static GstPad *
kms_webrtc_rtp_connection_request_rtcp_src (KmsIRtpConnection * base_rtp_conn)
{
KmsWebRtcConnection *self = KMS_WEBRTC_CONNECTION (base_rtp_conn);
return gst_element_get_static_pad (self->priv->rtcp_tr->dtlssrtpdec,
"rtcp_src");
}
static void
kms_webrtc_rtp_connection_add (KmsIRtpConnection * base_rtp_conn, GstBin * bin,
gboolean active)
{
KmsWebRtcConnection *self = KMS_WEBRTC_CONNECTION (base_rtp_conn);
add_tr (self->priv->rtp_tr, bin, active);
add_tr (self->priv->rtcp_tr, bin, active);
}
static void
kms_webrtc_rtp_connection_sink_sync_state_with_parent (KmsIRtpConnection *
base_rtp_conn)
{
KmsWebRtcConnection *self = KMS_WEBRTC_CONNECTION (base_rtp_conn);
sync_tr_sink (self->priv->rtp_tr);
sync_tr_sink (self->priv->rtcp_tr);
}
static gchar *
kms_webrtc_connection_get_certificate_pem (KmsWebRtcBaseConnection * base_conn)
{
KmsWebRtcConnection *self = KMS_WEBRTC_CONNECTION (base_conn);
gchar *pem;
g_object_get (G_OBJECT (self->priv->rtp_tr->dtlssrtpdec), "pem", &pem, NULL);
return pem;
}
static void
kms_webrtc_rtp_connection_src_sync_state_with_parent (KmsIRtpConnection *
base_rtp_conn)
{
KmsWebRtcConnection *self = KMS_WEBRTC_CONNECTION (base_rtp_conn);
GstElement *rtp_element = GST_ELEMENT (self->priv->rtp_tr->src);
GstElement *rtcp_element = GST_ELEMENT (self->priv->rtcp_tr->src);
gst_element_sync_state_with_parent_target_state (rtp_element);
gst_element_sync_state_with_parent_target_state (rtcp_element);
}
static GstPad *
kms_webrtc_rtp_connection_request_rtcp_sink (KmsIRtpConnection * base_rtp_conn)
{
KmsWebRtcConnection *self = KMS_WEBRTC_CONNECTION (base_rtp_conn);
GstPad *pad;
gchar *str;
str = g_strdup_printf ("rtcp_sink_%d",
g_atomic_int_add (&self->priv->rtcp_tr->rtcp_id, 1));
pad = gst_element_get_request_pad (self->priv->rtcp_tr->dtlssrtpenc, str);
g_free (str);
return pad;
}
static void
kms_webrtc_connection_finalize (GObject * object)
{
KmsWebRtcConnection *self = KMS_WEBRTC_CONNECTION (object);
KmsWebRtcConnectionPrivate *priv = self->priv;
GST_DEBUG_OBJECT (self, "finalize");
kms_webrtc_transport_destroy (priv->rtp_tr);
kms_webrtc_transport_destroy (priv->rtcp_tr);
g_mutex_clear (&self->priv->mutex);
/* chain up */
G_OBJECT_CLASS (kms_webrtc_connection_parent_class)->finalize (object);
}
KmsWebRtcConnection *
kms_webrtc_connection_new (NiceAgent * agent, GMainContext * context,
const gchar * name)
{
GObject *obj;
KmsWebRtcBaseConnection *base_conn;
KmsWebRtcConnection *conn;
KmsWebRtcConnectionPrivate *priv;
obj = g_object_new (KMS_TYPE_WEBRTC_CONNECTION, NULL);
base_conn = KMS_WEBRTC_BASE_CONNECTION (obj);
conn = KMS_WEBRTC_CONNECTION (obj);
priv = conn->priv;
if (!kms_webrtc_base_connection_configure (base_conn, agent, name)) {
g_object_unref (obj);
return NULL;
}
priv->rtp_tr =
kms_webrtc_transport_create (agent, base_conn->stream_id,
NICE_COMPONENT_TYPE_RTP);
priv->rtcp_tr =
kms_webrtc_transport_create (agent, base_conn->stream_id,
NICE_COMPONENT_TYPE_RTCP);
if (priv->rtp_tr == NULL || priv->rtcp_tr == NULL) {
GST_ERROR_OBJECT (obj, "Cannot create KmsWebRTCConnection.");
g_object_unref (obj);
return NULL;
}
g_signal_connect (priv->rtp_tr->dtlssrtpenc, "on-key-set",
G_CALLBACK (rtp_connected_cb), conn);
g_signal_connect (priv->rtcp_tr->dtlssrtpenc, "on-key-set",
G_CALLBACK (rtcp_connected_cb), conn);
nice_agent_attach_recv (agent, base_conn->stream_id,
NICE_COMPONENT_TYPE_RTP, context, kms_webrtc_transport_nice_agent_recv_cb,
NULL);
nice_agent_attach_recv (agent, base_conn->stream_id, NICE_COMPONENT_TYPE_RTCP,
context, kms_webrtc_transport_nice_agent_recv_cb, NULL);
return conn;
}
static void
kms_webrtc_connection_get_property (GObject * object,
guint prop_id, GValue * value, GParamSpec * pspec)
{
KmsWebRtcConnection *self = KMS_WEBRTC_CONNECTION (object);
switch (prop_id) {
case PROP_ADDED:
g_value_set_boolean (value, self->priv->added);
break;
case PROP_CONNECTED:
g_value_set_boolean (value, self->priv->connected);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
KmsWebRtcConnection *
kms_webrtc_connection_new (KmsIceBaseAgent * agent, GMainContext * context,
const gchar * name, guint16 min_port, guint16 max_port,
gchar * pem_certificate)
{
GObject *obj;
KmsWebRtcBaseConnection *base_conn;
KmsWebRtcConnection *conn;
KmsWebRtcConnectionPrivate *priv;
obj = g_object_new (KMS_TYPE_WEBRTC_CONNECTION, "max-port", max_port,
"min-port", min_port, NULL);
base_conn = KMS_WEBRTC_BASE_CONNECTION (obj);
conn = KMS_WEBRTC_CONNECTION (obj);
priv = conn->priv;
if (!kms_webrtc_base_connection_configure (base_conn, agent, name)) {
g_object_unref (obj);
return NULL;
}
priv->rtp_tr =
kms_webrtc_transport_new (agent, base_conn->stream_id,
NICE_COMPONENT_TYPE_RTP, pem_certificate);
priv->rtcp_tr =
kms_webrtc_transport_new (agent, base_conn->stream_id,
NICE_COMPONENT_TYPE_RTCP, pem_certificate);
if (priv->rtp_tr == NULL || priv->rtcp_tr == NULL) {
GST_ERROR_OBJECT (obj, "Cannot create KmsWebRTCConnection.");
g_object_unref (obj);
return NULL;
}
g_signal_connect (priv->rtp_tr->sink->dtlssrtpenc, "on-key-set",
G_CALLBACK (rtp_connected_cb), conn);
g_signal_connect (priv->rtcp_tr->sink->dtlssrtpenc, "on-key-set",
G_CALLBACK (rtcp_connected_cb), conn);
return conn;
}
static void
kms_webrtc_rtp_connection_collect_latency_stats (KmsIRtpConnection * obj,
gboolean enable)
{
KmsWebRtcConnection *self = KMS_WEBRTC_CONNECTION (obj);
KmsWebRtcBaseConnection *base = KMS_WEBRTC_BASE_CONNECTION (obj);
KMS_WEBRTC_BASE_CONNECTION_LOCK (self);
/* Only rtp stream is marked with metadata for statistics */
if (enable) {
kms_webrtc_transport_enable_latency_notification (self->priv->rtp_tr,
base->cb, base->user_data, NULL);
} else {
kms_webrtc_transport_disable_latency_notification (self->priv->rtp_tr);
}
kms_webrtc_base_connection_collect_latency_stats (obj, enable);
KMS_WEBRTC_BASE_CONNECTION_UNLOCK (self);
}
static void
kms_webrtc_connection_get_property (GObject * object,
guint prop_id, GValue * value, GParamSpec * pspec)
{
KmsWebRtcConnection *self = KMS_WEBRTC_CONNECTION (object);
switch (prop_id) {
case PROP_ADDED:
g_value_set_boolean (value, self->priv->added);
break;
case PROP_CONNECTED:
g_value_set_boolean (value, self->priv->connected);
break;
case PROP_IS_CLIENT:{
gboolean is_client;
g_object_get (G_OBJECT (self->priv->rtp_tr->sink->dtlssrtpenc),
"is-client", &is_client, NULL);
g_value_set_boolean (value, is_client);
break;
}
case PROP_MIN_PORT:
g_value_set_uint (value, self->parent.min_port);
break;
case PROP_MAX_PORT:
g_value_set_uint (value, self->parent.max_port);
break;
case PROP_TRANSPORT:
g_value_set_object (value, self->priv->rtp_tr);
break;
case PROP_RTCP_TRANSPORT:
g_value_set_object (value, self->priv->rtcp_tr);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
kms_webrtc_connection_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
KmsWebRtcConnection *self = KMS_WEBRTC_CONNECTION (object);
switch (prop_id) {
case PROP_ADDED:
self->priv->added = g_value_get_boolean (value);
break;
case PROP_CONNECTED:
self->priv->connected = g_value_get_boolean (value);
break;
case PROP_MIN_PORT:
self->parent.min_port = g_value_get_uint (value);
break;
case PROP_MAX_PORT:
self->parent.max_port = g_value_get_uint (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
