queue2: add custom acceptcaps function

This commit is contained in:
Wim Taymans 2009-10-27 15:23:00 +01:00
parent 0b00e25b54
commit 7065c7a02d

View file

@ -353,6 +353,7 @@ static gboolean gst_queue_handle_src_event (GstPad * pad, GstEvent * event);
static gboolean gst_queue_handle_src_query (GstPad * pad, GstQuery * query);
static GstCaps *gst_queue_getcaps (GstPad * pad);
static gboolean gst_queue_acceptcaps (GstPad * pad, GstCaps * caps);
static GstFlowReturn gst_queue_get_range (GstPad * pad, guint64 offset,
guint length, GstBuffer ** buffer);
@ -465,6 +466,8 @@ gst_queue_init (GstQueue * queue, GstQueueClass * g_class)
GST_DEBUG_FUNCPTR (gst_queue_handle_sink_event));
gst_pad_set_getcaps_function (queue->sinkpad,
GST_DEBUG_FUNCPTR (gst_queue_getcaps));
gst_pad_set_acceptcaps_function (queue->sinkpad,
GST_DEBUG_FUNCPTR (gst_queue_acceptcaps));
gst_pad_set_bufferalloc_function (queue->sinkpad,
GST_DEBUG_FUNCPTR (gst_queue_bufferalloc));
gst_element_add_pad (GST_ELEMENT (queue), queue->sinkpad);
@ -481,6 +484,8 @@ gst_queue_init (GstQueue * queue, GstQueueClass * g_class)
GST_DEBUG_FUNCPTR (gst_queue_src_checkgetrange_function));
gst_pad_set_getcaps_function (queue->srcpad,
GST_DEBUG_FUNCPTR (gst_queue_getcaps));
gst_pad_set_acceptcaps_function (queue->srcpad,
GST_DEBUG_FUNCPTR (gst_queue_acceptcaps));
gst_pad_set_event_function (queue->srcpad,
GST_DEBUG_FUNCPTR (gst_queue_handle_src_event));
gst_pad_set_query_function (queue->srcpad,
@ -550,6 +555,21 @@ gst_queue_finalize (GObject * object)
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static gboolean
gst_queue_acceptcaps (GstPad * pad, GstCaps * caps)
{
GstQueue *queue;
GstPad *otherpad;
gboolean result;
queue = GST_QUEUE (GST_PAD_PARENT (pad));
otherpad = (pad == queue->srcpad ? queue->sinkpad : queue->srcpad);
result = gst_pad_peer_accept_caps (otherpad, caps);
return result;
}
static GstCaps *
gst_queue_getcaps (GstPad * pad)
{