import inc_sip as sip import inc_sdp as sdp # When SRTP is NOT enabled in pjsua, it should prefer to use # RTP/AVP media line if there are multiple m=audio lines sdp = \ """ v=0 o=- 0 0 IN IP4 127.0.0.1 s=- c=IN IP4 127.0.0.1 t=0 0 m=audio 5000 RTP/SAVP 0 a=crypto:1 aes_cm_128_hmac_sha1_80 inline:WnD7c1ksDGs+dIefCEo8omPg4uO8DYIinNGL5yxQ m=audio 4000 RTP/AVP 0 """ pjsua_args = "--null-audio --auto-answer 200 --use-srtp 0" extra_headers = "" include = ["Content-Type: application/sdp", # response must include SDP "m=audio 0 RTP/SAVP[\\s\\S]+m=audio [1-9]+[0-9]* RTP/AVP" ] exclude = ["a=crypto"] sendto_cfg = sip.SendtoCfg("Prefer RTP/SAVP", pjsua_args, sdp, 200, extra_headers=extra_headers, resp_inc=include, resp_exc=exclude)