signal callback delegate or function to connect
void callback(gstrtp.rtpheader_extension.RTPHeaderExtension ext, gstrtp.rtpbase_depayload.RTPBaseDepayload rTPBaseDepayload)
ext the #GstRTPHeaderExtension (optional)
rTPBaseDepayload the instance the signal is connected to (optional)
Yes.After to execute callback after default handler, No.After to execute before (default)
Signal ID
Connect to AddExtension signal.
Add ext as an extension for reading part of an RTP header extension from incoming RTP packets.