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shapewipe: Proxy queries on the video pads to the correct peers

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This commit is contained in:
Sebastian Dröge 2009-06-09 18:45:19 +02:00
parent 09094f2f3d
commit 02b9686463
1 changed files with 51 additions and 0 deletions
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51
gst/shapewipe/gstshapewipe.c
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@ -69,6 +69,8 @@ static gboolean gst_shape_wipe_video_sink_setcaps (GstPad * pad,
static GstCaps *gst_shape_wipe_video_sink_getcaps (GstPad * pad);
static GstFlowReturn gst_shape_wipe_video_sink_bufferalloc (GstPad * pad,
guint64 offset, guint size, GstCaps * caps, GstBuffer ** buf);
static gboolean gst_shape_wipe_video_sink_query (GstPad * pad,
GstQuery * query);
static GstFlowReturn gst_shape_wipe_mask_sink_chain (GstPad * pad,
GstBuffer * buffer);
static gboolean gst_shape_wipe_mask_sink_event (GstPad * pad, GstEvent * event);
@ -76,6 +78,7 @@ static gboolean gst_shape_wipe_mask_sink_setcaps (GstPad * pad, GstCaps * caps);
static GstCaps *gst_shape_wipe_mask_sink_getcaps (GstPad * pad);
static gboolean gst_shape_wipe_src_event (GstPad * pad, GstEvent * event);
static GstCaps *gst_shape_wipe_src_getcaps (GstPad * pad);
static gboolean gst_shape_wipe_src_query (GstPad * pad, GstQuery * query);
enum
{
@ -169,6 +172,8 @@ gst_shape_wipe_init (GstShapeWipe * self, GstShapeWipeClass * g_class)
GST_DEBUG_FUNCPTR (gst_shape_wipe_video_sink_getcaps));
gst_pad_set_bufferalloc_function (self->video_sinkpad,
GST_DEBUG_FUNCPTR (gst_shape_wipe_video_sink_bufferalloc));
gst_pad_set_query_function (self->video_sinkpad,
GST_DEBUG_FUNCPTR (gst_shape_wipe_video_sink_query));
gst_element_add_pad (GST_ELEMENT (self), self->video_sinkpad);
self->mask_sinkpad =
@ -188,6 +193,8 @@ gst_shape_wipe_init (GstShapeWipe * self, GstShapeWipeClass * g_class)
GST_DEBUG_FUNCPTR (gst_shape_wipe_src_event));
gst_pad_set_getcaps_function (self->srcpad,
GST_DEBUG_FUNCPTR (gst_shape_wipe_src_getcaps));
gst_pad_set_query_function (self->srcpad,
GST_DEBUG_FUNCPTR (gst_shape_wipe_src_query));
gst_element_add_pad (GST_ELEMENT (self), self->srcpad);
self->mask_mutex = g_mutex_new ();
@ -590,6 +597,50 @@ gst_shape_wipe_src_getcaps (GstPad * pad)
return ret;
}
static gboolean
gst_shape_wipe_video_sink_query (GstPad * pad, GstQuery * query)
{
GstShapeWipe *self = GST_SHAPE_WIPE (gst_pad_get_parent (pad));
gboolean ret;
GstPad *peer = gst_pad_get_peer (self->srcpad);
GST_DEBUG_OBJECT (pad, "Handling query of type '%s'",
gst_query_type_get_name (GST_QUERY_TYPE (query)));
if (!peer) {
GST_INFO_OBJECT (pad, "No peer yet");
ret = FALSE;
} else {
ret = gst_pad_query (peer, query);
gst_object_unref (peer);
}
gst_object_unref (self);
return ret;
}
static gboolean
gst_shape_wipe_src_query (GstPad * pad, GstQuery * query)
{
GstShapeWipe *self = GST_SHAPE_WIPE (gst_pad_get_parent (pad));
gboolean ret;
GstPad *peer = gst_pad_get_peer (self->video_sinkpad);
GST_DEBUG_OBJECT (pad, "Handling query of type '%s'",
gst_query_type_get_name (GST_QUERY_TYPE (query)));
if (!peer) {
GST_INFO_OBJECT (pad, "No peer yet");
ret = FALSE;
} else {
ret = gst_pad_query (peer, query);
gst_object_unref (peer);
}
gst_object_unref (self);
return ret;
}
static GstFlowReturn
gst_shape_wipe_blend_16 (GstShapeWipe * self, GstBuffer * inbuf,
GstBuffer * maskbuf, GstBuffer * outbuf)