RTPBasePayload.connectAddExtension

gulong connectAddExtension(T)(T callback,  Flag!"After" after =  No.After) if (isCallable!T
    &&  is(ReturnType!T ==  void)
   && (Parameters!T.length <  1 || (ParameterStorageClassTuple!T[0]  ==  ParameterStorageClass.none &&  is(Parameters!T[0] :  gstrtp.rtpheader_extension.RTPHeaderExtension)))
   && (Parameters!T.length <  2 || (ParameterStorageClassTuple!T[1]  ==  ParameterStorageClass.none &&  is(Parameters!T[1] :  gstrtp.rtpbase_payload.RTPBasePayload)))
   &&  Parameters!T.length <  3)

Connect to AddExtension signal.

Add ext as an extension for writing part of an RTP header extension onto outgoing RTP packets.

Parameters

`callback`	signal callback delegate or function to connect `void callback(gstrtp.rtpheader_extension.RTPHeaderExtension ext, gstrtp.rtpbase_payload.RTPBasePayload rTPBasePayload)` `ext` the #GstRTPHeaderExtension (optional) `rTPBasePayload` the instance the signal is connected to (optional)
`after`	Yes.After to execute callback after default handler, No.After to execute before (default)

Returns

Signal ID