[pitivi] Don't call caps.make_writable() in imagefreeze.

[Edward Hervey <edwardrv src gnome org>]

commit e08a372837ad2bd233d208efd836cdeff1f8706c
Author: Alessandro Decina <alessandro d gmail com>
Date:   Mon Aug 3 12:29:35 2009 +0200

    Don't call caps.make_writable() in imagefreeze.
    
    make_writable() should never be called from python since it breaks refcounting.

 pitivi/elements/imagefreeze.py |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/pitivi/elements/imagefreeze.py b/pitivi/elements/imagefreeze.py
index 3045e16..9d0120a 100644
--- a/pitivi/elements/imagefreeze.py
+++ b/pitivi/elements/imagefreeze.py
@@ -101,7 +101,7 @@ class ImageFreeze(gst.Element):
 
         # methodology
         # 1. We override any incoming framerate
-        ccaps = caps.make_writable()
+        ccaps = gst.Caps(caps)
         for struct in ccaps:
             if struct.has_key("framerate"):
                 try: