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decodebin2: remove leftover elements

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Remove all of the elements inside decodebin2 when goint to READY and NULL.
Makes decodebin2 reusable.
Fixes #583750
This commit is contained in:
Wim Taymans 2009-05-27 18:12:10 +02:00
parent de06a6adb5
commit 650215bcfd
1 changed files with 42 additions and 0 deletions
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42
gst/playback/gstdecodebin2.c
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@ -663,6 +663,10 @@ static void
gst_decode_bin_remove_groups (GstDecodeBin * dbin)
{
GList *tmp;
GstIterator *it;
gpointer point;
gboolean done;
GstIteratorResult res;
GST_DEBUG_OBJECT (dbin, "cleaning up");
@ -690,6 +694,44 @@ gst_decode_bin_remove_groups (GstDecodeBin * dbin)
}
g_list_free (dbin->oldgroups);
dbin->oldgroups = NULL;
GST_DEBUG_OBJECT (dbin, "removing last elements");
/* remove all remaining elements */
it = gst_bin_iterate_elements (GST_BIN_CAST (dbin));
restart:
done = FALSE;
while (!done) {
res = gst_iterator_next (it, &point);
switch (res) {
case GST_ITERATOR_DONE:
done = TRUE;
break;
case GST_ITERATOR_RESYNC:
gst_iterator_resync (it);
goto restart;
case GST_ITERATOR_ERROR:
GST_WARNING_OBJECT (dbin,
"Had an error while iterating bin %s", GST_ELEMENT_NAME (dbin));
done = TRUE;
break;
case GST_ITERATOR_OK:
{
GstElement *elem = GST_ELEMENT_CAST (point);
/* don't remove the typefind element */
if (elem != dbin->typefind) {
GST_DEBUG_OBJECT (dbin, "remove element %s", GST_ELEMENT_NAME (elem));
gst_bin_remove (GST_BIN_CAST (dbin), elem);
gst_element_set_state (elem, GST_STATE_NULL);
}
gst_object_unref (elem);
break;
}
default:
break;
}
}
}
static void