* \extends mlt_service_s
* \properties \em track the index of the track of a multitrack on which the filter is applied
* \properties \em service a reference to the service to which this filter is attached.
+ * \properties \em disable Set this to disable the filter while keeping it in the object model.
* Currently this is not cleared when the filter is detached.
*/
* \properties \em out when to stop
* \properties \em _filter_private Set this on a service to ensure that attached filters are handled privately.
* See modules/core/filter_region.c and modules/core/filter_watermark.c for examples.
- * \properties \em disable Set this on a filter to disable it while keeping it in the object model.
* \properties \em _profile stores the mlt_profile for a service
* \properties \em _unique_id is a unique identifier
* \properties \em _need_previous_next boolean that instructs producers to get