GstQueryTypeFlags indicate the aspects of the different GstQueryType
values. You can get the type flags of a GstQueryType with the
gst_query_type_get_flags() function.
GST_QUERY_TYPE_UPSTREAM
Set if the query can travel upstream.
GST_QUERY_TYPE_DOWNSTREAM
Set if the query can travel downstream.
GST_QUERY_TYPE_SERIALIZED
Set if the query should be serialized with data
flow.
GstQueryTypeFlags indicate the aspects of the different GstQueryType values. You can get the type flags of a GstQueryType with the gst_query_type_get_flags() function. GST_QUERY_TYPE_UPSTREAM Set if the query can travel upstream. GST_QUERY_TYPE_DOWNSTREAM Set if the query can travel downstream. GST_QUERY_TYPE_SERIALIZED Set if the query should be serialized with data flow.