diff options
author | Kevin Rocard <krocard@google.com> | 2018-01-24 04:04:47 +0000 |
---|---|---|
committer | Android (Google) Code Review <android-gerrit@google.com> | 2018-01-24 04:04:47 +0000 |
commit | cd603ca9e85a2bfaf8049f66e661e94b7d062c5a (patch) | |
tree | 33d6259b73f46e9bc4d0741b91c59631701bc12c /soundtrigger | |
parent | 84a51275b5e62cbb632428f7ac3ccddb5b523626 (diff) | |
parent | 49c56de516b4e9556ae1b0af0ccfa7d695f5807b (diff) | |
download | android_hardware_interfaces-cd603ca9e85a2bfaf8049f66e661e94b7d062c5a.tar.gz android_hardware_interfaces-cd603ca9e85a2bfaf8049f66e661e94b7d062c5a.tar.bz2 android_hardware_interfaces-cd603ca9e85a2bfaf8049f66e661e94b7d062c5a.zip |
Merge "Audio V4: Split system and vendor Audio.h"
Diffstat (limited to 'soundtrigger')
-rw-r--r-- | soundtrigger/2.0/default/Android.bp | 7 | ||||
-rw-r--r-- | soundtrigger/2.0/default/Android.mk | 1 | ||||
-rw-r--r-- | soundtrigger/2.0/legacy/Android.bp | 11 | ||||
-rw-r--r-- | soundtrigger/2.0/legacy/OWNERS | 3 | ||||
-rw-r--r-- | soundtrigger/2.0/legacy/include/hardware/sound_trigger.h | 130 | ||||
-rw-r--r-- | soundtrigger/2.0/legacy/include/system/sound_trigger.h | 228 | ||||
-rw-r--r-- | soundtrigger/2.1/default/Android.mk | 2 |
7 files changed, 377 insertions, 5 deletions
diff --git a/soundtrigger/2.0/default/Android.bp b/soundtrigger/2.0/default/Android.bp index cc20f91cd..21e50e1f5 100644 --- a/soundtrigger/2.0/default/Android.bp +++ b/soundtrigger/2.0/default/Android.bp @@ -16,10 +16,7 @@ cc_library_shared { name: "android.hardware.soundtrigger@2.0-core", defaults: ["hidl_defaults"], - vendor_available: true, - vndk: { - enabled: true, - }, + vendor: true, srcs: [ "SoundTriggerHalImpl.cpp", ], @@ -37,7 +34,7 @@ cc_library_shared { ], header_libs: [ - "libaudio_system_headers", + "android.hardware.soundtrigger.legacy@2.0", "libhardware_headers", ], } diff --git a/soundtrigger/2.0/default/Android.mk b/soundtrigger/2.0/default/Android.mk index 835a02080..1b6360b2b 100644 --- a/soundtrigger/2.0/default/Android.mk +++ b/soundtrigger/2.0/default/Android.mk @@ -32,6 +32,7 @@ LOCAL_SHARED_LIBRARIES := \ android.hardware.soundtrigger@2.0-core LOCAL_C_INCLUDE_DIRS := $(LOCAL_PATH) +LOCAL_HEADER_LIBRARIES += android.hardware.soundtrigger.legacy@2.0 ifeq ($(strip $(AUDIOSERVER_MULTILIB)),) LOCAL_MULTILIB := 32 diff --git a/soundtrigger/2.0/legacy/Android.bp b/soundtrigger/2.0/legacy/Android.bp new file mode 100644 index 000000000..995477965 --- /dev/null +++ b/soundtrigger/2.0/legacy/Android.bp @@ -0,0 +1,11 @@ +cc_library_headers { + name: "android.hardware.soundtrigger.legacy@2.0", + vendor: true, + export_include_dirs: ["include"], + header_libs: [ + "android.hardware.audio.common.legacy@2.0", + ], + export_header_lib_headers: [ + "android.hardware.audio.common.legacy@2.0", + ], +} diff --git a/soundtrigger/2.0/legacy/OWNERS b/soundtrigger/2.0/legacy/OWNERS new file mode 100644 index 000000000..6fdc97ca2 --- /dev/null +++ b/soundtrigger/2.0/legacy/OWNERS @@ -0,0 +1,3 @@ +elaurent@google.com +krocard@google.com +mnaganov@google.com diff --git a/soundtrigger/2.0/legacy/include/hardware/sound_trigger.h b/soundtrigger/2.0/legacy/include/hardware/sound_trigger.h new file mode 100644 index 000000000..57b405e66 --- /dev/null +++ b/soundtrigger/2.0/legacy/include/hardware/sound_trigger.h @@ -0,0 +1,130 @@ +/* + * Copyright (C) 2014 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 <hardware/hardware.h> +#include <system/audio.h> +#include <system/sound_trigger.h> + +#ifndef ANDROID_SOUND_TRIGGER_HAL_H +#define ANDROID_SOUND_TRIGGER_HAL_H + +__BEGIN_DECLS + +/** + * The id of this module + */ +#define SOUND_TRIGGER_HARDWARE_MODULE_ID "sound_trigger" + +/** + * Name of the audio devices to open + */ +#define SOUND_TRIGGER_HARDWARE_INTERFACE "sound_trigger_hw_if" + +#define SOUND_TRIGGER_MODULE_API_VERSION_1_0 HARDWARE_MODULE_API_VERSION(1, 0) +#define SOUND_TRIGGER_MODULE_API_VERSION_CURRENT SOUND_TRIGGER_MODULE_API_VERSION_1_0 + +#define SOUND_TRIGGER_DEVICE_API_VERSION_1_0 HARDWARE_DEVICE_API_VERSION(1, 0) +#define SOUND_TRIGGER_DEVICE_API_VERSION_1_1 HARDWARE_DEVICE_API_VERSION(1, 1) +#define SOUND_TRIGGER_DEVICE_API_VERSION_CURRENT SOUND_TRIGGER_DEVICE_API_VERSION_1_1 + +/** + * List of known sound trigger HAL modules. This is the base name of the sound_trigger HAL + * library composed of the "sound_trigger." prefix, one of the base names below and + * a suffix specific to the device. + * e.g: sondtrigger.primary.goldfish.so or sound_trigger.primary.default.so + */ + +#define SOUND_TRIGGER_HARDWARE_MODULE_ID_PRIMARY "primary" + +/** + * Every hardware module must have a data structure named HAL_MODULE_INFO_SYM + * and the fields of this data structure must begin with hw_module_t + * followed by module specific information. + */ +struct sound_trigger_module { + struct hw_module_t common; +}; + +typedef void (*recognition_callback_t)(struct sound_trigger_recognition_event* event, void* cookie); +typedef void (*sound_model_callback_t)(struct sound_trigger_model_event* event, void* cookie); + +struct sound_trigger_hw_device { + struct hw_device_t common; + + /* + * Retrieve implementation properties. + */ + int (*get_properties)(const struct sound_trigger_hw_device* dev, + struct sound_trigger_properties* properties); + + /* + * Load a sound model. Once loaded, recognition of this model can be started and stopped. + * Only one active recognition per model at a time. The SoundTrigger service will handle + * concurrent recognition requests by different users/applications on the same model. + * The implementation returns a unique handle used by other functions (unload_sound_model(), + * start_recognition(), etc... + */ + int (*load_sound_model)(const struct sound_trigger_hw_device* dev, + struct sound_trigger_sound_model* sound_model, + sound_model_callback_t callback, void* cookie, + sound_model_handle_t* handle); + + /* + * Unload a sound model. A sound model can be unloaded to make room for a new one to overcome + * implementation limitations. + */ + int (*unload_sound_model)(const struct sound_trigger_hw_device* dev, + sound_model_handle_t handle); + + /* Start recognition on a given model. Only one recognition active at a time per model. + * Once recognition succeeds of fails, the callback is called. + * TODO: group recognition configuration parameters into one struct and add key phrase options. + */ + int (*start_recognition)(const struct sound_trigger_hw_device* dev, + sound_model_handle_t sound_model_handle, + const struct sound_trigger_recognition_config* config, + recognition_callback_t callback, void* cookie); + + /* Stop recognition on a given model. + * The implementation does not have to call the callback when stopped via this method. + */ + int (*stop_recognition)(const struct sound_trigger_hw_device* dev, + sound_model_handle_t sound_model_handle); + + /* Stop recognition on all models. + * Only supported for device api versions SOUND_TRIGGER_DEVICE_API_VERSION_1_1 or above. + * If no implementation is provided, stop_recognition will be called for each running model. + */ + int (*stop_all_recognitions)(const struct sound_trigger_hw_device* dev); +}; + +typedef struct sound_trigger_hw_device sound_trigger_hw_device_t; + +/** convenience API for opening and closing a supported device */ + +static inline int sound_trigger_hw_device_open(const struct hw_module_t* module, + struct sound_trigger_hw_device** device) { + return module->methods->open(module, SOUND_TRIGGER_HARDWARE_INTERFACE, + TO_HW_DEVICE_T_OPEN(device)); +} + +static inline int sound_trigger_hw_device_close(struct sound_trigger_hw_device* device) { + return device->common.close(&device->common); +} + +__END_DECLS + +#endif // ANDROID_SOUND_TRIGGER_HAL_H diff --git a/soundtrigger/2.0/legacy/include/system/sound_trigger.h b/soundtrigger/2.0/legacy/include/system/sound_trigger.h new file mode 100644 index 000000000..5d00c1240 --- /dev/null +++ b/soundtrigger/2.0/legacy/include/system/sound_trigger.h @@ -0,0 +1,228 @@ +/* + * Copyright (C) 2014 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. + */ + +#ifndef ANDROID_SOUND_TRIGGER_H +#define ANDROID_SOUND_TRIGGER_H + +#include <stdbool.h> +#include <system/audio.h> + +#define SOUND_TRIGGER_MAX_STRING_LEN 64 // max length of strings in properties & descriptor structs +#define SOUND_TRIGGER_MAX_LOCALE_LEN 6 // max length of locale string. e.g en_US +#define SOUND_TRIGGER_MAX_USERS 10 // max number of concurrent users +#define SOUND_TRIGGER_MAX_PHRASES 10 // max number of concurrent phrases + +typedef enum { + SOUND_TRIGGER_STATE_NO_INIT = -1, /* The sound trigger service is not initialized */ + SOUND_TRIGGER_STATE_ENABLED = 0, /* The sound trigger service is enabled */ + SOUND_TRIGGER_STATE_DISABLED = 1 /* The sound trigger service is disabled */ +} sound_trigger_service_state_t; + +#define RECOGNITION_MODE_VOICE_TRIGGER 0x1 // simple voice trigger +#define RECOGNITION_MODE_USER_IDENTIFICATION 0x2 // trigger only if one user in model identified +#define RECOGNITION_MODE_USER_AUTHENTICATION 0x4 // trigger only if one user in mode authenticated +#define RECOGNITION_MODE_GENERIC_TRIGGER 0x8 // generic sound trigger + +#define RECOGNITION_STATUS_SUCCESS 0 +#define RECOGNITION_STATUS_ABORT 1 +#define RECOGNITION_STATUS_FAILURE 2 + +#define SOUND_MODEL_STATUS_UPDATED 0 + +typedef enum { + SOUND_MODEL_TYPE_UNKNOWN = -1, /* use for unspecified sound model type */ + SOUND_MODEL_TYPE_KEYPHRASE = 0, /* use for key phrase sound models */ + SOUND_MODEL_TYPE_GENERIC = 1 /* use for all models other than keyphrase */ +} sound_trigger_sound_model_type_t; + +typedef audio_uuid_t sound_trigger_uuid_t; + +/* + * sound trigger implementation descriptor read by the framework via get_properties(). + * Used by SoundTrigger service to report to applications and manage concurrency and policy. + */ +struct sound_trigger_properties { + char implementor[SOUND_TRIGGER_MAX_STRING_LEN]; /* implementor name */ + char description[SOUND_TRIGGER_MAX_STRING_LEN]; /* implementation description */ + unsigned int version; /* implementation version */ + sound_trigger_uuid_t uuid; /* unique implementation ID. + Must change with version each version */ + unsigned int max_sound_models; /* maximum number of concurrent sound models + loaded */ + unsigned int max_key_phrases; /* maximum number of key phrases */ + unsigned int max_users; /* maximum number of concurrent users detected */ + unsigned int recognition_modes; /* all supported modes. + e.g RECOGNITION_MODE_VOICE_TRIGGER */ + bool capture_transition; /* supports seamless transition from detection + to capture */ + unsigned int max_buffer_ms; /* maximum buffering capacity in ms if + capture_transition is true*/ + bool concurrent_capture; /* supports capture by other use cases while + detection is active */ + bool trigger_in_event; /* returns the trigger capture in event */ + unsigned int power_consumption_mw; /* Rated power consumption when detection is active + with TDB silence/sound/speech ratio */ +}; + +typedef int sound_trigger_module_handle_t; + +struct sound_trigger_module_descriptor { + sound_trigger_module_handle_t handle; + struct sound_trigger_properties properties; +}; + +typedef int sound_model_handle_t; + +/* + * Base sound model descriptor. This struct is the header of a larger block passed to + * load_sound_model() and containing the binary data of the sound model. + * Proprietary representation of users in binary data must match information indicated + * by users field + */ +struct sound_trigger_sound_model { + sound_trigger_sound_model_type_t type; /* model type. e.g. SOUND_MODEL_TYPE_KEYPHRASE */ + sound_trigger_uuid_t uuid; /* unique sound model ID. */ + sound_trigger_uuid_t vendor_uuid; /* unique vendor ID. Identifies the engine the + sound model was build for */ + unsigned int data_size; /* size of opaque model data */ + unsigned int data_offset; /* offset of opaque data start from head of struct + (e.g sizeof struct sound_trigger_sound_model) */ +}; + +/* key phrase descriptor */ +struct sound_trigger_phrase { + unsigned int id; /* keyphrase ID */ + unsigned int recognition_mode; /* recognition modes supported by this key phrase */ + unsigned int num_users; /* number of users in the key phrase */ + unsigned int users[SOUND_TRIGGER_MAX_USERS]; /* users ids: (not uid_t but sound trigger + specific IDs */ + char locale[SOUND_TRIGGER_MAX_LOCALE_LEN]; /* locale - JAVA Locale style (e.g. en_US) */ + char text[SOUND_TRIGGER_MAX_STRING_LEN]; /* phrase text in UTF-8 format. */ +}; + +/* + * Specialized sound model for key phrase detection. + * Proprietary representation of key phrases in binary data must match information indicated + * by phrases field + */ +struct sound_trigger_phrase_sound_model { + struct sound_trigger_sound_model common; + unsigned int num_phrases; /* number of key phrases in model */ + struct sound_trigger_phrase phrases[SOUND_TRIGGER_MAX_PHRASES]; +}; + +/* + * Generic sound model, used for all cases except key phrase detection. + */ +struct sound_trigger_generic_sound_model { + struct sound_trigger_sound_model common; +}; + +/* + * Generic recognition event sent via recognition callback + * Must be aligned to transmit as raw memory through Binder. + */ +struct __attribute__((aligned(8))) sound_trigger_recognition_event { + int status; /* recognition status e.g. + RECOGNITION_STATUS_SUCCESS */ + sound_trigger_sound_model_type_t type; /* event type, same as sound model type. + e.g. SOUND_MODEL_TYPE_KEYPHRASE */ + sound_model_handle_t model; /* loaded sound model that triggered the + event */ + bool capture_available; /* it is possible to capture audio from this + utterance buffered by the + implementation */ + int capture_session; /* audio session ID. framework use */ + int capture_delay_ms; /* delay in ms between end of model + detection and start of audio available + for capture. A negative value is possible + (e.g. if key phrase is also available for + capture */ + int capture_preamble_ms; /* duration in ms of audio captured + before the start of the trigger. + 0 if none. */ + bool trigger_in_data; /* the opaque data is the capture of + the trigger sound */ + audio_config_t audio_config; /* audio format of either the trigger in + event data or to use for capture of the + rest of the utterance */ + unsigned int data_size; /* size of opaque event data */ + unsigned int data_offset; /* offset of opaque data start from start of + this struct (e.g sizeof struct + sound_trigger_phrase_recognition_event) */ +}; + +/* + * Confidence level for each user in struct sound_trigger_phrase_recognition_extra + */ +struct sound_trigger_confidence_level { + unsigned int user_id; /* user ID */ + unsigned int level; /* confidence level in percent (0 - 100). + - min level for recognition configuration + - detected level for recognition event */ +}; + +/* + * Specialized recognition event for key phrase detection + */ +struct sound_trigger_phrase_recognition_extra { + unsigned int id; /* keyphrase ID */ + unsigned int recognition_modes; /* recognition modes used for this keyphrase */ + unsigned int confidence_level; /* confidence level for mode RECOGNITION_MODE_VOICE_TRIGGER */ + unsigned int num_levels; /* number of user confidence levels */ + struct sound_trigger_confidence_level levels[SOUND_TRIGGER_MAX_USERS]; +}; + +struct sound_trigger_phrase_recognition_event { + struct sound_trigger_recognition_event common; + unsigned int num_phrases; + struct sound_trigger_phrase_recognition_extra phrase_extras[SOUND_TRIGGER_MAX_PHRASES]; +}; + +struct sound_trigger_generic_recognition_event { + struct sound_trigger_recognition_event common; +}; + +/* + * configuration for sound trigger capture session passed to start_recognition() + */ +struct sound_trigger_recognition_config { + audio_io_handle_t capture_handle; /* IO handle that will be used for capture. + N/A if capture_requested is false */ + audio_devices_t capture_device; /* input device requested for detection capture */ + bool capture_requested; /* capture and buffer audio for this recognition + instance */ + unsigned int num_phrases; /* number of key phrases recognition extras */ + struct sound_trigger_phrase_recognition_extra phrases[SOUND_TRIGGER_MAX_PHRASES]; + /* configuration for each key phrase */ + unsigned int data_size; /* size of opaque capture configuration data */ + unsigned int data_offset; /* offset of opaque data start from start of this struct + (e.g sizeof struct sound_trigger_recognition_config) */ +}; + +/* + * Event sent via load sound model callback + */ +struct sound_trigger_model_event { + int status; /* sound model status e.g. SOUND_MODEL_STATUS_UPDATED */ + sound_model_handle_t model; /* loaded sound model that triggered the event */ + unsigned int data_size; /* size of event data if any. Size of updated sound model if + status is SOUND_MODEL_STATUS_UPDATED */ + unsigned int data_offset; /* offset of data start from start of this struct + (e.g sizeof struct sound_trigger_model_event) */ +}; + +#endif // ANDROID_SOUND_TRIGGER_H diff --git a/soundtrigger/2.1/default/Android.mk b/soundtrigger/2.1/default/Android.mk index 5851d63ed..04d3f3650 100644 --- a/soundtrigger/2.1/default/Android.mk +++ b/soundtrigger/2.1/default/Android.mk @@ -38,6 +38,8 @@ LOCAL_SHARED_LIBRARIES := \ android.hidl.allocator@1.0 \ android.hidl.memory@1.0 +LOCAL_HEADER_LIBRARIES := android.hardware.soundtrigger.legacy@2.0 + LOCAL_C_INCLUDE_DIRS := $(LOCAL_PATH) ifeq ($(strip $(AUDIOSERVER_MULTILIB)),) |