/* strictly get the linked pad from the sinkpad. If the pad is active we return
* the srcpad else we return NULL */
-typedef struct
-{
- GstIterator parent;
-
- GstPad *pad;
- gboolean start;
-} GstSelectorIterator;
-
-static void
-_iterate_free (GstIterator * it)
-{
- GstSelectorIterator *sit = (GstSelectorIterator *) it;
-
- gst_object_unref (sit->pad);
- g_free (it);
-}
-
-static GstIteratorResult
-_iterate_next (GstIterator * it, gpointer * result)
-{
- GstSelectorIterator *sit = (GstSelectorIterator *) it;
-
- if (sit->start) {
- GstPad *res = gst_input_selector_get_linked_pad (sit->pad, TRUE);
-
- *result = res;
- sit->start = FALSE;
- return GST_ITERATOR_OK;
- }
-
- *result = NULL;
- return GST_ITERATOR_DONE;
-}
-
-static GstIteratorItem
-_iterate_item (GstIterator * it, gpointer item)
-{
- return GST_ITERATOR_ITEM_PASS;
-}
-
-static void
-_iterate_resync (GstIterator * it)
-{
- GstSelectorIterator *sit = (GstSelectorIterator *) it;
-
- sit->start = TRUE;
-}
static GstIterator *
gst_selector_pad_iterate_linked_pads (GstPad * pad)
{
GstInputSelector *sel = GST_INPUT_SELECTOR (gst_pad_get_parent (pad));
- GstSelectorIterator *it = (GstSelectorIterator *)
- gst_iterator_new (sizeof (GstSelectorIterator),
- GST_TYPE_PAD,
- sel->lock,
- &GST_ELEMENT_CAST (sel)->pads_cookie,
- _iterate_next, _iterate_item, _iterate_resync, _iterate_free);
-
- it->pad = gst_object_ref (pad);
- it->start = TRUE;
+ GstPad *opad = gst_input_selector_get_linked_pad (pad, TRUE);
+ GstIterator *it = gst_iterator_new_single (GST_TYPE_PAD, opad,
+ (GstCopyFunction) gst_object_ref, (GFreeFunc) gst_object_unref);
+ if (opad)
+ gst_object_unref (opad);
gst_object_unref (sel);
- return (GstIterator *) it;
+ return it;
}
static gboolean