gst.GhostPad: allow set_target(None) to unset the target. Fixes #590735.

2 files changed, 14 insertions, 1 deletions

diff --git a/gst/gst.defs b/gst/gst.defs
index 4b06c1d..d16b038 100644
--- a/gst/gst.defs
+++ b/gst/gst.defs
@@ -2529,7 +2529,7 @@
   (c-name "gst_ghost_pad_set_target")
   (return-type "gboolean")
   (parameters
-    '("GstPad*" "newtarget")
+    '("GstPad*" "newtarget" (null-ok))
   )
 )
 
diff --git a/testsuite/test_ghostpad.py b/testsuite/test_ghostpad.py
index 21104c2..8a390df 100644
--- a/testsuite/test_ghostpad.py
+++ b/testsuite/test_ghostpad.py
@@ -177,5 +177,18 @@ class PipeTest(TestCase):
         gst.debug('received handoff on pad %r' % pad)
         self._handoffs += 1
 
+class TargetTest(TestCase):
+    def test_target(self):
+        src = gst.Pad("src", gst.PAD_SRC)
+
+        ghost = gst.GhostPad("ghost_src", src)
+        self.failUnless(ghost.get_target() is src)
+
+        ghost.set_target(None)
+        self.failUnless(ghost.get_target() is None)
+
+        ghost.set_target(src)
+        self.failUnless(ghost.get_target() is src)
+
 if __name__ == "__main__":
     unittest.main()