HI,all I use the third media stack to handle the video stream. In the vid_rtp_cb , I can?t receive any sps/pps information. Is it possible that the pjsip cut it? -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20130904/2af51e83/attachment-0001.html>