mirrors/gstreamer
mirrors/gstreamer
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gstreamer.git synced 2024-11-28 20:51:13 +00:00
Code Issues 1 Projects Releases Wiki Activity

gsttracer: Add new API to fetch the list of active tracers

Browse source 
This will be useful in the next commit where we add action-signals on
the leaks tracer to get information about leaks and to manipulate
checkpoints as a replacement for the SIGUSR1 and SIGUSR2 signals for
doing the same.
This commit is contained in:
Nirbheek Chauhan 2019-06-19 04:22:42 +05:30
parent 5cdf1b7db8
commit 1685f38bb2
2 changed files with 41 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

3
gst/gsttracer.h
View file

@ -74,6 +74,9 @@ void gst_tracing_register_hook (GstTracer *tracer, const gchar *detail,
GST_API
gboolean gst_tracer_register (GstPlugin * plugin, const gchar * name, GType type);
GST_API
GList* gst_tracing_get_active_tracers (void);
#endif
G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstTracer, gst_object_unref)

38
gst/gsttracerutils.c
View file

@ -205,3 +205,41 @@ gst_tracing_register_hook (GstTracer * tracer, const gchar * detail,
}
#endif /* GST_DISABLE_GST_TRACER_HOOKS */
/**
* gst_tracing_get_active_tracers:
*
* Get a list of all active tracer objects owned by the tracing framework for
* the entirety of the run-time of the process or till gst_deinit() is called.
*
* Returns: (transfer full) (element-type Gst.Tracer): A #GList of
* #GstTracer objects
*
* Since: 1.18
*/
GList *
gst_tracing_get_active_tracers (void)
{
GList *tracers, *h_list, *h_node, *t_node;
GstTracerHook *hook;
if (!_priv_tracer_enabled || !_priv_tracers)
return NULL;
tracers = NULL;
h_list = g_hash_table_get_values (_priv_tracers);
for (h_node = h_list; h_node; h_node = g_list_next (h_node)) {
for (t_node = h_node->data; t_node; t_node = g_list_next (t_node)) {
hook = (GstTracerHook *) t_node->data;
/* Skip duplicate tracers from different hooks. This function is O(n), but
* that should be fine since the number of tracers enabled on a process
* should be small. */
if (g_list_index (tracers, hook->tracer) >= 0)
continue;
tracers = g_list_prepend (tracers, gst_object_ref (hook->tracer));
}
}
g_list_free (h_list);
return tracers;
}