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gst/gstghostpad.c: Actually implement (re)setting the target on a ghostpad as described in the docs.

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Original commit message from CVS:
* gst/gstghostpad.c: (gst_proxy_pad_set_target_unlocked),
(gst_proxy_pad_set_target), (gst_proxy_pad_get_target),
(gst_proxy_pad_dispose), (gst_ghost_pad_do_activate_push),
(gst_ghost_pad_do_link), (gst_ghost_pad_set_internal),
(gst_ghost_pad_new_notarget), (gst_ghost_pad_get_target),
(gst_ghost_pad_set_target):
Actually implement (re)setting the target on a ghostpad
as described in the docs.
This commit is contained in:
Wim Taymans 2005-08-11 14:24:58 +00:00
parent 130c7ae0a6
commit 8513b4767e
2 changed files with 65 additions and 6 deletions
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11
ChangeLog
View file

@ -1,3 +1,14 @@
2005-08-11 Wim Taymans <wim@fluendo.com>
* gst/gstghostpad.c: (gst_proxy_pad_set_target_unlocked),
(gst_proxy_pad_set_target), (gst_proxy_pad_get_target),
(gst_proxy_pad_dispose), (gst_ghost_pad_do_activate_push),
(gst_ghost_pad_do_link), (gst_ghost_pad_set_internal),
(gst_ghost_pad_new_notarget), (gst_ghost_pad_get_target),
(gst_ghost_pad_set_target):
Actually implement (re)setting the target on a ghostpad
as described in the docs.
2005-08-10 Tim-Philipp Müller <tim at centricular dot net>
* gst/gst.c: (gst_init_check_with_popt_table), (init_pre):

60
gst/gstghostpad.c
View file

@ -339,12 +339,16 @@ gst_proxy_pad_do_setcaps (GstPad * pad, GstCaps * caps)
gst_pad_set_##kind##_function (pad, gst_proxy_pad_do_##kind)
static gboolean
gst_proxy_pad_set_target (GstPad * pad, GstPad * target)
gst_proxy_pad_set_target_unlocked (GstPad * pad, GstPad * target)
{
GST_PROXY_LOCK (pad);
GstPad *oldtarget;
GST_DEBUG ("set target %s:%s on %s:%s",
GST_DEBUG_PAD_NAME (target), GST_DEBUG_PAD_NAME (pad));
/* clear old target */
if (GST_PROXY_PAD_TARGET (pad)) {
gst_object_unref (GST_PROXY_PAD_TARGET (pad));
if ((oldtarget = GST_PROXY_PAD_TARGET (pad))) {
gst_object_unref (oldtarget);
GST_PROXY_PAD_TARGET (pad) = NULL;
}
@ -374,9 +378,19 @@ gst_proxy_pad_set_target (GstPad * pad, GstPad * target)
SETFUNC (checkgetrangefunc, checkgetrange);
}
}
return TRUE;
}
static gboolean
gst_proxy_pad_set_target (GstPad * pad, GstPad * target)
{
gboolean result;
GST_PROXY_LOCK (pad);
result = gst_proxy_pad_set_target_unlocked (pad, target);
GST_PROXY_UNLOCK (pad);
return TRUE;
return result;
}
static GstPad *
@ -762,7 +776,41 @@ gst_ghost_pad_get_target (GstGhostPad * gpad)
gboolean
gst_ghost_pad_set_target (GstGhostPad * gpad, GstPad * newtarget)
{
GstPad *internal;
GstPad *oldtarget;
gboolean result;
g_return_val_if_fail (GST_IS_GHOST_PAD (gpad), FALSE);
return gst_proxy_pad_set_target (GST_PAD_CAST (gpad), newtarget);
GST_PROXY_LOCK (gpad);
internal = gpad->internal;
GST_DEBUG ("set target %s:%s on %s:%s",
GST_DEBUG_PAD_NAME (newtarget), GST_DEBUG_PAD_NAME (gpad));
/* clear old target */
if ((oldtarget = GST_PROXY_PAD_TARGET (gpad))) {
/* if we have an internal pad, unlink */
if (internal) {
if (GST_PAD_IS_SRC (internal))
gst_pad_unlink (internal, oldtarget);
else
gst_pad_unlink (oldtarget, internal);
}
}
result = gst_proxy_pad_set_target_unlocked (GST_PAD_CAST (gpad), newtarget);
if (result && newtarget) {
/* and link to internal pad if we have one */
if (internal) {
if (GST_PAD_IS_SRC (internal))
result = gst_pad_link (internal, newtarget);
else
result = gst_pad_link (newtarget, internal);
}
}
GST_PROXY_UNLOCK (gpad);
return result;
}