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utils: remove proxy_setcaps

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Remove proxy_setcaps, elements should use the caps event and forward caps
themselves.
This commit is contained in:
Wim Taymans 2011-06-07 10:52:02 +02:00
parent fa6615dd70
commit 016e750a41
2 changed files with 0 additions and 100 deletions
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99
gst/gstutils.c
View file

@ -2826,105 +2826,6 @@ error:
}
}
typedef struct
{
GstPad *orig;
GstCaps *caps;
} SetCapsFoldData;
static gboolean
setcaps_fold_func (const GValue * vpad, GValue * ret, SetCapsFoldData * data)
{
gboolean success = TRUE;
GstPad *pad = g_value_get_object (vpad);
if (pad != data->orig) {
success = gst_pad_set_caps (pad, data->caps);
g_value_set_boolean (ret, success);
}
return success;
}
/**
* gst_pad_proxy_setcaps
* @pad: a #GstPad to proxy from
* @caps: (transfer none): the #GstCaps to link with
*
* Calls gst_pad_set_caps() for every other pad belonging to the
* same element as @pad. If gst_pad_set_caps() fails on any pad,
* the proxy setcaps fails. May be used only during negotiation.
*
* Returns: TRUE if sucessful
*/
gboolean
gst_pad_proxy_setcaps (GstPad * pad, GstCaps * caps)
{
GstElement *element;
GstIterator *iter;
GstIteratorResult res;
GValue ret = { 0, };
SetCapsFoldData data;
g_return_val_if_fail (GST_IS_PAD (pad), FALSE);
g_return_val_if_fail (caps != NULL, FALSE);
GST_CAT_DEBUG (GST_CAT_PADS, "proxying pad link for %s:%s",
GST_DEBUG_PAD_NAME (pad));
element = gst_pad_get_parent_element (pad);
if (element == NULL)
return FALSE;
/* only iterate the pads in the oposite direction */
if (GST_PAD_IS_SRC (pad))
iter = gst_element_iterate_sink_pads (element);
else
iter = gst_element_iterate_src_pads (element);
g_value_init (&ret, G_TYPE_BOOLEAN);
g_value_set_boolean (&ret, TRUE);
data.orig = pad;
data.caps = caps;
while (1) {
res = gst_iterator_fold (iter, (GstIteratorFoldFunction) setcaps_fold_func,
&ret, &data);
switch (res) {
case GST_ITERATOR_RESYNC:
/* reset return value */
g_value_set_boolean (&ret, TRUE);
gst_iterator_resync (iter);
break;
case GST_ITERATOR_DONE:
/* all pads iterated, return collected value */
goto done;
default:
/* iterator returned _ERROR or premature end with _OK,
* mark an error and exit */
goto error;
}
}
done:
gst_iterator_free (iter);
gst_object_unref (element);
/* ok not to unset the gvalue */
return g_value_get_boolean (&ret);
/* ERRORS */
error:
{
g_warning ("Pad list return error on element %s",
GST_ELEMENT_NAME (element));
gst_iterator_free (iter);
gst_object_unref (element);
return FALSE;
}
}
/**
* gst_pad_query_position:
* @pad: a #GstPad to invoke the position query on.

1
gst/gstutils.h
View file

@ -741,7 +741,6 @@ void gst_element_class_install_std_props (GstElementClass * klass,
/* pad functions */
void gst_pad_use_fixed_caps (GstPad *pad);
GstCaps* gst_pad_proxy_getcaps (GstPad * pad, GstCaps * filter);
gboolean gst_pad_proxy_setcaps (GstPad * pad, GstCaps * caps);
GstElement* gst_pad_get_parent_element (GstPad *pad);