mirror of
https://gitlab.freedesktop.org/pipewire/pipewire.git
synced 2026-06-15 17:18:23 +02:00
3f77c4e25f
We don't actually use this counter anywhere. Change the counter to a mask that will contain object specific changes to the params. This should make it possible to track what kind of changes where done to the object and make it easier to emit the right events later.
126 lines
3.7 KiB
C
126 lines
3.7 KiB
C
/* PipeWire */
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/* SPDX-FileCopyrightText: Copyright © 2020 Wim Taymans */
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/* SPDX-License-Identifier: MIT */
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#ifndef PIPEWIRE_MANAGER_H
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#define PIPEWIRE_MANAGER_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <spa/utils/defs.h>
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#include <spa/pod/pod.h>
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#include <pipewire/pipewire.h>
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struct pw_manager_object;
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struct pw_manager_events {
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#define PW_VERSION_MANAGER_EVENTS 0
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uint32_t version;
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void (*destroy) (void *data);
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void (*sync) (void *data);
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void (*added) (void *data, struct pw_manager_object *object);
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void (*updated) (void *data, struct pw_manager_object *object);
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void (*removed) (void *data, struct pw_manager_object *object);
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void (*metadata) (void *data, struct pw_manager_object *object,
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uint32_t subject, const char *key,
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const char *type, const char *value);
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void (*disconnect) (void *data);
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void (*object_data_timeout) (void *data, struct pw_manager_object *object,
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const char *key);
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};
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struct pw_manager {
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struct pw_core *core;
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struct pw_registry *registry;
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struct pw_core_info *info;
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uint32_t n_objects;
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struct spa_list object_list;
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};
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struct pw_manager_param {
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uint32_t id;
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int32_t seq;
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struct spa_list link; /**< link in manager_object param_list */
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struct spa_pod *param;
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};
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struct pw_manager_object {
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struct spa_list link; /**< link in manager object_list */
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uint64_t serial;
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uint32_t id;
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uint32_t permissions;
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const char *type;
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uint32_t version;
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uint32_t index;
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struct pw_properties *props;
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struct pw_proxy *proxy;
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char *message_object_path;
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int (*message_handler)(struct pw_manager *m, struct pw_manager_object *o,
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const char *message, const char *params, char **response);
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void *info;
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struct spa_param_info *params;
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uint32_t n_params;
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uint64_t change_mask; /* object specific params change mask */
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struct spa_list param_list;
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unsigned int creating:1;
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unsigned int removing:1;
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};
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struct pw_manager *pw_manager_new(struct pw_core *core);
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void pw_manager_add_listener(struct pw_manager *manager,
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struct spa_hook *listener,
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const struct pw_manager_events *events, void *data);
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int pw_manager_sync(struct pw_manager *manager);
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void pw_manager_destroy(struct pw_manager *manager);
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int pw_manager_set_metadata(struct pw_manager *manager,
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struct pw_manager_object *metadata,
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uint32_t subject, const char *key, const char *type,
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const char *format, ...) SPA_PRINTF_FUNC(6,7);
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int pw_manager_for_each_object(struct pw_manager *manager,
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int (*callback) (void *data, struct pw_manager_object *object),
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void *data);
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void *pw_manager_object_add_data(struct pw_manager_object *o, const char *key, size_t size);
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void *pw_manager_object_get_data(struct pw_manager_object *obj, const char *key);
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void *pw_manager_object_add_temporary_data(struct pw_manager_object *o, const char *key,
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size_t size, uint64_t lifetime_nsec);
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bool pw_manager_object_is_client(struct pw_manager_object *o);
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bool pw_manager_object_is_module(struct pw_manager_object *o);
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bool pw_manager_object_is_card(struct pw_manager_object *o);
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bool pw_manager_object_is_sink(struct pw_manager_object *o);
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bool pw_manager_object_is_source(struct pw_manager_object *o);
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bool pw_manager_object_is_monitor(struct pw_manager_object *o);
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bool pw_manager_object_is_virtual(struct pw_manager_object *o);
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bool pw_manager_object_is_network(struct pw_manager_object *o);
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bool pw_manager_object_is_source_or_monitor(struct pw_manager_object *o);
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bool pw_manager_object_is_sink_input(struct pw_manager_object *o);
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bool pw_manager_object_is_source_output(struct pw_manager_object *o);
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bool pw_manager_object_is_recordable(struct pw_manager_object *o);
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bool pw_manager_object_is_link(struct pw_manager_object *o);
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /* PIPEWIRE_MANAGER_H */
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