From 765e420458c4ccdf63cf93ad1c9f85328560452e Mon Sep 17 00:00:00 2001 From: Olle Johansson Date: Sun, 2 Jul 2006 14:18:00 +0000 Subject: [PATCH] tell the other side that we're using 20 ms packetization for iLBC - we need to investigate support for refusing offers of 30 ms (like the Nokia e-series) or supporting it. git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@36623 65c4cc65-6c06-0410-ace0-fbb531ad65f3 --- channels/chan_sip.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/channels/chan_sip.c b/channels/chan_sip.c index 243d56a938..2a290219f8 100644 --- a/channels/chan_sip.c +++ b/channels/chan_sip.c @@ -5575,9 +5575,14 @@ static void add_codec_to_sdp(const struct sip_pvt *p, int codec, int sample_rate ast_build_string(a_buf, a_size, "a=rtpmap:%d %s/%d\r\n", rtp_code, ast_rtp_lookup_mime_subtype(1, codec), sample_rate); - if (codec == AST_FORMAT_G729A) + if (codec == AST_FORMAT_G729A) { /* Indicate that we don't support VAD (G.729 annex B) */ ast_build_string(a_buf, a_size, "a=fmtp:%d annexb=no\r\n", rtp_code); + } else if (codec == AST_FORMAT_ILBC) { + /* Add information about us using only 20 ms packetization */ + ast_build_string(a_buf, a_size, "a=fmtp:%d mode=20\r\n", rtp_code); + + } } /*! \brief Get Max T.38 Transmision rate from T38 capabilities */