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raw | patch | inline | side by side (parent: e34d796)
author | Mark Nauwelaerts <mark.nauwelaerts@collabora.co.uk> | |
Fri, 2 Dec 2011 12:19:38 +0000 (13:19 +0100) | ||
committer | Mark Nauwelaerts <mark.nauwelaerts@collabora.co.uk> | |
Fri, 2 Dec 2011 12:41:54 +0000 (13:41 +0100) |
... notably FLUSH and state change to READY.
plugins/elements/gstidentity.c | patch | blob | history |
index ba2026d4b10c1feeb9fe101a2d010cfaca6b2d99..f51ca5ae7591f819f98283f030326176aaa63fd7 100644 (file)
GstBuffer ** out_buf);
static gboolean gst_identity_start (GstBaseTransform * trans);
static gboolean gst_identity_stop (GstBaseTransform * trans);
+static GstStateChangeReturn gst_identity_change_state (GstElement * element,
+ GstStateChange transition);
static guint gst_identity_signals[LAST_SIGNAL] = { 0 };
gst_identity_class_init (GstIdentityClass * klass)
{
GObjectClass *gobject_class;
+ GstElementClass *gstelement_class;
GstBaseTransformClass *gstbasetrans_class;
gobject_class = G_OBJECT_CLASS (klass);
+ gstelement_class = GST_ELEMENT_CLASS (klass);
gstbasetrans_class = GST_BASE_TRANSFORM_CLASS (klass);
gobject_class->set_property = gst_identity_set_property;
gobject_class->finalize = gst_identity_finalize;
+ gstelement_class->change_state =
+ GST_DEBUG_FUNCPTR (gst_identity_change_state);
+
gstbasetrans_class->event = GST_DEBUG_FUNCPTR (gst_identity_event);
gstbasetrans_class->transform_ip =
GST_DEBUG_FUNCPTR (gst_identity_transform_ip);
ret = parent_class->event (trans, event);
+ if (GST_EVENT_TYPE (event) == GST_EVENT_FLUSH_START) {
+ GST_OBJECT_LOCK (identity);
+ if (identity->clock_id) {
+ GST_DEBUG_OBJECT (identity, "unlock clock wait");
+ gst_clock_id_unschedule (identity->clock_id);
+ gst_clock_id_unref (identity->clock_id);
+ identity->clock_id = NULL;
+ }
+ GST_OBJECT_UNLOCK (identity);
+ }
+
if (identity->single_segment
&& (GST_EVENT_TYPE (event) == GST_EVENT_NEWSEGMENT)) {
/* eat up segments */
timestamp = runtimestamp + GST_ELEMENT (identity)->base_time;
/* save id if we need to unlock */
- /* FIXME: actually unlock this somewhere in the state changes */
identity->clock_id = gst_clock_new_single_shot_id (clock, timestamp);
GST_OBJECT_UNLOCK (identity);
return TRUE;
}
+
+static GstStateChangeReturn
+gst_identity_change_state (GstElement * element, GstStateChange transition)
+{
+ GstStateChangeReturn ret;
+ GstIdentity *identity = GST_IDENTITY (element);
+
+ switch (transition) {
+ case GST_STATE_CHANGE_NULL_TO_READY:
+ break;
+ case GST_STATE_CHANGE_READY_TO_PAUSED:
+ break;
+ case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
+ break;
+ case GST_STATE_CHANGE_PAUSED_TO_READY:
+ GST_OBJECT_LOCK (identity);
+ if (identity->clock_id) {
+ GST_DEBUG_OBJECT (identity, "unlock clock wait");
+ gst_clock_id_unschedule (identity->clock_id);
+ gst_clock_id_unref (identity->clock_id);
+ identity->clock_id = NULL;
+ }
+ GST_OBJECT_UNLOCK (identity);
+ break;
+ default:
+ break;
+ }
+
+ ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
+
+ switch (transition) {
+ case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
+ break;
+ case GST_STATE_CHANGE_PAUSED_TO_READY:
+ break;
+ case GST_STATE_CHANGE_READY_TO_NULL:
+ break;
+ default:
+ break;
+ }
+
+ return ret;
+}