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Added capsnego to the Tee Element

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Original commit message from CVS:
Added capsnego to the Tee Element
This commit is contained in:
Zaheer Abbas Merali 2001-12-19 01:17:54 +00:00
parent 4cbf01a7f0
commit eb45d89cfb
2 changed files with 48 additions and 2 deletions
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25
gst/elements/gsttee.c
View file

@ -65,6 +65,8 @@ static void gst_tee_get_property (GObject *object, guint prop_id,
static void gst_tee_chain (GstPad *pad, GstBuffer *buf);
static GstPadNegotiateReturn gst_tee_handle_negotiate_sink (GstPad *pad, GstCaps **caps, gpointer *data);
static GstElementClass *parent_class = NULL;
/*static guint gst_tee_signals[LAST_SIGNAL] = { 0 };*/
@ -120,6 +122,7 @@ gst_tee_init (GstTee *tee)
tee->sinkpad = gst_pad_new ("sink", GST_PAD_SINK);
gst_element_add_pad (GST_ELEMENT (tee), tee->sinkpad);
gst_pad_set_chain_function (tee->sinkpad, GST_DEBUG_FUNCPTR (gst_tee_chain));
gst_pad_set_negotiate_function (tee->sinkpad, GST_DEBUG_FUNCPTR(gst_tee_handle_negotiate_sink));
tee->numsrcpads = 0;
tee->srcpads = NULL;
@ -146,7 +149,7 @@ gst_tee_request_new_pad (GstElement *element, GstPadTemplate *templ, const gchar
srcpad = gst_pad_new_from_template (templ, name);
gst_element_add_pad (GST_ELEMENT (tee), srcpad);
tee->srcpads = g_slist_prepend (tee->srcpads, srcpad);
tee->numsrcpads++;
@ -239,3 +242,23 @@ gst_tee_factory_init (GstElementFactory *factory)
return TRUE;
}
static GstPadNegotiateReturn
gst_tee_handle_negotiate_sink (GstPad *pad, GstCaps **caps, gpointer* data)
{
GstCaps* tempcaps;
gint i;
GstTee* tee=GST_TEE (GST_OBJECT_PARENT (pad));
if (*caps==NULL)
return GST_PAD_NEGOTIATE_FAIL;
// go through all the src pads
for(i=0;i<tee->numsrcpads;i++) {
if (!(gst_pad_set_caps (GST_PAD(g_slist_nth_data(tee->srcpads,i)),
*caps))) {
return GST_PAD_NEGOTIATE_FAIL;
}
}
return GST_PAD_NEGOTIATE_AGREE;
}

25
plugins/elements/gsttee.c
View file

@ -65,6 +65,8 @@ static void gst_tee_get_property (GObject *object, guint prop_id,
static void gst_tee_chain (GstPad *pad, GstBuffer *buf);
static GstPadNegotiateReturn gst_tee_handle_negotiate_sink (GstPad *pad, GstCaps **caps, gpointer *data);
static GstElementClass *parent_class = NULL;
/*static guint gst_tee_signals[LAST_SIGNAL] = { 0 };*/
@ -120,6 +122,7 @@ gst_tee_init (GstTee *tee)
tee->sinkpad = gst_pad_new ("sink", GST_PAD_SINK);
gst_element_add_pad (GST_ELEMENT (tee), tee->sinkpad);
gst_pad_set_chain_function (tee->sinkpad, GST_DEBUG_FUNCPTR (gst_tee_chain));
gst_pad_set_negotiate_function (tee->sinkpad, GST_DEBUG_FUNCPTR(gst_tee_handle_negotiate_sink));
tee->numsrcpads = 0;
tee->srcpads = NULL;
@ -146,7 +149,7 @@ gst_tee_request_new_pad (GstElement *element, GstPadTemplate *templ, const gchar
srcpad = gst_pad_new_from_template (templ, name);
gst_element_add_pad (GST_ELEMENT (tee), srcpad);
tee->srcpads = g_slist_prepend (tee->srcpads, srcpad);
tee->numsrcpads++;
@ -239,3 +242,23 @@ gst_tee_factory_init (GstElementFactory *factory)
return TRUE;
}
static GstPadNegotiateReturn
gst_tee_handle_negotiate_sink (GstPad *pad, GstCaps **caps, gpointer* data)
{
GstCaps* tempcaps;
gint i;
GstTee* tee=GST_TEE (GST_OBJECT_PARENT (pad));
if (*caps==NULL)
return GST_PAD_NEGOTIATE_FAIL;
// go through all the src pads
for(i=0;i<tee->numsrcpads;i++) {
if (!(gst_pad_set_caps (GST_PAD(g_slist_nth_data(tee->srcpads,i)),
*caps))) {
return GST_PAD_NEGOTIATE_FAIL;
}
}
return GST_PAD_NEGOTIATE_AGREE;
}