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ges: Make init/deinit thread safe

Browse source 
Although it might be uncommon use case, init/deinit could be called
in non-main thread.
This commit is contained in:
Seungha Yang 2019-01-12 19:57:37 +09:00 committed by Thibault Saunier
parent 691b6f6f04
commit 15c891e76a
1 changed files with 51 additions and 6 deletions
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57
ges/ges.c
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@ -45,14 +45,20 @@
GST_DEBUG_CATEGORY (_ges_debug);
G_LOCK_DEFINE_STATIC (init_lock);
static gboolean ges_initialized = FALSE;
static gboolean ges_deinitialized = FALSE;
static gboolean
ges_init_pre (GOptionContext * context, GOptionGroup * group, gpointer data,
GError ** error)
{
if (ges_initialized) {
GST_DEBUG ("already initialized");
return TRUE;
}
/* initialize debugging category */
GST_DEBUG_CATEGORY_INIT (_ges_debug, "ges", GST_DEBUG_FG_YELLOW,
"GStreamer Editing Services");
@ -146,9 +152,15 @@ failed:
gboolean
ges_init (void)
{
gboolean ret;
G_LOCK (init_lock);
ges_init_pre (NULL, NULL, NULL, NULL);
return ges_init_post (NULL, NULL, NULL, NULL);
ret = ges_init_post (NULL, NULL, NULL, NULL);
G_UNLOCK (init_lock);
return ret;
}
/**
@ -165,6 +177,21 @@ ges_init (void)
void
ges_deinit (void)
{
G_LOCK (init_lock);
if (!ges_initialized) {
G_UNLOCK (init_lock);
return;
}
GST_INFO ("deinitializing GES");
if (ges_deinitialized) {
G_UNLOCK (init_lock);
GST_DEBUG ("already deinitialized");
return;
}
_ges_uri_asset_cleanup ();
g_type_class_unref (g_type_class_peek (GES_TYPE_TEST_CLIP));
@ -186,6 +213,13 @@ ges_deinit (void)
/* Register track elements */
g_type_class_unref (g_type_class_peek (GES_TYPE_EFFECT));
ges_deinitialized = TRUE;
G_UNLOCK (init_lock);
GST_INFO ("deinitialized GES");
return;
}
#ifndef GST_DISABLE_OPTION_PARSING
@ -303,8 +337,11 @@ ges_init_check (int *argc, char **argv[], GError ** err)
#endif
gboolean res;
G_LOCK (init_lock);
if (ges_initialized) {
GST_DEBUG ("already initialized ges");
G_UNLOCK (init_lock);
return TRUE;
}
#ifndef GST_DISABLE_OPTION_PARSING
@ -316,10 +353,18 @@ ges_init_check (int *argc, char **argv[], GError ** err)
res = g_option_context_parse (ctx, argc, argv, err);
g_option_context_free (ctx);
#endif
if (!res)
return res;
return ges_init ();
if (!res) {
G_UNLOCK (init_lock);
return res;
}
ges_init_pre (NULL, NULL, NULL, NULL);
res = ges_init_post (NULL, NULL, NULL, NULL);
G_UNLOCK (init_lock);
return res;
}
/**