AMR WB support for SIP dial in

Hi,

I’m trying to call in to a jitsi meet conference from my LTE mobile phone and have the following transcoding problem:

It looks like AMR-WB transcoding is not supported. Can it be enabled or it is not available at all?

2020-03-29 19:22:34.616 INFO: [77] impl.protocol.jabber.CallPeerMediaHandlerJabberImpl.harvestCandidates().1198 End candidate har
vest within 1165 ms
2020-03-29 19:22:34.664 INFO: [77] org.jitsi.jigasi.JvbConference.incomingCallReceived().1024 [ctx=15855025509311650476170] Got i
nvite from focus
2020-03-29 19:22:34.734 INFO: [96] service.protocol.media.MediaHandler.registerDynamicPTsWithStream().1003 Dynamic PT map: 126=rt
pmap:-1 telephone-event/8000; 111=rtpmap:-1 opus/48000/2 fmtp:useinbandfec=1;minptime=10; 103=rtpmap:-1 unknown/90000;
2020-03-29 19:22:34.735 INFO: [96] service.protocol.media.MediaHandler.registerDynamicPTsWithStream().1020 PT overrides [103->104
]
2020-03-29 19:22:34.765 INFO: [96] service.protocol.media.CallPeerMediaHandler.start().1961 Starting
2020-03-29 19:22:34.816 INFO: [95] service.protocol.media.MediaHandler.registerDynamicPTsWithStream().1003 Dynamic PT map: 100=rt
pmap:-1 telephone-event/8000; 104=rtpmap:-1 AMR-WB/16000 fmtp:mode-change-capability=2;mode-set=0,1,2;max-red=0;
2020-03-29 19:22:34.817 INFO: [95] service.protocol.media.MediaHandler.registerDynamicPTsWithStream().1020 PT overrides [104->110
]
2020-03-29 19:22:34.826 INFO: [95] org.jitsi.jigasi.SipGatewaySession.peerStateChanged().1204 [ctx=15855025509311650476170] SIP p
eer state: Connecting*
2020-03-29 19:22:34.994 INFO: [96] org.jitsi.jigasi.JvbConference.callStateChanged().1122 [ctx=15855025509311650476170] JVB confe
rence call IN_PROGRESS.
2020-03-29 19:22:35.136 INFO: [53] org.jitsi.jigasi.SipGatewaySession.handleCallState().1123 [ctx=15855025509311650476170] Sip ca
ll IN_PROGRESS: Call: id=15855025508841798230389 peers=1
2020-03-29 19:22:35.137 INFO: [53] org.jitsi.jigasi.SipGatewaySession.handleCallState().1132 [ctx=15855025509311650476170] SIP ca
ll format used: rtpmap:-1 AMR-WB/16000 fmtp:mode-change-capability=2;mode-set=0,1,2;max-red=0
2020-03-29 19:22:35.138 INFO: [53] org.jitsi.jigasi.SipGatewaySession.peerStateChanged().1204 [ctx=15855025509311650476170] SIP p
eer state: Connected
2020-03-29 19:22:35.138 INFO: [53] service.protocol.media.CallPeerMediaHandler.start().1961 Starting
2020-03-29 19:22:35.190 SEVERE: [139] net.sf.fmj.media.Log.error() Failed to build a graph for the given custom options.
2020-03-29 19:22:35.190 SEVERE: [139] net.sf.fmj.media.Log.error() Failed to realize: net.sf.fmj.media.ProcessEngine@4a3c0136
2020-03-29 19:22:35.191 SEVERE: [139] net.sf.fmj.media.Log.error() Cannot build a flow graph with the customized options:
2020-03-29 19:22:35.191 SEVERE: [139] net.sf.fmj.media.Log.error() Unable to transcode format: LINEAR, 48000.0 Hz, 16-bit, Mo
no, LittleEndian, Signed
2020-03-29 19:22:35.191 SEVERE: [139] net.sf.fmj.media.Log.error() to: AMR-WB/rtp, 16000.0 Hz, Mono
2020-03-29 19:22:35.191 SEVERE: [139] net.sf.fmj.media.Log.error() outputting to: raw.rtp
2020-03-29 19:22:35.192 SEVERE: [138] net.sf.fmj.media.Log.error() Error: Unable to realize net.sf.fmj.media.ProcessEngine@4a3c01
36

Thanks