5715 static PyObject *
5716 _wrap_GstElement__do_change_state(PyObject *cls, PyObject *args, PyObject *kwargs)
5717 {
5718     gpointer klass;
5719     static char *kwlist[] = { "self", "transition", NULL };
5720     PyGObject *self;
5721     PyObject *py_transition = NULL;
5722     gint ret;
5723     GstStateChange transition;
5724 
5725     if (!PyArg_ParseTupleAndKeywords(args, kwargs,"O!O:GstElement.change_state", kwlist, &PyGstElement_Type, &self, &py_transition))
when PyArg_ParseTupleAndKeywords() succeeds
taking False path
5726         return NULL;
5727     if (pyg_enum_get_value(GST_TYPE_STATE_CHANGE, py_transition, (gint *)&transition))
when treating unknown struct _PyGObject_Functions * from /usr/include/pygtk-2.0/pygobject.h:207 as non-NULL
calling unknown gint (*) (GType, struct PyObject *, gint *) from gst.c:5727
when considering range: -0x80000000 <= value <= -1
taking True path
5728         return NULL;
5729     klass = g_type_class_ref(pyg_type_from_object(cls));
5730     if (GST_ELEMENT_CLASS(klass)->change_state) {
5731         pyg_begin_allow_threads;
5732         ret = GST_ELEMENT_CLASS(klass)->change_state(GST_ELEMENT(self->obj), transition);
5733         pyg_end_allow_threads;
5734     } else {
5735         PyErr_SetString(PyExc_NotImplementedError, "virtual method GstElement.change_state not implemented");
5736         g_type_class_unref(klass);
5737         return NULL;
5738     }
5739     g_type_class_unref(klass);
5740     return pyg_enum_from_gtype(GST_TYPE_STATE_CHANGE_RETURN, ret);
5741 }
returning (PyObject*)NULL without setting an exception
found 1 similar trace(s) to this