static void
gst_net_client_clock_finalize (GObject * object)
{
GstNetClientClock *self = GST_NET_CLIENT_CLOCK (object);
if (self->priv->thread) {
gst_net_client_clock_stop (self);
}
g_free (self->priv->address);
self->priv->address = NULL;
if (self->priv->servaddr != NULL) {
g_object_unref (self->priv->servaddr);
self->priv->servaddr = NULL;
}
if (self->priv->socket != NULL) {
g_socket_close (self->priv->socket, NULL);
g_object_unref (self->priv->socket);
self->priv->socket = NULL;
}
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static GstClockTime
gst_net_client_clock_get_internal_time (GstClock * clock)
{
GstNetClientClock *self = GST_NET_CLIENT_CLOCK (clock);
return gst_clock_get_time (self->priv->internal_clock);
}
static void
gst_net_client_clock_finalize (GObject * object)
{
GstNetClientClock *self = GST_NET_CLIENT_CLOCK (object);
if (self->thread) {
gst_net_client_clock_stop (self);
g_assert (self->thread == NULL);
}
if (self->priv->fdset) {
gst_poll_free (self->priv->fdset);
self->priv->fdset = NULL;
}
g_free (self->address);
self->address = NULL;
g_free (self->servaddr);
self->servaddr = NULL;
#ifdef G_OS_WIN32
WSACleanup ();
#endif
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gst_net_client_clock_constructed (GObject * object)
{
GstNetClientClock *self = GST_NET_CLIENT_CLOCK (object);
GstClock *internal_clock;
GList *l;
ClockCache *cache = NULL;
G_OBJECT_CLASS (gst_net_client_clock_parent_class)->constructed (object);
G_LOCK (clocks_lock);
for (l = clocks; l; l = l->next) {
ClockCache *tmp = l->data;
GstNetClientInternalClock *internal_clock =
GST_NET_CLIENT_INTERNAL_CLOCK (tmp->clock);
if (strcmp (internal_clock->address, self->priv->address) == 0 &&
internal_clock->port == self->priv->port) {
cache = tmp;
if (cache->remove_id) {
gst_clock_id_unschedule (cache->remove_id);
cache->remove_id = NULL;
}
break;
}
}
if (!cache) {
cache = g_new0 (ClockCache, 1);
cache->clock =
g_object_new (GST_TYPE_NET_CLIENT_INTERNAL_CLOCK, "address",
self->priv->address, "port", self->priv->port, "is-ntp",
self->priv->is_ntp, NULL);
clocks = g_list_prepend (clocks, cache);
/* Not actually leaked but is cached for a while before being disposed,
* see gst_net_client_clock_finalize, so pretend it is to not confuse
* tests. */
GST_OBJECT_FLAG_SET (cache->clock, GST_OBJECT_FLAG_MAY_BE_LEAKED);
}
cache->clocks = g_list_prepend (cache->clocks, self);
GST_OBJECT_LOCK (cache->clock);
if (gst_clock_is_synced (cache->clock))
gst_clock_set_synced (GST_CLOCK (self), TRUE);
self->priv->synced_id =
g_signal_connect (cache->clock, "synced",
G_CALLBACK (gst_net_client_clock_synced_cb), self);
GST_OBJECT_UNLOCK (cache->clock);
G_UNLOCK (clocks_lock);
self->priv->internal_clock = internal_clock = cache->clock;
/* all systems go, cap'n */
}
static GstClockTime
gst_net_client_clock_get_internal_time (GstClock * clock)
{
GstNetClientClock *self = GST_NET_CLIENT_CLOCK (clock);
if (!gst_clock_is_synced (self->priv->internal_clock)) {
GstClockTime now = gst_clock_get_internal_time (self->priv->internal_clock);
return gst_clock_adjust_with_calibration (self->priv->internal_clock, now,
self->priv->internal_base_time, self->priv->base_time, 1, 1);
}
return gst_clock_get_time (self->priv->internal_clock);
}
static void
gst_net_client_clock_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec)
{
GstNetClientClock *self = GST_NET_CLIENT_CLOCK (object);
switch (prop_id) {
case PROP_ADDRESS:
g_value_set_string (value, self->priv->address);
break;
case PROP_PORT:
g_value_set_int (value, self->priv->port);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_net_client_clock_finalize (GObject * object)
{
GstNetClientClock *self = GST_NET_CLIENT_CLOCK (object);
GList *l;
if (self->priv->synced_id)
g_signal_handler_disconnect (self->priv->internal_clock,
self->priv->synced_id);
self->priv->synced_id = 0;
G_LOCK (clocks_lock);
for (l = clocks; l; l = l->next) {
ClockCache *cache = l->data;
if (cache->clock == self->priv->internal_clock) {
cache->clocks = g_list_remove (cache->clocks, self);
if (cache->clocks) {
update_clock_cache (cache);
} else {
GstClock *sysclock = gst_system_clock_obtain ();
GstClockTime time = gst_clock_get_time (sysclock) + 60 * GST_SECOND;
cache->remove_id = gst_clock_new_single_shot_id (sysclock, time);
gst_clock_id_wait_async (cache->remove_id, remove_clock_cache, cache,
NULL);
gst_object_unref (sysclock);
}
break;
}
}
G_UNLOCK (clocks_lock);
g_free (self->priv->address);
self->priv->address = NULL;
if (self->priv->bus != NULL) {
gst_object_unref (self->priv->bus);
self->priv->bus = NULL;
}
G_OBJECT_CLASS (gst_net_client_clock_parent_class)->finalize (object);
}
static void
gst_net_client_clock_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec)
{
GstNetClientClock *self = GST_NET_CLIENT_CLOCK (object);
switch (prop_id) {
case PROP_ADDRESS:
GST_OBJECT_LOCK (self);
g_value_set_string (value, self->priv->address);
GST_OBJECT_UNLOCK (self);
break;
case PROP_PORT:
g_value_set_int (value, self->priv->port);
break;
case PROP_ROUNDTRIP_LIMIT:
GST_OBJECT_LOCK (self);
g_value_set_uint64 (value, self->priv->roundtrip_limit);
GST_OBJECT_UNLOCK (self);
break;
case PROP_MINIMUM_UPDATE_INTERVAL:
GST_OBJECT_LOCK (self);
g_value_set_uint64 (value, self->priv->minimum_update_interval);
GST_OBJECT_UNLOCK (self);
break;
case PROP_BUS:
GST_OBJECT_LOCK (self);
g_value_set_object (value, self->priv->bus);
GST_OBJECT_UNLOCK (self);
break;
case PROP_BASE_TIME:
g_value_set_uint64 (value, self->priv->base_time);
break;
case PROP_INTERNAL_CLOCK:
g_value_set_object (value, self->priv->internal_clock);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_net_client_clock_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstNetClientClock *self = GST_NET_CLIENT_CLOCK (object);
switch (prop_id) {
case PROP_ADDRESS:
g_free (self->priv->address);
self->priv->address = g_value_dup_string (value);
if (self->priv->address == NULL)
self->priv->address = g_strdup (DEFAULT_ADDRESS);
break;
case PROP_PORT:
self->priv->port = g_value_get_int (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_ntp_clock_init (GstNtpClock * self)
{
GST_NET_CLIENT_CLOCK (self)->priv->is_ntp = TRUE;
}
static void
gst_net_client_clock_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstNetClientClock *self = GST_NET_CLIENT_CLOCK (object);
gboolean update = FALSE;
switch (prop_id) {
case PROP_ADDRESS:
GST_OBJECT_LOCK (self);
g_free (self->priv->address);
self->priv->address = g_value_dup_string (value);
if (self->priv->address == NULL)
self->priv->address = g_strdup (DEFAULT_ADDRESS);
GST_OBJECT_UNLOCK (self);
break;
case PROP_PORT:
GST_OBJECT_LOCK (self);
self->priv->port = g_value_get_int (value);
GST_OBJECT_UNLOCK (self);
break;
case PROP_ROUNDTRIP_LIMIT:
GST_OBJECT_LOCK (self);
self->priv->roundtrip_limit = g_value_get_uint64 (value);
GST_OBJECT_UNLOCK (self);
update = TRUE;
break;
case PROP_MINIMUM_UPDATE_INTERVAL:
GST_OBJECT_LOCK (self);
self->priv->minimum_update_interval = g_value_get_uint64 (value);
GST_OBJECT_UNLOCK (self);
update = TRUE;
break;
case PROP_BUS:
GST_OBJECT_LOCK (self);
if (self->priv->bus)
gst_object_unref (self->priv->bus);
self->priv->bus = g_value_dup_object (value);
GST_OBJECT_UNLOCK (self);
update = TRUE;
break;
case PROP_BASE_TIME:{
GstClock *clock;
self->priv->base_time = g_value_get_uint64 (value);
clock = gst_system_clock_obtain ();
self->priv->internal_base_time = gst_clock_get_time (clock);
gst_object_unref (clock);
break;
}
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
if (update && self->priv->internal_clock) {
GList *l;
G_LOCK (clocks_lock);
for (l = clocks; l; l = l->next) {
ClockCache *cache = l->data;
if (cache->clock == self->priv->internal_clock) {
update_clock_cache (cache);
}
}
G_UNLOCK (clocks_lock);
}
}
static void
gst_net_client_clock_constructed (GObject * object)
{
GstNetClientClock *self = GST_NET_CLIENT_CLOCK (object);
GstClock *internal_clock;
GstClockTime internal;
GList *l;
ClockCache *cache = NULL;
G_OBJECT_CLASS (gst_net_client_clock_parent_class)->constructed (object);
G_LOCK (clocks_lock);
for (l = clocks; l; l = l->next) {
ClockCache *tmp = l->data;
GstNetClientInternalClock *internal_clock =
GST_NET_CLIENT_INTERNAL_CLOCK (tmp->clock);
if (strcmp (internal_clock->address, self->priv->address) == 0 &&
internal_clock->port == self->priv->port) {
cache = tmp;
if (cache->remove_id) {
gst_clock_id_unschedule (cache->remove_id);
cache->remove_id = NULL;
}
break;
}
}
if (!cache) {
cache = g_new0 (ClockCache, 1);
cache->clock =
g_object_new (GST_TYPE_NET_CLIENT_INTERNAL_CLOCK, "address",
self->priv->address, "port", self->priv->port, "is-ntp",
self->priv->is_ntp, NULL);
clocks = g_list_prepend (clocks, cache);
}
cache->clocks = g_list_prepend (cache->clocks, self);
GST_OBJECT_LOCK (cache->clock);
if (gst_clock_is_synced (cache->clock))
gst_clock_set_synced (GST_CLOCK (self), TRUE);
self->priv->synced_id =
g_signal_connect (cache->clock, "synced",
G_CALLBACK (gst_net_client_clock_synced_cb), self);
GST_OBJECT_UNLOCK (cache->clock);
G_UNLOCK (clocks_lock);
self->priv->internal_clock = internal_clock = cache->clock;
/* gst_clock_get_time() values are guaranteed to be increasing. because no one
* has called get_time on this clock yet we are free to adjust to any value
* without worrying about worrying about MAX() issues with the clock's
* internal time.
*/
/* update our internal time so get_time() give something around base_time.
assume that the rate is 1 in the beginning. */
internal = gst_clock_get_internal_time (internal_clock);
gst_clock_set_calibration (internal_clock, internal,
self->priv->base_time, 1, 1);
{
GstClockTime now = gst_clock_get_time (internal_clock);
if (GST_CLOCK_DIFF (now, self->priv->base_time) > 0 ||
GST_CLOCK_DIFF (now, self->priv->base_time + GST_SECOND) < 0) {
g_warning ("unable to set the base time, expect sync problems!");
}
}
/* all systems go, cap'n */
}