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[MOVED FROM GST-P-FARSIGHT] Drop buffers instead of blocking the sinkpads

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20070316131444-65035-9c1345ad96108881f455d4b55a7f623cd302d0ed.gz
This commit is contained in:
zeeshan.ali@nokia.com 2007-03-16 13:14:44 +00:00 committed by Edward Hervey
parent df902798c3
commit 46b4fb228b
1 changed files with 41 additions and 19 deletions
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60
gst/rtpmux/gstrtpmux.c
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@ -243,12 +243,14 @@ gst_rtp_mux_request_new_pad (GstElement * element,
if (templ == gst_element_class_get_pad_template (klass, "sink_%d")) {
gchar *name;
GST_OBJECT_LOCK (rtp_mux);
/* create new pad with the name */
name = g_strdup_printf ("sink_%02d", rtp_mux->numpads);
newpad = gst_pad_new_from_template (templ, name);
g_free (name);
rtp_mux->numpads++;
GST_OBJECT_UNLOCK (rtp_mux);
} else {
GST_WARNING_OBJECT (rtp_mux, "this is not our template!\n");
return NULL;
@ -269,19 +271,36 @@ static GstFlowReturn
gst_rtp_mux_chain (GstPad * pad, GstBuffer * buffer)
{
GstRTPMux *rtp_mux;
gboolean drop = FALSE;
GstFlowReturn ret;
rtp_mux = GST_RTP_MUX (gst_pad_get_parent (pad));
GST_OBJECT_LOCK (rtp_mux);
if (rtp_mux->special_pad != NULL &&
rtp_mux->special_pad != pad) {
drop = TRUE;
}
rtp_mux->seqnum++;
GST_LOG_OBJECT (rtp_mux, "setting RTP seqnum %d", rtp_mux->seqnum);
gst_rtp_buffer_set_seq (buffer, rtp_mux->seqnum);
if (drop) {
gst_buffer_unref (buffer);
ret = GST_FLOW_OK;
GST_OBJECT_UNLOCK (rtp_mux);
}
else {
rtp_mux->seqnum++;
GST_LOG_OBJECT (rtp_mux, "setting RTP seqnum %d", rtp_mux->seqnum);
gst_rtp_buffer_set_seq (buffer, rtp_mux->seqnum);
GST_DEBUG_OBJECT (rtp_mux, "Pushing packet size %d, seq=%d, ts=%u",
GST_BUFFER_SIZE (buffer), rtp_mux->seqnum - 1);
GST_OBJECT_UNLOCK (rtp_mux);
ret = gst_pad_push (rtp_mux->srcpad, buffer);
}
gst_object_unref (rtp_mux);
GST_DEBUG_OBJECT (rtp_mux, "Pushing packet size %d, seq=%d, ts=%u",
GST_BUFFER_SIZE (buffer), rtp_mux->seqnum - 1);
return gst_pad_push (rtp_mux->srcpad, buffer);
return ret;
}
static gboolean
@ -319,7 +338,7 @@ gst_rtp_mux_setcaps (GstPad *pad, GstCaps *caps)
return TRUE;
}
static void
/*static void
gst_rtp_mux_set_sinkpads_blocked (GstRTPMux *rtp_mux, gboolean blocked, GstPad *exception)
{
GstIterator *iter;
@ -343,7 +362,7 @@ gst_rtp_mux_set_sinkpads_blocked (GstRTPMux *rtp_mux, gboolean blocked, GstPad *
}
gst_object_unref (GST_OBJECT (pad));
}
}
}*/
static gboolean
gst_rtp_mux_handle_sink_event (GstPad * pad, GstEvent * event)
@ -368,22 +387,22 @@ gst_rtp_mux_handle_sink_event (GstPad * pad, GstEvent * event)
if (!gst_structure_get_boolean (structure, "lock", &lock))
break;
GST_OBJECT_LOCK (rtp_mux);
if (lock) {
if (rtp_mux->special_pad != NULL) {
GST_WARNING_OBJECT (rtp_mux,
"Stream lock already acquired by pad %s",
GST_ELEMENT_NAME (rtp_mux->special_pad));
break;
}
rtp_mux->special_pad = gst_object_ref (pad);
else
rtp_mux->special_pad = gst_object_ref (pad);
}
else {
if (rtp_mux->special_pad == NULL) {
GST_WARNING_OBJECT (rtp_mux,
"Stream lock not acquired, can't release it");
break;
}
else if (pad != rtp_mux->special_pad) {
@ -391,15 +410,18 @@ gst_rtp_mux_handle_sink_event (GstPad * pad, GstEvent * event)
"pad %s attempted to release Stream lock"
" which was acquired by pad %s", GST_ELEMENT_NAME (pad),
GST_ELEMENT_NAME (rtp_mux->special_pad));
break;
}
gst_object_unref (rtp_mux->special_pad);
rtp_mux->special_pad = NULL;
else {
gst_object_unref (rtp_mux->special_pad);
rtp_mux->special_pad = NULL;
}
}
gst_rtp_mux_set_sinkpads_blocked (rtp_mux, lock, pad);
GST_OBJECT_UNLOCK (rtp_mux);
/*gst_rtp_mux_set_sinkpads_blocked (rtp_mux, lock, pad);*/
}
break;
}
default: