m-default-nodes-api: revert to the version from master, without hooks
But keep the additional comments and debug statement improvements. Also, merge the stuff from common.h, which was previously shared with m-default-nodes.
This commit is contained in:

committed by
Julian Bouzas

parent
2325178d5c
commit
8e9faa6a25
@@ -9,13 +9,38 @@
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#include <wp/wp.h>
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#include <spa/utils/defs.h>
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#include <pipewire/keys.h>
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#include "module-default-nodes/common.h"
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/*
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* Module Provides the APIs to query the default device nodes. Module looks at
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* the default metadata to know the default devices.
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*/
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enum {
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AUDIO_SINK,
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AUDIO_SOURCE,
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VIDEO_SOURCE,
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N_DEFAULT_NODES
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};
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static const gchar * DEFAULT_KEY[N_DEFAULT_NODES] = {
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[AUDIO_SINK] = "default.audio.sink",
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[AUDIO_SOURCE] = "default.audio.source",
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[VIDEO_SOURCE] = "default.video.source",
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};
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static const gchar * NODE_TYPE_STR[N_DEFAULT_NODES] = {
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[AUDIO_SINK] = "Audio/Sink",
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[AUDIO_SOURCE] = "Audio/Source",
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[VIDEO_SOURCE] = "Video/Source",
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};
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static const gchar * DEFAULT_CONFIG_KEY[N_DEFAULT_NODES] = {
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[AUDIO_SINK] = "default.configured.audio.sink",
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[AUDIO_SOURCE] = "default.configured.audio.source",
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[VIDEO_SOURCE] = "default.configured.video.source",
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};
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typedef struct _WpDefaultNode WpDefaultNode;
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struct _WpDefaultNode
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{
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@@ -50,85 +75,89 @@ wp_default_nodes_api_init (WpDefaultNodesApi * self)
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{
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}
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static void
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sync_changed_notification (WpCore * core, GAsyncResult * res,
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WpDefaultNodesApi * self)
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{
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g_autoptr (GError) error = NULL;
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if (!wp_core_sync_finish (core, res, &error)) {
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wp_warning_object (self, "core sync error: %s", error->message);
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return;
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}
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g_signal_emit (self, signals[SIGNAL_CHANGED], 0);
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return;
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}
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static void
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schedule_changed_notification (WpDefaultNodesApi *self)
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{
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g_autoptr (WpCore) core = wp_object_get_core (WP_OBJECT (self));
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g_return_if_fail (core);
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wp_core_sync_closure (core, NULL, g_cclosure_new_object (
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G_CALLBACK (sync_changed_notification), G_OBJECT (self)));
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}
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static void
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on_metadata_changed (WpMetadata *m, guint32 subject,
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const gchar *key, const gchar *type, const gchar *value, gpointer d)
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{
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WpDefaultNodesApi * self = WP_DEFAULT_NODES_API (d);
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gchar *new_value = NULL;
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if (subject != 0)
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return;
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for (gint i = 0; i < N_DEFAULT_NODES; i++) {
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if (!g_strcmp0 (key, DEFAULT_KEY[i])) {
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if (value && !g_strcmp0 (type, "Spa:String:JSON")) {
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g_autoptr (WpSpaJson) json = wp_spa_json_new_from_string (value);
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g_autofree gchar *name = NULL;
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if (wp_spa_json_object_get (json, "name", "s", &name, NULL)) {
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wp_debug_object (m, "'%s' changed from %s -> '%s'", key,
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self->defaults [i].value, name);
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g_clear_pointer (&self->defaults[i].value, g_free);
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self->defaults[i].value = g_strdup (name);
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}
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wp_spa_json_object_get (json, "name", "s", &new_value, NULL);
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}
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g_signal_emit (self, signals [SIGNAL_CHANGED], 0);
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wp_debug_object (m, "'%s' changed from '%s' -> '%s'", key,
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self->defaults[i].value, new_value);
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g_clear_pointer (&self->defaults[i].value, g_free);
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self->defaults[i].value = new_value;
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schedule_changed_notification (self);
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break;
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} else if (!g_strcmp0 (key, DEFAULT_CONFIG_KEY[i])) {
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if (value && !g_strcmp0 (type, "Spa:String:JSON")) {
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g_autoptr (WpSpaJson) json = wp_spa_json_new_from_string (value);
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g_autofree gchar *name = NULL;
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if (wp_spa_json_object_get (json, "name", "s", &name, NULL)){
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wp_debug_object (m, "'%s' changed from %s -> '%s'", key, name,
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self->defaults[i].config_value);
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g_clear_pointer (&self->defaults[i].config_value, g_free);
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self->defaults[i].config_value = g_strdup (name);
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}
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wp_spa_json_object_get (json, "name", "s", &new_value, NULL);
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}
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wp_debug_object (m, "'%s' changed from '%s' -> '%s'", key,
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self->defaults[i].config_value, new_value);
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g_clear_pointer (&self->defaults[i].config_value, g_free);
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self->defaults[i].config_value = new_value;
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break;
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}
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}
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}
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static void
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on_metadata_changed_hook (WpEvent *event, gpointer d)
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on_metadata_added (WpObjectManager *om, WpObject *obj, WpDefaultNodesApi * self)
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{
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WpDefaultNodesApi * self = WP_DEFAULT_NODES_API (d);
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g_autoptr (GObject) subject = wp_event_get_subject (event);
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WpMetadata *m = WP_METADATA (subject);
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g_autoptr (WpProperties) p = wp_event_get_properties (event);
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guint32 subject_id = atoi (wp_properties_get (p, "event.subject.id"));
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const gchar *key = wp_properties_get (p, "event.subject.key");
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const gchar *type = wp_properties_get (p, "event.subject.spa_type");
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const gchar *value = wp_properties_get (p, "event.subject.value");
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on_metadata_changed (m, subject_id, key, type, value, self);
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}
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static void
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on_metadata_added (WpEvent *event, gpointer d)
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{
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WpDefaultNodesApi * self = WP_DEFAULT_NODES_API (d);
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g_autoptr (GObject) subject = wp_event_get_subject (event);
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WpMetadata *obj = WP_METADATA (subject);
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if (WP_IS_METADATA (obj)) {
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g_autoptr (WpIterator) it = wp_metadata_new_iterator (WP_METADATA (obj), 0);
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g_auto (GValue) val = G_VALUE_INIT;
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for (; wp_iterator_next (it, &val); g_value_unset (&val)) {
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guint32 subject_id;
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guint32 subject;
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const gchar *key, *type, *value;
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wp_metadata_iterator_item_extract (&val, &subject_id, &key, &type,
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&value);
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on_metadata_changed (WP_METADATA (obj), subject_id, key, type, value,
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self);
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wp_metadata_iterator_item_extract (&val, &subject, &key, &type, &value);
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on_metadata_changed (WP_METADATA (obj), subject, key, type, value, self);
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}
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g_signal_connect_object (obj, "changed",
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G_CALLBACK (on_metadata_changed), self, 0);
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}
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}
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@@ -144,50 +173,6 @@ wp_default_nodes_api_enable (WpPlugin * plugin, WpTransition * transition)
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WpDefaultNodesApi * self = WP_DEFAULT_NODES_API (plugin);
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g_autoptr (WpCore) core = wp_object_get_core (WP_OBJECT (plugin));
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g_return_if_fail (core);
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g_autoptr (WpEventDispatcher) dispatcher =
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wp_event_dispatcher_get_instance (core);
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g_autoptr (WpEventHook) hook = NULL;
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g_return_if_fail (dispatcher);
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/* default metadata added */
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hook = wp_simple_event_hook_new ("metadata-added@default-nodes-api",
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NULL, NULL,
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g_cclosure_new ((GCallback) on_metadata_added, self, NULL));
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wp_interest_event_hook_add_interest (WP_INTEREST_EVENT_HOOK (hook),
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WP_CONSTRAINT_TYPE_PW_PROPERTY, "event.type", "=s", "metadata-added",
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WP_CONSTRAINT_TYPE_PW_GLOBAL_PROPERTY, "metadata.name", "=s", "default",
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NULL);
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wp_event_dispatcher_register_hook (dispatcher, hook);
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g_clear_object(&hook);
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/* default metadata changed */
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hook = wp_simple_event_hook_new ("metadata-changed@default-nodes-api",
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NULL, NULL,
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g_cclosure_new ((GCallback) on_metadata_changed_hook, self, NULL));
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wp_interest_event_hook_add_interest (WP_INTEREST_EVENT_HOOK (hook),
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WP_CONSTRAINT_TYPE_PW_PROPERTY, "event.type", "=s", "metadata-changed",
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WP_CONSTRAINT_TYPE_PW_PROPERTY, "event.subject.key", "=s",
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"default.audio.sink",
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WP_CONSTRAINT_TYPE_PW_GLOBAL_PROPERTY, "metadata.name", "=s", "default",
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NULL);
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wp_interest_event_hook_add_interest (WP_INTEREST_EVENT_HOOK (hook),
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WP_CONSTRAINT_TYPE_PW_PROPERTY, "event.type", "=s", "metadata-changed",
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WP_CONSTRAINT_TYPE_PW_PROPERTY, "event.subject.key", "=s",
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"default.video.sink",
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WP_CONSTRAINT_TYPE_PW_GLOBAL_PROPERTY, "metadata.name", "=s", "default",
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NULL);
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wp_interest_event_hook_add_interest (WP_INTEREST_EVENT_HOOK (hook),
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WP_CONSTRAINT_TYPE_PW_PROPERTY, "event.type", "=s", "metadata-changed",
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WP_CONSTRAINT_TYPE_PW_PROPERTY, "event.subject.key", "=s",
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"default.audio.source",
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WP_CONSTRAINT_TYPE_PW_GLOBAL_PROPERTY, "metadata.name", "=s", "default",
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NULL);
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wp_event_dispatcher_register_hook (dispatcher, hook);
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g_clear_object(&hook);
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/* Create the metadata object manager */
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self->om = wp_object_manager_new ();
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@@ -199,6 +184,8 @@ wp_default_nodes_api_enable (WpPlugin * plugin, WpTransition * transition)
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WP_TYPE_METADATA, WP_OBJECT_FEATURES_ALL);
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wp_object_manager_request_object_features (self->om,
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WP_TYPE_NODE, WP_PIPEWIRE_OBJECT_FEATURES_MINIMAL);
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g_signal_connect_object (self->om, "object-added",
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G_CALLBACK (on_metadata_added), self, 0);
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g_signal_connect_object (self->om, "installed",
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G_CALLBACK (on_om_installed), self, 0);
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wp_core_install_object_manager (core, self->om);
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