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rtpdtmfmux: Add priority sink pads

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This commit is contained in:
Olivier Crête 2010-05-06 18:11:40 -04:00
parent 60b4c4ef4b
commit 3f3f72889a
3 changed files with 53 additions and 12 deletions
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42
gst/rtpmux/gstrtpdtmfmux.c
View file

@ -80,10 +80,19 @@ enum
LAST_SIGNAL
};
static GstStaticPadTemplate priority_sink_factory =
GST_STATIC_PAD_TEMPLATE ("priority_sink_%d",
GST_PAD_SINK,
GST_PAD_REQUEST,
GST_STATIC_CAPS ("application/x-rtp"));
static guint gst_rtpdtmfmux_signals[LAST_SIGNAL] = { 0 };
static void gst_rtp_dtmf_mux_dispose (GObject * object);
static GstPad *gst_rtp_dtmf_mux_request_new_pad (GstElement * element,
GstPadTemplate * templ, const gchar * name);
static void gst_rtp_dtmf_mux_release_pad (GstElement * element, GstPad * pad);
static gboolean gst_rtp_dtmf_mux_sink_event (GstPad * pad, GstEvent * event);
@ -101,6 +110,9 @@ gst_rtp_dtmf_mux_base_init (gpointer g_class)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&priority_sink_factory));
gst_element_class_set_details_simple (element_class, "RTP muxer",
"Codec/Muxer",
"mixes RTP DTMF streams into other RTP streams",
@ -129,6 +141,8 @@ gst_rtp_dtmf_mux_class_init (GstRTPDTMFMuxClass * klass)
gst_marshal_VOID__OBJECT, G_TYPE_NONE, 1, GST_TYPE_PAD);
gobject_class->dispose = GST_DEBUG_FUNCPTR (gst_rtp_dtmf_mux_dispose);
gstelement_class->request_new_pad =
GST_DEBUG_FUNCPTR (gst_rtp_dtmf_mux_request_new_pad);
gstelement_class->release_pad =
GST_DEBUG_FUNCPTR (gst_rtp_dtmf_mux_release_pad);
gstrtpmux_class->chain_func = GST_DEBUG_FUNCPTR (gst_rtp_dtmf_mux_chain);
@ -167,9 +181,7 @@ gst_rtp_dtmf_mux_chain (GstPad * pad, GstBuffer * buffer)
gst_buffer_unref (buffer);
ret = GST_FLOW_OK;
GST_OBJECT_UNLOCK (mux);
}
else {
} else {
GST_OBJECT_UNLOCK (mux);
if (parent_class->chain_func)
ret = parent_class->chain_func (pad, buffer);
@ -296,6 +308,30 @@ gst_rtp_dtmf_mux_sink_event (GstPad * pad, GstEvent * event)
return ret;
}
static GstPad *
gst_rtp_dtmf_mux_request_new_pad (GstElement * element, GstPadTemplate * templ,
const gchar * name)
{
GstPad *pad;
pad = GST_CALL_PARENT_WITH_DEFAULT (GST_ELEMENT_CLASS, request_new_pad,
(element, templ, name), NULL);
if (pad) {
GstRTPMuxPadPrivate *padpriv;
GST_OBJECT_LOCK (element);
padpriv = gst_pad_get_element_private (pad);
if (gst_element_class_get_pad_template (GST_ELEMENT_GET_CLASS (element),
"priority_sink_%d") == gst_pad_get_pad_template (pad))
padpriv->priority = TRUE;
GST_OBJECT_UNLOCK (element);
}
return pad;
}
static void
gst_rtp_dtmf_mux_release_pad (GstElement * element, GstPad * pad)
{

9
gst/rtpmux/gstrtpmux.c
View file

@ -56,15 +56,6 @@ enum
#define DEFAULT_SEQNUM_OFFSET -1
#define DEFAULT_SSRC -1
typedef struct
{
gboolean have_clock_base;
guint clock_base;
GstCaps *out_caps;
GstSegment segment;
} GstRTPMuxPadPrivate;
static GstStaticPadTemplate src_factory = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,

14
gst/rtpmux/gstrtpmux.h
View file

@ -70,6 +70,20 @@ struct _GstRTPMuxClass
gboolean (*sink_event_func) (GstPad * pad, GstEvent * event);
};
typedef struct
{
gboolean have_clock_base;
guint clock_base;
GstCaps *out_caps;
GstSegment segment;
gboolean priority;
} GstRTPMuxPadPrivate;
GType gst_rtp_mux_get_type (void);
gboolean gst_rtp_mux_plugin_init (GstPlugin * plugin);