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rtpsrc: re-use the same src pad for streams that have the same payload type

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Also use payload type when naming pads, this will make it easier to identify
pads and simplify the code.

Fixes #1395

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1575>
This commit is contained in:
George Kiagiadakis 2020-09-04 14:18:13 +03:00 committed by GStreamer Merge Bot
parent 6e30cbb3fc
commit 2fcbb4386b
1 changed files with 18 additions and 5 deletions
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23
gst/rtp/gstrtpsrc.c
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@ -426,7 +426,9 @@ gst_rtp_src_rtpbin_pad_added_cb (GstElement * element, GstPad * pad,
{
GstRtpSrc *self = GST_RTP_SRC (data);
GstCaps *caps = gst_pad_query_caps (pad, NULL);
GstPad *upad;
const GstStructure *s;
GstPad *upad = NULL;
gint pt = -1;
gchar name[48];
/* Expose RTP data pad only */
@ -458,15 +460,26 @@ gst_rtp_src_rtpbin_pad_added_cb (GstElement * element, GstPad * pad,
return;
}
s = gst_caps_get_structure (caps, 0);
gst_structure_get_int (s, "payload", &pt);
gst_caps_unref (caps);
GST_RTP_SRC_LOCK (self);
g_snprintf (name, 48, "src_%u", GST_ELEMENT (self)->numpads);
upad = gst_ghost_pad_new (name, pad);
g_snprintf (name, 48, "src_%u", pt);
upad = gst_element_get_static_pad (GST_ELEMENT (self), name);
gst_pad_set_active (upad, TRUE);
gst_element_add_pad (GST_ELEMENT (self), upad);
if (!upad) {
GST_DEBUG_OBJECT (self, "Adding new pad: %s", name);
upad = gst_ghost_pad_new (name, pad);
gst_pad_set_active (upad, TRUE);
gst_element_add_pad (GST_ELEMENT (self), upad);
} else {
GST_DEBUG_OBJECT (self, "Re-using existing pad: %s", GST_PAD_NAME (upad));
gst_ghost_pad_set_target (GST_GHOST_PAD (upad), pad);
gst_object_unref (upad);
}
GST_RTP_SRC_UNLOCK (self);
}