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sip: media: improve SDP offer/answer handling

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This commit is contained in:
Evangelos Ribeiro Tzaras
2021-03-08 09:54:08 +01:00
parent 97a925ee39
commit dcff7538f2
3 changed files with 19 additions and 14 deletions
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11
plugins/sip/calls-sip-media-manager.c
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@@ -99,15 +99,20 @@ calls_sip_media_manager_static_capabilities (CallsSipMediaManager *self,
guint port,
gboolean use_srtp)
{
char *attribute_line = "rtpmap:0 PCMU/8000";
char *payload_type = use_srtp ? "SAVP" : "AVP";
g_autofree char *media_line = NULL;
g_autofree char *attribute_line = NULL;
MediaCodecInfo *codec;
g_return_val_if_fail (CALLS_IS_SIP_MEDIA_MANAGER (self), NULL);
media_line = g_strdup_printf ("audio %d RTP/%s 0", port, payload_type);
codec = get_best_codec (self);
/* TODO support multiplice codecs: f.e. audio 31337 RTP/AVP 9 8 0 96 */
media_line = g_strdup_printf ("audio %d RTP/%s %s",
port, payload_type, codec->payload_id);
attribute_line = g_strdup_printf ("rtpmap:%s %s/%s",
codec->payload_id, codec->name, codec->clock_rate);
/* TODO we can have multiple attribute lines (or media lines for that matter) */
/* TODO add attribute describing RTCP stream */
return g_strdup_printf ("v=0\r\n"
"m=%s\r\n"