Modifies a pointer to a Query to point to a different Query.
This function is similar to gst_query_replace
except that it takes ownership of new_query
.
Either new_query
or the Query pointed to by old_query
may be
null
.
old_query |
pointer to a pointer to a Query to be stolen. |
new_query |
pointer to a Query that will replace the query pointed to by |
|