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deinterlace: Directly proxy events/queries to the peer pads

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This removes some overhead introduced by the default handlers
that need to iterate over the other pads.
This commit is contained in:
Sebastian Dröge 2009-06-09 19:29:51 +02:00
parent 5e0a2296e0
commit 049722b680
1 changed files with 43 additions and 6 deletions
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49
gst/deinterlace/gstdeinterlace.c
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@ -384,6 +384,7 @@ static void gst_deinterlace_get_property (GObject * self, guint prop_id,
static GstCaps *gst_deinterlace_getcaps (GstPad * pad);
static gboolean gst_deinterlace_setcaps (GstPad * pad, GstCaps * caps);
static gboolean gst_deinterlace_sink_event (GstPad * pad, GstEvent * event);
static gboolean gst_deinterlace_sink_query (GstPad * pad, GstQuery * query);
static GstFlowReturn gst_deinterlace_chain (GstPad * pad, GstBuffer * buffer);
static GstStateChangeReturn gst_deinterlace_change_state (GstElement * element,
GstStateChange transition);
@ -665,6 +666,8 @@ gst_deinterlace_init (GstDeinterlace * self, GstDeinterlaceClass * klass)
GST_DEBUG_FUNCPTR (gst_deinterlace_setcaps));
gst_pad_set_getcaps_function (self->sinkpad,
GST_DEBUG_FUNCPTR (gst_deinterlace_getcaps));
gst_pad_set_query_function (self->sinkpad,
GST_DEBUG_FUNCPTR (gst_deinterlace_sink_query));
gst_element_add_pad (GST_ELEMENT (self), self->sinkpad);
self->srcpad = gst_pad_new_from_static_template (&src_templ, "src");
@ -1395,7 +1398,7 @@ gst_deinterlace_sink_event (GstPad * pad, GstEvent * event)
/* fall through */
default:
res = gst_pad_event_default (pad, event);
res = gst_pad_push_event (self->srcpad, event);
break;
case GST_EVENT_FLUSH_STOP:
@ -1403,7 +1406,7 @@ gst_deinterlace_sink_event (GstPad * pad, GstEvent * event)
GST_DEBUG_OBJECT (self, "Ending still frames");
self->still_frame_mode = FALSE;
}
res = gst_pad_event_default (pad, event);
res = gst_pad_push_event (self->srcpad, event);
gst_deinterlace_reset_history (self);
break;
}
@ -1412,6 +1415,32 @@ gst_deinterlace_sink_event (GstPad * pad, GstEvent * event)
return res;
}
static gboolean
gst_deinterlace_sink_query (GstPad * pad, GstQuery * query)
{
GstDeinterlace *self = GST_DEINTERLACE (gst_pad_get_parent (pad));
gboolean res = FALSE;
GST_LOG_OBJECT (self, "%s query", GST_QUERY_TYPE_NAME (query));
switch (GST_QUERY_TYPE (query)) {
default:{
GstPad *peer = gst_pad_get_peer (self->srcpad);
if (peer) {
res = gst_pad_query (peer, query);
gst_object_unref (peer);
} else {
res = FALSE;
}
break;
}
}
gst_object_unref (self);
return res;
}
static GstStateChangeReturn
gst_deinterlace_change_state (GstElement * element, GstStateChange transition)
{
@ -1457,7 +1486,7 @@ gst_deinterlace_src_event (GstPad * pad, GstEvent * event)
switch (GST_EVENT_TYPE (event)) {
default:
res = gst_pad_event_default (pad, event);
res = gst_pad_push_event (self->sinkpad, event);
break;
}
@ -1520,13 +1549,21 @@ gst_deinterlace_src_query (GstPad * pad, GstQuery * query)
}
gst_object_unref (peer);
} else {
res = gst_pad_query_default (pad, query);
res = FALSE;
}
break;
}
default:
res = gst_pad_query_default (pad, query);
default:{
GstPad *peer = gst_pad_get_peer (self->sinkpad);
if (peer) {
res = gst_pad_query (peer, query);
gst_object_unref (peer);
} else {
res = FALSE;
}
break;
}
}
gst_object_unref (self);