array of #GstSDPAttribute with the additional media attributes
array of #GstSDPBandwidth with media bandwidth information
array of #GstSDPConnection with media connection information
an array of #gchar formats
the media title
the encryption key
the media type
the number of ports or -1 if only one port was specified
the transport port to which the media stream will be sent
the transport protocol
The contents of the SDP "m=" field with all related fields.