SipNegotiatedCodec

The audio codec the SIP call actually negotiated (reported once it is known, and again if it changes). Distinct from the codec preference in the config: the answerer picks, so this is the ground truth.

Field

Type

Repeated

Description

name

string

pjmedia encoding name, e.g. "PCMU", "PCMA", "GSM", "G722", "opus".

clock_rate

uint32

channels

uint32

dtmf_negotiated

bool

Whether RFC 2833 telephone-event (DTMF) was negotiated for sending. When false, the far end did not offer telephone-event and sendDtmf is a no-op (logged); a client should warn / disable DTMF rather than send.

Member of

Message

Description

SipEvent