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gst/elements/gsttee.c: Fix negotiation.

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Original commit message from CVS:
* gst/elements/gsttee.c: (gst_tee_getcaps), (gst_tee_link),
(gst_tee_request_new_pad):
Fix negotiation.
This commit is contained in:
Ronald S. Bultje 2005-01-14 17:23:59 +00:00
parent a502d08cf2
commit e1f61a002b
3 changed files with 128 additions and 8 deletions
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6
ChangeLog
View file

@ -1,3 +1,9 @@
2005-01-14 Ronald S. Bultje <rbultje@ronald.bitfreak.net>
* gst/elements/gsttee.c: (gst_tee_getcaps), (gst_tee_link),
(gst_tee_request_new_pad):
Fix negotiation.
2005-01-14 Stephane LOEUILLET <stephane.loeuillet@tiscali.fr> 2005-01-14 Stephane LOEUILLET <stephane.loeuillet@tiscali.fr>
* docs/random/omega/caps2: * docs/random/omega/caps2:

65
gst/elements/gsttee.c
View file

@ -161,6 +161,65 @@ name_pad_compare (gconstpointer a, gconstpointer b)
return strcmp (name, gst_pad_get_name (pad)); /* returns 0 if match */ return strcmp (name, gst_pad_get_name (pad)); /* returns 0 if match */
} }
static GstCaps *
gst_tee_getcaps (GstPad * pad)
{
GstTee *tee = GST_TEE (gst_pad_get_parent (pad));
if (pad == tee->sinkpad) {
GstCaps *caps = gst_caps_new_any (), *tmp, *res;
const GList *pads;
for (pads = gst_element_get_pad_list (GST_ELEMENT (tee));
pads != NULL; pads = pads->next) {
if (!GST_PAD_IS_SRC (pads->data))
continue;
tmp = gst_pad_get_allowed_caps (GST_PAD (pads->data));
res = gst_caps_intersect (caps, tmp);
gst_caps_free (tmp);
gst_caps_free (caps);
caps = res;
}
return caps;
} else {
return gst_pad_get_allowed_caps (tee->sinkpad);
}
}
static GstPadLinkReturn
gst_tee_link (GstPad * pad, const GstCaps * caps)
{
GstTee *tee = GST_TEE (gst_pad_get_parent (pad));
if (pad == tee->sinkpad) {
GstPadLinkReturn res;
const GList *pads;
GST_DEBUG_OBJECT (tee, "Forwarding link to all source pads");
for (pads = gst_element_get_pad_list (GST_ELEMENT (tee));
pads != NULL; pads = pads->next) {
if (!GST_PAD_IS_SRC (pads->data))
continue;
res = gst_pad_try_set_caps (GST_PAD (pads->data), caps);
GST_DEBUG_OBJECT (tee, "Pad %s:%s gave response %d",
GST_DEBUG_PAD_NAME (GST_PAD (pads->data)), res);
if (GST_PAD_LINK_FAILED (res))
return res;
}
return GST_PAD_LINK_OK;
} else {
GST_DEBUG_OBJECT (tee, "Forwarding negotiation from source pad %s:%s",
GST_DEBUG_PAD_NAME (pad));
return gst_pad_try_set_caps (tee->sinkpad, caps);
}
}
static GstPad * static GstPad *
gst_tee_request_new_pad (GstElement * element, GstPadTemplate * templ, gst_tee_request_new_pad (GstElement * element, GstPadTemplate * templ,
const gchar * unused) const gchar * unused)
@ -202,10 +261,8 @@ gst_tee_request_new_pad (GstElement * element, GstPadTemplate * templ,
srcpad = gst_pad_new_from_template (templ, name); srcpad = gst_pad_new_from_template (templ, name);
g_free (name); g_free (name);
gst_pad_set_link_function (srcpad, gst_pad_set_link_function (srcpad, GST_DEBUG_FUNCPTR (gst_tee_link));
GST_DEBUG_FUNCPTR (gst_pad_proxy_pad_link)); gst_pad_set_getcaps_function (srcpad, GST_DEBUG_FUNCPTR (gst_tee_getcaps));
gst_pad_set_getcaps_function (srcpad,
GST_DEBUG_FUNCPTR (gst_pad_proxy_getcaps));
gst_element_add_pad (GST_ELEMENT (tee), srcpad); gst_element_add_pad (GST_ELEMENT (tee), srcpad);
GST_PAD_ELEMENT_PRIVATE (srcpad) = NULL; GST_PAD_ELEMENT_PRIVATE (srcpad) = NULL;

65
plugins/elements/gsttee.c
View file

@ -161,6 +161,65 @@ name_pad_compare (gconstpointer a, gconstpointer b)
return strcmp (name, gst_pad_get_name (pad)); /* returns 0 if match */ return strcmp (name, gst_pad_get_name (pad)); /* returns 0 if match */
} }
static GstCaps *
gst_tee_getcaps (GstPad * pad)
{
GstTee *tee = GST_TEE (gst_pad_get_parent (pad));
if (pad == tee->sinkpad) {
GstCaps *caps = gst_caps_new_any (), *tmp, *res;
const GList *pads;
for (pads = gst_element_get_pad_list (GST_ELEMENT (tee));
pads != NULL; pads = pads->next) {
if (!GST_PAD_IS_SRC (pads->data))
continue;
tmp = gst_pad_get_allowed_caps (GST_PAD (pads->data));
res = gst_caps_intersect (caps, tmp);
gst_caps_free (tmp);
gst_caps_free (caps);
caps = res;
}
return caps;
} else {
return gst_pad_get_allowed_caps (tee->sinkpad);
}
}
static GstPadLinkReturn
gst_tee_link (GstPad * pad, const GstCaps * caps)
{
GstTee *tee = GST_TEE (gst_pad_get_parent (pad));
if (pad == tee->sinkpad) {
GstPadLinkReturn res;
const GList *pads;
GST_DEBUG_OBJECT (tee, "Forwarding link to all source pads");
for (pads = gst_element_get_pad_list (GST_ELEMENT (tee));
pads != NULL; pads = pads->next) {
if (!GST_PAD_IS_SRC (pads->data))
continue;
res = gst_pad_try_set_caps (GST_PAD (pads->data), caps);
GST_DEBUG_OBJECT (tee, "Pad %s:%s gave response %d",
GST_DEBUG_PAD_NAME (GST_PAD (pads->data)), res);
if (GST_PAD_LINK_FAILED (res))
return res;
}
return GST_PAD_LINK_OK;
} else {
GST_DEBUG_OBJECT (tee, "Forwarding negotiation from source pad %s:%s",
GST_DEBUG_PAD_NAME (pad));
return gst_pad_try_set_caps (tee->sinkpad, caps);
}
}
static GstPad * static GstPad *
gst_tee_request_new_pad (GstElement * element, GstPadTemplate * templ, gst_tee_request_new_pad (GstElement * element, GstPadTemplate * templ,
const gchar * unused) const gchar * unused)
@ -202,10 +261,8 @@ gst_tee_request_new_pad (GstElement * element, GstPadTemplate * templ,
srcpad = gst_pad_new_from_template (templ, name); srcpad = gst_pad_new_from_template (templ, name);
g_free (name); g_free (name);
gst_pad_set_link_function (srcpad, gst_pad_set_link_function (srcpad, GST_DEBUG_FUNCPTR (gst_tee_link));
GST_DEBUG_FUNCPTR (gst_pad_proxy_pad_link)); gst_pad_set_getcaps_function (srcpad, GST_DEBUG_FUNCPTR (gst_tee_getcaps));
gst_pad_set_getcaps_function (srcpad,
GST_DEBUG_FUNCPTR (gst_pad_proxy_getcaps));
gst_element_add_pad (GST_ELEMENT (tee), srcpad); gst_element_add_pad (GST_ELEMENT (tee), srcpad);
GST_PAD_ELEMENT_PRIVATE (srcpad) = NULL; GST_PAD_ELEMENT_PRIVATE (srcpad) = NULL;