aggregator: improve section docs

Mention how data ends up in the queues. Document the relation of the pad
functions and the class vmethods to get events and queries.
This commit is contained in:
Stefan Sauer 2017-10-15 10:44:44 +02:00 committed by Tim-Philipp Müller
parent 00d6f46ff8
commit 5a06c3d12b

View file

@ -32,6 +32,12 @@
* * Base class for mixers and muxers. Subclasses should at least implement * * Base class for mixers and muxers. Subclasses should at least implement
* the #GstAggregatorClass.aggregate() virtual method. * the #GstAggregatorClass.aggregate() virtual method.
* *
* * Installs a #GstPadChainFunction, a #GstPadEventFullFunction and a
* #GstPadQueryFunction to queue all serialized data packets per sink pad.
* Subclasses should not overwrite those, but instead implement
* #GstAggregatorClass.sink_event() and #GstAggregatorClass.sink_query() as
* needed.
*
* * When data is queued on all pads, the aggregate vmethod is called. * * When data is queued on all pads, the aggregate vmethod is called.
* *
* * One can peek at the data on any given GstAggregatorPad with the * * One can peek at the data on any given GstAggregatorPad with the