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inputselector: Use iterate internal links instead of deprecated get internal links

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This commit is contained in:
Sebastian Dröge 2009-08-19 17:05:32 +02:00
parent 98357e7d30
commit ca55cda9b9
1 changed files with 66 additions and 14 deletions
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80
gst/selector/gstinputselector.c
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@ -149,7 +149,7 @@ static gint64 gst_selector_pad_get_running_time (GstSelectorPad * pad);
static void gst_selector_pad_reset (GstSelectorPad * pad);
static gboolean gst_selector_pad_event (GstPad * pad, GstEvent * event);
static GstCaps *gst_selector_pad_getcaps (GstPad * pad);
static GList *gst_selector_pad_get_linked_pads (GstPad * pad);
static GstIterator *gst_selector_pad_iterate_linked_pads (GstPad * pad);
static GstFlowReturn gst_selector_pad_chain (GstPad * pad, GstBuffer * buf);
static GstFlowReturn gst_selector_pad_bufferalloc (GstPad * pad,
guint64 offset, guint size, GstCaps * caps, GstBuffer ** buf);
@ -320,19 +320,71 @@ gst_selector_pad_reset (GstSelectorPad * pad)
/* strictly get the linked pad from the sinkpad. If the pad is active we return
* the srcpad else we return NULL */
static GList *
gst_selector_pad_get_linked_pads (GstPad * pad)
typedef struct
{
GstPad *otherpad;
GstIterator parent;
otherpad = gst_input_selector_get_linked_pad (pad, TRUE);
if (!otherpad)
return NULL;
GstPad *pad;
gboolean start;
} GstSelectorIterator;
/* need to drop the ref, internal linked pads is not MT safe */
gst_object_unref (otherpad);
static void
_iterate_free (GstIterator * it)
{
GstSelectorIterator *sit = (GstSelectorIterator *) it;
return g_list_append (NULL, otherpad);
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;
gst_object_unref (sel);
return (GstIterator *) it;
}
static gboolean
@ -836,8 +888,8 @@ static void
gst_input_selector_init (GstInputSelector * sel)
{
sel->srcpad = gst_pad_new ("src", GST_PAD_SRC);
gst_pad_set_internal_link_function (sel->srcpad,
GST_DEBUG_FUNCPTR (gst_selector_pad_get_linked_pads));
gst_pad_set_iterate_internal_links_function (sel->srcpad,
GST_DEBUG_FUNCPTR (gst_selector_pad_iterate_linked_pads));
gst_pad_set_getcaps_function (sel->srcpad,
GST_DEBUG_FUNCPTR (gst_input_selector_getcaps));
gst_pad_set_query_function (sel->srcpad,
@ -1248,8 +1300,8 @@ gst_input_selector_request_new_pad (GstElement * element,
GST_DEBUG_FUNCPTR (gst_selector_pad_getcaps));
gst_pad_set_chain_function (sinkpad,
GST_DEBUG_FUNCPTR (gst_selector_pad_chain));
gst_pad_set_internal_link_function (sinkpad,
GST_DEBUG_FUNCPTR (gst_selector_pad_get_linked_pads));
gst_pad_set_iterate_internal_links_function (sinkpad,
GST_DEBUG_FUNCPTR (gst_selector_pad_iterate_linked_pads));
gst_pad_set_bufferalloc_function (sinkpad,
GST_DEBUG_FUNCPTR (gst_selector_pad_bufferalloc));