Constructs a new custom query object. Use gst_query_unref() when done with it.
Free-function: gst_query_unref
the query type
a structure for the query
Return: a new #GstQuery
ConstructionException GTK+ fails to create the object.
See Implementation
Constructs a new custom query object. Use gst_query_unref() when done with it.
Free-function: gst_query_unref