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basesrc: Send syncronized custom downstream/both events downstream from the streaming thread

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Instead of just silently dropping them. The same was done for tag events
before already.

Fixes bug #635718.
This commit is contained in:
Sebastian Dröge 2011-04-07 10:29:41 +02:00
parent 874d60e589
commit 1d9cd86af6
1 changed files with 24 additions and 23 deletions
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47
libs/gst/base/gstbasesrc.c
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@ -238,9 +238,10 @@ struct _GstBaseSrcPrivate
/* stream sequence number */
guint32 seqnum;
/* pending tags to be pushed in the data stream */
GList *pending_tags;
volatile gint have_tags;
/* pending events (TAG, CUSTOM_BOTH, CUSTOM_DOWNSTREAM) to be
* pushed in the data stream */
GList *pending_events;
volatile gint have_events;
/* QoS *//* with LOCK */
gboolean qos_enabled;
@ -438,7 +439,7 @@ gst_base_src_init (GstBaseSrc * basesrc, gpointer g_class)
gst_base_src_set_format (basesrc, GST_FORMAT_BYTES);
basesrc->data.ABI.typefind = DEFAULT_TYPEFIND;
basesrc->priv->do_timestamp = DEFAULT_DO_TIMESTAMP;
g_atomic_int_set (&basesrc->priv->have_tags, FALSE);
g_atomic_int_set (&basesrc->priv->have_events, FALSE);
GST_OBJECT_FLAG_UNSET (basesrc, GST_BASE_SRC_STARTED);
GST_OBJECT_FLAG_SET (basesrc, GST_ELEMENT_IS_SOURCE);
@ -460,9 +461,10 @@ gst_base_src_finalize (GObject * object)
event_p = &basesrc->data.ABI.pending_seek;
gst_event_replace (event_p, NULL);
if (basesrc->priv->pending_tags) {
g_list_foreach (basesrc->priv->pending_tags, (GFunc) gst_event_unref, NULL);
g_list_free (basesrc->priv->pending_tags);
if (basesrc->priv->pending_events) {
g_list_foreach (basesrc->priv->pending_events, (GFunc) gst_event_unref,
NULL);
g_list_free (basesrc->priv->pending_events);
}
G_OBJECT_CLASS (parent_class)->finalize (object);
@ -1586,10 +1588,13 @@ gst_base_src_send_event (GstElement * element, GstEvent * event)
/* sending random NEWSEGMENT downstream can break sync. */
break;
case GST_EVENT_TAG:
/* Insert tag in the dataflow */
case GST_EVENT_CUSTOM_DOWNSTREAM:
case GST_EVENT_CUSTOM_BOTH:
/* Insert TAG, CUSTOM_DOWNSTREAM, CUSTOM_BOTH in the dataflow */
GST_OBJECT_LOCK (src);
src->priv->pending_tags = g_list_append (src->priv->pending_tags, event);
g_atomic_int_set (&src->priv->have_tags, TRUE);
src->priv->pending_events =
g_list_append (src->priv->pending_events, event);
g_atomic_int_set (&src->priv->have_events, TRUE);
GST_OBJECT_UNLOCK (src);
event = NULL;
result = TRUE;
@ -1644,10 +1649,6 @@ gst_base_src_send_event (GstElement * element, GstEvent * event)
case GST_EVENT_CUSTOM_UPSTREAM:
/* override send_event if you want this */
break;
case GST_EVENT_CUSTOM_DOWNSTREAM:
case GST_EVENT_CUSTOM_BOTH:
/* FIXME, insert event in the dataflow */
break;
case GST_EVENT_CUSTOM_DOWNSTREAM_OOB:
case GST_EVENT_CUSTOM_BOTH_OOB:
/* insert a random custom event into the pipeline */
@ -2356,7 +2357,7 @@ gst_base_src_loop (GstPad * pad)
gint64 position;
gboolean eos;
gulong blocksize;
GList *tags = NULL, *tmp;
GList *pending_events = NULL, *tmp;
eos = FALSE;
@ -2413,22 +2414,22 @@ gst_base_src_loop (GstPad * pad)
}
src->priv->newsegment_pending = FALSE;
if (g_atomic_int_get (&src->priv->have_tags)) {
if (g_atomic_int_get (&src->priv->have_events)) {
GST_OBJECT_LOCK (src);
/* take the tags */
tags = src->priv->pending_tags;
src->priv->pending_tags = NULL;
g_atomic_int_set (&src->priv->have_tags, FALSE);
/* take the events */
pending_events = src->priv->pending_events;
src->priv->pending_events = NULL;
g_atomic_int_set (&src->priv->have_events, FALSE);
GST_OBJECT_UNLOCK (src);
}
/* Push out pending tags if any */
if (G_UNLIKELY (tags != NULL)) {
for (tmp = tags; tmp; tmp = g_list_next (tmp)) {
if (G_UNLIKELY (pending_events != NULL)) {
for (tmp = pending_events; tmp; tmp = g_list_next (tmp)) {
GstEvent *ev = (GstEvent *) tmp->data;
gst_pad_push_event (pad, ev);
}
g_list_free (tags);
g_list_free (pending_events);
}
/* figure out the new position */