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basesrc: improve flush-start handling

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Use custom code to implement flush-stop, we can't reuse the set_flushing code
because we can't touch the live_playing flag and we need to signal the
streaming thread.
This commit is contained in:
Wim Taymans 2013-08-14 17:44:48 +02:00
parent 9006f203d0
commit 44811ab650
1 changed files with 20 additions and 3 deletions
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23
libs/gst/base/gstbasesrc.c
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@ -1711,7 +1711,26 @@ gst_base_src_send_event (GstElement * element, GstEvent * event)
GST_DEBUG_OBJECT (src, "pushing flush-start event downstream");
result = gst_pad_push_event (src->srcpad, event);
/* also unblock the create function */
gst_base_src_set_flushing (src, TRUE, FALSE, NULL);
gst_base_src_activate_pool (src, FALSE);
/* unlock any subclasses, we need to do this before grabbing the
* LIVE_LOCK since we hold this lock before going into ::create. We pass an
* unlock to the params because of backwards compat (see seek handler)*/
if (bclass->unlock)
bclass->unlock (src);
/* the live lock is released when we are blocked, waiting for playing or
* when we sync to the clock. */
GST_LIVE_LOCK (src);
src->priv->flushing = TRUE;
/* clear pending EOS if any */
g_atomic_int_set (&src->priv->pending_eos, FALSE);
if (bclass->unlock_stop)
bclass->unlock_stop (src);
if (src->clock_id)
gst_clock_id_unschedule (src->clock_id);
GST_DEBUG_OBJECT (src, "signal");
GST_LIVE_SIGNAL (src);
GST_LIVE_UNLOCK (src);
event = NULL;
break;
case GST_EVENT_FLUSH_STOP:
@ -1732,8 +1751,6 @@ gst_base_src_send_event (GstElement * element, GstEvent * event)
if (start)
gst_pad_start_task (src->srcpad, (GstTaskFunction) gst_base_src_loop,
src->srcpad, NULL);
GST_DEBUG_OBJECT (src, "signal");
GST_LIVE_SIGNAL (src);
GST_LIVE_UNLOCK (src);
event = NULL;
break;