GST_END_TEST
GST_START_TEST (modify)
{
GstSDPMessage *message;
glong length = -1;
const GstSDPMedia *media;
const gchar *old_val;
const gchar *result;
GstSDPAttribute attr;
gst_sdp_message_new (&message);
gst_sdp_message_parse_buffer ((guint8 *) sdp, length, message);
/* modify session attribute */
fail_unless (gst_sdp_message_add_attribute (message,
"test_attr_session", "param1=val1") == GST_SDP_OK);
old_val = gst_sdp_message_get_attribute_val (message, "test_attr_session");
fail_unless (old_val != NULL);
attr.key = g_strdup ("test_attr_session");
attr.value = g_strdup_printf ("%s;param2=val2", old_val);
fail_unless (gst_sdp_message_replace_attribute (message, 0,
&attr) == GST_SDP_OK);
result = gst_sdp_message_get_attribute_val (message, "test_attr_session");
fail_unless (result != NULL);
fail_unless (g_strcmp0 (result, "param1=val1;param2=val2") == 0);
/* modify media attribute */
media = gst_sdp_message_get_media (message, 0);
fail_unless (media != NULL);
fail_unless (gst_sdp_media_add_attribute ((GstSDPMedia *) media,
"test_attr_media", "param3=val3") == GST_SDP_OK);
old_val =
gst_sdp_media_get_attribute_val ((GstSDPMedia *) media,
"test_attr_media");
fail_unless (old_val != NULL);
attr.key = g_strdup ("test_attr_media");
attr.value = g_strdup ("myparam=myval");
fail_unless (gst_sdp_media_replace_attribute ((GstSDPMedia *) media,
0, &attr) == GST_SDP_OK);
result =
gst_sdp_media_get_attribute_val ((GstSDPMedia *) media,
"test_attr_media");
fail_unless (result != NULL);
fail_unless (g_strcmp0 (result, "myparam=myval") == 0);
gst_sdp_message_free (message);
}
static GstRTSPResult
gst_rtsp_wms_parse_sdp (GstRTSPExtension * ext, GstSDPMessage * sdp,
GstStructure * props)
{
const gchar *config, *maxps;
gint i;
GstRTSPWMS *ctx = (GstRTSPWMS *) ext;
if (!ctx->active)
return GST_RTSP_OK;
for (i = 0; (config = gst_sdp_message_get_attribute_val_n (sdp, "pgmpu", i));
i++) {
if (g_str_has_prefix (config, HEADER_PREFIX)) {
config += strlen (HEADER_PREFIX);
gst_structure_set (props, "config", G_TYPE_STRING, config, NULL);
break;
}
}
if (config == NULL)
goto no_config;
gst_structure_set (props, "config", G_TYPE_STRING, config, NULL);
maxps = gst_sdp_message_get_attribute_val (sdp, "maxps");
if (maxps)
gst_structure_set (props, "maxps", G_TYPE_STRING, maxps, NULL);
gst_structure_set (props, "encoding-name", G_TYPE_STRING, "X-ASF-PF", NULL);
gst_structure_set (props, "media", G_TYPE_STRING, "application", NULL);
return GST_RTSP_OK;
/* ERRORS */
no_config:
{
GST_DEBUG_OBJECT (ctx, "Could not find config SDP field, deactivating.");
ctx->active = FALSE;
return GST_RTSP_OK;
}
}
static gboolean
add_media_to_sdp_message (SdpMediaConfig * mconf, GstSDPMessage * msg,
GError ** error)
{
GstSDPMedia *cpy;
if (gst_sdp_message_get_attribute_val (msg, "group") != NULL &&
gst_sdp_media_get_attribute_val (mconf->media, "mid") == NULL) {
/* When group attribute is present, the mid attribute */
/* in media is mandatory */
gst_sdp_media_add_attribute (mconf->media, "mid", mconf->mid);
}
if (gst_sdp_media_copy (mconf->media, &cpy) != GST_SDP_OK) {
g_set_error_literal (error, KMS_SDP_AGENT_ERROR, SDP_AGENT_UNEXPECTED_ERROR,
"can not create media entry");
return FALSE;
}
gst_sdp_message_add_media (msg, cpy);
gst_sdp_media_free (cpy);
return TRUE;
}
void
kms_webrtc_session_start_transport_send (KmsWebrtcSession * self,
gboolean offerer)
{
KmsSdpSession *sdp_sess = KMS_SDP_SESSION (self);
const GstSDPMessage *sdp =
kms_sdp_message_context_get_sdp_message (sdp_sess->remote_sdp_ctx);
const GSList *item =
kms_sdp_message_context_get_medias (sdp_sess->neg_sdp_ctx);
GSList *remote_media_list =
kms_sdp_message_context_get_medias (sdp_sess->remote_sdp_ctx);
const gchar *ufrag, *pwd;
/* [rfc5245#section-5.2]
* The agent that generated the offer which
* started the ICE processing MUST take the controlling role, and the
* other MUST take the controlled role.
*/
// TODO: This code should be independent of the ice implementation
if (KMS_IS_ICE_NICE_AGENT (self->agent)) {
KmsIceNiceAgent *nice_agent = KMS_ICE_NICE_AGENT (self->agent);
g_object_set (kms_ice_nice_agent_get_agent (nice_agent), "controlling-mode",
offerer, NULL);
}
/* Configure specific webrtc connection such as SCTP if negotiated */
kms_webrtc_session_configure_connections (self, sdp_sess, offerer);
ufrag = gst_sdp_message_get_attribute_val (sdp, SDP_ICE_UFRAG_ATTR);
pwd = gst_sdp_message_get_attribute_val (sdp, SDP_ICE_PWD_ATTR);
for (; item != NULL; item = g_slist_next (item)) {
SdpMediaConfig *neg_mconf = item->data;
gint mid = kms_sdp_media_config_get_id (neg_mconf);
SdpMediaConfig *remote_mconf;
KmsWebRtcBaseConnection *conn;
if (kms_sdp_media_config_is_inactive (neg_mconf)) {
GST_DEBUG_OBJECT (self, "Media (id=%d) inactive", mid);
continue;
}
conn = kms_webrtc_session_get_connection (self, neg_mconf);
if (conn == NULL) {
continue;
}
remote_mconf = g_slist_nth_data (remote_media_list, mid);
if (remote_mconf == NULL) {
GST_WARNING_OBJECT (self, "Media (id=%d) is not in the remote SDP", mid);
continue;
}
gst_media_add_remote_candidates (remote_mconf, conn, ufrag, pwd);
}
kms_webrtc_session_add_stored_ice_candidates (self);
g_slist_foreach (self->remote_candidates,
kms_webrtc_session_remote_sdp_add_stored_ice_candidates, self);
}
