30 #define SPA_TYPE_INTERFACE_Device SPA_TYPE_INFO_INTERFACE_BASE "Device" 32 #define SPA_VERSION_DEVICE 0 41 #define SPA_VERSION_DEVICE_INFO 0 44 #define SPA_DEVICE_CHANGE_MASK_FLAGS (1u<<0) 45 #define SPA_DEVICE_CHANGE_MASK_PROPS (1u<<1) 46 #define SPA_DEVICE_CHANGE_MASK_PARAMS (1u<<2) 54 #define SPA_DEVICE_INFO_INIT() ((struct spa_device_info){ SPA_VERSION_DEVICE_INFO, }) 62 #define SPA_VERSION_DEVICE_OBJECT_INFO 0 68 #define SPA_DEVICE_OBJECT_CHANGE_MASK_FLAGS (1u<<0) 69 #define SPA_DEVICE_OBJECT_CHANGE_MASK_PROPS (1u<<1) 75 #define SPA_DEVICE_OBJECT_INFO_INIT() ((struct spa_device_object_info){ SPA_VERSION_DEVICE_OBJECT_INFO, }) 78 #define SPA_RESULT_TYPE_DEVICE_PARAMS 1 86 #define SPA_DEVICE_EVENT_INFO 0 87 #define SPA_DEVICE_EVENT_RESULT 1 88 #define SPA_DEVICE_EVENT_EVENT 2 89 #define SPA_DEVICE_EVENT_OBJECT_INFO 3 90 #define SPA_DEVICE_EVENT_NUM 4 99 #define SPA_VERSION_DEVICE_EVENTS 0 106 void (*
result) (
void *data,
int seq,
int res, uint32_t type,
const void *
result);
117 #define SPA_DEVICE_METHOD_ADD_LISTENER 0 118 #define SPA_DEVICE_METHOD_SYNC 1 119 #define SPA_DEVICE_METHOD_ENUM_PARAMS 2 120 #define SPA_DEVICE_METHOD_SET_PARAM 3 121 #define SPA_DEVICE_METHOD_NUM 4 129 #define SPA_VERSION_DEVICE_METHODS 0 166 int (*
sync) (
void *object,
int seq);
194 uint32_t id, uint32_t index, uint32_t max,
219 uint32_t id, uint32_t flags,
223 #define spa_device_method(o,method,version,...) \ 225 int _res = -ENOTSUP; \ 226 struct spa_device *_o = (o); \ 227 spa_interface_call_res(&_o->iface, \ 228 struct spa_device_methods, _res, \ 229 method, (version), ##__VA_ARGS__); \ 233 #define spa_device_add_listener(d,...) spa_device_method(d, add_listener, 0, __VA_ARGS__) 234 #define spa_device_sync(d,...) spa_device_method(d, sync, 0, __VA_ARGS__) 235 #define spa_device_enum_params(d,...) spa_device_method(d, enum_params, 0, __VA_ARGS__) 236 #define spa_device_set_param(d,...) spa_device_method(d, set_param, 0, __VA_ARGS__) 238 #define SPA_KEY_DEVICE_ENUM_API "device.enum.api" 240 #define SPA_KEY_DEVICE_API "device.api" 242 #define SPA_KEY_DEVICE_NAME "device.name" 243 #define SPA_KEY_DEVICE_ALIAS "device.alias" 244 #define SPA_KEY_DEVICE_NICK "device.nick" 245 #define SPA_KEY_DEVICE_DESCRIPTION "device.description" 246 #define SPA_KEY_DEVICE_ICON "device.icon" 248 #define SPA_KEY_DEVICE_ICON_NAME "device.icon-name" 250 #define SPA_KEY_DEVICE_PLUGGED_USEC "device.plugged.usec" 252 #define SPA_KEY_DEVICE_BUS_ID "device.bus-id" 253 #define SPA_KEY_DEVICE_BUS_PATH "device.bus-path" 256 #define SPA_KEY_DEVICE_BUS "device.bus" 259 #define SPA_KEY_DEVICE_SUBSYSTEM "device.subsystem" 260 #define SPA_KEY_DEVICE_SYSFS_PATH "device.sysfs.path" 262 #define SPA_KEY_DEVICE_VENDOR_ID "device.vendor.id" 263 #define SPA_KEY_DEVICE_VENDOR_NAME "device.vendor.name" 264 #define SPA_KEY_DEVICE_PRODUCT_ID "device.product.id" 265 #define SPA_KEY_DEVICE_PRODUCT_NAME "device.product.name" 266 #define SPA_KEY_DEVICE_SERIAL "device.serial" 267 #define SPA_KEY_DEVICE_CLASS "device.class" 268 #define SPA_KEY_DEVICE_CAPABILITIES "device.capabilities" 269 #define SPA_KEY_DEVICE_FORM_FACTOR "device.form-factor" 274 #define SPA_KEY_DEVICE_PROFILE "device.profile " 275 #define SPA_KEY_DEVICE_PROFILE_SET "device.profile-set" 276 #define SPA_KEY_DEVICE_STRING "device.string" 278 #define SPA_KEY_DEVICE_DEVIDS "device.devids" uint64_t change_mask
Definition: device.h:85
void(* info)(void *data, const struct spa_device_info *info)
notify extra information about the device
Definition: device.h:126
struct spa_pod * param
Definition: device.h:100
uint32_t version
Definition: device.h:123
uint32_t id
Definition: device.h:97
A hook, contains the structure with functions and the data passed to the functions.
Definition: hook.h:350
spa_device_methods:
Definition: device.h:154
Information about a device object.
Definition: device.h:73
void(* event)(void *data, const struct spa_event *event)
a device event
Definition: device.h:132
uint32_t n_params
number of elements in params
Definition: device.h:62
void(* object_info)(void *data, uint32_t id, const struct spa_device_object_info *info)
info changed for an object managed by the device, info is NULL when the object is removed ...
Definition: device.h:136
int(* enum_params)(void *object, int seq, uint32_t id, uint32_t index, uint32_t max, const struct spa_pod *filter)
Enumerate the parameters of a device.
Definition: device.h:222
const char * type
the object type managed by this device
Definition: device.h:78
uint32_t index
Definition: device.h:98
uint32_t version
Definition: device.h:159
information about a parameter
Definition: param.h:51
Information about the device and parameters it supports.
Definition: device.h:47
uint32_t version
Definition: device.h:50
spa_device_events:
Definition: device.h:119
const char * factory_name
a factory name that implements the object
Definition: device.h:79
struct spa_interface iface
Definition: device.h:40
int(* set_param)(void *object, uint32_t id, uint32_t flags, const struct spa_pod *param)
Set the configurable parameter in device.
Definition: device.h:247
int(* add_listener)(void *object, struct spa_hook *listener, const struct spa_device_events *events, void *data)
Set events to receive asynchronous notifications from the device.
Definition: device.h:176
uint64_t flags
Definition: device.h:59
struct spa_param_info * params
supported parameters
Definition: device.h:61
uint64_t flags
Definition: device.h:86
uint64_t change_mask
Definition: device.h:58
int(* sync)(void *object, int seq)
Perform a sync operation.
Definition: device.h:195
void(* result)(void *data, int seq, int res, uint32_t type, const void *result)
notify a result
Definition: device.h:129
uint32_t version
Definition: device.h:76
uint32_t next
Definition: device.h:99