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make EOS really recursive and not just one layer deep

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Original commit message from CVS:
make EOS really recursive and not just one layer deep
This commit is contained in:
Benjamin Otte 2003-04-18 23:31:18 +00:00
parent 2862ded8a2
commit 78b4079072
1 changed files with 23 additions and 14 deletions
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37
gst/gstelement.c
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@ -2786,6 +2786,24 @@ gst_element_set_loop_function (GstElement *element,
} }
} }
static inline void
gst_element_set_eos_recursive (GstElement *element)
{
/* this function is only called, when we were in PLAYING before. So every
parent that's PAUSED was PLAYING before. That means it has reached EOS. */
GstElement *parent;
GST_DEBUG (GST_CAT_EVENT, "setting recursive EOS on %s",
GST_OBJECT_NAME (element));
g_signal_emit (G_OBJECT (element), gst_element_signals[EOS], 0);
if (!GST_OBJECT_PARENT (element))
return;
parent = GST_ELEMENT (GST_OBJECT_PARENT (element));
if (GST_STATE (parent) == GST_STATE_PAUSED)
gst_element_set_eos_recursive (parent);
}
/** /**
* gst_element_set_eos: * gst_element_set_eos:
* @element: a #GstElement to set to the EOS state. * @element: a #GstElement to set to the EOS state.
@ -2795,25 +2813,16 @@ gst_element_set_loop_function (GstElement *element,
void void
gst_element_set_eos (GstElement *element) gst_element_set_eos (GstElement *element)
{ {
GstElement *parent;
GstElementState parent_state = GST_STATE_NULL; /* silence compilers */
g_return_if_fail (GST_IS_ELEMENT (element)); g_return_if_fail (GST_IS_ELEMENT (element));
GST_DEBUG (GST_CAT_EVENT, "setting EOS on element %s", GST_DEBUG (GST_CAT_EVENT, "setting EOS on element %s",
GST_OBJECT_NAME (element)); GST_OBJECT_NAME (element));
parent = GST_ELEMENT (GST_OBJECT_PARENT (element)); if (GST_STATE (element) == GST_STATE_PLAYING) {
if (parent) gst_element_set_state (element, GST_STATE_PAUSED);
parent_state = GST_STATE (parent); gst_element_set_eos_recursive (element);
} else {
gst_element_set_state (element, GST_STATE_PAUSED); g_signal_emit (G_OBJECT (element), gst_element_signals[EOS], 0);
g_signal_emit (G_OBJECT (element), gst_element_signals[EOS], 0);
if (parent && parent_state == GST_STATE_PLAYING &&
GST_STATE (parent) == GST_STATE_PAUSED) {
gst_element_set_eos (parent);
} }
} }