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gst/switch/gstswitch.c (gst_stream_selector_block): Implement the block() signal. This implementation will be replace...

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Original commit message from CVS:
2007-12-17  Andy Wingo  <wingo@pobox.com>

* gst/switch/gstswitch.c (gst_stream_selector_block): Implement
the block() signal. This implementation will be replaced in future
patches, however. Patch 4/12.
This commit is contained in:
Andy Wingo 2007-12-17 14:52:14 +00:00
parent c9c47b8dce
commit 5d8d5eb81d
2 changed files with 53 additions and 1 deletions
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4
ChangeLog
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@ -1,5 +1,9 @@
2007-12-17 Andy Wingo <wingo@pobox.com>
* gst/switch/gstswitch.c (gst_stream_selector_block): Implement
the block() signal. This implementation will be replaced in future
patches, however. Patch 4/12.
* gst/switch/gstswitch.h (struct _GstStreamSelectorClass): Fix
vmethod prototypes.

50
gst/switch/gstswitch.c
View file

@ -721,10 +721,58 @@ gst_stream_selector_release_pad (GstElement * element, GstPad * pad)
gst_element_remove_pad (GST_ELEMENT (sel), pad);
}
static void
block_func (GstPad * pad, gboolean blocked, gpointer user_data)
{
GST_DEBUG_OBJECT (pad, "got blocked = %d", blocked ? 1 : 0);
}
static void
foreach_set_blocking (GstPad * pad, gpointer user_data)
{
gboolean block = GPOINTER_TO_INT (user_data);
gst_pad_set_blocked_async (pad, block, block_func, NULL);
}
static gboolean
block_all_pads (GstStreamSelector * self, gboolean block)
{
GstIterator *iter;
GstIteratorResult res;
iter = gst_element_iterate_sink_pads (GST_ELEMENT (self));
while (TRUE) {
res = gst_iterator_foreach (iter, (GFunc) foreach_set_blocking,
GINT_TO_POINTER (block));
switch (res) {
case GST_ITERATOR_RESYNC:
gst_iterator_resync (iter);
break;
case GST_ITERATOR_DONE:
goto done;
default:
goto error;
}
}
done:
GST_DEBUG_OBJECT (self, "block_all_pads(%d) succeeded", block);
gst_iterator_free (iter);
return TRUE;
error:
GST_WARNING_OBJECT (self, "block(%d) signal error: %d", block, res);
gst_iterator_free (iter);
return FALSE;
}
static void
gst_stream_selector_block (GstStreamSelector * self)
{
return;
block_all_pads (self, TRUE);
}
static void