEVICE_OUT_SPEAKER_SAFE; - } else if (isStreamActive(AUDIO_STREAM_MUSIC, SONIFICATION_RESPECTFUL_AFTER_MUSIC_DELAY)) { - // while media is playing (or has recently played), use the same device - device = getDeviceForStrategy(STRATEGY_MEDIA, false /*fromCache*/); - } else { - // when media is not playing anymore, fall back on the sonification behavior - device = getDeviceForStrategy(STRATEGY_SONIFICATION, false /*fromCache*/); - //user "safe" speaker if available instead of normal speaker to avoid triggering - //other acoustic safety mechanisms for notification - if (device == AUDIO_DEVICE_OUT_SPEAKER && (availableOutputDeviceTypes & AUDIO_DEVICE_OUT_SPEAKER_SAFE)) - device = AUDIO_DEVICE_OUT_SPEAKER_SAFE; - } - - break; - - case STRATEGY_DTMF: - if (!isInCall()) { - // when off call, DTMF strategy follows the same rules as MEDIA strategy - device = getDeviceForStrategy(STRATEGY_MEDIA, false /*fromCache*/); - break; - } - // when in call, DTMF and PHONE strategies follow the same rules - // FALL THROUGH - - case STRATEGY_PHONE: - // Force use of only devices on primary output if: - // - in call AND - // - cannot route from voice call RX OR - // - audio HAL version is < 3.0 and TX device is on the primary HW module - if (mPhoneState == AUDIO_MODE_IN_CALL) { - audio_devices_t txDevice = - getDeviceAndMixForInputSource(AUDIO_SOURCE_VOICE_COMMUNICATION); - sp<AudioOutputDescriptor> hwOutputDesc = mOutputs.valueFor(mPrimaryOutput); - if (((mAvailableInputDevices.types() & - AUDIO_DEVICE_IN_TELEPHONY_RX & ~AUDIO_DEVICE_BIT_IN) == 0) || - (((txDevice & availablePrimaryInputDevices() & ~AUDIO_DEVICE_BIT_IN) != 0) && - (hwOutputDesc->getAudioPort()->mModule->mHalVersion < - AUDIO_DEVICE_API_VERSION_3_0))) { - availableOutputDeviceTypes = availablePrimaryOutputDevices(); - } - } - // for phone strategy, we first consider the forced use and then the available devices by order - // of priority - switch (mForceUse[AUDIO_POLICY_FORCE_FOR_COMMUNICATION]) { - case AUDIO_POLICY_FORCE_BT_SCO: - if (!isInCall() || strategy != STRATEGY_DTMF) { - device = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_BLUETOOTH_SCO_CARKIT; - if (device) break; - } - device = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_BLUETOOTH_SCO_HEADSET; - if (device) break; - device = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_BLUETOOTH_SCO; - if (device) break; - // if SCO device is requested but no SCO device is available, fall back to default case - // FALL THROUGH - - default: // FORCE_NONE - // when not in a phone call, phone strategy should route STREAM_VOICE_CALL to A2DP - if (!isInCall() && - (mForceUse[AUDIO_POLICY_FORCE_FOR_MEDIA] != AUDIO_POLICY_FORCE_NO_BT_A2DP) && - (mOutputs.getA2dpOutput() != 0)) { - device = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_BLUETOOTH_A2DP; - if (device) break; - device = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES; - if (device) break; - } - device = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_WIRED_HEADPHONE; - if (device) break; - device = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_WIRED_HEADSET; - if (device) break; - device = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_USB_DEVICE; - if (device) break; - if (!isInCall()) { - device = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_USB_ACCESSORY; - if (device) break; - device = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET; - if (device) break; - device = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_AUX_DIGITAL; - if (device) break; - device = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET; - if (device) break; - } - device = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_EARPIECE; - if (device) break; - device = mDefaultOutputDevice->type(); - if (device == AUDIO_DEVICE_NONE) { - ALOGE("getDeviceForStrategy() no device found for STRATEGY_PHONE"); - } - break; - - case AUDIO_POLICY_FORCE_SPEAKER: - // when not in a phone call, phone strategy should route STREAM_VOICE_CALL to - // A2DP speaker when forcing to speaker output - if (!isInCall() && - (mForceUse[AUDIO_POLICY_FORCE_FOR_MEDIA] != AUDIO_POLICY_FORCE_NO_BT_A2DP) && - (mOutputs.getA2dpOutput() != 0)) { - device = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER; - if (device) break; - } - if (!isInCall()) { - device = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_USB_ACCESSORY; - if (device) break; - device = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_USB_DEVICE; - if (device) break; - device = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET; - if (device) break; - device = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_AUX_DIGITAL; - if (device) break; - device = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET; - if (device) break; - } - device = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_LINE; - if (device) break; - device = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_SPEAKER; - if (device) break; - device = mDefaultOutputDevice->type(); - if (device == AUDIO_DEVICE_NONE) { - ALOGE("getDeviceForStrategy() no device found for STRATEGY_PHONE, FORCE_SPEAKER"); - } - break; - } - break; - - case STRATEGY_SONIFICATION: - - // If incall, just select the STRATEGY_PHONE device: The rest of the behavior is handled by - // handleIncallSonification(). - if (isInCall()) { - device = getDeviceForStrategy(STRATEGY_PHONE, false /*fromCache*/); - break; - } - // FALL THROUGH - - case STRATEGY_ENFORCED_AUDIBLE: - // strategy STRATEGY_ENFORCED_AUDIBLE uses same routing policy as STRATEGY_SONIFICATION - // except: - // - when in call where it doesn't default to STRATEGY_PHONE behavior - // - in countries where not enforced in which case it follows STRATEGY_MEDIA - - if ((strategy == STRATEGY_SONIFICATION) || - (mForceUse[AUDIO_POLICY_FORCE_FOR_SYSTEM] == AUDIO_POLICY_FORCE_SYSTEM_ENFORCED)) { - device = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_SPEAKER; - if (device == AUDIO_DEVICE_NONE) { - ALOGE("getDeviceForStrategy() speaker device not found for STRATEGY_SONIFICATION"); - } - } - // The second device used for sonification is the same as the device used by media strategy - // FALL THROUGH - - // FIXME: STRATEGY_ACCESSIBILITY and STRATEGY_REROUTING follow STRATEGY_MEDIA for now - case STRATEGY_ACCESSIBILITY: - if (strategy == STRATEGY_ACCESSIBILITY) { - // do not route accessibility prompts to a digital output currently configured with a - // compressed format as they would likely not be mixed and dropped. - for (size_t i = 0; i < mOutputs.size(); i++) { - sp<AudioOutputDescriptor> desc = mOutputs.valueAt(i); - audio_devices_t devices = desc->device() & - (AUDIO_DEVICE_OUT_HDMI | AUDIO_DEVICE_OUT_SPDIF | AUDIO_DEVICE_OUT_HDMI_ARC); - if (desc->isActive() && !audio_is_linear_pcm(desc->mFormat) && - devices != AUDIO_DEVICE_NONE) { - availableOutputDeviceTypes = availableOutputDeviceTypes & ~devices; - } - } - } - // FALL THROUGH - - case STRATEGY_REROUTING: - case STRATEGY_MEDIA: { - uint32_t device2 = AUDIO_DEVICE_NONE; - if (strategy != STRATEGY_SONIFICATION) { - // no sonification on remote submix (e.g. WFD) - if (mAvailableOutputDevices.getDevice(AUDIO_DEVICE_OUT_REMOTE_SUBMIX, String8("0")) != 0) { - device2 = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_REMOTE_SUBMIX; - } - } - if ((device2 == AUDIO_DEVICE_NONE) && - (mForceUse[AUDIO_POLICY_FORCE_FOR_MEDIA] != AUDIO_POLICY_FORCE_NO_BT_A2DP) && - (mOutputs.getA2dpOutput() != 0)) { - device2 = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_BLUETOOTH_A2DP; - if (device2 == AUDIO_DEVICE_NONE) { - device2 = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES; - } - if (device2 == AUDIO_DEVICE_NONE) { - device2 = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER; - } - } - if ((device2 == AUDIO_DEVICE_NONE) && - (mForceUse[AUDIO_POLICY_FORCE_FOR_MEDIA] == AUDIO_POLICY_FORCE_SPEAKER)) { - device2 = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_SPEAKER; - } - if (device2 == AUDIO_DEVICE_NONE) { - device2 = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_WIRED_HEADPHONE; - } - if ((device2 == AUDIO_DEVICE_NONE)) { - device2 = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_LINE; - } - if (device2 == AUDIO_DEVICE_NONE) { - device2 = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_WIRED_HEADSET; - } - if (device2 == AUDIO_DEVICE_NONE) { - device2 = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_USB_ACCESSORY; - } - if (device2 == AUDIO_DEVICE_NONE) { - device2 = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_USB_DEVICE; - } - if (device2 == AUDIO_DEVICE_NONE) { - device2 = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET; - } - if ((device2 == AUDIO_DEVICE_NONE) && (strategy != STRATEGY_SONIFICATION)) { - // no sonification on aux digital (e.g. HDMI) - device2 = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_AUX_DIGITAL; - } - if ((device2 == AUDIO_DEVICE_NONE) && - (mForceUse[AUDIO_POLICY_FORCE_FOR_DOCK] == AUDIO_POLICY_FORCE_ANALOG_DOCK)) { - device2 = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET; - } - if (device2 == AUDIO_DEVICE_NONE) { - device2 = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_SPEAKER; - } - int device3 = AUDIO_DEVICE_NONE; - if (strategy == STRATEGY_MEDIA) { - // ARC, SPDIF and AUX_LINE can co-exist with others. - device3 = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_HDMI_ARC; - device3 |= (availableOutputDeviceTypes & AUDIO_DEVICE_OUT_SPDIF); - device3 |= (availableOutputDeviceTypes & AUDIO_DEVICE_OUT_AUX_LINE); - } - - device2 |= device3; - // device is DEVICE_OUT_SPEAKER if we come from case STRATEGY_SONIFICATION or - // STRATEGY_ENFORCED_AUDIBLE, AUDIO_DEVICE_NONE otherwise - device |= device2; - - // If hdmi system audio mode is on, remove speaker out of output list. - if ((strategy == STRATEGY_MEDIA) && - (mForceUse[AUDIO_POLICY_FORCE_FOR_HDMI_SYSTEM_AUDIO] == - AUDIO_POLICY_FORCE_HDMI_SYSTEM_AUDIO_ENFORCED)) { - device &= ~AUDIO_DEVICE_OUT_SPEAKER; - } - - if (device) break; - device = mDefaultOutputDevice->type(); - if (device == AUDIO_DEVICE_NONE) { - ALOGE("getDeviceForStrategy() no device found for STRATEGY_MEDIA"); - } - } break; - - default: - ALOGW("getDeviceForStrategy() unknown strategy: %d", strategy); - break; - } - - ALOGVV("getDeviceForStrategy() strategy %d, device %x", strategy, device); - return device; + return mEngine->getDeviceForStrategy(strategy); } void AudioPolicyManager::updateDevicesAndOutputs() @@ -4559,140 +4154,7 @@ audio_devices_t AudioPolicyManager::getDeviceAndMixForInputSource(audio_source_t audio_devices_t AudioPolicyManager::getDeviceForInputSource(audio_source_t inputSource) { - uint32_t device = AUDIO_DEVICE_NONE; - audio_devices_t availableDeviceTypes = mAvailableInputDevices.types() & - ~AUDIO_DEVICE_BIT_IN; - - switch (inputSource) { - case AUDIO_SOURCE_VOICE_UPLINK: - if (availableDeviceTypes & AUDIO_DEVICE_IN_VOICE_CALL) { - device = AUDIO_DEVICE_IN_VOICE_CALL; - break; - } - break; - - case AUDIO_SOURCE_DEFAULT: - case AUDIO_SOURCE_MIC: - if (availableDeviceTypes & AUDIO_DEVICE_IN_BLUETOOTH_A2DP) { - device = AUDIO_DEVICE_IN_BLUETOOTH_A2DP; - } else if ((mForceUse[AUDIO_POLICY_FORCE_FOR_RECORD] == AUDIO_POLICY_FORCE_BT_SCO) && - (availableDeviceTypes & AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET)) { - device = AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET; - } else if (availableDeviceTypes & AUDIO_DEVICE_IN_WIRED_HEADSET) { - device = AUDIO_DEVICE_IN_WIRED_HEADSET; - } else if (availableDeviceTypes & AUDIO_DEVICE_IN_USB_DEVICE) { - device = AUDIO_DEVICE_IN_USB_DEVICE; - } else if (availableDeviceTypes & AUDIO_DEVICE_IN_BUILTIN_MIC) { - device = AUDIO_DEVICE_IN_BUILTIN_MIC; - } - break; - - case AUDIO_SOURCE_VOICE_COMMUNICATION: - // Allow only use of devices on primary input if in call and HAL does not support routing - // to voice call path. - if ((mPhoneState == AUDIO_MODE_IN_CALL) && - (mAvailableOutputDevices.types() & AUDIO_DEVICE_OUT_TELEPHONY_TX) == 0) { - availableDeviceTypes = availablePrimaryInputDevices() & ~AUDIO_DEVICE_BIT_IN; - } - - switch (mForceUse[AUDIO_POLICY_FORCE_FOR_COMMUNICATION]) { - case AUDIO_POLICY_FORCE_BT_SCO: - // if SCO device is requested but no SCO device is available, fall back to default case - if (availableDeviceTypes & AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET) { - device = AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET; - break; - } - // FALL THROUGH - - default: // FORCE_NONE - if (availableDeviceTypes & AUDIO_DEVICE_IN_WIRED_HEADSET) { - device = AUDIO_DEVICE_IN_WIRED_HEADSET; - } else if (availableDeviceTypes & AUDIO_DEVICE_IN_USB_DEVICE) { - device = AUDIO_DEVICE_IN_USB_DEVICE; - } else if (availableDeviceTypes & AUDIO_DEVICE_IN_BUILTIN_MIC) { - device = AUDIO_DEVICE_IN_BUILTIN_MIC; - } - break; - - case AUDIO_POLICY_FORCE_SPEAKER: - if (availableDeviceTypes & AUDIO_DEVICE_IN_BACK_MIC) { - device = AUDIO_DEVICE_IN_BACK_MIC; - } else if (availableDeviceTypes & AUDIO_DEVICE_IN_BUILTIN_MIC) { - device = AUDIO_DEVICE_IN_BUILTIN_MIC; - } - break; - } - break; - - case AUDIO_SOURCE_VOICE_RECOGNITION: - case AUDIO_SOURCE_HOTWORD: - if (mForceUse[AUDIO_POLICY_FORCE_FOR_RECORD] == AUDIO_POLICY_FORCE_BT_SCO && - availableDeviceTypes & AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET) { - device = AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET; - } else if (availableDeviceTypes & AUDIO_DEVICE_IN_WIRED_HEADSET) { - device = AUDIO_DEVICE_IN_WIRED_HEADSET; - } else if (availableDeviceTypes & AUDIO_DEVICE_IN_USB_DEVICE) { - device = AUDIO_DEVICE_IN_USB_DEVICE; - } else if (availableDeviceTypes & AUDIO_DEVICE_IN_BUILTIN_MIC) { - device = AUDIO_DEVICE_IN_BUILTIN_MIC; - } - break; - case AUDIO_SOURCE_CAMCORDER: - if (availableDeviceTypes & AUDIO_DEVICE_IN_BACK_MIC) { - device = AUDIO_DEVICE_IN_BACK_MIC; - } else if (availableDeviceTypes & AUDIO_DEVICE_IN_BUILTIN_MIC) { - device = AUDIO_DEVICE_IN_BUILTIN_MIC; - } - break; - case AUDIO_SOURCE_VOICE_DOWNLINK: - case AUDIO_SOURCE_VOICE_CALL: - if (availableDeviceTypes & AUDIO_DEVICE_IN_VOICE_CALL) { - device = AUDIO_DEVICE_IN_VOICE_CALL; - } - break; - case AUDIO_SOURCE_REMOTE_SUBMIX: - if (availableDeviceTypes & AUDIO_DEVICE_IN_REMOTE_SUBMIX) { - device = AUDIO_DEVICE_IN_REMOTE_SUBMIX; - } - break; - case AUDIO_SOURCE_FM_TUNER: - if (availableDeviceTypes & AUDIO_DEVICE_IN_FM_TUNER) { - device = AUDIO_DEVICE_IN_FM_TUNER; - } - break; - default: - ALOGW("getDeviceForInputSource() invalid input source %d", inputSource); - break; - } - ALOGV("getDeviceForInputSource()input source %d, device %08x", inputSource, device); - return device; -} - -void AudioPolicyManager::initializeVolumeCurves() -{ - for (int i = 0; i < AUDIO_STREAM_CNT; i++) { - for (int j = 0; j < Volume::DEVICE_CATEGORY_CNT; j++) { - mStreams.setVolumeCurvePoint(static_cast<audio_stream_type_t>(i), - static_cast<Volume::device_category>(j), - ApmGains::sVolumeProfiles[i][j]); - } - } - - // Check availability of DRC on speaker path: if available, override some of the speaker curves - if (mSpeakerDrcEnabled) { - mStreams.setVolumeCurvePoint(AUDIO_STREAM_SYSTEM, Volume::DEVICE_CATEGORY_SPEAKER, - ApmGains::sDefaultSystemVolumeCurveDrc); - mStreams.setVolumeCurvePoint(AUDIO_STREAM_RING, Volume::DEVICE_CATEGORY_SPEAKER, - ApmGains::sSpeakerSonificationVolumeCurveDrc); - mStreams.setVolumeCurvePoint(AUDIO_STREAM_ALARM, Volume::DEVICE_CATEGORY_SPEAKER, - ApmGains::sSpeakerSonificationVolumeCurveDrc); - mStreams.setVolumeCurvePoint(AUDIO_STREAM_NOTIFICATION, Volume::DEVICE_CATEGORY_SPEAKER, - ApmGains::sSpeakerSonificationVolumeCurveDrc); - mStreams.setVolumeCurvePoint(AUDIO_STREAM_MUSIC, Volume::DEVICE_CATEGORY_SPEAKER, - ApmGains::sSpeakerMediaVolumeCurveDrc); - mStreams.setVolumeCurvePoint(AUDIO_STREAM_ACCESSIBILITY, Volume::DEVICE_CATEGORY_SPEAKER, - ApmGains::sSpeakerMediaVolumeCurveDrc); - } + return mEngine->getDeviceForInputSource(inputSource); } float AudioPolicyManager::computeVolume(audio_stream_type_t stream, @@ -4702,13 +4164,11 @@ float AudioPolicyManager::computeVolume(audio_stream_type_t stream, { float volume = 1.0; sp<AudioOutputDescriptor> outputDesc = mOutputs.valueFor(output); - const StreamDescriptor &streamDesc = mStreams[stream]; if (device == AUDIO_DEVICE_NONE) { device = outputDesc->device(); } - - volume = ApmGains::volIndexToAmpl(device, streamDesc, index); + volume = mEngine->volIndexToAmpl(Volume::getDeviceCategory(device), stream, index); // if a headset is connected, apply the following rules to ring tones and notifications // to avoid sound level bursts in user's ears: @@ -4724,8 +4184,8 @@ float AudioPolicyManager::computeVolume(audio_stream_type_t stream, || (stream_strategy == STRATEGY_SONIFICATION_RESPECTFUL) || (stream == AUDIO_STREAM_SYSTEM) || ((stream_strategy == STRATEGY_ENFORCED_AUDIBLE) && - (mForceUse[AUDIO_POLICY_FORCE_FOR_SYSTEM] == AUDIO_POLICY_FORCE_NONE))) && - mStreams.canBeMuted(stream)) { + (mEngine->getForceUse(AUDIO_POLICY_FORCE_FOR_SYSTEM) == AUDIO_POLICY_FORCE_NONE))) && + mStreams.canBeMuted(stream)) { volume *= SONIFICATION_HEADSET_VOLUME_FACTOR; // when the phone is ringing we must consider that music could have been paused just before // by the music application and behave as if music was active if the last music track was @@ -4763,14 +4223,13 @@ status_t AudioPolicyManager::checkAndSetVolume(audio_stream_type_t stream, stream, mOutputs.valueFor(output)->mMuteCount[stream]); return NO_ERROR; } - + audio_policy_forced_cfg_t forceUseForComm = + mEngine->getForceUse(AUDIO_POLICY_FORCE_FOR_COMMUNICATION); // do not change in call volume if bluetooth is connected and vice versa - if ((stream == AUDIO_STREAM_VOICE_CALL && - mForceUse[AUDIO_POLICY_FORCE_FOR_COMMUNICATION] == AUDIO_POLICY_FORCE_BT_SCO) || - (stream == AUDIO_STREAM_BLUETOOTH_SCO && - mForceUse[AUDIO_POLICY_FORCE_FOR_COMMUNICATION] != AUDIO_POLICY_FORCE_BT_SCO)) { + if ((stream == AUDIO_STREAM_VOICE_CALL && forceUseForComm == AUDIO_POLICY_FORCE_BT_SCO) || + (stream == AUDIO_STREAM_BLUETOOTH_SCO && forceUseForComm != AUDIO_POLICY_FORCE_BT_SCO)) { ALOGV("checkAndSetVolume() cannot set stream %d volume with force use = %d for comm", - stream, mForceUse[AUDIO_POLICY_FORCE_FOR_COMMUNICATION]); + stream, forceUseForComm); return INVALID_OPERATION; } @@ -4877,7 +4336,7 @@ void AudioPolicyManager::setStreamMute(audio_stream_type_t stream, if (outputDesc->mMuteCount[stream] == 0) { if (streamDesc.canBeMuted() && ((stream != AUDIO_STREAM_ENFORCED_AUDIBLE) || - (mForceUse[AUDIO_POLICY_FORCE_FOR_SYSTEM] == AUDIO_POLICY_FORCE_NONE))) { + (mEngine->getForceUse(AUDIO_POLICY_FORCE_FOR_SYSTEM) == AUDIO_POLICY_FORCE_NONE))) { checkAndSetVolume(stream, 0, output, device, delayMs); } } @@ -4943,16 +4402,6 @@ void AudioPolicyManager::handleIncallSonification(audio_stream_type_t stream, } } -bool AudioPolicyManager::isInCall() -{ - return isStateInCall(mPhoneState); -} - -bool AudioPolicyManager::isStateInCall(int state) { - return ((state == AUDIO_MODE_IN_CALL) || - (state == AUDIO_MODE_IN_COMMUNICATION)); -} - void AudioPolicyManager::defaultAudioPolicyConfig(void) { sp<HwModule> module; @@ -5070,7 +4519,6 @@ bool AudioPolicyManager::isValidAttributes(const audio_attributes_t *paa) return true; } - bool AudioPolicyManager::isStrategyActive(const sp<AudioOutputDescriptor> outputDesc, routing_strategy strategy, uint32_t inPastMs, nsecs_t sysTime) const @@ -5091,4 +4539,19 @@ bool AudioPolicyManager::isStrategyActive(const sp<AudioOutputDescriptor> output return false; } +audio_policy_forced_cfg_t AudioPolicyManager::getForceUse(audio_policy_force_use_t usage) +{ + return mEngine->getForceUse(usage); +} + +bool AudioPolicyManager::isInCall() +{ + return isStateInCall(mEngine->getPhoneState()); +} + +bool AudioPolicyManager::isStateInCall(int state) +{ + return is_state_in_call(state); +} + }; // namespace android diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.h b/services/audiopolicy/managerdefault/AudioPolicyManager.h index d7301f5..dcd74f0 100644 --- a/services/audiopolicy/managerdefault/AudioPolicyManager.h +++ b/services/audiopolicy/managerdefault/AudioPolicyManager.h @@ -27,6 +27,7 @@ #include <media/AudioPolicy.h> #include "AudioPolicyInterface.h" +#include <AudioPolicyManagerObserver.h> #include <AudioGain.h> #include <AudioPort.h> #include <AudioPatch.h> @@ -43,6 +44,8 @@ namespace android { +class AudioPolicyManagerInterface; + // ---------------------------------------------------------------------------- // Attenuation applied to STRATEGY_SONIFICATION streams when a headset is connected: 6dB @@ -52,9 +55,7 @@ namespace android { // Time in milliseconds during which we consider that music is still active after a music // track was stopped - see computeVolume() #define SONIFICATION_HEADSET_MUSIC_DELAY 5000 -// Time in milliseconds after media stopped playing during which we consider that the -// sonification should be as unobtrusive as during the time media was playing. -#define SONIFICATION_RESPECTFUL_AFTER_MUSIC_DELAY 5000 + // Time in milliseconds during witch some streams are muted while the audio path // is switched #define MUTE_TIME_MS 2000 @@ -71,7 +72,8 @@ namespace android { // AudioPolicyManager implements audio policy manager behavior common to all platforms. // ---------------------------------------------------------------------------- -class AudioPolicyManager: public AudioPolicyInterface +class AudioPolicyManager : public AudioPolicyInterface, public AudioPolicyManagerObserver + #ifdef AUDIO_POLICY_TEST , public Thread #endif //AUDIO_POLICY_TEST @@ -92,6 +94,7 @@ public: virtual void setForceUse(audio_policy_force_use_t usage, audio_policy_forced_cfg_t config); virtual audio_policy_forced_cfg_t getForceUse(audio_policy_force_use_t usage); + virtual void setSystemProperty(const char* property, const char* value); virtual status_t initCheck(); virtual audio_io_handle_t getOutput(audio_stream_type_t stream, @@ -222,8 +225,46 @@ public: // TODO candidates to be moved to ConfigParsingUtils void defaultAudioPolicyConfig(void); - // return the strategy corresponding to a given stream type - static routing_strategy getStrategy(audio_stream_type_t stream); + // return the strategy corresponding to a given stream type + routing_strategy getStrategy(audio_stream_type_t stream) const; + + // From AudioPolicyManagerObserver + virtual const AudioPatchCollection &getAudioPatches() const + { + return mAudioPatches; + } + virtual const SoundTriggerSessionCollection &getSoundTriggerSessionCollection() const + { + return mSoundTriggerSessions; + } + virtual const AudioPolicyMixCollection &getAudioPolicyMixCollection() const + { + return mPolicyMixes; + } + virtual const AudioOutputCollection &getOutputs() const + { + return mOutputs; + } + virtual const AudioInputCollection &getInputs() const + { + return mInputs; + } + virtual const DeviceVector &getAvailableOutputDevices() const + { + return mAvailableOutputDevices; + } + virtual const DeviceVector &getAvailableInputDevices() const + { + return mAvailableInputDevices; + } + virtual StreamDescriptorCollection &getStreamDescriptors() + { + return mStreams; + } + virtual const sp<DeviceDescriptor> &getDefaultOutputDevice() const + { + return mDefaultOutputDevice; + } protected: void addOutput(audio_io_handle_t output, sp<AudioOutputDescriptor> outputDesc); void removeOutput(audio_io_handle_t output); @@ -264,9 +305,6 @@ protected: // select input device corresponding to requested audio source virtual audio_devices_t getDeviceForInputSource(audio_source_t inputSource); - // initialize volume curves for each strategy and device category - void initializeVolumeCurves(); - // compute the actual volume for a given stream according to the requested index and a particular // device virtual float computeVolume(audio_stream_type_t stream, int index, @@ -301,7 +339,6 @@ protected: // true if device is in a telephony or VoIP call virtual bool isInCall(); - // true if given state represents a device in a telephony or VoIP call virtual bool isStateInCall(int state); @@ -433,8 +470,6 @@ protected: AudioInputCollection mInputs; // list of input descriptors DeviceVector mAvailableOutputDevices; // all available output devices DeviceVector mAvailableInputDevices; // all available input devices - int mPhoneState; // current phone state - audio_policy_forced_cfg_t mForceUse[AUDIO_POLICY_FORCE_USE_CNT]; // current forced use configuration StreamDescriptorCollection mStreams; // stream descriptors for volume control bool mLimitRingtoneVolume; // limit ringtone volume to music volume if headset connected @@ -534,6 +569,9 @@ private: bool isStrategyActive(const sp<AudioOutputDescriptor> outputDesc, routing_strategy strategy, uint32_t inPastMs = 0, nsecs_t sysTime = 0) const; + + // Audio Policy Engine Interface. + AudioPolicyManagerInterface *mEngine; }; }; |