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appsink: put the correct segment in the preroll sample

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last_segment is only being updated in dequeue_buffer(),
which is only called from _pull_sample(). _pull_preroll()
simply re-uses an old or dummy segment while the actual
one sits and waits in the queue.

https://bugzilla.gnome.org/show_bug.cgi?id=751147
This commit is contained in:
George Kiagiadakis 2015-06-18 12:30:24 +02:00
parent ea9b6a7e3c
commit c411819452
1 changed files with 5 additions and 1 deletions
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6
gst-libs/gst/app/gstappsink.c
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@ -86,6 +86,7 @@ struct _GstAppSinkPrivate
GstBuffer *preroll;
GstCaps *preroll_caps;
GstCaps *last_caps;
GstSegment preroll_segment;
GstSegment last_segment;
gboolean flushing;
gboolean unlock;
@ -519,6 +520,7 @@ gst_app_sink_start (GstBaseSink * psink)
GST_DEBUG_OBJECT (appsink, "starting");
priv->flushing = FALSE;
priv->started = TRUE;
gst_segment_init (&priv->preroll_segment, GST_FORMAT_TIME);
gst_segment_init (&priv->last_segment, GST_FORMAT_TIME);
g_mutex_unlock (&priv->mutex);
@ -569,6 +571,8 @@ gst_app_sink_event (GstBaseSink * sink, GstEvent * event)
g_mutex_lock (&priv->mutex);
GST_DEBUG_OBJECT (appsink, "receiving SEGMENT");
g_queue_push_tail (priv->queue, gst_event_ref (event));
if (!priv->preroll)
gst_event_copy_segment (event, &priv->preroll_segment);
g_mutex_unlock (&priv->mutex);
break;
case GST_EVENT_EOS:{
@ -1140,7 +1144,7 @@ gst_app_sink_pull_preroll (GstAppSink * appsink)
g_cond_wait (&priv->cond, &priv->mutex);
}
sample =
gst_sample_new (priv->preroll, priv->preroll_caps, &priv->last_segment,
gst_sample_new (priv->preroll, priv->preroll_caps, &priv->preroll_segment,
NULL);
GST_DEBUG_OBJECT (appsink, "we have the preroll sample %p", sample);
g_mutex_unlock (&priv->mutex);