From 904c1a7a1d13c0ad92d2d76e0c948b50acf1a358 Mon Sep 17 00:00:00 2001
From: Arun Raghavan <arun.raghavan@collabora.co.uk>
Date: Fri, 20 Aug 2010 03:07:58 +0530
Subject: [PATCH] gst: Add a gst_is_initialized() API

For one, this will allow libraries that expect applications to
initialize GStreamer before using their API to have a check for this
condition.

https://bugzilla.gnome.org/show_bug.cgi?id=627438
---
 docs/gst/gstreamer-sections.txt |  1 +
 gst/gst.c                       | 16 ++++++++++++++++
 gst/gst.h                       |  1 +
 win32/common/libgstreamer.def   |  1 +
 4 files changed, 19 insertions(+)

diff --git a/docs/gst/gstreamer-sections.txt b/docs/gst/gstreamer-sections.txt
index 00d90fbb53..1c0f1fb4b5 100644
--- a/docs/gst/gstreamer-sections.txt
+++ b/docs/gst/gstreamer-sections.txt
@@ -22,6 +22,7 @@
 gst_init
 gst_init_check
 gst_init_get_option_group
+gst_is_initialized
 gst_deinit
 gst_version
 gst_version_string
diff --git a/gst/gst.c b/gst/gst.c
index c1a03a5206..4cb1c29441 100644
--- a/gst/gst.c
+++ b/gst/gst.c
@@ -500,6 +500,22 @@ gst_init (int *argc, char **argv[])
   }
 }
 
+/**
+ * gst_is_initialized:
+ *
+ * Use this function to check if GStreamer has been initialized with gst_init()
+ * or gst_init_check().
+ *
+ * Returns: TRUE if initialization has been done, FALSE otherwise.
+ *
+ * Since: 0.10.31
+ */
+gboolean
+gst_is_initialized (void)
+{
+  return gst_initialized;
+}
+
 #ifndef GST_DISABLE_REGISTRY
 static void
 add_path_func (gpointer data, gpointer user_data)
diff --git a/gst/gst.h b/gst/gst.h
index bbf2a27bd7..6238dcf613 100644
--- a/gst/gst.h
+++ b/gst/gst.h
@@ -85,6 +85,7 @@ G_BEGIN_DECLS
 void		gst_init			(int *argc, char **argv[]);
 gboolean	gst_init_check			(int *argc, char **argv[],
 						 GError ** err);
+gboolean        gst_is_initialized              (void);
 GOptionGroup *	gst_init_get_option_group	(void);
 void		gst_deinit			(void);
 
diff --git a/win32/common/libgstreamer.def b/win32/common/libgstreamer.def
index 2a013eaf27..0c5f667b92 100644
--- a/win32/common/libgstreamer.def
+++ b/win32/common/libgstreamer.def
@@ -465,6 +465,7 @@ EXPORTS
 	gst_init_check
 	gst_init_get_option_group
 	gst_int_range_get_type
+	gst_is_initialized
 	gst_is_tag_list
 	gst_iterator_filter
 	gst_iterator_find_custom