sdp/caps: support translating transport-cc rtcp-fb from caps to sdp attributes

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-base/-/merge_requests/1130>
This commit is contained in:
Matthew Waters 2021-04-29 21:16:10 +10:00
parent 7725c90d5c
commit 1ca747436f

View file

@ -3767,7 +3767,7 @@ gst_sdp_media_set_media_from_caps (const GstCaps * caps, GstSDPMedia * media)
gchar *tmp;
gint caps_pt, caps_rate;
guint n_fields, j;
gboolean first, nack, nack_pli, ccm_fir;
gboolean first, nack, nack_pli, ccm_fir, transport_cc;
GString *fmtp;
GstStructure *s;
@ -3833,6 +3833,15 @@ gst_sdp_media_set_media_from_caps (const GstCaps * caps, GstSDPMedia * media)
}
}
if (gst_structure_get_boolean (s, "rtcp-fb-transport-cc", &transport_cc)) {
if (transport_cc) {
tmp = g_strdup_printf ("%d transport-cc", caps_pt);
gst_sdp_media_add_attribute (media, "rtcp-fb", tmp);
g_free (tmp);
GST_DEBUG ("adding rtcp-fb-transport-cc to pt=%d", caps_pt);
}
}
/* collect all other properties and add them to fmtp, extmap or attributes */
fmtp = g_string_new ("");
g_string_append_printf (fmtp, "%d ", caps_pt);