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pango: handle GAP event to update text position

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This commit is contained in:
Mark Nauwelaerts 2012-09-05 11:42:05 +02:00
parent 62ef0fc55e
commit b3545604c0
1 changed files with 17 additions and 0 deletions
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17
ext/pango/gstbasetextoverlay.c
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@ -1762,6 +1762,23 @@ gst_base_text_overlay_text_event (GstPad * pad, GstObject * parent,
GST_BASE_TEXT_OVERLAY_UNLOCK (overlay);
break;
}
case GST_EVENT_GAP:
{
GstClockTime start, duration;
gst_event_parse_gap (event, &start, &duration);
if (GST_CLOCK_TIME_IS_VALID (duration))
start += duration;
/* we do not expect another buffer until after gap,
* so that is our position now */
overlay->text_segment.position = start;
/* wake up the video chain, it might be waiting for a text buffer or
* a text segment update */
GST_BASE_TEXT_OVERLAY_LOCK (overlay);
GST_BASE_TEXT_OVERLAY_BROADCAST (overlay);
GST_BASE_TEXT_OVERLAY_UNLOCK (overlay);
}
case GST_EVENT_FLUSH_STOP:
GST_BASE_TEXT_OVERLAY_LOCK (overlay);
GST_INFO_OBJECT (overlay, "text flush stop");