gst_child_proxy_get_property: accept G_VALUE_INIT

gst_child_proxy_get_property() can now take a value initialized to
G_VALUE_INIT.  This parallels the corresponding change in
g_object_get_property(), GLib 2.60+.

https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/724#note_738531

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/809>

diff --git a/gst/gstchildproxy.c b/gst/gstchildproxy.c
index 5433905..77ef181 100644 (file)
--- a/gst/gstchildproxy.c
+++ b/gst/gstchildproxy.c
@@ -264,11 +264,15 @@ gst_child_proxy_get_property (GstChildProxy * object, const gchar * name,
 
   g_return_if_fail (GST_IS_CHILD_PROXY (object));
   g_return_if_fail (name != NULL);
-  g_return_if_fail (G_IS_VALUE (value));
+  g_return_if_fail (value != NULL);
 
   if (!gst_child_proxy_lookup (object, name, &target, &pspec))
     goto not_found;
 
+  if (!G_IS_VALUE (value)) {
+    g_value_init (value, pspec->value_type);
+  }
+
   g_object_get_property (target, pspec->name, value);
   gst_object_unref (target);