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webrtc: add check for negotiation on transceiver direction changes

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As required by the webrtc specification.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/5045>
This commit is contained in:
Matthew Waters 2023-07-17 14:55:30 +10:00 committed by GStreamer Marge Bot
parent 639f8a24ae
commit 13f4066580
1 changed files with 11 additions and 0 deletions
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11
subprojects/gst-plugins-bad/ext/webrtc/gstwebrtcbin.c
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@ -2434,6 +2434,15 @@ gst_webrtc_bin_attach_tos (GstWebRTCBin * webrtc)
gst_webrtc_bin_update_sctp_priority (webrtc);
}
static void
on_transceiver_notify_direction (GstWebRTCRTPTransceiver * transceiver,
GParamSpec * pspec, GstWebRTCBin * webrtc)
{
PC_LOCK (webrtc);
_update_need_negotiation (webrtc);
PC_UNLOCK (webrtc);
}
static WebRTCTransceiver *
_create_webrtc_transceiver (GstWebRTCBin * webrtc,
GstWebRTCRTPTransceiverDirection direction, guint mline, GstWebRTCKind kind,
@ -2463,6 +2472,8 @@ _create_webrtc_transceiver (GstWebRTCBin * webrtc,
g_signal_connect_object (sender, "notify::priority",
G_CALLBACK (gst_webrtc_bin_attach_tos), webrtc, G_CONNECT_SWAPPED);
g_signal_connect_object (trans, "notify::direction",
G_CALLBACK (on_transceiver_notify_direction), webrtc, G_CONNECT_DEFAULT);
g_ptr_array_add (webrtc->priv->transceivers, trans);