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webrtcbin: add get-transceiver signal

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get-transceivers is not introspectable, and a method to get a
transceiver by index is convenient.
This commit is contained in:
Mathieu Duponchelle 2019-03-12 21:37:53 +01:00 committed by Mathieu Duponchelle
parent dc0e95acab
commit 08858d753c
1 changed files with 37 additions and 1 deletions
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38
ext/webrtc/gstwebrtcbin.c
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@ -273,7 +273,8 @@ gst_webrtc_bin_pad_new (const gchar * name, GstPadDirection direction)
G_DEFINE_TYPE_WITH_CODE (GstWebRTCBin, gst_webrtc_bin, GST_TYPE_BIN,
G_ADD_PRIVATE (GstWebRTCBin)
GST_DEBUG_CATEGORY_INIT (gst_webrtc_bin_debug, "webrtcbin", 0,
"webrtcbin element"););
"webrtcbin element");
);
static GstPad *_connect_input_stream (GstWebRTCBin * webrtc,
GstWebRTCBinPad * pad);
@ -301,6 +302,7 @@ enum
ON_NEW_TRANSCEIVER_SIGNAL,
GET_STATS_SIGNAL,
ADD_TRANSCEIVER_SIGNAL,
GET_TRANSCEIVER_SIGNAL,
GET_TRANSCEIVERS_SIGNAL,
ADD_TURN_SERVER_SIGNAL,
CREATE_DATA_CHANNEL_SIGNAL,
@ -4009,6 +4011,25 @@ gst_webrtc_bin_get_transceivers (GstWebRTCBin * webrtc)
return arr;
}
static GstWebRTCRTPTransceiver *
gst_webrtc_bin_get_transceiver (GstWebRTCBin * webrtc, guint idx)
{
GstWebRTCRTPTransceiver *trans = NULL;
if (idx >= webrtc->priv->transceivers->len) {
GST_ERROR_OBJECT (webrtc, "No transceiver for idx %d", idx);
goto done;
}
trans =
g_array_index (webrtc->priv->transceivers, GstWebRTCRTPTransceiver *,
idx);
gst_object_ref (trans);
done:
return trans;
}
static gboolean
gst_webrtc_bin_add_turn_server (GstWebRTCBin * webrtc, const gchar * uri)
{
@ -5194,6 +5215,21 @@ gst_webrtc_bin_class_init (GstWebRTCBinClass * klass)
G_CALLBACK (gst_webrtc_bin_get_transceivers), NULL, NULL,
g_cclosure_marshal_generic, G_TYPE_ARRAY, 0);
/**
* GstWebRTCBin::get-transceiver:
* @object: the #GstWebRtcBin
* @idx: The index of the transceiver
*
* Returns: the #GstWebRTCRTPTransceiver, or %NULL
* Since: 1.16
*/
gst_webrtc_bin_signals[GET_TRANSCEIVER_SIGNAL] =
g_signal_new_class_handler ("get-transceiver", G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
G_CALLBACK (gst_webrtc_bin_get_transceiver), NULL, NULL,
g_cclosure_marshal_generic, GST_TYPE_WEBRTC_RTP_TRANSCEIVER, 1,
G_TYPE_INT);
/**
* GstWebRTCBin::add-turn-server:
* @object: the #GstWebRtcBin