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autoconvert: Cache incoming new segment events and push to children.

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Cache incoming new-segment info.

When installing a child element, inform it of the current segment info.

https://bugzilla.gnome.org/show_bug.cgi?id=599469
This commit is contained in:
Jan Schmidt 2009-10-24 11:18:59 +01:00
parent ee8b143e95
commit 55a3f6a08c
2 changed files with 45 additions and 0 deletions
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43
gst/autoconvert/gstautoconvert.c
View file

@ -227,6 +227,8 @@ gst_auto_convert_init (GstAutoConvert * autoconvert,
gst_element_add_pad (GST_ELEMENT (autoconvert), autoconvert->sinkpad); gst_element_add_pad (GST_ELEMENT (autoconvert), autoconvert->sinkpad);
gst_element_add_pad (GST_ELEMENT (autoconvert), autoconvert->srcpad); gst_element_add_pad (GST_ELEMENT (autoconvert), autoconvert->srcpad);
gst_segment_init (&autoconvert->sink_segment, GST_FORMAT_UNDEFINED);
} }
static void static void
@ -801,6 +803,19 @@ gst_auto_convert_sink_setcaps (GstPad * pad, GstCaps * caps)
autoconvert->current_internal_sinkpad = internal_sinkpad; autoconvert->current_internal_sinkpad = internal_sinkpad;
GST_AUTOCONVERT_UNLOCK (autoconvert); GST_AUTOCONVERT_UNLOCK (autoconvert);
/* Send new-segment event if we have one */
if (autoconvert->sink_segment.format != GST_FORMAT_UNDEFINED) {
GstEvent *event;
GstSegment *seg = &autoconvert->sink_segment;
event = gst_event_new_new_segment_full (TRUE,
seg->rate, seg->applied_rate, seg->format, seg->start,
seg->stop, seg->time);
autoconvert->drop_newseg = TRUE;
gst_pad_push_event (internal_srcpad, event);
autoconvert->drop_newseg = FALSE;
}
GST_INFO_OBJECT (autoconvert, GST_INFO_OBJECT (autoconvert,
"Selected element %s", "Selected element %s",
GST_OBJECT_NAME (GST_OBJECT (autoconvert->current_subelement))); GST_OBJECT_NAME (GST_OBJECT (autoconvert->current_subelement)));
@ -988,6 +1003,26 @@ gst_auto_convert_sink_event (GstPad * pad, GstEvent * event)
GstAutoConvert *autoconvert = GST_AUTO_CONVERT (gst_pad_get_parent (pad)); GstAutoConvert *autoconvert = GST_AUTO_CONVERT (gst_pad_get_parent (pad));
GstPad *internal_srcpad; GstPad *internal_srcpad;
if (GST_EVENT_TYPE (event) == GST_EVENT_NEWSEGMENT) {
GstFormat format;
gdouble rate, arate;
gint64 start, stop, time;
gboolean update;
gst_event_parse_new_segment_full (event, &update, &rate, &arate, &format,
&start, &stop, &time);
GST_DEBUG_OBJECT (autoconvert,
"newsegment: update %d, rate %g, arate %g, start %" GST_TIME_FORMAT
", stop %" GST_TIME_FORMAT ", time %" GST_TIME_FORMAT,
update, rate, arate, GST_TIME_ARGS (start), GST_TIME_ARGS (stop),
GST_TIME_ARGS (time));
/* Store the values for feeding to sub-elements */
gst_segment_set_newsegment_full (&autoconvert->sink_segment, update,
rate, arate, format, start, stop, time);
}
internal_srcpad = gst_auto_convert_get_internal_srcpad (autoconvert); internal_srcpad = gst_auto_convert_get_internal_srcpad (autoconvert);
if (internal_srcpad) { if (internal_srcpad) {
ret = gst_pad_push_event (internal_srcpad, event); ret = gst_pad_push_event (internal_srcpad, event);
@ -1323,6 +1358,14 @@ gst_auto_convert_internal_sink_event (GstPad * pad, GstEvent * event)
GST_AUTO_CONVERT (g_object_get_qdata (G_OBJECT (pad), GST_AUTO_CONVERT (g_object_get_qdata (G_OBJECT (pad),
parent_quark)); parent_quark));
if (GST_EVENT_TYPE (event) == GST_EVENT_NEWSEGMENT) {
if (autoconvert->drop_newseg) {
GST_DEBUG_OBJECT (autoconvert, "Dropping primer newsegment event");
gst_event_unref (event);
return TRUE;
}
}
return gst_pad_push_event (autoconvert->srcpad, event); return gst_pad_push_event (autoconvert->srcpad, event);
} }

2
gst/autoconvert/gstautoconvert.h
View file

@ -54,6 +54,8 @@ struct _GstAutoConvert
GstPad *current_internal_sinkpad; GstPad *current_internal_sinkpad;
GList *cached_events; GList *cached_events;
GstSegment sink_segment;
gboolean drop_newseg;
}; };
struct _GstAutoConvertClass struct _GstAutoConvertClass