introduce `calls_sip_media_manager_get_capabilities ()` which takes a GList of MediaCodecInfo's as input to generate a SDP message. If using in an SDP answer we simply feed it a list of the common codecs as gathered from the SDP offer.
introduce `calls_sip_media_manager_get_capabilities ()` which takes a GList of MediaCodecInfo's as input to generate a SDP message. If using in an SDP answer we simply feed it a list of the common codecs as gathered from the SDP offer.