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utils: If one intersection gave empty caps don't continue iterating over the other pads

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This commit is contained in:
Sebastian Dröge 2009-12-08 16:09:02 +01:00
parent 25fc43487b
commit d6492c2958
1 changed files with 8 additions and 2 deletions
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10
gst/gstutils.c
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@ -2630,6 +2630,8 @@ gst_buffer_stamp (GstBuffer * dest, const GstBuffer * src)
static gboolean
intersect_caps_func (GstPad * pad, GValue * ret, GstPad * orig)
{
gboolean empty = FALSE;
/* skip the pad, the request came from */
if (G_UNLIKELY (pad != orig)) {
GstCaps *peercaps, *existing;
@ -2637,13 +2639,17 @@ intersect_caps_func (GstPad * pad, GValue * ret, GstPad * orig)
existing = g_value_get_pointer (ret);
peercaps = gst_pad_peer_get_caps_reffed (pad);
if (G_LIKELY (peercaps)) {
g_value_set_pointer (ret, gst_caps_intersect (existing, peercaps));
GstCaps *intersection = gst_caps_intersect (existing, peercaps);
empty = gst_caps_is_empty (intersection);
g_value_set_pointer (ret, intersection);
gst_caps_unref (existing);
gst_caps_unref (peercaps);
}
}
gst_object_unref (pad);
return TRUE;
return !empty;
}
/**