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value: fix can_intersect to behave like intersect

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Add a quick return if two types are the same. Change the check for the
intersection function to be the same as the one used in intersect(). The
later tries both directions.
This commit is contained in:
Stefan Kost 2009-07-10 19:17:04 +01:00
parent 6049559201
commit c686053aac
1 changed files with 6 additions and 2 deletions
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8
gst/gstvalue.c
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@ -3080,12 +3080,16 @@ gst_value_can_intersect (const GValue * value1, const GValue * value2)
type1 = G_VALUE_TYPE (value1);
type2 = G_VALUE_TYPE (value2);
if (type1 == type2)
return TRUE;
/* check registered intersect functions */
len = gst_value_intersect_funcs->len;
for (i = 0; i < len; i++) {
intersect_info = &g_array_index (gst_value_intersect_funcs,
GstValueIntersectInfo, i);
if (intersect_info->type1 == intersect_info->type2 &&
intersect_info->type1 == type1 && intersect_info->type2 == type2)
if ((intersect_info->type1 == type1 && intersect_info->type2 == type2) ||
(intersect_info->type1 == type2 && intersect_info->type2 == type1))
return TRUE;
}